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Initial commit
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Yervant7
+130
@@ -0,0 +1,130 @@
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: !stdlib=libc++ && (c++03 || c++11 || c++14)
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// <string_view>
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// constexpr int compare(const charT* s) const;
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#include <string_view>
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#include <cassert>
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#include "test_macros.h"
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#include "constexpr_char_traits.h"
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int sign ( int x ) { return x > 0 ? 1 : ( x < 0 ? -1 : 0 ); }
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template<typename CharT>
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void test1 ( std::basic_string_view<CharT> sv1, const CharT *s, int expected ) {
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assert ( sign( sv1.compare(s)) == sign(expected));
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}
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template<typename CharT>
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void
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test( const CharT *s1, const CharT *s2, int expected)
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{
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typedef std::basic_string_view<CharT> string_view_t;
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string_view_t sv1 ( s1 );
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test1 ( sv1, s2, expected );
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}
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int main(int, char**)
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{
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{
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test("", "", 0);
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test("", "abcde", -5);
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test("", "abcdefghij", -10);
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test("", "abcdefghijklmnopqrst", -20);
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test("abcde", "", 5);
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test("abcde", "abcde", 0);
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test("abcde", "abcdefghij", -5);
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test("abcde", "abcdefghijklmnopqrst", -15);
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test("abcdefghij", "", 10);
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test("abcdefghij", "abcde", 5);
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test("abcdefghij", "abcdefghij", 0);
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test("abcdefghij", "abcdefghijklmnopqrst", -10);
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test("abcdefghijklmnopqrst", "", 20);
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test("abcdefghijklmnopqrst", "abcde", 15);
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test("abcdefghijklmnopqrst", "abcdefghij", 10);
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test("abcdefghijklmnopqrst", "abcdefghijklmnopqrst", 0);
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}
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{
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test(L"", L"", 0);
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test(L"", L"abcde", -5);
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test(L"", L"abcdefghij", -10);
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test(L"", L"abcdefghijklmnopqrst", -20);
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test(L"abcde", L"", 5);
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test(L"abcde", L"abcde", 0);
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test(L"abcde", L"abcdefghij", -5);
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test(L"abcde", L"abcdefghijklmnopqrst", -15);
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test(L"abcdefghij", L"", 10);
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test(L"abcdefghij", L"abcde", 5);
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test(L"abcdefghij", L"abcdefghij", 0);
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test(L"abcdefghij", L"abcdefghijklmnopqrst", -10);
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test(L"abcdefghijklmnopqrst", L"", 20);
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test(L"abcdefghijklmnopqrst", L"abcde", 15);
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test(L"abcdefghijklmnopqrst", L"abcdefghij", 10);
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test(L"abcdefghijklmnopqrst", L"abcdefghijklmnopqrst", 0);
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}
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#if TEST_STD_VER >= 11
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{
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test(U"", U"", 0);
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test(U"", U"abcde", -5);
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test(U"", U"abcdefghij", -10);
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test(U"", U"abcdefghijklmnopqrst", -20);
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test(U"abcde", U"", 5);
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test(U"abcde", U"abcde", 0);
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test(U"abcde", U"abcdefghij", -5);
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test(U"abcde", U"abcdefghijklmnopqrst", -15);
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test(U"abcdefghij", U"", 10);
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test(U"abcdefghij", U"abcde", 5);
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test(U"abcdefghij", U"abcdefghij", 0);
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test(U"abcdefghij", U"abcdefghijklmnopqrst", -10);
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test(U"abcdefghijklmnopqrst", U"", 20);
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test(U"abcdefghijklmnopqrst", U"abcde", 15);
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test(U"abcdefghijklmnopqrst", U"abcdefghij", 10);
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test(U"abcdefghijklmnopqrst", U"abcdefghijklmnopqrst", 0);
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}
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{
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test(u"", u"", 0);
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test(u"", u"abcde", -5);
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test(u"", u"abcdefghij", -10);
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test(u"", u"abcdefghijklmnopqrst", -20);
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test(u"abcde", u"", 5);
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test(u"abcde", u"abcde", 0);
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test(u"abcde", u"abcdefghij", -5);
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test(u"abcde", u"abcdefghijklmnopqrst", -15);
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test(u"abcdefghij", u"", 10);
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test(u"abcdefghij", u"abcde", 5);
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test(u"abcdefghij", u"abcdefghij", 0);
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test(u"abcdefghij", u"abcdefghijklmnopqrst", -10);
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test(u"abcdefghijklmnopqrst", u"", 20);
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test(u"abcdefghijklmnopqrst", u"abcde", 15);
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test(u"abcdefghijklmnopqrst", u"abcdefghij", 10);
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test(u"abcdefghijklmnopqrst", u"abcdefghijklmnopqrst", 0);
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}
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#endif
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#if TEST_STD_VER > 11
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{
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typedef std::basic_string_view<char, constexpr_char_traits<char>> SV;
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constexpr SV sv1;
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constexpr SV sv2 { "abcde", 5 };
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static_assert ( sv1.compare("") == 0, "" );
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static_assert ( sv1.compare("abcde") < 0, "" );
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static_assert ( sv2.compare("") > 0, "" );
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static_assert ( sv2.compare("abcde") == 0, "" );
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}
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#endif
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return 0;
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}
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+456
@@ -0,0 +1,456 @@
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: !stdlib=libc++ && (c++03 || c++11 || c++14)
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// <string_view>
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// constexpr int compare(size_type pos1, size_type n1, const charT* s) const;
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#include <string_view>
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#include <cassert>
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#include <stdexcept>
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#include "test_macros.h"
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#include "constexpr_char_traits.h"
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int sign ( int x ) { return x > 0 ? 1 : ( x < 0 ? -1 : 0 ); }
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template<typename CharT>
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void test1 ( std::basic_string_view<CharT> sv1,
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size_t pos1, size_t n1, const CharT *s, int expected ) {
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#ifdef TEST_HAS_NO_EXCEPTIONS
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if (pos1 <= sv1.size())
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assert(sign(sv1.compare(pos1, n1, s)) == sign(expected));
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#else
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try {
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assert(sign(sv1.compare(pos1, n1, s)) == sign(expected));
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assert(pos1 <= sv1.size());
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}
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catch (const std::out_of_range&) {
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assert(pos1 > sv1.size());
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}
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#endif
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}
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template<typename CharT>
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void
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test( const CharT *s1, size_t pos1, size_t n1, const CharT *s2, int expected)
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{
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typedef std::basic_string_view<CharT> string_view_t;
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string_view_t sv1 ( s1 );
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test1 ( sv1, pos1, n1, s2, expected );
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}
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void test0()
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{
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test("", 0, 0, "", 0);
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test("", 0, 0, "abcde", -5);
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test("", 0, 0, "abcdefghij", -10);
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test("", 0, 0, "abcdefghijklmnopqrst", -20);
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test("", 0, 1, "", 0);
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test("", 0, 1, "abcde", -5);
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test("", 0, 1, "abcdefghij", -10);
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test("", 0, 1, "abcdefghijklmnopqrst", -20);
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test("", 1, 0, "", 0);
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test("", 1, 0, "abcde", 0);
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test("", 1, 0, "abcdefghij", 0);
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test("", 1, 0, "abcdefghijklmnopqrst", 0);
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test("abcde", 0, 0, "", 0);
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test("abcde", 0, 0, "abcde", -5);
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test("abcde", 0, 0, "abcdefghij", -10);
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test("abcde", 0, 0, "abcdefghijklmnopqrst", -20);
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test("abcde", 0, 1, "", 1);
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test("abcde", 0, 1, "abcde", -4);
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test("abcde", 0, 1, "abcdefghij", -9);
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test("abcde", 0, 1, "abcdefghijklmnopqrst", -19);
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test("abcde", 0, 2, "", 2);
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test("abcde", 0, 2, "abcde", -3);
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test("abcde", 0, 2, "abcdefghij", -8);
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test("abcde", 0, 2, "abcdefghijklmnopqrst", -18);
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test("abcde", 0, 4, "", 4);
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test("abcde", 0, 4, "abcde", -1);
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test("abcde", 0, 4, "abcdefghij", -6);
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test("abcde", 0, 4, "abcdefghijklmnopqrst", -16);
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test("abcde", 0, 5, "", 5);
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test("abcde", 0, 5, "abcde", 0);
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test("abcde", 0, 5, "abcdefghij", -5);
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test("abcde", 0, 5, "abcdefghijklmnopqrst", -15);
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test("abcde", 0, 6, "", 5);
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test("abcde", 0, 6, "abcde", 0);
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test("abcde", 0, 6, "abcdefghij", -5);
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test("abcde", 0, 6, "abcdefghijklmnopqrst", -15);
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test("abcde", 1, 0, "", 0);
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test("abcde", 1, 0, "abcde", -5);
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test("abcde", 1, 0, "abcdefghij", -10);
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test("abcde", 1, 0, "abcdefghijklmnopqrst", -20);
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test("abcde", 1, 1, "", 1);
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test("abcde", 1, 1, "abcde", 1);
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test("abcde", 1, 1, "abcdefghij", 1);
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test("abcde", 1, 1, "abcdefghijklmnopqrst", 1);
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test("abcde", 1, 2, "", 2);
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test("abcde", 1, 2, "abcde", 1);
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test("abcde", 1, 2, "abcdefghij", 1);
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test("abcde", 1, 2, "abcdefghijklmnopqrst", 1);
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test("abcde", 1, 3, "", 3);
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test("abcde", 1, 3, "abcde", 1);
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test("abcde", 1, 3, "abcdefghij", 1);
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test("abcde", 1, 3, "abcdefghijklmnopqrst", 1);
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test("abcde", 1, 4, "", 4);
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test("abcde", 1, 4, "abcde", 1);
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test("abcde", 1, 4, "abcdefghij", 1);
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test("abcde", 1, 4, "abcdefghijklmnopqrst", 1);
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test("abcde", 1, 5, "", 4);
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test("abcde", 1, 5, "abcde", 1);
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test("abcde", 1, 5, "abcdefghij", 1);
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test("abcde", 1, 5, "abcdefghijklmnopqrst", 1);
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test("abcde", 2, 0, "", 0);
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test("abcde", 2, 0, "abcde", -5);
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test("abcde", 2, 0, "abcdefghij", -10);
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test("abcde", 2, 0, "abcdefghijklmnopqrst", -20);
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test("abcde", 2, 1, "", 1);
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test("abcde", 2, 1, "abcde", 2);
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test("abcde", 2, 1, "abcdefghij", 2);
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test("abcde", 2, 1, "abcdefghijklmnopqrst", 2);
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test("abcde", 2, 2, "", 2);
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test("abcde", 2, 2, "abcde", 2);
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test("abcde", 2, 2, "abcdefghij", 2);
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test("abcde", 2, 2, "abcdefghijklmnopqrst", 2);
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test("abcde", 2, 3, "", 3);
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test("abcde", 2, 3, "abcde", 2);
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test("abcde", 2, 3, "abcdefghij", 2);
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test("abcde", 2, 3, "abcdefghijklmnopqrst", 2);
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test("abcde", 2, 4, "", 3);
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test("abcde", 2, 4, "abcde", 2);
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test("abcde", 2, 4, "abcdefghij", 2);
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test("abcde", 2, 4, "abcdefghijklmnopqrst", 2);
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test("abcde", 4, 0, "", 0);
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test("abcde", 4, 0, "abcde", -5);
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test("abcde", 4, 0, "abcdefghij", -10);
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test("abcde", 4, 0, "abcdefghijklmnopqrst", -20);
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test("abcde", 4, 1, "", 1);
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test("abcde", 4, 1, "abcde", 4);
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test("abcde", 4, 1, "abcdefghij", 4);
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test("abcde", 4, 1, "abcdefghijklmnopqrst", 4);
|
||||
test("abcde", 4, 2, "", 1);
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test("abcde", 4, 2, "abcde", 4);
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test("abcde", 4, 2, "abcdefghij", 4);
|
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test("abcde", 4, 2, "abcdefghijklmnopqrst", 4);
|
||||
test("abcde", 5, 0, "", 0);
|
||||
test("abcde", 5, 0, "abcde", -5);
|
||||
test("abcde", 5, 0, "abcdefghij", -10);
|
||||
test("abcde", 5, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcde", 5, 1, "", 0);
|
||||
test("abcde", 5, 1, "abcde", -5);
|
||||
test("abcde", 5, 1, "abcdefghij", -10);
|
||||
test("abcde", 5, 1, "abcdefghijklmnopqrst", -20);
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}
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|
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void test1()
|
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{
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test("abcde", 6, 0, "", 0);
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test("abcde", 6, 0, "abcde", 0);
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test("abcde", 6, 0, "abcdefghij", 0);
|
||||
test("abcde", 6, 0, "abcdefghijklmnopqrst", 0);
|
||||
test("abcdefghij", 0, 0, "", 0);
|
||||
test("abcdefghij", 0, 0, "abcde", -5);
|
||||
test("abcdefghij", 0, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 0, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 0, 1, "", 1);
|
||||
test("abcdefghij", 0, 1, "abcde", -4);
|
||||
test("abcdefghij", 0, 1, "abcdefghij", -9);
|
||||
test("abcdefghij", 0, 1, "abcdefghijklmnopqrst", -19);
|
||||
test("abcdefghij", 0, 5, "", 5);
|
||||
test("abcdefghij", 0, 5, "abcde", 0);
|
||||
test("abcdefghij", 0, 5, "abcdefghij", -5);
|
||||
test("abcdefghij", 0, 5, "abcdefghijklmnopqrst", -15);
|
||||
test("abcdefghij", 0, 9, "", 9);
|
||||
test("abcdefghij", 0, 9, "abcde", 4);
|
||||
test("abcdefghij", 0, 9, "abcdefghij", -1);
|
||||
test("abcdefghij", 0, 9, "abcdefghijklmnopqrst", -11);
|
||||
test("abcdefghij", 0, 10, "", 10);
|
||||
test("abcdefghij", 0, 10, "abcde", 5);
|
||||
test("abcdefghij", 0, 10, "abcdefghij", 0);
|
||||
test("abcdefghij", 0, 10, "abcdefghijklmnopqrst", -10);
|
||||
test("abcdefghij", 0, 11, "", 10);
|
||||
test("abcdefghij", 0, 11, "abcde", 5);
|
||||
test("abcdefghij", 0, 11, "abcdefghij", 0);
|
||||
test("abcdefghij", 0, 11, "abcdefghijklmnopqrst", -10);
|
||||
test("abcdefghij", 1, 0, "", 0);
|
||||
test("abcdefghij", 1, 0, "abcde", -5);
|
||||
test("abcdefghij", 1, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 1, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 1, 1, "", 1);
|
||||
test("abcdefghij", 1, 1, "abcde", 1);
|
||||
test("abcdefghij", 1, 1, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 1, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 1, 4, "", 4);
|
||||
test("abcdefghij", 1, 4, "abcde", 1);
|
||||
test("abcdefghij", 1, 4, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 4, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 1, 8, "", 8);
|
||||
test("abcdefghij", 1, 8, "abcde", 1);
|
||||
test("abcdefghij", 1, 8, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 8, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 1, 9, "", 9);
|
||||
test("abcdefghij", 1, 9, "abcde", 1);
|
||||
test("abcdefghij", 1, 9, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 9, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 1, 10, "", 9);
|
||||
test("abcdefghij", 1, 10, "abcde", 1);
|
||||
test("abcdefghij", 1, 10, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 10, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 5, 0, "", 0);
|
||||
test("abcdefghij", 5, 0, "abcde", -5);
|
||||
test("abcdefghij", 5, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 5, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 5, 1, "", 1);
|
||||
test("abcdefghij", 5, 1, "abcde", 5);
|
||||
test("abcdefghij", 5, 1, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 1, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 5, 2, "", 2);
|
||||
test("abcdefghij", 5, 2, "abcde", 5);
|
||||
test("abcdefghij", 5, 2, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 2, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 5, 4, "", 4);
|
||||
test("abcdefghij", 5, 4, "abcde", 5);
|
||||
test("abcdefghij", 5, 4, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 4, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 5, 5, "", 5);
|
||||
test("abcdefghij", 5, 5, "abcde", 5);
|
||||
test("abcdefghij", 5, 5, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 5, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 5, 6, "", 5);
|
||||
test("abcdefghij", 5, 6, "abcde", 5);
|
||||
test("abcdefghij", 5, 6, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 6, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 9, 0, "", 0);
|
||||
test("abcdefghij", 9, 0, "abcde", -5);
|
||||
test("abcdefghij", 9, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 9, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 9, 1, "", 1);
|
||||
test("abcdefghij", 9, 1, "abcde", 9);
|
||||
test("abcdefghij", 9, 1, "abcdefghij", 9);
|
||||
test("abcdefghij", 9, 1, "abcdefghijklmnopqrst", 9);
|
||||
test("abcdefghij", 9, 2, "", 1);
|
||||
test("abcdefghij", 9, 2, "abcde", 9);
|
||||
test("abcdefghij", 9, 2, "abcdefghij", 9);
|
||||
test("abcdefghij", 9, 2, "abcdefghijklmnopqrst", 9);
|
||||
test("abcdefghij", 10, 0, "", 0);
|
||||
test("abcdefghij", 10, 0, "abcde", -5);
|
||||
test("abcdefghij", 10, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 10, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 10, 1, "", 0);
|
||||
test("abcdefghij", 10, 1, "abcde", -5);
|
||||
test("abcdefghij", 10, 1, "abcdefghij", -10);
|
||||
test("abcdefghij", 10, 1, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 11, 0, "", 0);
|
||||
test("abcdefghij", 11, 0, "abcde", 0);
|
||||
test("abcdefghij", 11, 0, "abcdefghij", 0);
|
||||
test("abcdefghij", 11, 0, "abcdefghijklmnopqrst", 0);
|
||||
}
|
||||
|
||||
void test2()
|
||||
{
|
||||
test("abcdefghijklmnopqrst", 0, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 0, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 0, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 0, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 0, 1, "", 1);
|
||||
test("abcdefghijklmnopqrst", 0, 1, "abcde", -4);
|
||||
test("abcdefghijklmnopqrst", 0, 1, "abcdefghij", -9);
|
||||
test("abcdefghijklmnopqrst", 0, 1, "abcdefghijklmnopqrst", -19);
|
||||
test("abcdefghijklmnopqrst", 0, 10, "", 10);
|
||||
test("abcdefghijklmnopqrst", 0, 10, "abcde", 5);
|
||||
test("abcdefghijklmnopqrst", 0, 10, "abcdefghij", 0);
|
||||
test("abcdefghijklmnopqrst", 0, 10, "abcdefghijklmnopqrst", -10);
|
||||
test("abcdefghijklmnopqrst", 0, 19, "", 19);
|
||||
test("abcdefghijklmnopqrst", 0, 19, "abcde", 14);
|
||||
test("abcdefghijklmnopqrst", 0, 19, "abcdefghij", 9);
|
||||
test("abcdefghijklmnopqrst", 0, 19, "abcdefghijklmnopqrst", -1);
|
||||
test("abcdefghijklmnopqrst", 0, 20, "", 20);
|
||||
test("abcdefghijklmnopqrst", 0, 20, "abcde", 15);
|
||||
test("abcdefghijklmnopqrst", 0, 20, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 0, 20, "abcdefghijklmnopqrst", 0);
|
||||
test("abcdefghijklmnopqrst", 0, 21, "", 20);
|
||||
test("abcdefghijklmnopqrst", 0, 21, "abcde", 15);
|
||||
test("abcdefghijklmnopqrst", 0, 21, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 0, 21, "abcdefghijklmnopqrst", 0);
|
||||
test("abcdefghijklmnopqrst", 1, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 1, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 1, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 1, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 1, 1, "", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 1, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 1, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 1, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 9, "", 9);
|
||||
test("abcdefghijklmnopqrst", 1, 9, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 9, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 9, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 18, "", 18);
|
||||
test("abcdefghijklmnopqrst", 1, 18, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 18, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 18, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 19, "", 19);
|
||||
test("abcdefghijklmnopqrst", 1, 19, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 19, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 19, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 20, "", 19);
|
||||
test("abcdefghijklmnopqrst", 1, 20, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 20, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 20, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 10, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 10, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 10, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 10, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 10, 1, "", 1);
|
||||
test("abcdefghijklmnopqrst", 10, 1, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 1, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 1, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 5, "", 5);
|
||||
test("abcdefghijklmnopqrst", 10, 5, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 5, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 5, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 9, "", 9);
|
||||
test("abcdefghijklmnopqrst", 10, 9, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 9, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 9, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 10, "", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 10, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 10, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 10, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 11, "", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 11, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 11, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 11, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 19, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 19, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 19, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 19, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 19, 1, "", 1);
|
||||
test("abcdefghijklmnopqrst", 19, 1, "abcde", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 1, "abcdefghij", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 1, "abcdefghijklmnopqrst", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 2, "", 1);
|
||||
test("abcdefghijklmnopqrst", 19, 2, "abcde", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 2, "abcdefghij", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 2, "abcdefghijklmnopqrst", 19);
|
||||
test("abcdefghijklmnopqrst", 20, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 20, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 20, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 20, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 20, 1, "", 0);
|
||||
test("abcdefghijklmnopqrst", 20, 1, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 20, 1, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 20, 1, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 21, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 21, 0, "abcde", 0);
|
||||
test("abcdefghijklmnopqrst", 21, 0, "abcdefghij", 0);
|
||||
test("abcdefghijklmnopqrst", 21, 0, "abcdefghijklmnopqrst", 0);
|
||||
}
|
||||
|
||||
|
||||
int main(int, char**)
|
||||
{
|
||||
test0();
|
||||
test1();
|
||||
test2();
|
||||
|
||||
{
|
||||
test("", 0, 0, "", 0);
|
||||
test("", 0, 0, "abcde", -5);
|
||||
test("", 0, 0, "abcdefghij", -10);
|
||||
test("", 0, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcde", 0, 2, "", 5);
|
||||
test("abcde", 0, 6,"abcde", 0);
|
||||
test("abcde", 0, 6, "abcdefghij", -5);
|
||||
test("abcde", 0, 6, "abcdefghijklmnopqrst", -15);
|
||||
test("abcdefghij", 3, 3, "", 10);
|
||||
test("abcdefghij", 3, 3,"abcde", 5);
|
||||
test("abcdefghij", 3, 3, "def", 0);
|
||||
test("abcdefghij", 0, 4, "abcdefghijklmnopqrst", -10);
|
||||
test("abcdefghijklmnopqrst", 5, 5, "", 20);
|
||||
test("abcdefghijklmnopqrst", 0, 8, "abcde", 15);
|
||||
test("abcdefghijklmnopqrst", 0, 12, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 0, static_cast<size_t>(-1), "abcdefghijklmnopqrst", 0);
|
||||
}
|
||||
|
||||
{
|
||||
test(L"", 0, 0, L"", 0);
|
||||
test(L"", 0, 0, L"abcde", -5);
|
||||
test(L"", 0, 0, L"abcdefghij", -10);
|
||||
test(L"", 0, 0, L"abcdefghijklmnopqrst", -20);
|
||||
test(L"abcde", 0, 2, L"", 5);
|
||||
test(L"abcde", 0, 6, L"abcde", 0);
|
||||
test(L"abcde", 0, 6, L"abcdefghij", -5);
|
||||
test(L"abcde", 0, 6, L"abcdefghijklmnopqrst", -15);
|
||||
test(L"abcdefghij", 3, 3, L"", 10);
|
||||
test(L"abcdefghij", 3, 3, L"abcde", 5);
|
||||
test(L"abcdefghij", 3, 3, L"def", 0);
|
||||
test(L"abcdefghij", 0, 4, L"abcdefghijklmnopqrst", -10);
|
||||
test(L"abcdefghijklmnopqrst", 5, 5, L"", 20);
|
||||
test(L"abcdefghijklmnopqrst", 0, 8, L"abcde", 15);
|
||||
test(L"abcdefghijklmnopqrst", 0, 12, L"abcdefghij", 10);
|
||||
test(L"abcdefghijklmnopqrst", 0, static_cast<size_t>(-1), L"abcdefghijklmnopqrst", 0);
|
||||
}
|
||||
|
||||
#if TEST_STD_VER >= 11
|
||||
{
|
||||
test(U"", 0, 0, U"", 0);
|
||||
test(U"", 0, 0, U"abcde", -5);
|
||||
test(U"", 0, 0, U"abcdefghij", -10);
|
||||
test(U"", 0, 0, U"abcdefghijklmnopqrst", -20);
|
||||
test(U"abcde", 0, 2, U"", 5);
|
||||
test(U"abcde", 0, 6, U"abcde", 0);
|
||||
test(U"abcde", 0, 6, U"abcdefghij", -5);
|
||||
test(U"abcde", 0, 6, U"abcdefghijklmnopqrst", -15);
|
||||
test(U"abcdefghij", 3, 3, U"", 10);
|
||||
test(U"abcdefghij", 3, 3, U"abcde", 5);
|
||||
test(U"abcdefghij", 3, 3, U"def", 0);
|
||||
test(U"abcdefghij", 0, 4, U"abcdefghijklmnopqrst", -10);
|
||||
test(U"abcdefghijklmnopqrst", 5, 5, U"", 20);
|
||||
test(U"abcdefghijklmnopqrst", 0, 8, U"abcde", 15);
|
||||
test(U"abcdefghijklmnopqrst", 0, 12, U"abcdefghij", 10);
|
||||
test(U"abcdefghijklmnopqrst", 0, static_cast<size_t>(-1), U"abcdefghijklmnopqrst", 0);
|
||||
}
|
||||
|
||||
{
|
||||
test(u"", 0, 0, u"", 0);
|
||||
test(u"", 0, 0, u"abcde", -5);
|
||||
test(u"", 0, 0, u"abcdefghij", -10);
|
||||
test(u"", 0, 0, u"abcdefghijklmnopqrst", -20);
|
||||
test(u"abcde", 0, 2, u"", 5);
|
||||
test(u"abcde", 0, 6, u"abcde", 0);
|
||||
test(u"abcde", 0, 6, u"abcdefghij", -5);
|
||||
test(u"abcde", 0, 6, u"abcdefghijklmnopqrst", -15);
|
||||
test(u"abcdefghij", 3, 3, u"", 10);
|
||||
test(u"abcdefghij", 3, 3, u"abcde", 5);
|
||||
test(u"abcdefghij", 3, 3, u"def", 0);
|
||||
test(u"abcdefghij", 0, 4, u"abcdefghijklmnopqrst", -10);
|
||||
test(u"abcdefghijklmnopqrst", 5, 5, u"", 20);
|
||||
test(u"abcdefghijklmnopqrst", 0, 8, u"abcde", 15);
|
||||
test(u"abcdefghijklmnopqrst", 0, 12, u"abcdefghij", 10);
|
||||
test(u"abcdefghijklmnopqrst", 0, static_cast<size_t>(-1), u"abcdefghijklmnopqrst", 0);
|
||||
}
|
||||
#endif
|
||||
|
||||
#if TEST_STD_VER > 11
|
||||
{
|
||||
typedef std::basic_string_view<char, constexpr_char_traits<char>> SV;
|
||||
constexpr SV sv1;
|
||||
constexpr SV sv2 { "abcde", 5 };
|
||||
static_assert ( sv1.compare(0, 0, "") == 0, "" );
|
||||
static_assert ( sv1.compare(0, 0, "abcde") < 0, "" );
|
||||
static_assert ( sv2.compare(0, 2, "") > 0, "" );
|
||||
static_assert ( sv2.compare(0, 6, "abcde") == 0, "" );
|
||||
}
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
+405
@@ -0,0 +1,405 @@
|
||||
//===----------------------------------------------------------------------===//
|
||||
//
|
||||
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
||||
// See https://llvm.org/LICENSE.txt for license information.
|
||||
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
||||
//
|
||||
//===----------------------------------------------------------------------===//
|
||||
|
||||
// UNSUPPORTED: !stdlib=libc++ && (c++03 || c++11 || c++14)
|
||||
|
||||
// <string_view>
|
||||
|
||||
// constexpr int compare(size_type pos1, size_type n1, basic_string_view str) const;
|
||||
|
||||
#include <string_view>
|
||||
#include <cassert>
|
||||
#include <stdexcept>
|
||||
|
||||
#include "test_macros.h"
|
||||
#include "constexpr_char_traits.h"
|
||||
|
||||
int sign ( int x ) { return x > 0 ? 1 : ( x < 0 ? -1 : 0 ); }
|
||||
|
||||
template<typename CharT>
|
||||
void test1 ( std::basic_string_view<CharT> sv1, size_t pos1, size_t n1,
|
||||
std::basic_string_view<CharT> sv2, int expected ) {
|
||||
#ifdef TEST_HAS_NO_EXCEPTIONS
|
||||
if (pos1 <= sv1.size())
|
||||
assert(sign( sv1.compare(pos1, n1, sv2)) == sign(expected));
|
||||
#else
|
||||
try {
|
||||
assert(sign( sv1.compare(pos1, n1, sv2)) == sign(expected));
|
||||
assert(pos1 <= sv1.size());
|
||||
}
|
||||
catch (const std::out_of_range&) {
|
||||
assert(pos1 > sv1.size());
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
template<typename CharT>
|
||||
void test ( const CharT *s1, size_t pos1, size_t n1, const CharT *s2, int expected ) {
|
||||
typedef std::basic_string_view<CharT> string_view_t;
|
||||
string_view_t sv1 ( s1 );
|
||||
string_view_t sv2 ( s2 );
|
||||
test1(sv1, pos1, n1, sv2, expected);
|
||||
}
|
||||
|
||||
void test0()
|
||||
{
|
||||
test("", 0, 0, "", 0);
|
||||
test("", 0, 0, "abcde", -5);
|
||||
test("", 0, 0, "abcdefghij", -10);
|
||||
test("", 0, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("", 0, 1, "", 0);
|
||||
test("", 0, 1, "abcde", -5);
|
||||
test("", 0, 1, "abcdefghij", -10);
|
||||
test("", 0, 1, "abcdefghijklmnopqrst", -20);
|
||||
test("", 1, 0, "", 0);
|
||||
test("", 1, 0, "abcde", 0);
|
||||
test("", 1, 0, "abcdefghij", 0);
|
||||
test("", 1, 0, "abcdefghijklmnopqrst", 0);
|
||||
test("abcde", 0, 0, "", 0);
|
||||
test("abcde", 0, 0, "abcde", -5);
|
||||
test("abcde", 0, 0, "abcdefghij", -10);
|
||||
test("abcde", 0, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcde", 0, 1, "", 1);
|
||||
test("abcde", 0, 1, "abcde", -4);
|
||||
test("abcde", 0, 1, "abcdefghij", -9);
|
||||
test("abcde", 0, 1, "abcdefghijklmnopqrst", -19);
|
||||
test("abcde", 0, 2, "", 2);
|
||||
test("abcde", 0, 2, "abcde", -3);
|
||||
test("abcde", 0, 2, "abcdefghij", -8);
|
||||
test("abcde", 0, 2, "abcdefghijklmnopqrst", -18);
|
||||
test("abcde", 0, 4, "", 4);
|
||||
test("abcde", 0, 4, "abcde", -1);
|
||||
test("abcde", 0, 4, "abcdefghij", -6);
|
||||
test("abcde", 0, 4, "abcdefghijklmnopqrst", -16);
|
||||
test("abcde", 0, 5, "", 5);
|
||||
test("abcde", 0, 5, "abcde", 0);
|
||||
test("abcde", 0, 5, "abcdefghij", -5);
|
||||
test("abcde", 0, 5, "abcdefghijklmnopqrst", -15);
|
||||
test("abcde", 0, 6, "", 5);
|
||||
test("abcde", 0, 6, "abcde", 0);
|
||||
test("abcde", 0, 6, "abcdefghij", -5);
|
||||
test("abcde", 0, 6, "abcdefghijklmnopqrst", -15);
|
||||
test("abcde", 1, 0, "", 0);
|
||||
test("abcde", 1, 0, "abcde", -5);
|
||||
test("abcde", 1, 0, "abcdefghij", -10);
|
||||
test("abcde", 1, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcde", 1, 1, "", 1);
|
||||
test("abcde", 1, 1, "abcde", 1);
|
||||
test("abcde", 1, 1, "abcdefghij", 1);
|
||||
test("abcde", 1, 1, "abcdefghijklmnopqrst", 1);
|
||||
test("abcde", 1, 2, "", 2);
|
||||
test("abcde", 1, 2, "abcde", 1);
|
||||
test("abcde", 1, 2, "abcdefghij", 1);
|
||||
test("abcde", 1, 2, "abcdefghijklmnopqrst", 1);
|
||||
test("abcde", 1, 3, "", 3);
|
||||
test("abcde", 1, 3, "abcde", 1);
|
||||
test("abcde", 1, 3, "abcdefghij", 1);
|
||||
test("abcde", 1, 3, "abcdefghijklmnopqrst", 1);
|
||||
test("abcde", 1, 4, "", 4);
|
||||
test("abcde", 1, 4, "abcde", 1);
|
||||
test("abcde", 1, 4, "abcdefghij", 1);
|
||||
test("abcde", 1, 4, "abcdefghijklmnopqrst", 1);
|
||||
test("abcde", 1, 5, "", 4);
|
||||
test("abcde", 1, 5, "abcde", 1);
|
||||
test("abcde", 1, 5, "abcdefghij", 1);
|
||||
test("abcde", 1, 5, "abcdefghijklmnopqrst", 1);
|
||||
test("abcde", 2, 0, "", 0);
|
||||
test("abcde", 2, 0, "abcde", -5);
|
||||
test("abcde", 2, 0, "abcdefghij", -10);
|
||||
test("abcde", 2, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcde", 2, 1, "", 1);
|
||||
test("abcde", 2, 1, "abcde", 2);
|
||||
test("abcde", 2, 1, "abcdefghij", 2);
|
||||
test("abcde", 2, 1, "abcdefghijklmnopqrst", 2);
|
||||
test("abcde", 2, 2, "", 2);
|
||||
test("abcde", 2, 2, "abcde", 2);
|
||||
test("abcde", 2, 2, "abcdefghij", 2);
|
||||
test("abcde", 2, 2, "abcdefghijklmnopqrst", 2);
|
||||
test("abcde", 2, 3, "", 3);
|
||||
test("abcde", 2, 3, "abcde", 2);
|
||||
test("abcde", 2, 3, "abcdefghij", 2);
|
||||
test("abcde", 2, 3, "abcdefghijklmnopqrst", 2);
|
||||
test("abcde", 2, 4, "", 3);
|
||||
test("abcde", 2, 4, "abcde", 2);
|
||||
test("abcde", 2, 4, "abcdefghij", 2);
|
||||
test("abcde", 2, 4, "abcdefghijklmnopqrst", 2);
|
||||
test("abcde", 4, 0, "", 0);
|
||||
test("abcde", 4, 0, "abcde", -5);
|
||||
test("abcde", 4, 0, "abcdefghij", -10);
|
||||
test("abcde", 4, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcde", 4, 1, "", 1);
|
||||
test("abcde", 4, 1, "abcde", 4);
|
||||
test("abcde", 4, 1, "abcdefghij", 4);
|
||||
test("abcde", 4, 1, "abcdefghijklmnopqrst", 4);
|
||||
test("abcde", 4, 2, "", 1);
|
||||
test("abcde", 4, 2, "abcde", 4);
|
||||
test("abcde", 4, 2, "abcdefghij", 4);
|
||||
test("abcde", 4, 2, "abcdefghijklmnopqrst", 4);
|
||||
test("abcde", 5, 0, "", 0);
|
||||
test("abcde", 5, 0, "abcde", -5);
|
||||
test("abcde", 5, 0, "abcdefghij", -10);
|
||||
test("abcde", 5, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcde", 5, 1, "", 0);
|
||||
test("abcde", 5, 1, "abcde", -5);
|
||||
test("abcde", 5, 1, "abcdefghij", -10);
|
||||
test("abcde", 5, 1, "abcdefghijklmnopqrst", -20);
|
||||
}
|
||||
|
||||
void test1()
|
||||
{
|
||||
test("abcde", 6, 0, "", 0);
|
||||
test("abcde", 6, 0, "abcde", 0);
|
||||
test("abcde", 6, 0, "abcdefghij", 0);
|
||||
test("abcde", 6, 0, "abcdefghijklmnopqrst", 0);
|
||||
test("abcdefghij", 0, 0, "", 0);
|
||||
test("abcdefghij", 0, 0, "abcde", -5);
|
||||
test("abcdefghij", 0, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 0, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 0, 1, "", 1);
|
||||
test("abcdefghij", 0, 1, "abcde", -4);
|
||||
test("abcdefghij", 0, 1, "abcdefghij", -9);
|
||||
test("abcdefghij", 0, 1, "abcdefghijklmnopqrst", -19);
|
||||
test("abcdefghij", 0, 5, "", 5);
|
||||
test("abcdefghij", 0, 5, "abcde", 0);
|
||||
test("abcdefghij", 0, 5, "abcdefghij", -5);
|
||||
test("abcdefghij", 0, 5, "abcdefghijklmnopqrst", -15);
|
||||
test("abcdefghij", 0, 9, "", 9);
|
||||
test("abcdefghij", 0, 9, "abcde", 4);
|
||||
test("abcdefghij", 0, 9, "abcdefghij", -1);
|
||||
test("abcdefghij", 0, 9, "abcdefghijklmnopqrst", -11);
|
||||
test("abcdefghij", 0, 10, "", 10);
|
||||
test("abcdefghij", 0, 10, "abcde", 5);
|
||||
test("abcdefghij", 0, 10, "abcdefghij", 0);
|
||||
test("abcdefghij", 0, 10, "abcdefghijklmnopqrst", -10);
|
||||
test("abcdefghij", 0, 11, "", 10);
|
||||
test("abcdefghij", 0, 11, "abcde", 5);
|
||||
test("abcdefghij", 0, 11, "abcdefghij", 0);
|
||||
test("abcdefghij", 0, 11, "abcdefghijklmnopqrst", -10);
|
||||
test("abcdefghij", 1, 0, "", 0);
|
||||
test("abcdefghij", 1, 0, "abcde", -5);
|
||||
test("abcdefghij", 1, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 1, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 1, 1, "", 1);
|
||||
test("abcdefghij", 1, 1, "abcde", 1);
|
||||
test("abcdefghij", 1, 1, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 1, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 1, 4, "", 4);
|
||||
test("abcdefghij", 1, 4, "abcde", 1);
|
||||
test("abcdefghij", 1, 4, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 4, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 1, 8, "", 8);
|
||||
test("abcdefghij", 1, 8, "abcde", 1);
|
||||
test("abcdefghij", 1, 8, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 8, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 1, 9, "", 9);
|
||||
test("abcdefghij", 1, 9, "abcde", 1);
|
||||
test("abcdefghij", 1, 9, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 9, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 1, 10, "", 9);
|
||||
test("abcdefghij", 1, 10, "abcde", 1);
|
||||
test("abcdefghij", 1, 10, "abcdefghij", 1);
|
||||
test("abcdefghij", 1, 10, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghij", 5, 0, "", 0);
|
||||
test("abcdefghij", 5, 0, "abcde", -5);
|
||||
test("abcdefghij", 5, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 5, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 5, 1, "", 1);
|
||||
test("abcdefghij", 5, 1, "abcde", 5);
|
||||
test("abcdefghij", 5, 1, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 1, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 5, 2, "", 2);
|
||||
test("abcdefghij", 5, 2, "abcde", 5);
|
||||
test("abcdefghij", 5, 2, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 2, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 5, 4, "", 4);
|
||||
test("abcdefghij", 5, 4, "abcde", 5);
|
||||
test("abcdefghij", 5, 4, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 4, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 5, 5, "", 5);
|
||||
test("abcdefghij", 5, 5, "abcde", 5);
|
||||
test("abcdefghij", 5, 5, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 5, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 5, 6, "", 5);
|
||||
test("abcdefghij", 5, 6, "abcde", 5);
|
||||
test("abcdefghij", 5, 6, "abcdefghij", 5);
|
||||
test("abcdefghij", 5, 6, "abcdefghijklmnopqrst", 5);
|
||||
test("abcdefghij", 9, 0, "", 0);
|
||||
test("abcdefghij", 9, 0, "abcde", -5);
|
||||
test("abcdefghij", 9, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 9, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 9, 1, "", 1);
|
||||
test("abcdefghij", 9, 1, "abcde", 9);
|
||||
test("abcdefghij", 9, 1, "abcdefghij", 9);
|
||||
test("abcdefghij", 9, 1, "abcdefghijklmnopqrst", 9);
|
||||
test("abcdefghij", 9, 2, "", 1);
|
||||
test("abcdefghij", 9, 2, "abcde", 9);
|
||||
test("abcdefghij", 9, 2, "abcdefghij", 9);
|
||||
test("abcdefghij", 9, 2, "abcdefghijklmnopqrst", 9);
|
||||
test("abcdefghij", 10, 0, "", 0);
|
||||
test("abcdefghij", 10, 0, "abcde", -5);
|
||||
test("abcdefghij", 10, 0, "abcdefghij", -10);
|
||||
test("abcdefghij", 10, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 10, 1, "", 0);
|
||||
test("abcdefghij", 10, 1, "abcde", -5);
|
||||
test("abcdefghij", 10, 1, "abcdefghij", -10);
|
||||
test("abcdefghij", 10, 1, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghij", 11, 0, "", 0);
|
||||
test("abcdefghij", 11, 0, "abcde", 0);
|
||||
test("abcdefghij", 11, 0, "abcdefghij", 0);
|
||||
test("abcdefghij", 11, 0, "abcdefghijklmnopqrst", 0);
|
||||
}
|
||||
|
||||
void test2()
|
||||
{
|
||||
test("abcdefghijklmnopqrst", 0, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 0, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 0, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 0, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 0, 1, "", 1);
|
||||
test("abcdefghijklmnopqrst", 0, 1, "abcde", -4);
|
||||
test("abcdefghijklmnopqrst", 0, 1, "abcdefghij", -9);
|
||||
test("abcdefghijklmnopqrst", 0, 1, "abcdefghijklmnopqrst", -19);
|
||||
test("abcdefghijklmnopqrst", 0, 10, "", 10);
|
||||
test("abcdefghijklmnopqrst", 0, 10, "abcde", 5);
|
||||
test("abcdefghijklmnopqrst", 0, 10, "abcdefghij", 0);
|
||||
test("abcdefghijklmnopqrst", 0, 10, "abcdefghijklmnopqrst", -10);
|
||||
test("abcdefghijklmnopqrst", 0, 19, "", 19);
|
||||
test("abcdefghijklmnopqrst", 0, 19, "abcde", 14);
|
||||
test("abcdefghijklmnopqrst", 0, 19, "abcdefghij", 9);
|
||||
test("abcdefghijklmnopqrst", 0, 19, "abcdefghijklmnopqrst", -1);
|
||||
test("abcdefghijklmnopqrst", 0, 20, "", 20);
|
||||
test("abcdefghijklmnopqrst", 0, 20, "abcde", 15);
|
||||
test("abcdefghijklmnopqrst", 0, 20, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 0, 20, "abcdefghijklmnopqrst", 0);
|
||||
test("abcdefghijklmnopqrst", 0, 21, "", 20);
|
||||
test("abcdefghijklmnopqrst", 0, 21, "abcde", 15);
|
||||
test("abcdefghijklmnopqrst", 0, 21, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 0, 21, "abcdefghijklmnopqrst", 0);
|
||||
test("abcdefghijklmnopqrst", 1, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 1, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 1, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 1, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 1, 1, "", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 1, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 1, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 1, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 9, "", 9);
|
||||
test("abcdefghijklmnopqrst", 1, 9, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 9, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 9, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 18, "", 18);
|
||||
test("abcdefghijklmnopqrst", 1, 18, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 18, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 18, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 19, "", 19);
|
||||
test("abcdefghijklmnopqrst", 1, 19, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 19, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 19, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 20, "", 19);
|
||||
test("abcdefghijklmnopqrst", 1, 20, "abcde", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 20, "abcdefghij", 1);
|
||||
test("abcdefghijklmnopqrst", 1, 20, "abcdefghijklmnopqrst", 1);
|
||||
test("abcdefghijklmnopqrst", 10, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 10, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 10, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 10, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 10, 1, "", 1);
|
||||
test("abcdefghijklmnopqrst", 10, 1, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 1, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 1, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 5, "", 5);
|
||||
test("abcdefghijklmnopqrst", 10, 5, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 5, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 5, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 9, "", 9);
|
||||
test("abcdefghijklmnopqrst", 10, 9, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 9, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 9, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 10, "", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 10, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 10, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 10, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 11, "", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 11, "abcde", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 11, "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", 10, 11, "abcdefghijklmnopqrst", 10);
|
||||
test("abcdefghijklmnopqrst", 19, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 19, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 19, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 19, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 19, 1, "", 1);
|
||||
test("abcdefghijklmnopqrst", 19, 1, "abcde", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 1, "abcdefghij", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 1, "abcdefghijklmnopqrst", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 2, "", 1);
|
||||
test("abcdefghijklmnopqrst", 19, 2, "abcde", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 2, "abcdefghij", 19);
|
||||
test("abcdefghijklmnopqrst", 19, 2, "abcdefghijklmnopqrst", 19);
|
||||
test("abcdefghijklmnopqrst", 20, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 20, 0, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 20, 0, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 20, 0, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 20, 1, "", 0);
|
||||
test("abcdefghijklmnopqrst", 20, 1, "abcde", -5);
|
||||
test("abcdefghijklmnopqrst", 20, 1, "abcdefghij", -10);
|
||||
test("abcdefghijklmnopqrst", 20, 1, "abcdefghijklmnopqrst", -20);
|
||||
test("abcdefghijklmnopqrst", 21, 0, "", 0);
|
||||
test("abcdefghijklmnopqrst", 21, 0, "abcde", 0);
|
||||
test("abcdefghijklmnopqrst", 21, 0, "abcdefghij", 0);
|
||||
test("abcdefghijklmnopqrst", 21, 0, "abcdefghijklmnopqrst", 0);
|
||||
}
|
||||
|
||||
|
||||
int main(int, char**) {
|
||||
test0();
|
||||
test1();
|
||||
test2();
|
||||
|
||||
{
|
||||
test("abcde", 5, 1, "", 0);
|
||||
test("abcde", 2, 4, "", 3);
|
||||
test("abcde", 2, 4, "abcde", 2);
|
||||
test("ABCde", 2, 4, "abcde", -1);
|
||||
}
|
||||
|
||||
{
|
||||
test(L"abcde", 5, 1, L"", 0);
|
||||
test(L"abcde", 2, 4, L"", 3);
|
||||
test(L"abcde", 2, 4, L"abcde", 2);
|
||||
test(L"ABCde", 2, 4, L"abcde", -1);
|
||||
}
|
||||
|
||||
#if TEST_STD_VER >= 11
|
||||
{
|
||||
test(u"abcde", 5, 1, u"", 0);
|
||||
test(u"abcde", 2, 4, u"", 3);
|
||||
test(u"abcde", 2, 4, u"abcde", 2);
|
||||
test(u"ABCde", 2, 4, u"abcde", -1);
|
||||
}
|
||||
|
||||
{
|
||||
test(U"abcde", 5, 1, U"", 0);
|
||||
test(U"abcde", 2, 4, U"", 3);
|
||||
test(U"abcde", 2, 4, U"abcde", 2);
|
||||
test(U"ABCde", 2, 4, U"abcde", -1);
|
||||
}
|
||||
#endif
|
||||
|
||||
#if TEST_STD_VER > 11
|
||||
{
|
||||
typedef std::basic_string_view<char, constexpr_char_traits<char>> SV;
|
||||
constexpr SV sv1 { "abcde", 5 };
|
||||
constexpr SV sv2 { "abcde", 0 };
|
||||
static_assert ( sv1.compare(5, 1, sv2) == 0, "" );
|
||||
static_assert ( sv1.compare(2, 4, sv2) > 0, "" );
|
||||
}
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
+1356
File diff suppressed because it is too large
Load Diff
+5851
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,125 @@
|
||||
//===----------------------------------------------------------------------===//
|
||||
//
|
||||
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
||||
// See https://llvm.org/LICENSE.txt for license information.
|
||||
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
||||
//
|
||||
//===----------------------------------------------------------------------===//
|
||||
|
||||
// UNSUPPORTED: !stdlib=libc++ && (c++03 || c++11 || c++14)
|
||||
|
||||
// <string_view>
|
||||
|
||||
// constexpr int compare(basic_string_view str) const noexcept;
|
||||
|
||||
#include <string_view>
|
||||
#include <cassert>
|
||||
|
||||
#include "test_macros.h"
|
||||
#include "constexpr_char_traits.h"
|
||||
|
||||
int sign ( int x ) { return x > 0 ? 1 : ( x < 0 ? -1 : 0 ); }
|
||||
|
||||
template<typename CharT>
|
||||
void test1 ( std::basic_string_view<CharT> sv1,
|
||||
std::basic_string_view<CharT> sv2, int expected ) {
|
||||
assert ( sign( sv1.compare(sv2)) == sign(expected));
|
||||
}
|
||||
|
||||
|
||||
template<typename CharT>
|
||||
void test ( const CharT *s1, const CharT *s2, int expected ) {
|
||||
typedef std::basic_string_view<CharT> string_view_t;
|
||||
|
||||
string_view_t sv1 ( s1 );
|
||||
string_view_t sv2 ( s2 );
|
||||
test1(sv1, sv2, expected);
|
||||
}
|
||||
|
||||
int main(int, char**) {
|
||||
|
||||
test("", "", 0);
|
||||
test("", "abcde", -5);
|
||||
test("", "abcdefghij", -10);
|
||||
test("", "abcdefghijklmnopqrst", -20);
|
||||
test("abcde", "", 5);
|
||||
test("abcde", "abcde", 0);
|
||||
test("abcde", "abcdefghij", -5);
|
||||
test("abcde", "abcdefghijklmnopqrst", -15);
|
||||
test("abcdefghij", "", 10);
|
||||
test("abcdefghij", "abcde", 5);
|
||||
test("abcdefghij", "abcdefghij", 0);
|
||||
test("abcdefghij", "abcdefghijklmnopqrst", -10);
|
||||
test("abcdefghijklmnopqrst", "", 20);
|
||||
test("abcdefghijklmnopqrst", "abcde", 15);
|
||||
test("abcdefghijklmnopqrst", "abcdefghij", 10);
|
||||
test("abcdefghijklmnopqrst", "abcdefghijklmnopqrst", 0);
|
||||
|
||||
test(L"", L"", 0);
|
||||
test(L"", L"abcde", -5);
|
||||
test(L"", L"abcdefghij", -10);
|
||||
test(L"", L"abcdefghijklmnopqrst", -20);
|
||||
test(L"abcde", L"", 5);
|
||||
test(L"abcde", L"abcde", 0);
|
||||
test(L"abcde", L"abcdefghij", -5);
|
||||
test(L"abcde", L"abcdefghijklmnopqrst", -15);
|
||||
test(L"abcdefghij", L"", 10);
|
||||
test(L"abcdefghij", L"abcde", 5);
|
||||
test(L"abcdefghij", L"abcdefghij", 0);
|
||||
test(L"abcdefghij", L"abcdefghijklmnopqrst", -10);
|
||||
test(L"abcdefghijklmnopqrst", L"", 20);
|
||||
test(L"abcdefghijklmnopqrst", L"abcde", 15);
|
||||
test(L"abcdefghijklmnopqrst", L"abcdefghij", 10);
|
||||
test(L"abcdefghijklmnopqrst", L"abcdefghijklmnopqrst", 0);
|
||||
|
||||
#if TEST_STD_VER >= 11
|
||||
test(u"", u"", 0);
|
||||
test(u"", u"abcde", -5);
|
||||
test(u"", u"abcdefghij", -10);
|
||||
test(u"", u"abcdefghijklmnopqrst", -20);
|
||||
test(u"abcde", u"", 5);
|
||||
test(u"abcde", u"abcde", 0);
|
||||
test(u"abcde", u"abcdefghij", -5);
|
||||
test(u"abcde", u"abcdefghijklmnopqrst", -15);
|
||||
test(u"abcdefghij", u"", 10);
|
||||
test(u"abcdefghij", u"abcde", 5);
|
||||
test(u"abcdefghij", u"abcdefghij", 0);
|
||||
test(u"abcdefghij", u"abcdefghijklmnopqrst", -10);
|
||||
test(u"abcdefghijklmnopqrst", u"", 20);
|
||||
test(u"abcdefghijklmnopqrst", u"abcde", 15);
|
||||
test(u"abcdefghijklmnopqrst", u"abcdefghij", 10);
|
||||
test(u"abcdefghijklmnopqrst", u"abcdefghijklmnopqrst", 0);
|
||||
|
||||
test(U"", U"", 0);
|
||||
test(U"", U"abcde", -5);
|
||||
test(U"", U"abcdefghij", -10);
|
||||
test(U"", U"abcdefghijklmnopqrst", -20);
|
||||
test(U"abcde", U"", 5);
|
||||
test(U"abcde", U"abcde", 0);
|
||||
test(U"abcde", U"abcdefghij", -5);
|
||||
test(U"abcde", U"abcdefghijklmnopqrst", -15);
|
||||
test(U"abcdefghij", U"", 10);
|
||||
test(U"abcdefghij", U"abcde", 5);
|
||||
test(U"abcdefghij", U"abcdefghij", 0);
|
||||
test(U"abcdefghij", U"abcdefghijklmnopqrst", -10);
|
||||
test(U"abcdefghijklmnopqrst", U"", 20);
|
||||
test(U"abcdefghijklmnopqrst", U"abcde", 15);
|
||||
test(U"abcdefghijklmnopqrst", U"abcdefghij", 10);
|
||||
test(U"abcdefghijklmnopqrst", U"abcdefghijklmnopqrst", 0);
|
||||
#endif
|
||||
|
||||
#if TEST_STD_VER > 11
|
||||
{
|
||||
typedef std::basic_string_view<char, constexpr_char_traits<char>> SV;
|
||||
constexpr SV sv1 { "abcde", 5 };
|
||||
constexpr SV sv2 { "abcde", 5 };
|
||||
constexpr SV sv3 { "edcba0", 6 };
|
||||
static_assert ( sv1.compare(sv2) == 0, "" );
|
||||
static_assert ( sv2.compare(sv1) == 0, "" );
|
||||
static_assert ( sv3.compare(sv2) > 0, "" );
|
||||
static_assert ( sv2.compare(sv3) < 0, "" );
|
||||
}
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
@@ -0,0 +1,131 @@
|
||||
//===----------------------------------------------------------------------===//
|
||||
//
|
||||
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
||||
// See https://llvm.org/LICENSE.txt for license information.
|
||||
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
||||
//
|
||||
//===----------------------------------------------------------------------===//
|
||||
|
||||
// UNSUPPORTED: !stdlib=libc++ && (c++03 || c++11 || c++14)
|
||||
|
||||
// <string_view>
|
||||
|
||||
// size_type copy(charT* s, size_type n, size_type pos = 0) const;
|
||||
|
||||
// Throws: out_of_range if pos > size().
|
||||
// Remarks: Let rlen be the smaller of n and size() - pos.
|
||||
// Requires: [s, s+rlen) is a valid range.
|
||||
// Effects: Equivalent to std::copy_n(begin() + pos, rlen, s).
|
||||
// Returns: rlen.
|
||||
|
||||
#include <string_view>
|
||||
#include <algorithm>
|
||||
#include <cassert>
|
||||
#include <stdexcept>
|
||||
|
||||
#include "test_macros.h"
|
||||
|
||||
template<typename CharT>
|
||||
void test1 ( std::basic_string_view<CharT> sv, size_t n, size_t pos ) {
|
||||
const size_t rlen = std::min ( n, sv.size() - pos );
|
||||
|
||||
CharT *dest1 = new CharT [rlen + 1]; dest1[rlen] = 0;
|
||||
CharT *dest2 = new CharT [rlen + 1]; dest2[rlen] = 0;
|
||||
|
||||
if (pos > sv.size()) {
|
||||
#ifndef TEST_HAS_NO_EXCEPTIONS
|
||||
try {
|
||||
sv.copy(dest1, n, pos);
|
||||
assert(false);
|
||||
} catch (const std::out_of_range&) {
|
||||
} catch (...) {
|
||||
assert(false);
|
||||
}
|
||||
#endif
|
||||
} else {
|
||||
sv.copy(dest1, n, pos);
|
||||
std::copy_n(sv.begin() + pos, rlen, dest2);
|
||||
for ( size_t i = 0; i <= rlen; ++i )
|
||||
assert ( dest1[i] == dest2[i] );
|
||||
}
|
||||
delete [] dest1;
|
||||
delete [] dest2;
|
||||
}
|
||||
|
||||
|
||||
template<typename CharT>
|
||||
void test ( const CharT *s ) {
|
||||
typedef std::basic_string_view<CharT> string_view_t;
|
||||
|
||||
string_view_t sv1 ( s );
|
||||
|
||||
test1(sv1, 0, 0);
|
||||
test1(sv1, 1, 0);
|
||||
test1(sv1, 20, 0);
|
||||
test1(sv1, sv1.size(), 0);
|
||||
test1(sv1, 20, string_view_t::npos);
|
||||
|
||||
test1(sv1, 0, 3);
|
||||
test1(sv1, 2, 3);
|
||||
test1(sv1, 100, 3);
|
||||
test1(sv1, 100, string_view_t::npos);
|
||||
|
||||
test1(sv1, sv1.size(), string_view_t::npos);
|
||||
|
||||
test1(sv1, sv1.size() + 1, 0);
|
||||
test1(sv1, sv1.size() + 1, 1);
|
||||
test1(sv1, sv1.size() + 1, string_view_t::npos);
|
||||
}
|
||||
|
||||
template<typename CharT>
|
||||
TEST_CONSTEXPR_CXX20 bool test_constexpr_copy(const CharT *abcde, const CharT *ghijk, const CharT *bcdjk)
|
||||
{
|
||||
CharT buf[6] = {};
|
||||
std::basic_string_view<CharT> lval(ghijk); lval.copy(buf, 6);
|
||||
std::basic_string_view<CharT>(abcde).copy(buf, 3, 1);
|
||||
assert(std::basic_string_view<CharT>(buf) == bcdjk);
|
||||
return true;
|
||||
}
|
||||
|
||||
int main(int, char**) {
|
||||
test ( "ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
|
||||
test ( "ABCDE");
|
||||
test ( "a" );
|
||||
test ( "" );
|
||||
|
||||
test ( L"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
|
||||
test ( L"ABCDE" );
|
||||
test ( L"a" );
|
||||
test ( L"" );
|
||||
|
||||
#if TEST_STD_VER >= 11
|
||||
test ( u"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
|
||||
test ( u"ABCDE" );
|
||||
test ( u"a" );
|
||||
test ( u"" );
|
||||
|
||||
test ( U"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
|
||||
test ( U"ABCDE" );
|
||||
test ( U"a" );
|
||||
test ( U"" );
|
||||
#endif
|
||||
|
||||
test_constexpr_copy("ABCDE", "GHIJK", "BCDJK");
|
||||
test_constexpr_copy(L"ABCDE", L"GHIJK", L"BCDJK");
|
||||
#if TEST_STD_VER >= 11
|
||||
test_constexpr_copy(u"ABCDE", u"GHIJK", u"BCDJK");
|
||||
test_constexpr_copy(U"ABCDE", U"GHIJK", U"BCDJK");
|
||||
#endif
|
||||
#if TEST_STD_VER >= 17
|
||||
test_constexpr_copy(u8"ABCDE", u8"GHIJK", u8"BCDJK");
|
||||
#endif
|
||||
#if TEST_STD_VER >= 20
|
||||
static_assert(test_constexpr_copy("ABCDE", "GHIJK", "BCDJK"));
|
||||
static_assert(test_constexpr_copy(L"ABCDE", L"GHIJK", L"BCDJK"));
|
||||
static_assert(test_constexpr_copy(u"ABCDE", u"GHIJK", u"BCDJK"));
|
||||
static_assert(test_constexpr_copy(U"ABCDE", U"GHIJK", U"BCDJK"));
|
||||
static_assert(test_constexpr_copy(u8"ABCDE", u8"GHIJK", u8"BCDJK"));
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
@@ -0,0 +1,124 @@
|
||||
//===----------------------------------------------------------------------===//
|
||||
//
|
||||
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
||||
// See https://llvm.org/LICENSE.txt for license information.
|
||||
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
||||
//
|
||||
//===----------------------------------------------------------------------===//
|
||||
|
||||
// UNSUPPORTED: !stdlib=libc++ && (c++03 || c++11 || c++14)
|
||||
|
||||
// <string_view>
|
||||
|
||||
// constexpr basic_string_view substr(size_type pos = 0, size_type n = npos) const;
|
||||
|
||||
// Throws: out_of_range if pos > size().
|
||||
// Effects: Determines the effective length rlen of the string to reference as the smaller of n and size() - pos.
|
||||
// Returns: basic_string_view(data()+pos, rlen).
|
||||
|
||||
#include <string_view>
|
||||
#include <algorithm>
|
||||
#include <stdexcept>
|
||||
#include <cassert>
|
||||
|
||||
#include "test_macros.h"
|
||||
|
||||
template<typename CharT>
|
||||
void test1(std::basic_string_view<CharT> sv, size_t n, size_t pos) {
|
||||
std::basic_string_view<CharT> sv1;
|
||||
#ifdef TEST_HAS_NO_EXCEPTIONS
|
||||
if (pos > sv.size())
|
||||
return ; // would throw if exceptions were enabled
|
||||
sv1 = sv.substr(pos, n);
|
||||
#else
|
||||
try {
|
||||
sv1 = sv.substr(pos, n);
|
||||
assert(pos <= sv.size());
|
||||
}
|
||||
catch (const std::out_of_range&) {
|
||||
assert(pos > sv.size());
|
||||
return ;
|
||||
}
|
||||
#endif
|
||||
const size_t rlen = std::min(n, sv.size() - pos);
|
||||
assert (sv1.size() == rlen);
|
||||
for (size_t i = 0; i < rlen; ++i)
|
||||
assert(sv[pos+i] == sv1[i]);
|
||||
}
|
||||
|
||||
|
||||
template<typename CharT>
|
||||
void test ( const CharT *s ) {
|
||||
typedef std::basic_string_view<CharT> string_view_t;
|
||||
|
||||
string_view_t sv1 ( s );
|
||||
|
||||
test1(sv1, 0, 0);
|
||||
test1(sv1, 1, 0);
|
||||
test1(sv1, 20, 0);
|
||||
test1(sv1, sv1.size(), 0);
|
||||
|
||||
test1(sv1, 0, 3);
|
||||
test1(sv1, 2, 3);
|
||||
test1(sv1, 100, 3);
|
||||
|
||||
test1(sv1, 0, string_view_t::npos);
|
||||
test1(sv1, 2, string_view_t::npos);
|
||||
test1(sv1, sv1.size(), string_view_t::npos);
|
||||
|
||||
test1(sv1, sv1.size() + 1, 0);
|
||||
test1(sv1, sv1.size() + 1, 1);
|
||||
test1(sv1, sv1.size() + 1, string_view_t::npos);
|
||||
}
|
||||
|
||||
int main(int, char**) {
|
||||
test ( "ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
|
||||
test ( "ABCDE");
|
||||
test ( "a" );
|
||||
test ( "" );
|
||||
|
||||
test ( L"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
|
||||
test ( L"ABCDE" );
|
||||
test ( L"a" );
|
||||
test ( L"" );
|
||||
|
||||
#if TEST_STD_VER >= 11
|
||||
test ( u"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
|
||||
test ( u"ABCDE" );
|
||||
test ( u"a" );
|
||||
test ( u"" );
|
||||
|
||||
test ( U"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
|
||||
test ( U"ABCDE" );
|
||||
test ( U"a" );
|
||||
test ( U"" );
|
||||
#endif
|
||||
|
||||
#if TEST_STD_VER > 11
|
||||
{
|
||||
constexpr std::string_view sv1 { "ABCDE", 5 };
|
||||
|
||||
{
|
||||
constexpr std::string_view sv2 = sv1.substr ( 0, 3 );
|
||||
static_assert ( sv2.size() == 3, "" );
|
||||
static_assert ( sv2[0] == 'A', "" );
|
||||
static_assert ( sv2[1] == 'B', "" );
|
||||
static_assert ( sv2[2] == 'C', "" );
|
||||
}
|
||||
|
||||
{
|
||||
constexpr std::string_view sv2 = sv1.substr ( 3, 0 );
|
||||
static_assert ( sv2.size() == 0, "" );
|
||||
}
|
||||
|
||||
{
|
||||
constexpr std::string_view sv2 = sv1.substr ( 3, 3 );
|
||||
static_assert ( sv2.size() == 2, "" );
|
||||
static_assert ( sv2[0] == 'D', "" );
|
||||
static_assert ( sv2[1] == 'E', "" );
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
Reference in New Issue
Block a user