Initial commit

module/jni/libcxx/test/std/strings/string.view/string.view.template/contains.ptr.pass.cpp

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+//===----------------------------------------------------------------------===//
+//
+// 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: c++03, c++11, c++14, c++17, c++20
+
+// <string_view>
+
+//   constexpr bool contains(const CharT *x) const;
+
+#include <string_view>
+#include <cassert>
+
+#include "test_macros.h"
+
+constexpr bool test()
+{
+    using SV = std::string_view;
+
+    const char* s = "abcde";
+    SV sv0;
+    SV sv1 {s + 4, 1};
+    SV sv3 {s + 2, 3};
+    SV svNot {"xyz", 3};
+
+    assert( sv0.contains(""));
+    assert(!sv0.contains("e"));
+
+    assert( sv1.contains(""));
+    assert(!sv1.contains("d"));
+    assert( sv1.contains("e"));
+    assert(!sv1.contains("de"));
+    assert(!sv1.contains("cd"));
+    assert(!sv1.contains("cde"));
+    assert(!sv1.contains("bcde"));
+    assert(!sv1.contains("abcde"));
+    assert(!sv1.contains("xyz"));
+
+    assert( sv3.contains(""));
+    assert( sv3.contains("d"));
+    assert( sv3.contains("e"));
+    assert( sv3.contains("de"));
+    assert( sv3.contains("cd"));
+    assert(!sv3.contains("ce"));
+    assert( sv3.contains("cde"));
+    assert(!sv3.contains("edc"));
+    assert(!sv3.contains("bcde"));
+    assert(!sv3.contains("abcde"));
+    assert(!sv3.contains("xyz"));
+
+    assert( svNot.contains(""));
+    assert(!svNot.contains("d"));
+    assert(!svNot.contains("e"));
+    assert(!svNot.contains("de"));
+    assert(!svNot.contains("cd"));
+    assert(!svNot.contains("cde"));
+    assert(!svNot.contains("bcde"));
+    assert(!svNot.contains("abcde"));
+    assert( svNot.contains("xyz"));
+    assert(!svNot.contains("zyx"));
+
+    return true;
+}
+
+int main(int, char**)
+{
+    test();
+    static_assert(test());
+
+    return 0;
+}