Index: base/functional_unittest.cc |
diff --git a/base/functional_unittest.cc b/base/functional_unittest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..a188281035c2cdf7031048d261975d233f466dc9 |
--- /dev/null |
+++ b/base/functional_unittest.cc |
@@ -0,0 +1,60 @@ |
+// Copyright 2017 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "base/functional.h" |
+ |
+#include <memory> |
+#include <string> |
+ |
+#include "base/memory/ptr_util.h" |
+#include "base/memory/ref_counted.h" |
+#include "base/memory/weak_ptr.h" |
+#include "base/strings/string_piece.h" |
+#include "testing/gtest/include/gtest/gtest.h" |
+ |
+namespace base { |
+ |
+namespace { |
+ |
+class Smart : public RefCounted<Smart> { |
+ Smart() = default; |
+ Smart(const Smart&) = default; |
+ Smart& operator=(const Smart&) = default; |
+ |
+ WeakPtr<Smart> GetWeakPtr() { return weak_factory_.GetWeakPtr(); } |
+ |
+ private: |
+ friend class RefCounted<Smart>; |
+ ~Smart() = default; |
+ |
+ WeakPtrFactory<Smart> weak_factory_{this}; |
+}; |
+ |
+TEST(Concepts, SmartPointerConcept) { |
+ static_assert(SmartPointer<std::unique_ptr<int>>(), ""); |
+ static_assert(SmartPointer<scoped_refptr<Smart>>, ""); |
+ static_assert(SmartPointer<WeakPtr<Smart>>, ""); |
+ |
+ static_assert(!SmartPointer<int>(), ""); |
+ static_assert(!SmartPointer<int*>(), ""); |
+} |
+ |
+TEST(Concepts, ComparableConcept) { |
+ static_assert(Comparable<int, int>(), ""); |
+ static_assert(Comparable<int, double>(), ""); |
+ static_assert(Comparable<std::unique_ptr<int>, std::unique_ptr<int>>(), ""); |
+ static_assert(Comparable<std::string, base::StringPiece>(), ""); |
+ static_assert(!Comparable<int*, std::unique_ptr<int>>(), ""); |
+} |
+ |
+TEST(Functional, Less) { |
+ auto x = base::MakeUnique<int>(); |
+ EXPECT_FALSE(base::less{}(x, x)); |
+ EXPECT_TRUE(base::less{}(x, x.get() + 1)); |
+ EXPECT_FALSE(base::less{}(x.get() + 1, x.get())); |
+} |
+ |
+} // namespace |
+ |
+} // namespace base |