Index: webrtc/base/function_view_unittest.cc |
diff --git a/webrtc/base/function_view_unittest.cc b/webrtc/base/function_view_unittest.cc |
deleted file mode 100644 |
index c769fe65b210381e8c0476111a089c3e20a7d69c..0000000000000000000000000000000000000000 |
--- a/webrtc/base/function_view_unittest.cc |
+++ /dev/null |
@@ -1,175 +0,0 @@ |
-/* |
- * Copyright 2016 The WebRTC Project Authors. All rights reserved. |
- * |
- * Use of this source code is governed by a BSD-style license |
- * that can be found in the LICENSE file in the root of the source |
- * tree. An additional intellectual property rights grant can be found |
- * in the file PATENTS. All contributing project authors may |
- * be found in the AUTHORS file in the root of the source tree. |
- */ |
- |
-#include <memory> |
-#include <utility> |
- |
-#include "webrtc/base/function_view.h" |
-#include "webrtc/base/gunit.h" |
- |
-namespace rtc { |
- |
-namespace { |
- |
-int CallWith33(rtc::FunctionView<int(int)> fv) { |
- return fv ? fv(33) : -1; |
-} |
- |
-int Add33(int x) { |
- return x + 33; |
-} |
- |
-} // namespace |
- |
-// Test the main use case of FunctionView: implicitly converting a callable |
-// argument. |
-TEST(FunctionViewTest, ImplicitConversion) { |
- EXPECT_EQ(38, CallWith33([](int x) { return x + 5; })); |
- EXPECT_EQ(66, CallWith33(Add33)); |
- EXPECT_EQ(-1, CallWith33(nullptr)); |
-} |
- |
-TEST(FunctionViewTest, IntIntLambdaWithoutState) { |
- auto f = [](int x) { return x + 1; }; |
- EXPECT_EQ(18, f(17)); |
- rtc::FunctionView<int(int)> fv(f); |
- EXPECT_TRUE(fv); |
- EXPECT_EQ(18, fv(17)); |
-} |
- |
-TEST(FunctionViewTest, IntVoidLambdaWithState) { |
- int x = 13; |
- auto f = [x]() mutable { return ++x; }; |
- rtc::FunctionView<int()> fv(f); |
- EXPECT_TRUE(fv); |
- EXPECT_EQ(14, f()); |
- EXPECT_EQ(15, fv()); |
- EXPECT_EQ(16, f()); |
- EXPECT_EQ(17, fv()); |
-} |
- |
-TEST(FunctionViewTest, IntIntFunction) { |
- rtc::FunctionView<int(int)> fv(Add33); |
- EXPECT_TRUE(fv); |
- EXPECT_EQ(50, fv(17)); |
-} |
- |
-TEST(FunctionViewTest, IntIntFunctionPointer) { |
- rtc::FunctionView<int(int)> fv(&Add33); |
- EXPECT_TRUE(fv); |
- EXPECT_EQ(50, fv(17)); |
-} |
- |
-TEST(FunctionViewTest, Null) { |
- // These two call constructors that statically construct null FunctionViews. |
- EXPECT_FALSE(rtc::FunctionView<int()>()); |
- EXPECT_FALSE(rtc::FunctionView<int()>(nullptr)); |
- |
- // This calls the constructor for function pointers. |
- EXPECT_FALSE(rtc::FunctionView<int()>(reinterpret_cast<int(*)()>(0))); |
-} |
- |
-// Ensure that FunctionView handles move-only arguments and return values. |
-TEST(FunctionViewTest, UniquePtrPassthrough) { |
- auto f = [](std::unique_ptr<int> x) { return x; }; |
- rtc::FunctionView<std::unique_ptr<int>(std::unique_ptr<int>)> fv(f); |
- std::unique_ptr<int> x(new int); |
- int* x_addr = x.get(); |
- auto y = fv(std::move(x)); |
- EXPECT_EQ(x_addr, y.get()); |
-} |
- |
-TEST(FunctionViewTest, CopyConstructor) { |
- auto f17 = [] { return 17; }; |
- rtc::FunctionView<int()> fv1(f17); |
- rtc::FunctionView<int()> fv2(fv1); |
- EXPECT_EQ(17, fv1()); |
- EXPECT_EQ(17, fv2()); |
-} |
- |
-TEST(FunctionViewTest, MoveConstructorIsCopy) { |
- auto f17 = [] { return 17; }; |
- rtc::FunctionView<int()> fv1(f17); |
- rtc::FunctionView<int()> fv2(std::move(fv1)); |
- EXPECT_EQ(17, fv1()); |
- EXPECT_EQ(17, fv2()); |
-} |
- |
-TEST(FunctionViewTest, CopyAssignment) { |
- auto f17 = [] { return 17; }; |
- rtc::FunctionView<int()> fv1(f17); |
- auto f23 = [] { return 23; }; |
- rtc::FunctionView<int()> fv2(f23); |
- EXPECT_EQ(17, fv1()); |
- EXPECT_EQ(23, fv2()); |
- fv2 = fv1; |
- EXPECT_EQ(17, fv1()); |
- EXPECT_EQ(17, fv2()); |
-} |
- |
-TEST(FunctionViewTest, MoveAssignmentIsCopy) { |
- auto f17 = [] { return 17; }; |
- rtc::FunctionView<int()> fv1(f17); |
- auto f23 = [] { return 23; }; |
- rtc::FunctionView<int()> fv2(f23); |
- EXPECT_EQ(17, fv1()); |
- EXPECT_EQ(23, fv2()); |
- fv2 = std::move(fv1); |
- EXPECT_EQ(17, fv1()); |
- EXPECT_EQ(17, fv2()); |
-} |
- |
-TEST(FunctionViewTest, Swap) { |
- auto f17 = [] { return 17; }; |
- rtc::FunctionView<int()> fv1(f17); |
- auto f23 = [] { return 23; }; |
- rtc::FunctionView<int()> fv2(f23); |
- EXPECT_EQ(17, fv1()); |
- EXPECT_EQ(23, fv2()); |
- using std::swap; |
- swap(fv1, fv2); |
- EXPECT_EQ(23, fv1()); |
- EXPECT_EQ(17, fv2()); |
-} |
- |
-// Ensure that when you copy-construct a FunctionView, the new object points to |
-// the same function as the old one (as opposed to the new object pointing to |
-// the old one). |
-TEST(FunctionViewTest, CopyConstructorChaining) { |
- auto f17 = [] { return 17; }; |
- rtc::FunctionView<int()> fv1(f17); |
- rtc::FunctionView<int()> fv2(fv1); |
- EXPECT_EQ(17, fv1()); |
- EXPECT_EQ(17, fv2()); |
- auto f23 = [] { return 23; }; |
- fv1 = f23; |
- EXPECT_EQ(23, fv1()); |
- EXPECT_EQ(17, fv2()); |
-} |
- |
-// Ensure that when you assign one FunctionView to another, we actually make a |
-// copy (as opposed to making the second FunctionView point to the first one). |
-TEST(FunctionViewTest, CopyAssignmentChaining) { |
- auto f17 = [] { return 17; }; |
- rtc::FunctionView<int()> fv1(f17); |
- rtc::FunctionView<int()> fv2; |
- EXPECT_TRUE(fv1); |
- EXPECT_EQ(17, fv1()); |
- EXPECT_FALSE(fv2); |
- fv2 = fv1; |
- EXPECT_EQ(17, fv1()); |
- EXPECT_EQ(17, fv2()); |
- auto f23 = [] { return 23; }; |
- fv1 = f23; |
- EXPECT_EQ(23, fv1()); |
- EXPECT_EQ(17, fv2()); |
-} |
- |
-} // namespace rtc |