blob: c8e87e5a86c76b29913fd7918351734c823a40bd [file] [log] [blame]
/*
* Copyright 2014 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 "rtc_base/sigslottester.h"
#include <string>
#include "rtc_base/gunit.h"
#include "rtc_base/sigslot.h"
namespace rtc {
TEST(SigslotTester, TestSignal1Arg) {
sigslot::signal1<int> source1;
int capture1;
SigslotTester1<int, int> slot1(&source1, &capture1);
EXPECT_EQ(0, slot1.callback_count());
source1.emit(10);
EXPECT_EQ(1, slot1.callback_count());
EXPECT_EQ(10, capture1);
source1.emit(20);
EXPECT_EQ(2, slot1.callback_count());
EXPECT_EQ(20, capture1);
}
TEST(SigslotTester, TestSignal2Args) {
sigslot::signal2<int, char> source2;
int capture1;
char capture2;
SigslotTester2<int, char, int, char> slot2(&source2, &capture1, &capture2);
EXPECT_EQ(0, slot2.callback_count());
source2.emit(10, 'x');
EXPECT_EQ(1, slot2.callback_count());
EXPECT_EQ(10, capture1);
EXPECT_EQ('x', capture2);
source2.emit(20, 'y');
EXPECT_EQ(2, slot2.callback_count());
EXPECT_EQ(20, capture1);
EXPECT_EQ('y', capture2);
}
// Since it applies for 1 and 2 args, we assume it will work for up to 5 args.
TEST(SigslotTester, TestSignalWithConstReferenceArgs) {
sigslot::signal1<const std::string&> source1;
std::string capture1;
SigslotTester1<const std::string&, std::string> slot1(&source1, &capture1);
EXPECT_EQ(0, slot1.callback_count());
source1.emit("hello");
EXPECT_EQ(1, slot1.callback_count());
EXPECT_EQ("hello", capture1);
}
TEST(SigslotTester, TestSignalWithPointerToConstArgs) {
sigslot::signal1<const std::string*> source1;
const std::string* capture1;
SigslotTester1<const std::string*, const std::string*> slot1(&source1,
&capture1);
EXPECT_EQ(0, slot1.callback_count());
source1.emit(nullptr);
EXPECT_EQ(1, slot1.callback_count());
EXPECT_EQ(nullptr, capture1);
}
TEST(SigslotTester, TestSignalWithConstPointerArgs) {
sigslot::signal1<std::string* const> source1;
std::string* capture1;
SigslotTester1<std::string* const, std::string*> slot1(&source1, &capture1);
EXPECT_EQ(0, slot1.callback_count());
source1.emit(nullptr);
EXPECT_EQ(1, slot1.callback_count());
EXPECT_EQ(nullptr, capture1);
}
} // namespace rtc