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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/libwebrtc/rtc_base/sigslottester.h.pump | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/rtc_base/sigslottester.h.pump')
-rwxr-xr-x | third_party/libwebrtc/rtc_base/sigslottester.h.pump | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/third_party/libwebrtc/rtc_base/sigslottester.h.pump b/third_party/libwebrtc/rtc_base/sigslottester.h.pump new file mode 100755 index 0000000000..c3d2d6e99b --- /dev/null +++ b/third_party/libwebrtc/rtc_base/sigslottester.h.pump @@ -0,0 +1,102 @@ +/* + * 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. + */ + +#ifndef RTC_BASE_SIGSLOTTESTER_H_ +#define RTC_BASE_SIGSLOTTESTER_H_ + +// To generate sigslottester.h from sigslottester.h.pump, execute: +// /home/build/google3/third_party/gtest/scripts/pump.py sigslottester.h.pump + + +// SigslotTester(s) are utility classes to check if signals owned by an +// object are being invoked at the right time and with the right arguments. +// They are meant to be used in tests. Tests must provide "capture" pointers +// (i.e. address of variables) where the arguments from the signal callback +// can be stored. +// +// Example: +// /* Some signal */ +// sigslot::signal1<const std::string&> foo; +// +// /* We want to monitor foo in some test. Note how signal argument is +// const std::string&, but capture-type is std::string. Capture type +// must be type that can be assigned to. */ +// std::string capture; +// SigslotTester1<const std::string&, std::string> slot(&foo, &capture); +// foo.emit("hello"); +// EXPECT_EQ(1, slot.callback_count()); +// EXPECT_EQ("hello", capture); +// /* See unit-tests for more examples */ + +#include "rtc_base/third_party/sigslot/sigslot.h" + +namespace rtc { + +// Base version for testing signals that passes no arguments. +class SigslotTester0 : public sigslot::has_slots<> { + public: + explicit SigslotTester0(sigslot::signal0<>* signal) : callback_count_(0) { + signal->connect(this, &SigslotTester0::OnSignalCallback); + } + + SigslotTester0(const SigslotTester0&) = delete; + SigslotTester0& operator=(const SigslotTester0&) = delete; + + int callback_count() const { return callback_count_; } + + private: + void OnSignalCallback() { callback_count_++; } + int callback_count_; +}; + +// Versions below are for testing signals that pass arguments. For all the +// templates below: +// - A1-A5 is the type of the argument i in the callback. Signals may and often +// do use const-references here for efficiency. +// - C1-C5 is the type of the variable to capture argument i. These should be +// non-const value types suitable for use as lvalues. + +$var n = 5 +$range i 1..n +$for i [[ +$range j 1..i + +template <$for j , [[class A$j]], $for j , [[class C$j]]> +class SigslotTester$i : public sigslot::has_slots<> { + public: + SigslotTester$i(sigslot::signal$i<$for j , [[A$j]]>* signal, + $for j , [[C$j* capture$j]]) + : callback_count_(0), + $for j , [[capture$j[[]]_(capture$j)]] { + signal->connect(this, &SigslotTester$i::OnSignalCallback); + } + + SigslotTester$i(const SigslotTester$i&) = delete; + SigslotTester$i& operator=(const SigslotTester$i&) = delete; + + int callback_count() const { return callback_count_; } + + private: + void OnSignalCallback($for j , [[A$j arg$j]]) { + callback_count_++;$for j [[ + + *capture$j[[]]_ = arg$j;]] + + } + + int callback_count_;$for j [[ + + C$j* capture$j[[]]_;]] +}; + +]] +} // namespace rtc + +#endif // RTC_BASE_SIGSLOTTESTER_H_ |