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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/display/test/display_matchers.h"
namespace display {
namespace {
const float kEpsilon = 0.0001f;
// Matcher to check DisplayMode size and refresh rate.
class DisplayModeMatcher
: public testing::MatcherInterface<const DisplayMode&> {
public:
DisplayModeMatcher(int width, int height, float refresh_rate)
: size_(width, height), refresh_rate_(refresh_rate) {}
bool MatchAndExplain(const DisplayMode& mode,
testing::MatchResultListener* listener) const override {
return mode.size() == size_ &&
std::fabs(mode.refresh_rate() - refresh_rate_) < kEpsilon;
}
void DescribeTo(std::ostream* os) const override {
*os << "[" << size_.ToString() << " rate=" << refresh_rate_ << "]";
}
void DescribeNegationTo(std::ostream* os) const override {
*os << "not [" << size_.ToString() << " rate=" << refresh_rate_ << "]";
}
private:
gfx::Size size_;
float refresh_rate_;
};
} // namespace
testing::Matcher<const DisplayMode&> IsDisplayMode(int width,
int height,
float refresh_rate) {
return testing::MakeMatcher(
new DisplayModeMatcher(width, height, refresh_rate));
}
} // namespace display
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