d32fa64d33
Also refactor the unit tests and add support to easily match DAGs using CaptureEq() matcher. TEST=compiler-unittests BUG=v8:3489 LOG=n R=jarin@chromium.org Review URL: https://codereview.chromium.org/480863002 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23140 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
// Copyright 2014 the V8 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.
|
|
|
|
#ifndef V8_TESTING_GMOCK_SUPPORT_H_
|
|
#define V8_TESTING_GMOCK_SUPPORT_H_
|
|
|
|
#include "testing/gmock/include/gmock/gmock.h"
|
|
|
|
namespace testing {
|
|
|
|
template <typename T>
|
|
class Capture {
|
|
public:
|
|
Capture() : value_(), has_value_(false) {}
|
|
|
|
const T& value() const { return value_; }
|
|
bool has_value() const { return has_value_; }
|
|
|
|
void SetValue(const T& value) {
|
|
DCHECK(!has_value());
|
|
value_ = value;
|
|
has_value_ = true;
|
|
}
|
|
|
|
private:
|
|
T value_;
|
|
bool has_value_;
|
|
};
|
|
|
|
|
|
namespace internal {
|
|
|
|
template <typename T>
|
|
class CaptureEqMatcher : public MatcherInterface<T> {
|
|
public:
|
|
explicit CaptureEqMatcher(Capture<T>* capture) : capture_(capture) {}
|
|
|
|
virtual void DescribeTo(std::ostream* os) const {
|
|
*os << "captured by " << static_cast<const void*>(capture_);
|
|
if (capture_->has_value()) *os << " which has value " << capture_->value();
|
|
}
|
|
|
|
virtual bool MatchAndExplain(T value, MatchResultListener* listener) const {
|
|
if (!capture_->has_value()) {
|
|
capture_->SetValue(value);
|
|
return true;
|
|
}
|
|
if (value != capture_->value()) {
|
|
*listener << "which is not equal to " << capture_->value();
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
private:
|
|
Capture<T>* capture_;
|
|
};
|
|
|
|
} // namespace internal
|
|
|
|
|
|
// CaptureEq(capture) captures the value passed in during matching as long as it
|
|
// is unset, and once set, compares the value for equality with the argument.
|
|
template <typename T>
|
|
Matcher<T> CaptureEq(Capture<T>* capture) {
|
|
return MakeMatcher(new internal::CaptureEqMatcher<T>(capture));
|
|
}
|
|
|
|
} // namespace testing
|
|
|
|
#endif // V8_TESTING_GMOCK_SUPPORT_H_
|