| Index: testing/gmock/src/gmock-cardinalities.cc
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| diff --git a/testing/gmock/src/gmock-cardinalities.cc b/testing/gmock/src/gmock-cardinalities.cc
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..07eed469175e6dcc85b91beca075436cd1a8e330
|
| --- /dev/null
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| +++ b/testing/gmock/src/gmock-cardinalities.cc
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| @@ -0,0 +1,155 @@
|
| +// Copyright 2007, Google Inc.
|
| +// All rights reserved.
|
| +//
|
| +// Redistribution and use in source and binary forms, with or without
|
| +// modification, are permitted provided that the following conditions are
|
| +// met:
|
| +//
|
| +// * Redistributions of source code must retain the above copyright
|
| +// notice, this list of conditions and the following disclaimer.
|
| +// * Redistributions in binary form must reproduce the above
|
| +// copyright notice, this list of conditions and the following disclaimer
|
| +// in the documentation and/or other materials provided with the
|
| +// distribution.
|
| +// * Neither the name of Google Inc. nor the names of its
|
| +// contributors may be used to endorse or promote products derived from
|
| +// this software without specific prior written permission.
|
| +//
|
| +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
| +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
| +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
| +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
| +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
| +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
| +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
| +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
| +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
| +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
| +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
| +//
|
| +// Author: wan@google.com (Zhanyong Wan)
|
| +
|
| +// Google Mock - a framework for writing C++ mock classes.
|
| +//
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| +// This file implements cardinalities.
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| +
|
| +#include <gmock/gmock-cardinalities.h>
|
| +
|
| +#include <limits.h>
|
| +#include <ostream> // NOLINT
|
| +#include <sstream>
|
| +#include <string>
|
| +#include <gmock/internal/gmock-internal-utils.h>
|
| +#include <gtest/gtest.h>
|
| +
|
| +namespace testing {
|
| +
|
| +namespace {
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| +
|
| +// Implements the Between(m, n) cardinality.
|
| +class BetweenCardinalityImpl : public CardinalityInterface {
|
| + public:
|
| + BetweenCardinalityImpl(int min, int max)
|
| + : min_(min >= 0 ? min : 0),
|
| + max_(max >= min_ ? max : min_) {
|
| + std::stringstream ss;
|
| + if (min < 0) {
|
| + ss << "The invocation lower bound must be >= 0, "
|
| + << "but is actually " << min << ".";
|
| + internal::Expect(false, __FILE__, __LINE__, ss.str());
|
| + } else if (max < 0) {
|
| + ss << "The invocation upper bound must be >= 0, "
|
| + << "but is actually " << max << ".";
|
| + internal::Expect(false, __FILE__, __LINE__, ss.str());
|
| + } else if (min > max) {
|
| + ss << "The invocation upper bound (" << max
|
| + << ") must be >= the invocation lower bound (" << min
|
| + << ").";
|
| + internal::Expect(false, __FILE__, __LINE__, ss.str());
|
| + }
|
| + }
|
| +
|
| + // Conservative estimate on the lower/upper bound of the number of
|
| + // calls allowed.
|
| + virtual int ConservativeLowerBound() const { return min_; }
|
| + virtual int ConservativeUpperBound() const { return max_; }
|
| +
|
| + virtual bool IsSatisfiedByCallCount(int call_count) const {
|
| + return min_ <= call_count && call_count <= max_ ;
|
| + }
|
| +
|
| + virtual bool IsSaturatedByCallCount(int call_count) const {
|
| + return call_count >= max_;
|
| + }
|
| +
|
| + virtual void DescribeTo(::std::ostream* os) const;
|
| + private:
|
| + const int min_;
|
| + const int max_;
|
| +
|
| + GTEST_DISALLOW_COPY_AND_ASSIGN_(BetweenCardinalityImpl);
|
| +};
|
| +
|
| +// Formats "n times" in a human-friendly way.
|
| +inline internal::string FormatTimes(int n) {
|
| + if (n == 1) {
|
| + return "once";
|
| + } else if (n == 2) {
|
| + return "twice";
|
| + } else {
|
| + std::stringstream ss;
|
| + ss << n << " times";
|
| + return ss.str();
|
| + }
|
| +}
|
| +
|
| +// Describes the Between(m, n) cardinality in human-friendly text.
|
| +void BetweenCardinalityImpl::DescribeTo(::std::ostream* os) const {
|
| + if (min_ == 0) {
|
| + if (max_ == 0) {
|
| + *os << "never called";
|
| + } else if (max_ == INT_MAX) {
|
| + *os << "called any number of times";
|
| + } else {
|
| + *os << "called at most " << FormatTimes(max_);
|
| + }
|
| + } else if (min_ == max_) {
|
| + *os << "called " << FormatTimes(min_);
|
| + } else if (max_ == INT_MAX) {
|
| + *os << "called at least " << FormatTimes(min_);
|
| + } else {
|
| + // 0 < min_ < max_ < INT_MAX
|
| + *os << "called between " << min_ << " and " << max_ << " times";
|
| + }
|
| +}
|
| +
|
| +} // Unnamed namespace
|
| +
|
| +// Describes the given call count to an ostream.
|
| +void Cardinality::DescribeActualCallCountTo(int actual_call_count,
|
| + ::std::ostream* os) {
|
| + if (actual_call_count > 0) {
|
| + *os << "called " << FormatTimes(actual_call_count);
|
| + } else {
|
| + *os << "never called";
|
| + }
|
| +}
|
| +
|
| +// Creates a cardinality that allows at least n calls.
|
| +Cardinality AtLeast(int n) { return Between(n, INT_MAX); }
|
| +
|
| +// Creates a cardinality that allows at most n calls.
|
| +Cardinality AtMost(int n) { return Between(0, n); }
|
| +
|
| +// Creates a cardinality that allows any number of calls.
|
| +Cardinality AnyNumber() { return AtLeast(0); }
|
| +
|
| +// Creates a cardinality that allows between min and max calls.
|
| +Cardinality Between(int min, int max) {
|
| + return Cardinality(new BetweenCardinalityImpl(min, max));
|
| +}
|
| +
|
| +// Creates a cardinality that allows exactly n calls.
|
| +Cardinality Exactly(int n) { return Between(n, n); }
|
| +
|
| +} // namespace testing
|
|
|