gtest 学习之五 测试用例中定义类

#ifndef GTEST_SAMPLES_SAMPLE4_H_
#define GTEST_SAMPLES_SAMPLE4_H_

// A simple monotonic counter.
class Counter {
private:
int counter_;

public:
// Creates a counter that starts at 0.
Counter() : counter_(0) {}

// Returns the current counter value, and increments it.
int Increment();

// Prints the current counter value to STDOUT.
void Print() const;
};

#endif  // GTEST_SAMPLES_SAMPLE4_H_

#include "gtest/gtest.h"
#include "sample4.h"

TEST(Counter, Increment) {
Counter c;//在测试用例中定义变量

// EXPECT_EQ() evaluates its arguments exactly once, so they
// can have side effects.

EXPECT_EQ(0, c.Increment());
EXPECT_EQ(1, c.Increment());
EXPECT_EQ(2, c.Increment());
}

int main(int argc, char *argv[])
{
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}