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gmock_test.cpp
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104 lines (73 loc) · 2.18 KB
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//
// Created by andrew on 2022/7/12.
//
#include <gtest/gtest.h>
#include <gmock/gmock.h>
class Turtle {
public:
virtual ~Turtle() = default;
virtual void PenUp() = 0;
virtual void PenDown() = 0;
virtual void Forward(int distance) = 0;
virtual void Turn(int degrees) = 0;
virtual void GoTo(int x, int y) = 0;
virtual int GetX() const = 0;
virtual int GetY() const = 0;
};
class MockTurtle : public Turtle {
public:
MOCK_METHOD(void, PenUp, (), (override));
MOCK_METHOD(void, PenDown, (), (override));
MOCK_METHOD(void, Forward, (int distance), (override));
MOCK_METHOD(void, Turn, (int degrees), (override));
MOCK_METHOD(void, GoTo, (int x, int y), (override));
MOCK_METHOD(int, GetX, (), (const, override));
MOCK_METHOD(int, GetY, (), (const, override));
uint32_t count_;
};
class Painter : public Turtle {
public:
Painter(MockTurtle *pTurtle) {
count_ = pTurtle->count_;
}
~Painter() override = default;
void PenUp() override {
std::cout << __FUNCTION__ << std::endl;
}
void PenDown() override {
std::cout << __FUNCTION__ << std::endl;
}
void Forward(int distance) override {
std::cout << __FUNCTION__ << std::endl;
}
void Turn(int degrees) override {
std::cout << __FUNCTION__ << std::endl;
}
void GoTo(int x, int y) override {
std::cout << __FUNCTION__ << std::endl;
}
int GetX() const override {
std::cout << __FUNCTION__ << std::endl;
return 0;
}
int GetY() const override {
std::cout << __FUNCTION__ << std::endl;
return 0;
}
bool DrawCircle(uint32_t x, uint32_t y, uint32_t radius) const {
return GetX() != 0;
}
private:
uint32_t count_;
};
using ::testing::AtLeast; // #1
using ::testing::Return;
TEST(PainterTest, CanDrawSomething) {
MockTurtle turtle; // #2
EXPECT_CALL(turtle, GetX()).Times(AtLeast(1)).WillRepeatedly(Return(1));
Painter painter(&turtle); // #4
EXPECT_TRUE(painter.DrawCircle(0, 0, 10)); // #5
}
int main(int argc, char **argv) {
return 0;
}