ememory/test/testShared.cpp

85 lines
2.3 KiB
C++

/** @file
* @author Edouard DUPIN
* @copyright 2016, Edouard DUPIN, all right reserved
* @license APACHE v2.0 (see license file)
*/
#include <gtest/gtest.h>
#include <ememory/memory.h>
#include "main.h"
TEST(TestShared, createAndDestroy) {
ememory::SharedPtr<std::string> data = ememory::makeShared<std::string>("coucou");
EXPECT_EQ(data.useCount(), 1);
EXPECT_EQ(*data, "coucou");
EXPECT_EQ(data == nullptr, false);
EXPECT_EQ(data != nullptr, true);
data.reset();
EXPECT_EQ(data.useCount(), 0);
EXPECT_EQ(data == nullptr, true);
EXPECT_EQ(data != nullptr, false);
}
TEST(TestShared, copy) {
ememory::SharedPtr<std::string> data = ememory::makeShared<std::string>("coucou");
EXPECT_EQ(data.useCount(), 1);
EXPECT_EQ(*data, "coucou");
ememory::SharedPtr<std::string> dataCopy = data;
EXPECT_EQ(data.useCount(), 2);
EXPECT_EQ(data == dataCopy, true);
EXPECT_EQ(data != dataCopy, false);
data.reset();
EXPECT_EQ(data == dataCopy, false);
EXPECT_EQ(data != dataCopy, true);
EXPECT_EQ(data.useCount(), 0);
EXPECT_EQ(dataCopy.useCount(), 1);
EXPECT_EQ(*dataCopy, "coucou");
dataCopy.reset();
EXPECT_EQ(dataCopy.useCount(), 0);
dataCopy.reset();
EXPECT_EQ(dataCopy.useCount(), 0);
}
TEST(TestShared, swap) {
ememory::SharedPtr<std::string> data = ememory::makeShared<std::string>("coucou");
EXPECT_EQ(data.useCount(), 1);
EXPECT_EQ(*data, "coucou");
ememory::SharedPtr<std::string> dataCopy;
EXPECT_EQ(dataCopy.useCount(), 0);
dataCopy.swap(data);
EXPECT_EQ(data.useCount(), 0);
EXPECT_EQ(dataCopy.useCount(), 1);
EXPECT_EQ(*dataCopy, "coucou");
}
TEST(TestShared, callOperator) {
ememory::SharedPtr<std::string> data = ememory::makeShared<std::string>("coucou");
EXPECT_EQ(data->size(), 6);
}
static void functionCallRef(std::string& _data) {
_data = "plop";
}
TEST(TestShared, callOperatorStar) {
ememory::SharedPtr<std::string> data = ememory::makeShared<std::string>("coucou");
EXPECT_EQ(data->size(), 6);
EXPECT_EQ(*data, "coucou");
*data = "ragout";
EXPECT_EQ(data->size(), 6);
EXPECT_EQ(*data, "ragout");
functionCallRef(*data);
EXPECT_EQ(data->size(), 4);
EXPECT_EQ(*data, "plop");
}
TEST(TestShared, setInVoid) {
ememory::SharedPtr<std::string> data = ememory::makeShared<std::string>("coucou");
ememory::SharedPtr<void> dataVoid(data);
ememory::SharedPtr<void> dataVoid2;
dataVoid2 = data;
EXPECT_EQ(data.useCount(), 3);
}