myvtm/Framework/libtoolkit/test/test_w2char.cpp

#include <gtest/gtest.h>
#include "toolkit.h"

TEST(TestCharUtil, TestCharSize)
{
    ASSERT_TRUE(sizeof(char) == 1);
    ASSERT_TRUE(sizeof(wchar_t) == 4);
}

TEST(TestCharUtil, TestWideChar2Char)
{
    wchar_t hello[127] = L"Hello World";
    char world[128] = { 0 };
    size_t ret = toolkit_wcs2mbs(hello, world, 128);
    std::cout << "ret len: " << ret << " string:" << world << std::endl;
    ASSERT_TRUE(ret == 11);
}

TEST(TestCharUtil, TestChar2WideChar)
{
    char hello[127] = "Hello World";
    wchar_t world[128] = { 0 };
    size_t ret = toolkit_mbs2wcs(hello, world, 128);
    std::wcout << "ret len: " << ret << " string:" << world << std::endl;
    ASSERT_TRUE(ret == 11);
}

TEST(TestCharUtil, TestCapacity)
{
    char hello[127] = "Hello World";
    size_t ret = toolkit_mbs2wcs(hello, NULL, 0);
    ASSERT_TRUE(ret == 12);
    wchar_t hello2[127] = L"Hello World";
    ret = toolkit_wcs2mbs(hello2, NULL, 0);
    ASSERT_TRUE(ret == 12);
}

TEST(TestCharUtil, ExceptionTest)
{
    char hello[127] = "";
    size_t ret = toolkit_mbs2wcs(hello, NULL, 0);
    ASSERT_TRUE(ret == 0);
    wchar_t hello2[127] = L"";
    ret = toolkit_wcs2mbs(hello2, NULL, 0);
    ASSERT_TRUE(ret == 0);
}

TEST(TestCharUtil, EmptyTest)
{
    wchar_t* wmsg = NULL;
    char* msg = NULL;
    wmsg = (wchar_t*)malloc(sizeof(wchar_t));
    wmsg[0] = L'\0';
    ASSERT_TRUE(wmsg != NULL);
    int n = toolkit_wcs2mbs(wmsg, NULL, 0);
    const int rn = n > 0 ? n : 1;
    ASSERT_TRUE(rn == 1);
    msg = (char*)malloc(rn);
    memset(msg, '\0', sizeof(char) * rn);
    toolkit_wcs2mbs(wmsg, msg, n);
    ASSERT_TRUE(strlen(msg) == 0);
    FREE(wmsg);
    ASSERT_TRUE(msg != NULL);
    FREE(msg);
}