CString.cpp

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/*
 * PROJECT:     ReactOS api tests
 * LICENSE:     GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
 * PURPOSE:     Test for CString
 * COPYRIGHT:   Copyright 2016-2017 Mark Jansen (mark.jansen@reactos.org)
 *              Copyright 2017 Katayama Hirofumi MZ
 */

#include <atlstr.h>
#include "resource.h"

#ifdef __REACTOS__
    #include <apitest.h>
#else
    #include <stdlib.h>
    #include <stdio.h>
    #include <stdarg.h>
    #include <windows.h>
    int g_tests_executed = 0;
    int g_tests_failed = 0;
    int g_tests_skipped = 0;
    const char *g_file = NULL;
    int g_line = 0;
    void set_location(const char *file, int line)
    {
        g_file = file;
        g_line = line;
    }
    void ok_func(int value, const char *fmt, ...)
    {
        va_list va;
        va_start(va, fmt);
        if (!value)
        {
            printf("%s (%d): ", g_file, g_line);
            vprintf(fmt, va);
            g_tests_failed++;
        }
        g_tests_executed++;
        va_end(va);
    }
    void skip_func(const char *fmt, ...)
    {
        va_list va;
        va_start(va, fmt);
        printf("%s (%d): test skipped: ", g_file, g_line);
        vprintf(fmt, va);
        g_tests_skipped++;
        va_end(va);
    }
    #undef ok
    #define ok(value, ...) do { \
        set_location(__FILE__, __LINE__); \
        ok_func(value, __VA_ARGS__); \
    } while (0)
    #define ok_(x1,x2) set_location(x1,x2); ok_func
    #define skip(...) do { \
        set_location(__FILE__, __LINE__); \
        skip_func(__VA_ARGS__); \
    } while (0)
    #define START_TEST(x)   int main(void)
    char *wine_dbgstr_w(const wchar_t *wstr)
    {
        static char buf[512];
        WideCharToMultiByte(CP_ACP, 0, wstr, -1, buf, _countof(buf), NULL, NULL);
        return buf;
    }
#endif

struct traits_test
{
    const char* strA;
    const wchar_t* strW;
    int str_len;
    int exp_1, exp_2, exp_3, exp_4;
};

traits_test g_Tests[] = {
    // inputs                   outputs
    { NULL, NULL, 0,            0,  0, -1,  0 },
    { NULL, NULL, -1,           0, -1, -1,  0 },
    { NULL, NULL, 1,            0,  1, -1,  0 },

    { "", L"", 0,               0,  0,  0,  0 },
    { "", L"", -1,              0, -1,  0,  1 },
    { "", L"", 1,               0,  1,  0,  1 },

    { "AAABBB", L"AAABBB", 0,   6,  0,  6,  0 },
    { "AAABBB", L"AAABBB", 3,   6,  3,  6,  3 },
    { "AAABBB", L"AAABBB", -1,  6, -1,  6,  7 },
};

static void test_basetypes()
{
    int len;
    char bufA[10];
    wchar_t bufW[10];

    for (size_t n = 0; n < _countof(g_Tests); ++n)
    {
        len = ChTraitsCRT<char>::GetBaseTypeLength(g_Tests[n].strA);
        ok(len == g_Tests[n].exp_1, "Expected len to be %i, was %i for %u (A)\n", g_Tests[n].exp_1, len, n);

        len = ChTraitsCRT<char>::GetBaseTypeLength(g_Tests[n].strA, g_Tests[n].str_len);
        ok(len == g_Tests[n].exp_2, "Expected len to be %i, was %i for %u (A,len)\n", g_Tests[n].exp_2, len, n);

        len = ChTraitsCRT<char>::GetBaseTypeLength(g_Tests[n].strW);
        ok(len == g_Tests[n].exp_3, "Expected len to be %i, was %i for %u (W)\n", g_Tests[n].exp_3, len, n);

        len = ChTraitsCRT<char>::GetBaseTypeLength(g_Tests[n].strW, g_Tests[n].str_len);
        ok(len == g_Tests[n].exp_4, "Expected len to be %i, was %i for %u (W,len)\n", g_Tests[n].exp_4, len, n);

        if (g_Tests[n].strA && g_Tests[n].strW)
        {
            memset(bufA, 'x', sizeof(bufA));
            ChTraitsCRT<char>::ConvertToBaseType(bufA, g_Tests[n].exp_1+1, g_Tests[n].strA);
            char ch = bufA[g_Tests[n].exp_1];
            ok(ch == '\0', "Expected %i to be \\0, was: %c (%i) for %u\n", g_Tests[n].exp_1, ch, (int)ch, n);
            ok(!strcmp(bufA, g_Tests[n].strA), "Expected bufA to be %s, was: %s for %u\n", g_Tests[n].strA, bufA, n);
            ch = bufA[g_Tests[n].exp_1+1];
            ok(ch == 'x', "Expected %i to be 'x', was: %c (%i) for %u\n", g_Tests[n].exp_1+1, ch, (int)ch, n);
        }

        if (g_Tests[n].strA && g_Tests[n].strW)
        {
            memset(bufA, 'x', sizeof(bufA));
            ChTraitsCRT<char>::ConvertToBaseType(bufA, g_Tests[n].exp_1+1, g_Tests[n].strW);
            char ch = bufA[g_Tests[n].exp_1];
            ok(ch == '\0', "Expected %i to be \\0, was: %c (%i) for %u\n", g_Tests[n].exp_1, ch, (int)ch, n);
            ok(!strcmp(bufA, g_Tests[n].strA), "Expected bufA to be %s, was: %s for %u\n", g_Tests[n].strA, bufA, n);
            ch = bufA[g_Tests[n].exp_1+1];
            ok(ch == 'x', "Expected %i to be 'x', was: %c (%i) for %u\n", g_Tests[n].exp_1+1, ch, (int)ch, n);
        }

        // wchar_t --> please note, swapped the expectations from 2 and 4 !
        len = ChTraitsCRT<wchar_t>::GetBaseTypeLength(g_Tests[n].strA);
        ok(len == g_Tests[n].exp_1, "Expected len to be %i, was %i for %u (A)\n", g_Tests[n].exp_1, len, n);

        len = ChTraitsCRT<wchar_t>::GetBaseTypeLength(g_Tests[n].strA, g_Tests[n].str_len);
        ok(len == g_Tests[n].exp_4, "Expected len to be %i, was %i for %u (A,len)\n", g_Tests[n].exp_4, len, n);

        len = ChTraitsCRT<wchar_t>::GetBaseTypeLength(g_Tests[n].strW);
        ok(len == g_Tests[n].exp_3, "Expected len to be %i, was %i for %u (W)\n", g_Tests[n].exp_3, len, n);

        len = ChTraitsCRT<wchar_t>::GetBaseTypeLength(g_Tests[n].strW, g_Tests[n].str_len);
        ok(len == g_Tests[n].exp_2, "Expected len to be %i, was %i for %u (W,len)\n", g_Tests[n].exp_2, len, n);

        if (g_Tests[n].strA && g_Tests[n].strW)
        {
            memset(bufW, 'x', sizeof(bufW));
            ChTraitsCRT<wchar_t>::ConvertToBaseType(bufW, g_Tests[n].exp_1+1, g_Tests[n].strA);
            wchar_t ch = bufW[g_Tests[n].exp_1];
            ok(ch == L'\0', "Expected %i to be \\0, was: %c (%i) for %u\n", g_Tests[n].exp_1, ch, (int)ch, n);
            ok(!wcscmp(bufW, g_Tests[n].strW), "Expected bufW to be %s, was: %s for %u\n", wine_dbgstr_w(g_Tests[n].strW), wine_dbgstr_w(bufW), n);
            ch = bufW[g_Tests[n].exp_1+1];
            ok(ch == 30840, "Expected %i to be %i for %u\n", g_Tests[n].exp_1+1, (int)ch, n);
        }

        if (g_Tests[n].strA && g_Tests[n].strW)
        {
            memset(bufW, 'x', sizeof(bufW));
            ChTraitsCRT<wchar_t>::ConvertToBaseType(bufW, g_Tests[n].exp_1+1, g_Tests[n].strW);
            wchar_t ch = bufW[g_Tests[n].exp_1];
            ok(ch == '\0', "Expected %i to be \\0, was: %c (%i) for %u\n", g_Tests[n].exp_1, ch, (int)ch, n);
            ok(!wcscmp(bufW, g_Tests[n].strW), "Expected bufW to be %s, was: %s for %u\n", wine_dbgstr_w(g_Tests[n].strW), wine_dbgstr_w(bufW), n);
            ch = bufW[g_Tests[n].exp_1+1];
            ok(ch == 30840, "Expected %i to be %i for %u\n", g_Tests[n].exp_1+1, (int)ch, n);
        }
    }
}

// Allocation strategy seems to differ a bit between us and MS's atl.
// if someone cares enough to find out why, feel free to change the macro below.
#ifdef __REACTOS__
#define ALLOC_EXPECT(a, b)  b
#else
#define ALLOC_EXPECT(a, b)  a
#endif


#undef ok
#undef _T

#define TEST_NAMEX(name)        void test_##name##W()
#define CStringX                CStringW
#define _X(x)                   L ## x
#define XCHAR                   WCHAR
#define YCHAR                   CHAR
#define dbgstrx(x)              wine_dbgstr_w(x)
#define ok                      ok_("CStringW:\n" __FILE__, __LINE__)
#define GetWindowsDirectoryX    GetWindowsDirectoryW
#define MAKEINTRESOURCEX(x)     MAKEINTRESOURCEW(x)
#define MAKEINTRESOURCEY(x)     MAKEINTRESOURCEA(x)
#include "CString.inl"


#undef CStringX
#undef TEST_NAMEX
#undef _X
#undef XCHAR
#undef YCHAR
#undef dbgstrx
#undef ok
#undef GetWindowsDirectoryX
#undef MAKEINTRESOURCEX
#undef MAKEINTRESOURCEY

#define TEST_NAMEX(name)        void test_##name##A()
#define CStringX                CStringA
#define _X(x)                   x
#define XCHAR                   CHAR
#define YCHAR                   WCHAR
#define dbgstrx(x)              (const char*)x
#define ok                      ok_("CStringA:\n" __FILE__, __LINE__)
#define GetWindowsDirectoryX    GetWindowsDirectoryA
#define MAKEINTRESOURCEX(x)     MAKEINTRESOURCEA(x)
#define MAKEINTRESOURCEY(x)     MAKEINTRESOURCEW(x)
#include "CString.inl"


START_TEST(CString)
{
    test_basetypes();

    if ((ALLOC_EXPECT(1, 2)) == 2)
    {
        skip("Ignoring real GetAllocLength() lenght\n");
    }

    test_operators_initW();
    test_operators_initA();

    test_compareW();
    test_compareA();

    test_findW();
    test_findA();

    test_formatW();
    test_formatA();

    test_substrW();
    test_substrA();

    test_replaceW();
    test_replaceA();

    test_trimW();
    test_trimA();

    test_envW();
    test_envA();

    test_load_strW();
    test_load_strA();

    test_bstrW();
    test_bstrA();

#ifndef __REACTOS__
    printf("CString: %i tests executed (0 marked as todo, %i failures), %i skipped.\n", g_tests_executed, g_tests_failed, g_tests_skipped);
    return g_tests_failed;
#endif
}