C++ (Cpp) FSFH_Release_Window примеры использования

Пример #1

Файл: TestFSFileHandle.c Проект: rlugojr/lucy

static void
test_Window(TestBatchRunner *runner) {
    String *test_filename = SSTR_WRAP_C("_fstest");
    FSFileHandle *fh;
    FileWindow *window = FileWindow_new();
    uint32_t i;

    S_remove(test_filename);
    fh = FSFH_open(test_filename,
                   FH_CREATE | FH_WRITE_ONLY | FH_EXCLUSIVE);
    for (i = 0; i < 1024; i++) {
        FSFH_Write(fh, "foo ", 4);
    }
    if (!FSFH_Close(fh)) { RETHROW(INCREF(Err_get_error())); }

    // Reopen for reading.
    DECREF(fh);
    fh = FSFH_open(test_filename, FH_READ_ONLY);
    if (!fh) { RETHROW(INCREF(Err_get_error())); }

    Err_set_error(NULL);
    TEST_FALSE(runner, FSFH_Window(fh, window, -1, 4),
               "Window() with a negative offset returns false");
    TEST_TRUE(runner, Err_get_error() != NULL,
              "Window() with a negative offset sets error");

    Err_set_error(NULL);
    TEST_FALSE(runner, FSFH_Window(fh, window, 4000, 1000),
               "Window() past EOF returns false");
    TEST_TRUE(runner, Err_get_error() != NULL,
              "Window() past EOF sets error");

    TEST_TRUE(runner, FSFH_Window(fh, window, 1021, 2),
              "Window() returns true");
    const char *buf = FileWindow_Get_Buf(window);
    int64_t offset = FileWindow_Get_Offset(window);
    TEST_TRUE(runner,
              strncmp(buf - offset + 1021, "oo", 2) == 0,
              "Window()");

    TEST_TRUE(runner, FSFH_Release_Window(fh, window),
              "Release_Window() returns true");
    TEST_TRUE(runner, FileWindow_Get_Buf(window) == NULL,
              "Release_Window() resets buf");
    TEST_INT_EQ(runner, FileWindow_Get_Offset(window), 0,
                "Release_Window() resets offset");
    TEST_INT_EQ(runner, FileWindow_Get_Len(window), 0,
                "Release_Window() resets len");

    DECREF(window);
    DECREF(fh);
    S_remove(test_filename);
}

Пример #2

Файл: TestFSFileHandle.c Проект: kstarsinic/lucy

static void
test_Window(TestBatchRunner *runner) {
    String *test_filename = (String*)SSTR_WRAP_UTF8("_fstest", 7);
    FSFileHandle *fh;
    FileWindow *window = FileWindow_new();
    FileWindowIVARS *const window_ivars = FileWindow_IVARS(window);
    uint32_t i;

    remove(Str_Get_Ptr8(test_filename));
    fh = FSFH_open(test_filename,
                   FH_CREATE | FH_WRITE_ONLY | FH_EXCLUSIVE);
    for (i = 0; i < 1024; i++) {
        FSFH_Write(fh, "foo ", 4);
    }
    if (!FSFH_Close(fh)) { RETHROW(INCREF(Err_get_error())); }

    // Reopen for reading.
    DECREF(fh);
    fh = FSFH_open(test_filename, FH_READ_ONLY);
    if (!fh) { RETHROW(INCREF(Err_get_error())); }

    Err_set_error(NULL);
    TEST_FALSE(runner, FSFH_Window(fh, window, -1, 4),
               "Window() with a negative offset returns false");
    TEST_TRUE(runner, Err_get_error() != NULL,
              "Window() with a negative offset sets error");

    Err_set_error(NULL);
    TEST_FALSE(runner, FSFH_Window(fh, window, 4000, 1000),
               "Window() past EOF returns false");
    TEST_TRUE(runner, Err_get_error() != NULL,
              "Window() past EOF sets error");

    TEST_TRUE(runner, FSFH_Window(fh, window, 1021, 2),
              "Window() returns true");
    TEST_TRUE(runner,
              strncmp(window_ivars->buf - window_ivars->offset + 1021, "oo", 2) == 0,
              "Window()");

    TEST_TRUE(runner, FSFH_Release_Window(fh, window),
              "Release_Window() returns true");
    TEST_TRUE(runner, window_ivars->buf == NULL, "Release_Window() resets buf");
    TEST_TRUE(runner, window_ivars->offset == 0, "Release_Window() resets offset");
    TEST_TRUE(runner, window_ivars->len == 0, "Release_Window() resets len");

    DECREF(window);
    DECREF(fh);
    remove(Str_Get_Ptr8(test_filename));
}