Ejemplo n.º 1
0
void test_Tab_connect_word()
{
    ChewingContext *ctx;
    IntervalType it;

    ctx = chewing_new();
    start_testcase(ctx, fd);
    chewing_set_maxChiSymbolLen(ctx, 16);

    type_keystroke_by_string(ctx, "u -4<L>");
    chewing_interval_Enumerate(ctx);

    ok(chewing_interval_hasNext(ctx) == 1, "shall have next interval");
    chewing_interval_Get(ctx, &it);
    ok(it.from == 0 && it.to == 1, "interval (%d, %d) shall be (0, 1)", it.from, it.to);

    ok(chewing_interval_hasNext(ctx) == 1, "shall have next interval");
    chewing_interval_Get(ctx, &it);
    ok(it.from == 1 && it.to == 2, "interval (%d, %d) shall be (1, 2)", it.from, it.to);

    ok(chewing_interval_hasNext(ctx) == 0, "shall not have next interval");

    /* connect 一 and 二 */
    type_keystroke_by_string(ctx, "<T>");
    chewing_interval_Enumerate(ctx);

    ok(chewing_interval_hasNext(ctx) == 1, "shall have next interval");
    chewing_interval_Get(ctx, &it);
    ok(it.from == 0 && it.to == 2, "interval (%d, %d) shall be (0, 2)", it.from, it.to);

    ok(chewing_interval_hasNext(ctx) == 0, "shall not have next interval");

    chewing_delete(ctx);
}
Ejemplo n.º 2
0
void test_interval()
{
    ChewingContext *ctx;
    IntervalType it;

    ctx = chewing_new();
    start_testcase(ctx, fd);

    type_keystroke_by_string(ctx, "`31hk4g4`31hk4g4`31" /* ,測試,測試, */ );

    ok_preedit_buffer(ctx, "\xEF\xBC\x8C\xE6\xB8\xAC\xE8\xA9\xA6\xEF\xBC\x8C\xE6\xB8\xAC\xE8\xA9\xA6\xEF\xBC\x8C"
                      /* ,測試,測試, */ );

    chewing_interval_Enumerate(ctx);

    ok(chewing_interval_hasNext(ctx) == 1, "shall have next interval");
    chewing_interval_Get(ctx, &it);
    ok(it.from == 1 && it.to == 3, "interval (%d, %d) shall be (1, 3)", it.from, it.to);

    ok(chewing_interval_hasNext(ctx) == 1, "shall have next interval");
    chewing_interval_Get(ctx, &it);
    ok(it.from == 4 && it.to == 6, "interval (%d, %d) shall be (4, 6)", it.from, it.to);

    ok(chewing_interval_hasNext(ctx) == 0, "shall not have next interval");

    chewing_delete(ctx);
}
Ejemplo n.º 3
0
// Return the length of interval array
int Chewing::IntervalLen()
{
	int i;
	chewing_interval_Enumerate(ctx);
	for (i = 0; chewing_interval_hasNext(ctx); i++)
		chewing_interval_Get(ctx, NULL);
	return i*2;
}
IBusText *decorate_pre_edit(IBusChewingPreEdit * icPreEdit,
			    IBusCapabilite capabilite)
{
    gchar *preEdit = ibus_chewing_pre_edit_get_pre_edit(icPreEdit);
    IBusText *iText =
	g_object_ref_sink(ibus_text_new_from_string(preEdit));

    gint chiSymbolCursor = chewing_cursor_Current(icPreEdit->context);
    IBUS_CHEWING_LOG(DEBUG,
		     "decorate_pre_edit() cursor=%d preEdit=%s",
		     chiSymbolCursor, preEdit);


    gint charLen = (gint) g_utf8_strlen(preEdit, -1);
    gint cursorRight = chiSymbolCursor + icPreEdit->bpmfLen;

    IBUS_CHEWING_LOG(DEBUG,
		     "decorate_pre_edit() charLen=%d cursorRight=%d",
		     charLen, cursorRight);

    IntervalType it;
    chewing_interval_Enumerate(icPreEdit->context);
    /* Add double lines on chewing interval that contains cursor */
    /* Add single line on other chewing interval */
    while (chewing_interval_hasNext(icPreEdit->context)) {
	chewing_interval_Get(icPreEdit->context, &it);
	if (it.from <= chiSymbolCursor && chiSymbolCursor <= it.to) {
	    ibus_text_append_attribute(iText,
				       IBUS_ATTR_TYPE_UNDERLINE,
				       IBUS_ATTR_UNDERLINE_DOUBLE,
				       it.from, it.to + 1);

	} else {
	    ibus_text_append_attribute(iText,
				       IBUS_ATTR_TYPE_UNDERLINE,
				       IBUS_ATTR_UNDERLINE_SINGLE,
				       it.from, it.to + 1);
	}

    }

    if (!mkdg_has_flag(capabilite, IBUS_CAP_SURROUNDING_TEXT)
	|| !mkdg_has_flag(capabilite, IBUS_CAP_AUXILIARY_TEXT)) {
	/* Cannot change color when if the client is not capable
	 * of showing surrounding text or auxiliary text
	 */
	return iText;
    }

    /* Show current cursor in red */
    ibus_text_append_attribute(iText, IBUS_ATTR_TYPE_BACKGROUND,
			       0x00ff0000, chiSymbolCursor,
			       chiSymbolCursor + 1);

    return iText;
}
Ejemplo n.º 5
0
CHEWING_API void chewing_interval_Get( ChewingContext *ctx, IntervalType *it )
{
	if ( chewing_interval_hasNext( ctx ) ) {
		if ( it ) {
			it->from = ctx->output->dispInterval[ ctx->it_no ].from;
			it->to = ctx->output->dispInterval[ ctx->it_no ].to;
		}
		ctx->it_no++;
	}
}
Ejemplo n.º 6
0
void test_Tab_at_the_end()
{
	ChewingContext *ctx;
	IntervalType it;


	ctx = chewing_new();
	chewing_set_maxChiSymbolLen( ctx, 16 );

	type_keystroke_by_string( ctx, "hk4<T>g4" );
	chewing_interval_Enumerate( ctx );

	ok( chewing_interval_hasNext( ctx ) == 1, "shall have next interval" );
	chewing_interval_Get( ctx, &it );
	ok( it.from == 0 && it.to == 2, "interval (%d, %d) shall be (0, 2)",
		it.from, it.to );

	ok( chewing_interval_hasNext( ctx ) == 0, "shall not have next interval" );

	chewing_delete( ctx );
}
Ejemplo n.º 7
0
//	Return interval array
//	caller must free return value
unsigned char* Chewing::IntervalArray()
{
	unsigned char* interval = (unsigned char*)calloc( IntervalLen(), sizeof( unsigned char ) );
	IntervalType it;
	chewing_interval_Enumerate(ctx);
	for( int i = 0; chewing_interval_hasNext(ctx); ++i ) {
		chewing_interval_Get(ctx, &it);
		interval[i * 2] = it.from;
		interval[i * 2 + 1] = it.to;
	}
	return interval;
}
Ejemplo n.º 8
0
void test_Tab_insert_breakpoint_between_word()
{
	ChewingContext *ctx;
	IntervalType it;


	ctx = chewing_new();
	chewing_set_maxChiSymbolLen( ctx, 16 );

	type_keystroke_by_string( ctx, "hk4g4<L>" );
	chewing_interval_Enumerate( ctx );

	ok( chewing_interval_hasNext( ctx ) == 1, "shall have next interval" );
	chewing_interval_Get( ctx, &it );
	ok( it.from == 0 && it.to == 2, "interval (%d, %d) shall be (0, 2)",
		it.from, it.to );

	ok( chewing_interval_hasNext( ctx ) == 0, "shall not have next interval" );

	/* inserts a breakpoint between 測 and 試 */
	type_keystroke_by_string( ctx, "<T>" );
	chewing_interval_Enumerate( ctx );

	ok( chewing_interval_hasNext( ctx ) == 1, "shall have next interval" );
	chewing_interval_Get( ctx, &it );
	ok( it.from == 0 && it.to == 1, "interval (%d, %d) shall be (0, 1)",
		it.from, it.to );

	ok( chewing_interval_hasNext( ctx ) == 1, "shall have next interval" );
	chewing_interval_Get( ctx, &it );
	ok( it.from == 1 && it.to == 2, "interval (%d, %d) shall be (1, 2)",
		it.from, it.to );

	ok( chewing_interval_hasNext( ctx ) == 0, "shall not have next interval" );

	chewing_delete( ctx );
}
Ejemplo n.º 9
0
void show_interval_buffer( int x, int y, ChewingContext *ctx )
{
	char *buf;
	char *p;
	int buf_len;
	char out_buf[ 100 ];
	int i, count;
	int arrPos[ 50 ];
	IntervalType it;

	move( x, y );
	addstr( FILL_BLANK );
	move( x, y );

	/* Check if buffer is available. */
	if ( ! chewing_buffer_Check( ctx ) ) {
		return;
	}

	buf = chewing_buffer_String( ctx );
	buf_len = chewing_buffer_Len( ctx );

	p = buf;
	count = 0;
	for ( i = 0 ;i < buf_len; i++ ) {
		arrPos[ i ] = count;
		count += ueBytesFromChar(*p) <= 1 ? 1 : 2;
		p += ueBytesFromChar(*p);
	}
	arrPos[ i ] = count;

	memset( out_buf, ' ', count * ( sizeof( char ) ) );
	out_buf[ count ] = '\0';

	chewing_interval_Enumerate( ctx );
	while ( chewing_interval_hasNext( ctx ) ) {
		chewing_interval_Get( ctx, &it );
		out_buf[ arrPos[ it.from ] ] = '[';
		out_buf[ arrPos[ it.to ] - 1 ] =  ']';
		memset(
			&out_buf[ arrPos[ it.from ] + 1 ], '-',
			arrPos[ it.to ] - arrPos[ it.from ] - 2 );
	}
	addstr( out_buf );
}
Ejemplo n.º 10
0
CHEWING_API void chewing_interval_Get(ChewingContext *ctx, IntervalType * it)
{
    ChewingData *pgdata;

    if (!ctx) {
        return;
    }
    pgdata = ctx->data;

    LOG_API("");

    if (chewing_interval_hasNext(ctx)) {
        if (it) {
            it->from = ctx->output->dispInterval[ctx->it_no].from;
            it->to = ctx->output->dispInterval[ctx->it_no].to;
        }
        ctx->it_no++;
    }
}
Ejemplo n.º 11
0
void test_longest_phrase()
{
    ChewingContext *ctx;
    IntervalType it;

    ctx = chewing_new();
    start_testcase(ctx, fd);

    type_keystroke_by_string(ctx, "rup ji up6ji 1j4bj6y4ru32k7e.3ji "
                             /* ㄐㄧㄣ ㄨㄛ ㄧㄣˊ ㄨㄛ ㄅㄨˋ ㄖㄨˊ ㄗˋ ㄐㄧˇ ㄉㄜ˙ ㄍㄡˇ ㄨㄛ */
        );
    ok_preedit_buffer(ctx,
                      "\xE9\x87\x91\xE7\xAA\xA9\xE9\x8A\x80\xE7\xAA\xA9\xE4\xB8\x8D\xE5\xA6\x82\xE8\x87\xAA\xE5\xB7\xB1\xE7\x9A\x84\xE7\x8B\x97\xE7\xAA\xA9"
                      /* 金窩銀窩不如自己的狗窩 */ );

    chewing_interval_Enumerate(ctx);

    ok(chewing_interval_hasNext(ctx) == 1, "shall have next interval");
    chewing_interval_Get(ctx, &it);
    ok(it.from == 0 && it.to == 11, "interval (%d, %d) shall be (0, 11)", it.from, it.to);

    chewing_delete(ctx);
}
Ejemplo n.º 12
0
int faft_context_interval_has_next(FAFTContext *ctx)
{
	return chewing_interval_hasNext(ctx);
}
Ejemplo n.º 13
0
void test_null()
{
    int ret;
    char *buf;
    const char *const_buf;
    int *key;
    unsigned short *phone;

    start_testcase(NULL, fd);

    chewing_Reset(NULL);        // shall not crash

    ret = chewing_set_KBType(NULL, 0);
    ok(ret == -1, "chewing_set_KBType() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_get_KBType(NULL);
    ok(ret == -1, "chewing_get_KBType() returns `%d' shall be `%d'", ret, -1);

    buf = chewing_get_KBString(NULL);
    ok(strcmp(buf, "") == 0, "chewing_get_KBString() returns `%s' shall be `%s'", buf, "");
    chewing_free(buf);

    chewing_delete(NULL);       // shall not crash

    chewing_free(NULL);         // shall not crash

    chewing_set_candPerPage(NULL, 0);   // shall not crash

    ret = chewing_get_candPerPage(NULL);
    ok(ret == -1, "chewing_get_candPerPage() returns `%d' shall be `%d'", ret, -1);

    chewing_set_maxChiSymbolLen(NULL, 0);       // shall not crash

    ret = chewing_get_maxChiSymbolLen(NULL);
    ok(ret == -1, "chewing_get_maxChiSymbolLen() returns `%d' shall be `%d'", ret, -1);

    chewing_set_selKey(NULL, NULL, 0);  // shall not crash

    key = chewing_get_selKey(NULL);
    ok(key == NULL, "chewing_get_selKey() returns NULL");
    chewing_free(key);

    chewing_set_addPhraseDirection(NULL, 0);    // shall not crash

    ret = chewing_get_addPhraseDirection(NULL);
    ok(ret == -1, "chewing_get_addPhraseDirection() returns `%d' shall be `%d'", ret, -1);

    chewing_set_spaceAsSelection(NULL, 0);      // shall not crash

    ret = chewing_get_spaceAsSelection(NULL);
    ok(ret == -1, "chewing_get_spaceAsSelection() returns `%d' shall be `%d'", ret, -1);

    chewing_set_escCleanAllBuf(NULL, 0);        // shall not crash

    ret = chewing_get_escCleanAllBuf(NULL);
    ok(ret == -1, "chewing_get_escCleanAllBuf() returns `%d' shall be `%d'", ret, -1);

    chewing_set_autoShiftCur(NULL, 0);  // shall not crash

    ret = chewing_get_autoShiftCur(NULL);
    ok(ret == -1, "chewing_get_autoShiftCur() returns `%d' shall be `%d'", ret, -1);

    chewing_set_easySymbolInput(NULL, 0);       // shall not crash

    ret = chewing_get_easySymbolInput(NULL);
    ok(ret == -1, "chewing_get_easySymbolInput() returns `%d' shall be `%d'", ret, -1);

    chewing_set_phraseChoiceRearward(NULL, 0);

    ret = chewing_get_phraseChoiceRearward(NULL);
    ok(ret == -1, "chewing_get_phraseChoiceRearward() returns `%d' shall be `%d'", ret, -1);

    chewing_set_ChiEngMode(NULL, 0);    // shall not crash

    ret = chewing_get_ChiEngMode(NULL);
    ok(ret == -1, "chewing_get_ChiEngMode() returns `%d' shall be `%d'", ret, -1);

    chewing_set_ShapeMode(NULL, 0);     // shall not crash

    ret = chewing_handle_Space(NULL);
    ok(ret == -1, "chewing_handle_Space() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Esc(NULL);
    ok(ret == -1, "chewing_handle_Esc() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Enter(NULL);
    ok(ret == -1, "chewing_handle_Enter() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Del(NULL);
    ok(ret == -1, "chewing_handle_Del() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Backspace(NULL);
    ok(ret == -1, "chewing_handle_Backspace() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Up(NULL);
    ok(ret == -1, "chewing_handle_Up() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Down(NULL);
    ok(ret == -1, "chewing_handle_Down() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_ShiftLeft(NULL);
    ok(ret == -1, "chewing_handle_ShiftLeft() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Left(NULL);
    ok(ret == -1, "chewing_handle_Left() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_ShiftRight(NULL);
    ok(ret == -1, "chewing_handle_ShiftRight() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Right(NULL);
    ok(ret == -1, "chewing_handle_Right() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Tab(NULL);
    ok(ret == -1, "chewing_handle_Tab() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_DblTab(NULL);
    ok(ret == -1, "chewing_handle_DblTab() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Capslock(NULL);
    ok(ret == -1, "chewing_handle_Capslock() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Home(NULL);
    ok(ret == -1, "chewing_handle_Home() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_PageUp(NULL);
    ok(ret == -1, "chewing_handle_PageUp() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_PageDown(NULL);
    ok(ret == -1, "chewing_handle_PageDown() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Default(NULL, 0);
    ok(ret == -1, "chewing_handle_Default() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_CtrlNum(NULL, 0);
    ok(ret == -1, "chewing_handle_CtrlNum() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_ShiftSpace(NULL);
    ok(ret == -1, "chewing_handle_ShiftSpace() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_handle_Numlock(NULL, 0);
    ok(ret == -1, "chewing_handle_Numlock() returns `%d' shall be `%d'", ret, -1);

    phone = chewing_get_phoneSeq(NULL);
    ok(phone == NULL, "chewing_get_phoneSeq() returns NULL");
    chewing_free(phone);

    ret = chewing_get_phoneSeqLen(NULL);
    ok(ret == -1, "chewing_get_phoneSeqLen() returns `%d' shall be `%d'", ret, -1);

    chewing_set_logger(NULL, NULL, NULL);

    ret = chewing_userphrase_enumerate(NULL);
    ok(ret == -1, "chewing_userphrase_enumerate() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_userphrase_has_next(NULL, NULL, NULL);
    ok(ret == 0, "chewing_userphrase_has_next() returns `%d' shall be `%d'", ret, 0);

    ret = chewing_userphrase_get(NULL, NULL, 0, NULL, 0);
    ok(ret == -1, "chewing_userphrase_get() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_userphrase_add(NULL, NULL, NULL);
    ok(ret == -1, "chewing_userphrase_add() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_userphrase_remove(NULL, NULL, NULL);
    ok(ret == -1, "chewing_userphrase_remove() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_userphrase_lookup(NULL, NULL, NULL);
    ok(ret == 0, "chewing_userphrase_lookup() returns `%d' shall be `%d'", ret, 0);

    ret = chewing_cand_open(NULL);
    ok(ret == -1, "chewing_cand_open() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_close(NULL);
    ok(ret == -1, "chewing_cand_open() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_choose_by_index(NULL, 0);
    ok(ret == -1, "chewing_cand_choose_by_index() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_list_first(NULL);
    ok(ret == -1, "chewing_cand_list_first() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_list_last(NULL);
    ok(ret == -1, "chewing_cand_list_last() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_list_has_next(NULL);
    ok(ret == 0, "chewing_cand_list_has_next() returns `%d' shall be `%d'", ret, 0);

    ret = chewing_cand_list_has_prev(NULL);
    ok(ret == 0, "chewing_cand_list_has_prev() returns `%d' shall be `%d'", ret, 0);

    ret = chewing_cand_list_next(NULL);
    ok(ret == -1, "chewing_cand_list_next() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_list_prev(NULL);
    ok(ret == -1, "chewing_cand_list_prev() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_commit_preedit_buf(NULL);
    ok(ret == -1, "chewing_commit_preedit_buf() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_clean_preedit_buf(NULL);
    ok(ret == -1, "chewing_clean_preedit_buf() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_clean_bopomofo_buf(NULL);
    ok(ret == -1, "chewing_clean_bopomofo_buf() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_commit_Check(NULL);
    ok(ret == -1, "chewing_commit_Check() returns `%d' shall be `%d'", ret, -1);

    buf = chewing_commit_String(NULL);
    ok(strcmp(buf, "") == 0, "chewing_commit_String() returns `%s' shall be `%s'", buf, "");
    chewing_free(buf);

    const_buf = chewing_commit_String_static(NULL);
    ok(strcmp(const_buf, "") == 0, "chewing_commit_String() returns `%s' shall be `%s'", const_buf, "");

    ret = chewing_buffer_Check(NULL);
    ok(ret == -1, "chewing_buffer_Check() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_buffer_Len(NULL);
    ok(ret == -1, "chewing_buffer_Len() returns `%d' shall be `%d'", ret, -1);

    buf = chewing_buffer_String(NULL);
    ok(strcmp(buf, "") == 0, "chewing_buffer_String() returns `%s' shall be `%s'", buf, "");
    chewing_free(buf);

    const_buf = chewing_buffer_String_static(NULL);
    ok(strcmp(const_buf, "") == 0, "chewing_buffer_String_static() returns `%s' shall be `%s'", const_buf, "");

    const_buf = chewing_bopomofo_String_static(NULL);
    ok(strcmp(const_buf, "") == 0, "chewing_bopomofo_String_static() returns `%s' shall be `%s'", const_buf, "");

BEGIN_IGNORE_DEPRECATIONS
    buf = chewing_zuin_String(NULL, NULL);
END_IGNORE_DEPRECATIONS
    ok(strcmp(buf, "") == 0, "chewing_zuin_String() returns `%s' shall be `%s'", buf, "");
    chewing_free(buf);

    ret = chewing_bopomofo_Check(NULL);
    ok(ret == -1, "chewing_bopomofo_Check() returns `%d' shall be `%d'", ret, -1);

BEGIN_IGNORE_DEPRECATIONS
    chewing_zuin_Check(NULL); // shall not crash
END_IGNORE_DEPRECATIONS

    ret = chewing_cursor_Current(NULL);
    ok(ret == -1, "chewing_cursor_Current() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_CheckDone(NULL);
    ok(ret == -1, "chewing_cand_CheckDone() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_TotalPage(NULL);
    ok(ret == -1, "chewing_cand_TotalPage() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_ChoicePerPage(NULL);
    ok(ret == -1, "chewing_cand_ChoicePerPage() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_TotalChoice(NULL);
    ok(ret == -1, "chewing_cand_TotalChoice() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_cand_CurrentPage(NULL);
    ok(ret == -1, "chewing_cand_CurrentPage() returns `%d' shall be `%d'", ret, -1);

    chewing_cand_Enumerate(NULL);       // shall not crash

    ret = chewing_cand_hasNext(NULL);
    ok(ret == -1, "chewing_cand_hasNext() returns `%d' shall be `%d'", ret, -1);

    const_buf = chewing_cand_String_static(NULL);
    ok(strcmp(const_buf, "") == 0, "chewing_cand_String_static() returns `%s' shall be `%s'", const_buf, "");

    buf = chewing_cand_String(NULL);
    ok(strcmp(buf, "") == 0, "chewing_cand_String() returns `%s' shall be `%s'", buf, "");
    chewing_free(buf);

    chewing_interval_Enumerate(NULL);   // shall not crash

    ret = chewing_interval_hasNext(NULL);
    ok(ret == -1, "chewing_interval_hasNext() returns `%d' shall be `%d'", ret, -1);

    chewing_interval_Get(NULL, NULL);   // shall not crash

    ret = chewing_aux_Check(NULL);
    ok(ret == -1, "chewing_aux_Check() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_aux_Length(NULL);
    ok(ret == -1, "chewing_aux_Length() returns `%d' shall be `%d'", ret, -1);

    const_buf = chewing_aux_String_static(NULL);
    ok(strcmp(const_buf, "") == 0, "chewing_aux_String_static() returns `%s' shall be `%s'", const_buf, "");

    buf = chewing_aux_String(NULL);
    ok(strcmp(buf, "") == 0, "chewing_aux_String() returns `%s' shall be `%s'", buf, "");
    chewing_free(buf);

    ret = chewing_keystroke_CheckIgnore(NULL);
    ok(ret == -1, "chewing_keystroke_CheckIgnore() returns `%d' shall be `%d'", ret, -1);

    ret = chewing_keystroke_CheckAbsorb(NULL);
    ok(ret == -1, "chewing_keystroke_CheckAbsorb() returns `%d' shall be `%d'", ret, -1);

    chewing_kbtype_Enumerate(NULL);     // shall not crash

    ret = chewing_kbtype_hasNext(NULL);
    ok(ret == -1, "chewing_kbtype_hasNext() returns `%d' shall be `%d'", ret, -1);

    const_buf = chewing_kbtype_String_static(NULL);
    ok(strcmp(const_buf, "") == 0, "chewing_kbtype_String_static() returns `%s' shall be `%s'", const_buf, "");

    buf = chewing_kbtype_String(NULL);
    ok(strcmp(buf, "") == 0, "chewing_kbtype_String() returns `%s' shall be `%s'", buf, "");
    chewing_free(buf);
}