diff options
| -rw-r--r-- | tests/check_decoder.c | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/tests/check_decoder.c b/tests/check_decoder.c index 1ad370a..0b46348 100644 --- a/tests/check_decoder.c +++ b/tests/check_decoder.c @@ -22,6 +22,16 @@ #include <stdlib.h> #include <check.h> +static void setup(void) +{ + /* Silence libsigrokdecode while the unit tests run. */ + srd_log_loglevel_set(SRD_LOG_NONE); +} + +static void teardown(void) +{ +} + /* * Check whether srd_decoder_load_all() works. * If it returns != SRD_OK (or segfaults) this test will fail. @@ -38,6 +48,20 @@ START_TEST(test_load_all) END_TEST /* + * Check whether srd_decoder_load_all() fails without prior srd_init(). + * If it returns != SRD_OK (or segfaults) this test will fail. + * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=178 + */ +START_TEST(test_load_all_no_init) +{ + int ret; + + ret = srd_decoder_load_all(); + fail_unless(ret == SRD_OK, "srd_decoder_load_all() failed: %d.", ret); +} +END_TEST + +/* * Check whether srd_decoder_load() works. * If it returns != SRD_OK (or segfaults) this test will fail. */ @@ -63,6 +87,7 @@ END_TEST START_TEST(test_load_bogus) { srd_init(NULL); + /* http://sigrok.org/bugzilla/show_bug.cgi?id=176 */ fail_unless(srd_decoder_load(NULL) != SRD_OK); fail_unless(srd_decoder_load("") != SRD_OK); fail_unless(srd_decoder_load(" ") != SRD_OK); @@ -78,6 +103,233 @@ START_TEST(test_load_bogus) } END_TEST +/* + * Check whether srd_decoder_load() works/fails for valid/bogus PDs. + * If it returns incorrect values (or segfaults) this test will fail. + */ +START_TEST(test_load_valid_and_bogus) +{ + srd_init(NULL); + fail_unless(srd_decoder_load("") != SRD_OK); + fail_unless(srd_decoder_load("uart") == SRD_OK); + fail_unless(srd_decoder_load("") != SRD_OK); + fail_unless(srd_decoder_load("spi") == SRD_OK); + fail_unless(srd_decoder_load("") != SRD_OK); + fail_unless(srd_decoder_load("can") == SRD_OK); + fail_unless(srd_decoder_load("") != SRD_OK); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_load() fails when run multiple times. + * If it returns a value != SRD_OK (or segfaults) this test will fail. + * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=177 + */ +START_TEST(test_load_multiple) +{ + int ret; + + srd_init(NULL); + srd_log_loglevel_set(SRD_LOG_SPEW); + ret = srd_decoder_load("uart"); + fail_unless(ret == SRD_OK, "Loading uart PD 1x failed: %d", ret); + ret = srd_decoder_load("uart"); + fail_unless(ret == SRD_OK, "Loading uart PD 2x failed: %d", ret); + ret = srd_decoder_load("uart"); + fail_unless(ret == SRD_OK, "Loading uart PD 3x failed: %d", ret); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_load() fails if a non-existing PD dir is used. + * If it returns SRD_OK (or segfaults) this test will fail. + */ +START_TEST(test_load_nonexisting_pd_dir) +{ +#if 0 + /* TODO: Build libsigrokdecode with no default PD dir. */ + srd_init("/nonexisting_dir"); + fail_unless(srd_decoder_load("spi") != SRD_OK); + fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 0); + srd_exit(); +#endif +} +END_TEST + +/* + * Check whether srd_decoder_list() returns a non-empty list. + * If it returns an empty list (or segfaults) this test will fail. + */ +START_TEST(test_decoder_list) +{ + srd_init(NULL); + srd_decoder_load_all(); + fail_unless(srd_decoder_list() != NULL); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_list() without prior srd_decoder_load_all() + * returns an empty list (return value != NULL). + * If it returns a non-empty list (or segfaults) this test will fail. + */ +START_TEST(test_decoder_list_no_load) +{ + srd_init(NULL); + fail_unless(srd_decoder_list() == NULL); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_list() without prior srd_init() + * returns an empty list. + * If it returns a non-empty list (or segfaults) this test will fail. + * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=178 + */ +START_TEST(test_decoder_list_no_init) +{ + srd_decoder_load_all(); + fail_unless(srd_decoder_list() == NULL); +} +END_TEST + +/* + * Check whether srd_decoder_list() without prior srd_init() and without + * prior srd_decoder_load_all() returns an empty list. + * If it returns a non-empty list (or segfaults) this test will fail. + */ +START_TEST(test_decoder_list_no_init_no_load) +{ + fail_unless(srd_decoder_list() == NULL); +} +END_TEST + +/* + * Check whether srd_decoder_list() returns the correct number of PDs. + * If it returns a wrong number (or segfaults) this test will fail. + */ +START_TEST(test_decoder_list_correct_numbers) +{ + srd_init(NULL); + fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 0); + srd_decoder_load("spi"); + fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 1); + srd_decoder_load("uart"); + fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 2); + srd_decoder_load("can"); + fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 3); + srd_decoder_load("can"); /* Load same PD twice. */ + fail_unless(g_slist_length((GSList *)srd_decoder_list()) == 3); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_get_by_id() works. + * If it returns NULL for valid PDs (or segfaults) this test will fail. + */ +START_TEST(test_get_by_id) +{ + srd_init(NULL); + srd_decoder_load("uart"); + fail_unless(srd_decoder_get_by_id("uart") != NULL); + fail_unless(srd_decoder_get_by_id("can") == NULL); + srd_decoder_load("can"); + fail_unless(srd_decoder_get_by_id("uart") != NULL); + fail_unless(srd_decoder_get_by_id("can") != NULL); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_get_by_id() works multiple times in a row. + * If it returns NULL for valid PDs (or segfaults) this test will fail. + */ +START_TEST(test_get_by_id_multiple) +{ + srd_init(NULL); + srd_decoder_load("uart"); + fail_unless(srd_decoder_get_by_id("uart") != NULL); + fail_unless(srd_decoder_get_by_id("uart") != NULL); + fail_unless(srd_decoder_get_by_id("uart") != NULL); + fail_unless(srd_decoder_get_by_id("uart") != NULL); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_get_by_id() fails for bogus PDs. + * If it returns a value != NULL (or segfaults) this test will fail. + */ +START_TEST(test_get_by_id_bogus) +{ + srd_init(NULL); + fail_unless(srd_decoder_get_by_id(NULL) == NULL); + fail_unless(srd_decoder_get_by_id("") == NULL); + fail_unless(srd_decoder_get_by_id(" ") == NULL); + fail_unless(srd_decoder_get_by_id("nonexisting") == NULL); + fail_unless(srd_decoder_get_by_id("sPi") == NULL); + fail_unless(srd_decoder_get_by_id("SPI") == NULL); + fail_unless(srd_decoder_get_by_id("s p i") == NULL); + fail_unless(srd_decoder_get_by_id(" spi") == NULL); + fail_unless(srd_decoder_get_by_id("spi ") == NULL); + fail_unless(srd_decoder_get_by_id(" spi ") == NULL); + fail_unless(srd_decoder_get_by_id("spi uart") == NULL); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_doc_get() works. + * If it returns NULL for valid PDs (or segfaults) this test will fail. + */ +START_TEST(test_doc_get) +{ + struct srd_decoder *dec; + + srd_init(NULL); + srd_decoder_load("uart"); + dec = srd_decoder_get_by_id("uart"); + fail_unless(srd_decoder_doc_get(dec) != NULL); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_doc_get() fails with NULL as argument. + * If it returns a value != NULL (or segfaults) this test will fail. + * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=179 + */ +START_TEST(test_doc_get_null) +{ + srd_init(NULL); + fail_unless(srd_decoder_doc_get(NULL) != NULL); + srd_exit(); +} +END_TEST + +/* + * Check whether srd_decoder_doc_get() fails with an "empty" argument. + * If it returns a value != NULL (or segfaults) this test will fail. + * See also: http://sigrok.org/bugzilla/show_bug.cgi?id=180 + */ +START_TEST(test_doc_get_empty) +{ + struct srd_decoder dec; + + srd_init(NULL); + + memset(&dec, 0, sizeof(struct srd_decoder)); + fail_unless(srd_decoder_doc_get(&dec) == NULL); + + srd_exit(); +} +END_TEST + Suite *suite_decoder(void) { Suite *s; @@ -86,9 +338,35 @@ Suite *suite_decoder(void) s = suite_create("decoder"); tc = tcase_create("load"); + tcase_add_checked_fixture(tc, setup, teardown); tcase_add_test(tc, test_load_all); + tcase_add_test(tc, test_load_all_no_init); tcase_add_test(tc, test_load); tcase_add_test(tc, test_load_bogus); + tcase_add_test(tc, test_load_valid_and_bogus); + tcase_add_test(tc, test_load_multiple); + tcase_add_test(tc, test_load_nonexisting_pd_dir); + suite_add_tcase(s, tc); + + tc = tcase_create("list"); + tcase_add_checked_fixture(tc, setup, teardown); + tcase_add_test(tc, test_decoder_list); + tcase_add_test(tc, test_decoder_list_no_load); + tcase_add_test(tc, test_decoder_list_no_init); + tcase_add_test(tc, test_decoder_list_no_init_no_load); + tcase_add_test(tc, test_decoder_list_correct_numbers); + suite_add_tcase(s, tc); + + tc = tcase_create("get_by_id"); + tcase_add_test(tc, test_get_by_id); + tcase_add_test(tc, test_get_by_id_multiple); + tcase_add_test(tc, test_get_by_id_bogus); + suite_add_tcase(s, tc); + + tc = tcase_create("doc_get"); + tcase_add_test(tc, test_doc_get); + tcase_add_test(tc, test_doc_get_null); + tcase_add_test(tc, test_doc_get_empty); suite_add_tcase(s, tc); return s; |