testsuite: Add some basic tests for loading PDs.

[libsigrokdecode.git] / tests / check_decoder.c

diff --git a/tests/check_decoder.c b/tests/check_decoder.c
new file mode 100644 (file)
index 0000000..1ad370a
--- /dev/null
+++ b/tests/check_decoder.c
@@ -0,0 +1,95 @@
+/*
+ * This file is part of the libsigrokdecode project.
+ *
+ * Copyright (C) 2013 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include "../libsigrokdecode.h" /* First, to avoid compiler warning. */
+#include <stdlib.h>
+#include <check.h>
+
+/*
+ * Check whether srd_decoder_load_all() works.
+ * If it returns != SRD_OK (or segfaults) this test will fail.
+ */
+START_TEST(test_load_all)
+{
+       int ret;
+
+       srd_init(NULL);
+       ret = srd_decoder_load_all();
+       fail_unless(ret == SRD_OK, "srd_decoder_load_all() failed: %d.", ret);
+       srd_exit();
+}
+END_TEST
+
+/*
+ * Check whether srd_decoder_load() works.
+ * If it returns != SRD_OK (or segfaults) this test will fail.
+ */
+START_TEST(test_load)
+{
+       int ret;
+
+       srd_init(NULL);
+       ret = srd_decoder_load("uart");
+       fail_unless(ret == SRD_OK, "srd_decoder_load(uart) failed: %d.", ret);
+       ret = srd_decoder_load("spi");
+       fail_unless(ret == SRD_OK, "srd_decoder_load(spi) failed: %d.", ret);
+       ret = srd_decoder_load("usb_signalling");
+       fail_unless(ret == SRD_OK, "srd_decoder_load(usb_signalling) failed: %d.", ret);
+       srd_exit();
+}
+END_TEST
+
+/*
+ * Check whether srd_decoder_load() fails for non-existing or bogus PDs.
+ * If it returns SRD_OK (or segfaults) this test will fail.
+ */
+START_TEST(test_load_bogus)
+{
+       srd_init(NULL);
+       fail_unless(srd_decoder_load(NULL) != SRD_OK);
+       fail_unless(srd_decoder_load("") != SRD_OK);
+       fail_unless(srd_decoder_load(" ") != SRD_OK);
+       fail_unless(srd_decoder_load("nonexisting") != SRD_OK);
+       fail_unless(srd_decoder_load("UART") != SRD_OK);
+       fail_unless(srd_decoder_load("UaRt") != SRD_OK);
+       fail_unless(srd_decoder_load("u a r t") != SRD_OK);
+       fail_unless(srd_decoder_load("uart ") != SRD_OK);
+       fail_unless(srd_decoder_load(" uart") != SRD_OK);
+       fail_unless(srd_decoder_load(" uart ") != SRD_OK);
+       fail_unless(srd_decoder_load("uart spi") != SRD_OK);
+       srd_exit();
+}
+END_TEST
+
+Suite *suite_decoder(void)
+{
+       Suite *s;
+       TCase *tc;
+
+       s = suite_create("decoder");
+
+       tc = tcase_create("load");
+       tcase_add_test(tc, test_load_all);
+       tcase_add_test(tc, test_load);
+       tcase_add_test(tc, test_load_bogus);
+       suite_add_tcase(s, tc);
+
+       return s;
+}