Add tests for asserting pointers with message

Signed-off-by: Friedrich Schwedler <fschwedler@emlix.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>

tests/CMakeLists.txt

@@ -38,6 +38,8 @@ set(CMOCKA_TESTS
     test_assert_memory_fail
     test_assert_ptr
     test_assert_ptr_fail
+    test_assert_ptr_msg
+    test_assert_ptr_msg_fail
     test_assert_u_int
     test_assert_u_int_fail
     test_assert_range
@@ -139,6 +141,13 @@ set_tests_properties(
         "\\[  FAILED  \\] ptr_tests: 4 test"
 )
 
+set_tests_properties(
+    test_assert_ptr_msg_fail
+        PROPERTIES
+        PASS_REGULAR_EXPRESSION
+        "\\[  FAILED  \\] ptr_msg_tests: 4 test"
+)
+
 set_tests_properties(
     test_assert_u_int_fail
         PROPERTIES

tests/test_assert_ptr_msg.c

@@ -0,0 +1,47 @@
+#include "config.h"
+
+#include <setjmp.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <cmocka.h>
+
+static void test_ptr_equal_msg(void **state)
+{
+    (void)state; /* unused */
+    const char *my_pointer = "wurst";
+    assert_ptr_equal_msg(my_pointer, my_pointer, "my_pointer should be equal to itself");
+}
+
+static void test_ptr_not_equal_msg(void **state)
+{
+    (void)state; /* unused */
+    assert_ptr_not_equal_msg("wurst", "brot", "\"wurst\" should be a different pointer then \"brot\"");
+}
+
+static void test_null_msg(void **state)
+{
+    (void)state; /* unused */
+    void *my_pointer = NULL;
+    assert_null_msg(my_pointer, "my_pointer should be a NULL pointer");
+}
+
+static void test_non_null_msg(void **state)
+{
+    (void)state; /* unused */
+    const char *my_pointer = "hello world";
+    assert_non_null_msg(my_pointer, "my_pointer should not be a NULL pointer");
+}
+
+int main(void)
+{
+    const struct CMUnitTest ptr_msg_tests[] = {
+        cmocka_unit_test(test_ptr_equal_msg),
+        cmocka_unit_test(test_ptr_not_equal_msg),
+        cmocka_unit_test(test_null_msg),
+        cmocka_unit_test(test_non_null_msg),
+    };
+
+    return cmocka_run_group_tests(ptr_msg_tests, NULL, NULL);
+}

tests/test_assert_ptr_msg_fail.c

@@ -0,0 +1,47 @@
+#include "config.h"
+
+#include <setjmp.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <cmocka.h>
+
+static void test_ptr_equal_msg_fail(void **state)
+{
+    (void)state; /* unused */
+    const char *my_pointer = "wurst";
+    assert_ptr_equal_msg(my_pointer, my_pointer + 1, "my_pointer should be equal to itself plus one");
+}
+
+static void test_ptr_not_equal_msg_fail(void **state)
+{
+    (void)state; /* unused */
+    const char *my_pointer = "wurst";
+    assert_ptr_not_equal_msg(my_pointer, my_pointer, "my_pointer should not be equal to itself");
+}
+
+static void test_null_msg_fail(void **state)
+{
+    (void)state; /* unused */
+    assert_null_msg("wurst", "\"wurst\" should be a NULL pointer");
+}
+
+static void test_non_null_msg_fail(void **state)
+{
+    (void)state; /* unused */
+    const char *my_pointer = NULL;
+    assert_non_null_msg(my_pointer, "my_pointer should not be a NULL pointer");
+}
+
+int main(void)
+{
+    const struct CMUnitTest ptr_msg_tests[] = {
+        cmocka_unit_test(test_ptr_equal_msg_fail),
+        cmocka_unit_test(test_ptr_not_equal_msg_fail),
+        cmocka_unit_test(test_null_msg_fail),
+        cmocka_unit_test(test_non_null_msg_fail),
+    };
+
+    return cmocka_run_group_tests(ptr_msg_tests, NULL, NULL);
+}