1 files changed, 52 insertions, 0 deletions
diff --git a/src/mm-test-utils.h b/src/mm-test-utils.h
new file mode 100644
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--- /dev/null
+++ b/src/mm-test-utils.h
@@ -0,0 +1,52 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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:
+ *
+ * Copyright (C) 2025 Dan Williams <dan@ioncontrol.co>
+ */
+
+#ifndef MM_TEST_UTILS_H
+#define MM_TEST_UTILS_H
+
+#include <glib.h>
+#include <glib-object.h>
+
+/*****************************************************************************/
+
+/* cmp = TRUE (s1 contains s2) or FALSE (s1 does not contain s2) */
+#define mm_assert_strstr(s1, cmp, s2) \
+    G_STMT_START { \
+        const char *__s1 = (s1), *__s2 = (s2); \
+        if (strstr (__s1, __s2) == cmp) ; else \
+            g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
+                                        #s1 " %s " #s2, \
+                                        __s1, \
+                                        cmp ? "contains" : "does not contain", \
+                                        __s2); \
+    } G_STMT_END
+
+/* Asserts that err's message contains s1 */
+#define mm_assert_error_str(err, s1) \
+    G_STMT_START { \
+        if (!err || !err->message || !strstr (err->message, s1)) { \
+            GString *gstring; \
+            gstring = g_string_new ("assertion failed "); \
+            if (err) \
+                g_string_append_printf (gstring, "%s (%s, %d) did not contain '%s'", \
+                    err->message, g_quark_to_string (err->domain), err->code, s1); \
+            else \
+                g_string_append_printf (gstring, "%s is NULL", #err); \
+            g_assertion_message (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, gstring->str); \
+            g_string_free (gstring, TRUE); \
+        } \
+    } G_STMT_END
+
+#endif /* MM_TEST_UTILS_H */