1 files changed, 46 insertions, 0 deletions
diff --git a/src/lib-mail/test-message-id.c b/src/lib-mail/test-message-id.c
new file mode 100644
index 0000000..d5abf1f
--- /dev/null
+++ b/src/lib-mail/test-message-id.c
@@ -0,0 +1,46 @@
+/* Copyright (c) 2007-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "message-id.h"
+#include "test-common.h"
+
+static void test_message_id_get_next(void)
+{
+	const char *input[] = {
+		"<foo@bar>",
+		"<foo@bar>,skipped,<foo2@bar2>",
+		"(c) < (c) foo (c) @ (c) bar (c) > (c)",
+		"<\"foo 2\"@bar>"
+	};
+	const char *output[] = {
+		"foo@bar", NULL,
+		"foo@bar", "foo2@bar2", NULL,
+		"foo@bar", NULL,
+		"foo 2@bar", NULL
+	};
+	const char *msgid, *next_msgid;
+	unsigned int i, j;
+
+	test_begin("message id parser");
+	for (i = 0, j = 0; i < N_ELEMENTS(input); i++) {
+		msgid = input[i];
+		while ((next_msgid = message_id_get_next(&msgid)) != NULL) {
+			if (output[j] == NULL)
+				break;
+			test_assert(strcmp(output[j], next_msgid) == 0);
+			j++;
+		}
+		test_assert(output[j++] == NULL && next_msgid == NULL);
+	}
+	test_assert(j == N_ELEMENTS(output));
+	test_end();
+}
+
+int main(void)
+{
+	static void (*const test_functions[])(void) = {
+		test_message_id_get_next,
+		NULL
+	};
+	return test_run(test_functions);
+}