From 86bacdb2bd67597be06fc12a693cd04de1068046 Mon Sep 17 00:00:00 2001
From: Alessio Chiapperini <alessio.chiapperini@nullbuffer.com>
Date: Tue, 23 Jul 2024 16:52:40 +0200
Subject: [PATCH] Add function for printing the list of tests

---
 src/harness.c      | 29 +++++++++++++++++++++++++++++
 src/harness.h      |  7 +++++++
 src/harness_demo.c |  3 +++
 3 files changed, 39 insertions(+)

diff --git a/src/harness.c b/src/harness.c
index 4b89f6a..eda8da2 100644
--- a/src/harness.c
+++ b/src/harness.c
@@ -95,6 +95,35 @@ harness_add_suite(char *test_suite, struct harness_test *tests) {
 	return (res);
 }
 
+void
+harness_list_tests(char *test_suite)
+{
+	int s;
+
+	if (test_suite != NULL) {
+		for (s = 0; s < cfg->nsuites; s++) {
+			if (!strcmp(test_suites[s].suite_name, test_suite)) {
+				break;
+			}
+		}
+		(void)fprintf(stdout, "%s\n", test_suite);
+
+		for (int t = 0; t < test_suites[s].ntests; t++) {
+			(void)fprintf(stdout, "  %s\n",
+			    test_suites[s].tests[t].test_name);
+		}
+	} else {
+		for (s = 0; s < cfg->nsuites; s++) {
+			(void)fprintf(stdout, "%s\n",
+			    test_suites[s].suite_name);
+			for (int t = 0; t < test_suites[s].ntests; t++) {
+				(void)fprintf(stdout, "  %s\n",
+				    test_suites[s].tests[t].test_name);
+			}
+		}
+	}
+}
+
 int
 harness_run(void *user_data)
 {
diff --git a/src/harness.h b/src/harness.h
index ef8940c..e5b3260 100644
--- a/src/harness.h
+++ b/src/harness.h
@@ -269,6 +269,13 @@ int harness_add_test(char *test_suite, char *test_name, test_function *test,
 int harness_add_suite(char *test_suite, struct harness_test *tests);
 
 /**
+ * Print the tests belonging to @p test_suite. If NULL is passed, all the tests
+ * will be printed
+ * @param[in] test_suite From which testsuite to print the test names
+ */
+void harness_list_tests(char *test_suite);
+
+/**
  * Run the entire test harness
  * @param[in] user_data pointer to any user specified data to use inside the
  * runner
diff --git a/src/harness_demo.c b/src/harness_demo.c
index c86de48..f13e9c1 100644
--- a/src/harness_demo.c
+++ b/src/harness_demo.c
@@ -307,6 +307,9 @@ main(int argc, char *argv[])
 	harness_add_test("example_suite", "test_pass", test_pass, NULL, NULL,
 	    NULL);
 
+
+	harness_list_tests(NULL);
+
 	ret = harness_run(NULL);
 	harness_destroy(&cfg);
 
-- 
2.11.4.GIT