X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=tests%2Funit%2Ftest_utils_compat_pthread.cpp;fp=tests%2Funit%2Ftest_utils_compat_pthread.cpp;h=eb2b7b6ec2cf524947427bba6697d88d844812ed;hb=740da7d5000ca1ffdcf14bda5096bf7ccfb86bdd;hp=0000000000000000000000000000000000000000;hpb=02c3d2c2e3b27ab0bad1207c70465f84b649c816;p=lttng-tools.git

diff --git a/tests/unit/test_utils_compat_pthread.cpp b/tests/unit/test_utils_compat_pthread.cpp
new file mode 100644
index 000000000..eb2b7b6ec
--- /dev/null
+++ b/tests/unit/test_utils_compat_pthread.cpp
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2020 Michael Jeanson <mjeanson@efficios.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-only
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include "common/compat/pthread.h"
+
+#include <tap/tap.h>
+
+#define TEST_NAME_PROPER_LEN 16
+
+int main(int argc, char **argv)
+{
+	int ret;
+	char name1[TEST_NAME_PROPER_LEN];
+	char name2[TEST_NAME_PROPER_LEN];
+	char too_long_name[] = "thisnameistoolong";
+	char short_name[] = "labatt50";
+	char long_name[] = "procrastinating";
+
+	plan_tests(10);
+
+	/* Get the initial thread name */
+	ret = lttng_pthread_getname_np(name1, TEST_NAME_PROPER_LEN);
+	ok(ret == 0, "Get the thread name: '%s'", name1);
+
+	/* Set a thread name of more than 16 bytes, should fail */
+	ret = lttng_pthread_setname_np(too_long_name);
+	ok(ret == ERANGE, "Set a too long thread name: '%s'", too_long_name);
+
+	/* Get the thread name again, shouldn't have changed */
+	ret = lttng_pthread_getname_np(name2, TEST_NAME_PROPER_LEN);
+	ok(ret == 0, "Get the thread name: '%s'", name2);
+	ok(strcmp(name1, name2) == 0, "Compare the initial thread name: '%s' == '%s'", name1, name2);
+
+	/* Set a thread name of less than 16 bytes */
+	ret = lttng_pthread_setname_np(short_name);
+	ok(ret == 0, "Set a short thread name: '%s'", short_name);
+
+	/* Get the thread name again, should be the one we set */
+	ret = lttng_pthread_getname_np(name1, TEST_NAME_PROPER_LEN);
+	ok(ret == 0, "Get a short thread name: '%s'", name1);
+	ok(strcmp(short_name, name1) == 0, "Compare the short thread name: '%s' == '%s'", short_name, name1);
+
+
+	/* Set a thread name of 16 bytes */
+	ret = lttng_pthread_setname_np(long_name);
+	ok(ret == 0, "Set a long thread name: '%s'", long_name);
+
+	/* Get the thread name again, should be the one we set */
+	ret = lttng_pthread_getname_np(name1, TEST_NAME_PROPER_LEN);
+	ok(ret == 0, "Get a long thread name: '%s'", name1);
+	ok(strncmp(long_name, name1, TEST_NAME_PROPER_LEN - 1) == 0, "Compare the long thread name: '%s' == '%s'", long_name, name1);
+
+	return exit_status();
+}