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-rw-r--r--tools/perf/tests/util.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/tools/perf/tests/util.c b/tools/perf/tests/util.c
new file mode 100644
index 0000000000..6366db5cbf
--- /dev/null
+++ b/tools/perf/tests/util.c
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "tests.h"
+#include "util/debug.h"
+
+#include <linux/compiler.h>
+#include <stdlib.h>
+#include <string2.h>
+
+static int test_strreplace(char needle, const char *haystack,
+ const char *replace, const char *expected)
+{
+ char *new = strreplace_chars(needle, haystack, replace);
+ int ret = strcmp(new, expected);
+
+ free(new);
+ return ret == 0;
+}
+
+static int test__util(struct test_suite *t __maybe_unused, int subtest __maybe_unused)
+{
+ TEST_ASSERT_VAL("empty string", test_strreplace(' ', "", "123", ""));
+ TEST_ASSERT_VAL("no match", test_strreplace('5', "123", "4", "123"));
+ TEST_ASSERT_VAL("replace 1", test_strreplace('3', "123", "4", "124"));
+ TEST_ASSERT_VAL("replace 2", test_strreplace('a', "abcabc", "ef", "efbcefbc"));
+ TEST_ASSERT_VAL("replace long", test_strreplace('a', "abcabc", "longlong",
+ "longlongbclonglongbc"));
+
+ return 0;
+}
+
+DEFINE_SUITE("util", util);