1 files changed, 38 insertions, 0 deletions
diff --git a/lib/tsan/tests/unit/tsan_flags_test.cc b/lib/tsan/tests/unit/tsan_flags_test.cc
new file mode 100644
index 000000000000..ffb9c55b605f
--- /dev/null
+++ b/lib/tsan/tests/unit/tsan_flags_test.cc
@@ -0,0 +1,38 @@
+//===-- tsan_flags_test.cc ------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of ThreadSanitizer (TSan), a race detector.
+//
+//===----------------------------------------------------------------------===//
+#include "tsan_flags.h"
+#include "tsan_rtl.h"
+#include "gtest/gtest.h"
+
+namespace __tsan {
+
+TEST(Flags, Basic) {
+  ScopedInRtl in_rtl;
+  // At least should not crash.
+  Flags f;
+  InitializeFlags(&f, 0);
+  InitializeFlags(&f, "");
+}
+
+TEST(Flags, DefaultValues) {
+  ScopedInRtl in_rtl;
+  Flags f;
+
+  f.enable_annotations = false;
+  f.exitcode = -11;
+  InitializeFlags(&f, "");
+  EXPECT_EQ(66, f.exitcode);
+  EXPECT_EQ(true, f.enable_annotations);
+}
+
+}  // namespace __tsan