1 files changed, 128 insertions, 0 deletions
diff --git a/lib/tsan/tests/unit/tsan_suppressions_test.cc b/lib/tsan/tests/unit/tsan_suppressions_test.cc
new file mode 100644
index 000000000000..e1e0c12c004c
--- /dev/null
+++ b/lib/tsan/tests/unit/tsan_suppressions_test.cc
@@ -0,0 +1,128 @@
+//===-- tsan_suppressions_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_suppressions.h"
+#include "tsan_rtl.h"
+#include "gtest/gtest.h"
+
+#include <string.h>
+
+namespace __tsan {
+
+TEST(Suppressions, Parse) {
+  ScopedInRtl in_rtl;
+  Suppression *supp0 = SuppressionParse(
+    "race:foo\n"
+    " 	race:bar\n"  // NOLINT
+    "race:baz	 \n"  // NOLINT
+    "# a comment\n"
+    "race:quz\n"
+  );  // NOLINT
+  Suppression *supp = supp0;
+  EXPECT_EQ(supp->type, SuppressionRace);
+  EXPECT_EQ(0, strcmp(supp->templ, "quz"));
+  supp = supp->next;
+  EXPECT_EQ(supp->type, SuppressionRace);
+  EXPECT_EQ(0, strcmp(supp->templ, "baz"));
+  supp = supp->next;
+  EXPECT_EQ(supp->type, SuppressionRace);
+  EXPECT_EQ(0, strcmp(supp->templ, "bar"));
+  supp = supp->next;
+  EXPECT_EQ(supp->type, SuppressionRace);
+  EXPECT_EQ(0, strcmp(supp->templ, "foo"));
+  supp = supp->next;
+  EXPECT_EQ((Suppression*)0, supp);
+}
+
+TEST(Suppressions, Parse2) {
+  ScopedInRtl in_rtl;
+  Suppression *supp0 = SuppressionParse(
+    "  	# first line comment\n"  // NOLINT
+    " 	race:bar 	\n"  // NOLINT
+    "race:baz* *baz\n"
+    "# a comment\n"
+    "# last line comment\n"
+  );  // NOLINT
+  Suppression *supp = supp0;
+  EXPECT_EQ(supp->type, SuppressionRace);
+  EXPECT_EQ(0, strcmp(supp->templ, "baz* *baz"));
+  supp = supp->next;
+  EXPECT_EQ(supp->type, SuppressionRace);
+  EXPECT_EQ(0, strcmp(supp->templ, "bar"));
+  supp = supp->next;
+  EXPECT_EQ((Suppression*)0, supp);
+}
+
+TEST(Suppressions, Parse3) {
+  ScopedInRtl in_rtl;
+  Suppression *supp0 = SuppressionParse(
+    "# last suppression w/o line-feed\n"
+    "race:foo\n"
+    "race:bar"
+  );  // NOLINT
+  Suppression *supp = supp0;
+  EXPECT_EQ(supp->type, SuppressionRace);
+  EXPECT_EQ(0, strcmp(supp->templ, "bar"));
+  supp = supp->next;
+  EXPECT_EQ(supp->type, SuppressionRace);
+  EXPECT_EQ(0, strcmp(supp->templ, "foo"));
+  supp = supp->next;
+  EXPECT_EQ((Suppression*)0, supp);
+}
+
+TEST(Suppressions, ParseType) {
+  ScopedInRtl in_rtl;
+  Suppression *supp0 = SuppressionParse(
+    "race:foo\n"
+    "thread:bar\n"
+    "mutex:baz\n"
+    "signal:quz\n"
+  );  // NOLINT
+  Suppression *supp = supp0;
+  EXPECT_EQ(supp->type, SuppressionSignal);
+  EXPECT_EQ(0, strcmp(supp->templ, "quz"));
+  supp = supp->next;
+  EXPECT_EQ(supp->type, SuppressionMutex);
+  EXPECT_EQ(0, strcmp(supp->templ, "baz"));
+  supp = supp->next;
+  EXPECT_EQ(supp->type, SuppressionThread);
+  EXPECT_EQ(0, strcmp(supp->templ, "bar"));
+  supp = supp->next;
+  EXPECT_EQ(supp->type, SuppressionRace);
+  EXPECT_EQ(0, strcmp(supp->templ, "foo"));
+  supp = supp->next;
+  EXPECT_EQ((Suppression*)0, supp);
+}
+
+static bool MyMatch(const char *templ, const char *func) {
+  char tmp[1024];
+  strcpy(tmp, templ);  // NOLINT
+  return SuppressionMatch(tmp, func);
+}
+
+TEST(Suppressions, Match) {
+  EXPECT_TRUE(MyMatch("foobar", "foobar"));
+  EXPECT_TRUE(MyMatch("foobar", "prefix_foobar_postfix"));
+  EXPECT_TRUE(MyMatch("*foobar*", "prefix_foobar_postfix"));
+  EXPECT_TRUE(MyMatch("foo*bar", "foo_middle_bar"));
+  EXPECT_TRUE(MyMatch("foo*bar", "foobar"));
+  EXPECT_TRUE(MyMatch("foo*bar*baz", "foo_middle_bar_another_baz"));
+  EXPECT_TRUE(MyMatch("foo*bar*baz", "foo_middle_barbaz"));
+
+  EXPECT_FALSE(MyMatch("foo", "baz"));
+  EXPECT_FALSE(MyMatch("foobarbaz", "foobar"));
+  EXPECT_FALSE(MyMatch("foobarbaz", "barbaz"));
+  EXPECT_FALSE(MyMatch("foo*bar", "foobaz"));
+  EXPECT_FALSE(MyMatch("foo*bar", "foo_baz"));
+}
+
+}  // namespace __tsan