1 files changed, 152 insertions, 0 deletions
diff --git a/lib/sanitizer_common/tests/sanitizer_suppressions_test.cc b/lib/sanitizer_common/tests/sanitizer_suppressions_test.cc
new file mode 100644
index 000000000000..ea8741d4f01a
--- /dev/null
+++ b/lib/sanitizer_common/tests/sanitizer_suppressions_test.cc
@@ -0,0 +1,152 @@
+//===-- sanitizer_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/AddressSanitizer runtime.
+//
+//===----------------------------------------------------------------------===//
+#include "sanitizer_common/sanitizer_suppressions.h"
+#include "gtest/gtest.h"
+
+#include <string.h>
+
+namespace __sanitizer {
+
+static bool MyMatch(const char *templ, const char *func) {
+  char tmp[1024];
+  strcpy(tmp, templ);  // NOLINT
+  return TemplateMatch(tmp, func);
+}
+
+TEST(Suppressions, Match) {
+  EXPECT_TRUE(MyMatch("foobar$", "foobar"));
+
+  EXPECT_TRUE(MyMatch("foobar", "foobar"));
+  EXPECT_TRUE(MyMatch("*foobar*", "foobar"));
+  EXPECT_TRUE(MyMatch("foobar", "prefix_foobar_postfix"));
+  EXPECT_TRUE(MyMatch("*foobar*", "prefix_foobar_postfix"));
+  EXPECT_TRUE(MyMatch("foo*bar", "foo_middle_bar"));
+  EXPECT_TRUE(MyMatch("foo*bar", "foobar"));
+  EXPECT_TRUE(MyMatch("foo*bar*baz", "foo_middle_bar_another_baz"));
+  EXPECT_TRUE(MyMatch("foo*bar*baz", "foo_middle_barbaz"));
+  EXPECT_TRUE(MyMatch("^foobar", "foobar"));
+  EXPECT_TRUE(MyMatch("^foobar", "foobar_postfix"));
+  EXPECT_TRUE(MyMatch("^*foobar", "foobar"));
+  EXPECT_TRUE(MyMatch("^*foobar", "prefix_foobar"));
+  EXPECT_TRUE(MyMatch("foobar$", "foobar"));
+  EXPECT_TRUE(MyMatch("foobar$", "prefix_foobar"));
+  EXPECT_TRUE(MyMatch("*foobar*$", "foobar"));
+  EXPECT_TRUE(MyMatch("*foobar*$", "foobar_postfix"));
+  EXPECT_TRUE(MyMatch("^foobar$", "foobar"));
+
+  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"));
+  EXPECT_FALSE(MyMatch("^foobar", "prefix_foobar"));
+  EXPECT_FALSE(MyMatch("foobar$", "foobar_postfix"));
+  EXPECT_FALSE(MyMatch("^foobar$", "prefix_foobar"));
+  EXPECT_FALSE(MyMatch("^foobar$", "foobar_postfix"));
+  EXPECT_FALSE(MyMatch("foo^bar", "foobar"));
+  EXPECT_FALSE(MyMatch("foo$bar", "foobar"));
+  EXPECT_FALSE(MyMatch("foo$^bar", "foobar"));
+}
+
+TEST(Suppressions, TypeStrings) {
+  CHECK(!internal_strcmp(SuppressionTypeString(SuppressionNone), "none"));
+  CHECK(!internal_strcmp(SuppressionTypeString(SuppressionRace), "race"));
+  CHECK(!internal_strcmp(SuppressionTypeString(SuppressionMutex), "mutex"));
+  CHECK(!internal_strcmp(SuppressionTypeString(SuppressionThread), "thread"));
+  CHECK(!internal_strcmp(SuppressionTypeString(SuppressionSignal), "signal"));
+  CHECK(!internal_strcmp(SuppressionTypeString(SuppressionLeak), "leak"));
+  CHECK(!internal_strcmp(SuppressionTypeString(SuppressionLib),
+      "called_from_lib"));
+  // Ensure this test is up-to-date when suppression types are added.
+  CHECK_EQ(SuppressionTypeCount, 7);
+}
+
+class SuppressionContextTest : public ::testing::Test {
+ public:
+  virtual void SetUp() { ctx_ = new(placeholder_) SuppressionContext; }
+  virtual void TearDown() { ctx_->~SuppressionContext(); }
+
+ protected:
+  InternalMmapVector<Suppression> *Suppressions() {
+    return &ctx_->suppressions_;
+  }
+  SuppressionContext *ctx_;
+  ALIGNED(64) char placeholder_[sizeof(SuppressionContext)];
+};
+
+TEST_F(SuppressionContextTest, Parse) {
+  ctx_->Parse(
+    "race:foo\n"
+    " 	race:bar\n"  // NOLINT
+    "race:baz	 \n"  // NOLINT
+    "# a comment\n"
+    "race:quz\n"
+  );  // NOLINT
+  EXPECT_EQ((unsigned)4, ctx_->SuppressionCount());
+  EXPECT_EQ((*Suppressions())[3].type, SuppressionRace);
+  EXPECT_EQ(0, strcmp((*Suppressions())[3].templ, "quz"));
+  EXPECT_EQ((*Suppressions())[2].type, SuppressionRace);
+  EXPECT_EQ(0, strcmp((*Suppressions())[2].templ, "baz"));
+  EXPECT_EQ((*Suppressions())[1].type, SuppressionRace);
+  EXPECT_EQ(0, strcmp((*Suppressions())[1].templ, "bar"));
+  EXPECT_EQ((*Suppressions())[0].type, SuppressionRace);
+  EXPECT_EQ(0, strcmp((*Suppressions())[0].templ, "foo"));
+}
+
+TEST_F(SuppressionContextTest, Parse2) {
+  ctx_->Parse(
+    "  	# first line comment\n"  // NOLINT
+    " 	race:bar 	\n"  // NOLINT
+    "race:baz* *baz\n"
+    "# a comment\n"
+    "# last line comment\n"
+  );  // NOLINT
+  EXPECT_EQ((unsigned)2, ctx_->SuppressionCount());
+  EXPECT_EQ((*Suppressions())[1].type, SuppressionRace);
+  EXPECT_EQ(0, strcmp((*Suppressions())[1].templ, "baz* *baz"));
+  EXPECT_EQ((*Suppressions())[0].type, SuppressionRace);
+  EXPECT_EQ(0, strcmp((*Suppressions())[0].templ, "bar"));
+}
+
+TEST_F(SuppressionContextTest, Parse3) {
+  ctx_->Parse(
+    "# last suppression w/o line-feed\n"
+    "race:foo\n"
+    "race:bar"
+  );  // NOLINT
+  EXPECT_EQ((unsigned)2, ctx_->SuppressionCount());
+  EXPECT_EQ((*Suppressions())[1].type, SuppressionRace);
+  EXPECT_EQ(0, strcmp((*Suppressions())[1].templ, "bar"));
+  EXPECT_EQ((*Suppressions())[0].type, SuppressionRace);
+  EXPECT_EQ(0, strcmp((*Suppressions())[0].templ, "foo"));
+}
+
+TEST_F(SuppressionContextTest, ParseType) {
+  ctx_->Parse(
+    "race:foo\n"
+    "thread:bar\n"
+    "mutex:baz\n"
+    "signal:quz\n"
+  );  // NOLINT
+  EXPECT_EQ((unsigned)4, ctx_->SuppressionCount());
+  EXPECT_EQ((*Suppressions())[3].type, SuppressionSignal);
+  EXPECT_EQ(0, strcmp((*Suppressions())[3].templ, "quz"));
+  EXPECT_EQ((*Suppressions())[2].type, SuppressionMutex);
+  EXPECT_EQ(0, strcmp((*Suppressions())[2].templ, "baz"));
+  EXPECT_EQ((*Suppressions())[1].type, SuppressionThread);
+  EXPECT_EQ(0, strcmp((*Suppressions())[1].templ, "bar"));
+  EXPECT_EQ((*Suppressions())[0].type, SuppressionRace);
+  EXPECT_EQ(0, strcmp((*Suppressions())[0].templ, "foo"));
+}
+
+}  // namespace __sanitizer