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//===-- sanitizer_suppressions_test.cpp -----------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// 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];
snprintf(tmp, sizeof(tmp), "%s", templ);
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"));
}
static const char *kTestSuppressionTypes[] = {"race", "thread", "mutex",
"signal"};
class SuppressionContextTest : public ::testing::Test {
public:
SuppressionContextTest()
: ctx_(kTestSuppressionTypes, ARRAY_SIZE(kTestSuppressionTypes)) {}
protected:
SuppressionContext ctx_;
void CheckSuppressions(unsigned count, std::vector<const char *> types,
std::vector<const char *> templs) const {
EXPECT_EQ(count, ctx_.SuppressionCount());
for (unsigned i = 0; i < count; i++) {
const Suppression *s = ctx_.SuppressionAt(i);
EXPECT_STREQ(types[i], s->type);
EXPECT_STREQ(templs[i], s->templ);
}
}
};
TEST_F(SuppressionContextTest, Parse) {
ctx_.Parse(
"race:foo\n"
" \trace:bar\n"
"race:baz\t \n"
"# a comment\n"
"race:quz\n");
CheckSuppressions(4, {"race", "race", "race", "race"},
{"foo", "bar", "baz", "quz"});
}
TEST_F(SuppressionContextTest, Parse2) {
ctx_.Parse(
" \t# first line comment\n"
" \trace:bar \t\n"
"race:baz* *baz\n"
"# a comment\n"
"# last line comment\n");
CheckSuppressions(2, {"race", "race"}, {"bar", "baz* *baz"});
}
TEST_F(SuppressionContextTest, Parse3) {
ctx_.Parse(
"# last suppression w/o line-feed\n"
"race:foo\n"
"race:bar\r\n"
"race:baz");
CheckSuppressions(3, {"race", "race", "race"}, {"foo", "bar", "baz"});
}
TEST_F(SuppressionContextTest, ParseType) {
ctx_.Parse(
"race:foo\n"
"thread:bar\n"
"mutex:baz\n"
"signal:quz\n");
CheckSuppressions(4, {"race", "thread", "mutex", "signal"},
{"foo", "bar", "baz", "quz"});
}
TEST_F(SuppressionContextTest, HasSuppressionType) {
ctx_.Parse(
"race:foo\n"
"thread:bar\n");
EXPECT_TRUE(ctx_.HasSuppressionType("race"));
EXPECT_TRUE(ctx_.HasSuppressionType("thread"));
EXPECT_FALSE(ctx_.HasSuppressionType("mutex"));
EXPECT_FALSE(ctx_.HasSuppressionType("signal"));
}
TEST_F(SuppressionContextTest, RegressionTestForBufferOverflowInSuppressions) {
EXPECT_DEATH(ctx_.Parse("race"), "failed to parse suppressions");
EXPECT_DEATH(ctx_.Parse("foo"), "failed to parse suppressions");
}
} // namespace __sanitizer
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