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Tests/LibRegex: Add tests for line end anchors in PosixBasic

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Tim Schumacher 2021-11-13 11:50:35 +01:00 • committed by Ali Mohammad Pur
parent ff38062318
commit 8417c0fb1e
1 changed files with 33 additions and 0 deletions
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33
Tests/LibRegex/Regex.cpp
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@ -929,3 +929,36 @@ TEST_CASE(optimizer_char_class_lut)
for (size_t i = 0; i < 1'000'000; ++i) for (size_t i = 0; i < 1'000'000; ++i)
EXPECT_EQ(re.match("1635488940000"sv).success, false); EXPECT_EQ(re.match("1635488940000"sv).success, false);
} }
TEST_CASE(posix_basic_dollar_is_end_anchor)
{
// Ensure that a dollar sign at the end only matches the end of the line.
{
Regex<PosixBasic> re("abc$");
EXPECT_EQ(re.match("123abcdef", PosixFlags::Global).success, false);
EXPECT_EQ(re.match("123abc", PosixFlags::Global).success, true);
EXPECT_EQ(re.match("123abc$def", PosixFlags::Global).success, false);
EXPECT_EQ(re.match("123abc$", PosixFlags::Global).success, false);
}
}
TEST_CASE(posix_basic_dollar_is_literal)
{
// Ensure that a dollar sign in the middle is treated as a literal.
{
Regex<PosixBasic> re("abc$d");
EXPECT_EQ(re.match("123abcdef", PosixFlags::Global).success, false);
EXPECT_EQ(re.match("123abc", PosixFlags::Global).success, false);
EXPECT_EQ(re.match("123abc$def", PosixFlags::Global).success, true);
EXPECT_EQ(re.match("123abc$", PosixFlags::Global).success, false);
}
// Ensure that a dollar sign is always treated as a literal if escaped, even if at the end of the pattern.
{
Regex<PosixBasic> re("abc\\$");
EXPECT_EQ(re.match("123abcdef", PosixFlags::Global).success, false);
EXPECT_EQ(re.match("123abc", PosixFlags::Global).success, false);
EXPECT_EQ(re.match("123abc$def", PosixFlags::Global).success, true);
EXPECT_EQ(re.match("123abc$", PosixFlags::Global).success, true);
}
}