def test_namespace_to_regex(self):
"""Test regex creation."""
self.assertEqual(
namespace_to_regex("db*.foo"), re.compile(r"\Adb([^.]*)\.foo\Z")
)
self.assertEqual(namespace_to_regex("db.foo*"), re.compile(r"\Adb\.foo(.*)\Z"))
self.assertEqual(namespace_to_regex("db.foo"), re.compile(r"\Adb\.foo\Z"))
def test_from_namespaces(self):
"""Test construction from list of namespaces."""
self.assertEqual(RegexSet.from_namespaces([]), RegexSet([], []))
self.assertEqual(
RegexSet.from_namespaces(["db.bar", "db_*.foo", "db2.*"]),
RegexSet(
[namespace_to_regex("db_*.foo"),
namespace_to_regex("db2.*")], ["db.bar"]))
def test_from_namespaces(self):
"""Test construction from list of namespaces."""
self.assertEqual(RegexSet.from_namespaces([]),
RegexSet([], []))
self.assertEqual(RegexSet.from_namespaces(["db.bar", "db_*.foo",
"db2.*"]),
RegexSet([namespace_to_regex("db_*.foo"),
namespace_to_regex("db2.*")],
["db.bar"]))
def test_namespace_to_regex_escapes_metacharacters(self):
"""Test regex creation escapes metacharacters."""
self.assertEqual(
namespace_to_regex("db&*.$a^a#a!a[a]a"),
re.compile(r"\Adb\&([^.]*)\.\$a\^a\#a!a\[a\]a\Z"),
)
self.assertEqual(
namespace_to_regex("db.$a^a#a!a[a]a*"),
re.compile(r"\Adb\.\$a\^a\#a!a\[a\]a(.*)\Z"),
)