def test_bad_charclass3(self):
r = Regex.get_parse_tree(r"[\010-\020]")
print("\n".join(fmttree(r)))
print(r.children[0].chars)
errs = []
check_charclass_homogeneous_ranges(r, errs)
print(errs)
self.assertEqual(len(errs), 1)
def test_good_unicode_charclass(self):
r = Regex.get_parse_tree(u"[\u1000-\uffff]")
print("\n".join(fmttree(r)))
print(r.children[0].chars)
errs = []
check_charclass_homogeneous_ranges(r, errs)
print(errs)
self.assertEqual(len(errs), 0)
def test_dash_ends_charclass(self):
r = Regex.get_parse_tree(r"[_-]")
print("\n".join(fmttree(r)))
print(r.children[0].chars)
errs = []
check_charclass_homogeneous_ranges(r, errs)
print(errs)
self.assertEqual(len(errs), 0)
self.assertEqual(len(r.children[0].chars), 2)
self.assertEqual(r.children[0].chars[0].data, "_")
self.assertEqual(r.children[0].chars[1].data, "-")
def test_dash_after_range_charclass(self):
r = Regex.get_parse_tree(r"[0-9-_]")
print("\n".join(fmttree(r)))
print(r.children[0].chars)
errs = []
check_charclass_homogeneous_ranges(r, errs)
print(errs)
self.assertEqual(len(errs), 0)
self.assertEqual(len(r.children[0].chars), 3)
self.assertEqual(r.children[0].chars[0].a.data, "0")
self.assertEqual(r.children[0].chars[0].b.data, "9")
self.assertEqual(r.children[0].chars[1].data, "-")
self.assertEqual(r.children[0].chars[2].data, "_")
def test_good_charclass_hex(self):
r = Regex.get_parse_tree(r"[\x00-\xff]")
print("\n".join(fmttree(r)))
errs = []
check_charclass_homogeneous_ranges(r, errs)
self.assertEqual(len(errs), 0)