def test_properties(self):
uut = TextRange(TextPosition(7, 2), TextPosition(7, 3))
self.assertEqual(uut.start, TextPosition(7, 2))
self.assertEqual(uut.end, TextPosition(7, 3))
uut = TextRange(TextPosition(70, 20), None)
self.assertEqual(uut.start, TextPosition(70, 20))
self.assertEqual(uut.end, TextPosition(70, 20))
self.assertIs(uut.start, uut.end)
def test_fails(self):
# need to pass ranges
with self.assertRaises(TypeError):
TextRange.join(self.pos[0], self.pos[1])
with self.assertRaises(TypeError):
TextRange.join(TextRange(self.pos[0], self.pos[1]), self.pos[1])
# ranges must overlap
with self.assertRaises(ValueError):
TextRange.join(TextRange(self.pos[0], self.pos[1]),
TextRange(self.pos[3], self.pos[4]))
def test_fail_instantation(self):
with self.assertRaises(ValueError):
TextRange(TextPosition(3, 4), TextPosition(2, 8))
with self.assertRaises(ValueError):
TextRange(TextPosition(0, 10), TextPosition(0, 7))
with self.assertRaises(TypeError):
TextRange(None, TextPosition(20, 80))
with self.assertRaises(TypeError):
TextRange("string", TextPosition(200, 800))
with self.assertRaises(TypeError):
TextRange(TextPosition(5, 0), "schtring")
def test_fail_instantiation(self):
with self.assertRaises(ValueError):
TextRange(TextPosition(3, 4), TextPosition(2, 8))
with self.assertRaises(ValueError):
TextRange(TextPosition(1, 10), TextPosition(1, 7))
with self.assertRaises(TypeError):
TextRange(None, TextPosition(20, 80))
with self.assertRaises(TypeError):
TextRange('string', TextPosition(200, 800))
with self.assertRaises(TypeError):
TextRange(TextPosition(5, 1), 'schtring')
def insert(self, position, text):
r"""
Inserts (multiline) text at arbitrary position.
>>> from coalib.results.TextPosition import TextPosition
>>> test_text = ['123\n', '456\n', '789\n']
>>> def insert(position, text):
... diff = Diff(test_text)
... diff.insert(position, text)
... return diff.modified
>>> insert(TextPosition(2, 3), 'woopy doopy')
['123\n', '45woopy doopy6\n', '789\n']
>>> insert(TextPosition(1, 1), 'woopy\ndoopy')
['woopy\n', 'doopy123\n', '456\n', '789\n']
>>> insert(TextPosition(2, 4), '\nwoopy\ndoopy\n')
['123\n', '456\n', 'woopy\n', 'doopy\n', '\n', '789\n']
:param position: The ``TextPosition`` where to insert text.
:param text: The text to insert.
"""
self.replace(TextRange(position, position), text)
def test_expand_none(self):
start_position = TextPosition(2, 2)
end_position = TextPosition(3, 2)
file = ["abc\n", "def\n", "ghi\n"]
text_range = TextRange(start_position, end_position)
self.assertEqual(text_range.expand(file), text_range)
def test_expand_full(self):
empty_position = TextPosition()
file = ["abc\n", "def\n", "ghi\n"]
empty_range = TextRange(empty_position, empty_position)
full_range = TextRange.from_values(1, 1, 3, 4)
self.assertEqual(empty_range.expand(file), full_range)
def test_join(self):
# overlap
self.assertEqual(
TextRange.join(TextRange(self.pos[0], self.pos[2]),
TextRange(self.pos[1], self.pos[3])),
TextRange(self.pos[0], self.pos[3]))
self.assertEqual(
TextRange.join(TextRange(self.pos[1], self.pos[3]),
TextRange(self.pos[2], self.pos[4])),
TextRange(self.pos[1], self.pos[4]))
# embrace
self.assertEqual(
TextRange.join(TextRange(self.pos[0], self.pos[3]),
TextRange(self.pos[1], self.pos[2])),
TextRange(self.pos[0], self.pos[3]))
# touch
self.assertEqual(
TextRange.join(TextRange(self.pos[1], self.pos[2]),
TextRange(self.pos[2], self.pos[3])),
TextRange(self.pos[1], self.pos[3]))
