def test_init(self):
with self.assertRaises(Exception):
Position(None)
with self.assertRaises(Exception):
Position(None, None)
position = Position(self.source)
self.assertEqual(position.get_index(), position._index)
self.assertEqual(position.get_line_number(), position._line_number)
self.assertEqual(position.get_line_position(), position._line_position)
self.assertEqual(position.get_index(), 0)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 1)
self.assertTrue(position.move(5))
position_2 = Position(position=position)
self.assertEqual(position.get_index(), position_2.get_index())
self.assertEqual(position.get_line_number(),
position_2.get_line_number())
self.assertEqual(position.get_line_position(),
position_2.get_line_position())
def test_set_positions(self):
position = Position(self.source)
self.assertTrue(position.move(7))
self.assertEqual(position.get_character(), " ")
# When there's no characters after spaces
self.source.str = " " * 5
position = Position(self.source)
self.assertFalse(position.set_after_spaces())
self.assertEqual(position.get_index(), 0)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 1)
# When there's no characters before spaces
self.assertTrue(position.go_to_end_of_line())
self.assertFalse(position.set_before_spaces())
self.assertEqual(position.get_index(), 4)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 5)
# When there's are characters after spaces
self.source.restore()
position = Position(self.source)
self.assertTrue(position.move(7))
self.assertTrue(position.set_after_spaces())
self.assertEqual(position.get_index(), 13)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 14)
self.assertEqual(position.get_character(), "s")
# When there's are characters before spaces
self.assertTrue(position.set_before_spaces())
self.assertEqual(position.get_index(), 6)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 7)
self.assertEqual(position.get_character(), "s")
# With default argument
self.assertTrue(position.go_to_begin_of_line())
self.assertEqual(position.get_index(), 0)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 1)
# With default argument
self.assertTrue(position.go_to_end_of_line())
self.assertEqual(position.get_index(), 19)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 20)
# With given arguments, go through some different variations
self.assertTrue(position.go_to_begin_of_line(6))
self.assertEqual(position.get_character(), "T")
self.assertEqual(position.get_index(), 61)
self.assertEqual(position.get_line_number(), 6)
self.assertEqual(position.get_line_position(), 1)
#
self.assertTrue(position.go_to_begin_of_line(10))
self.assertEqual(position.get_index(), 157)
self.assertEqual(position.get_line_number(), 10)
self.assertEqual(position.get_line_position(), 1)
#
self.assertTrue(position.go_to_begin_of_line(2))
self.assertEqual(position.get_character(), "T")
self.assertEqual(position.get_index(), 20)
self.assertEqual(position.get_line_number(), 2)
self.assertEqual(position.get_line_position(), 1)
#
self.assertTrue(position.go_to_begin_of_line(5))
self.assertEqual(position.get_index(), 60)
self.assertEqual(position.get_line_number(), 5)
self.assertEqual(position.get_line_position(), 1)
#
self.assertTrue(position.go_to_begin_of_line(1))
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 1)
# With given arguments, go through some different variations
self.assertTrue(position.go_to_end_of_line(1))
self.assertEqual(position.get_index(), 19)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 20)
#
self.assertTrue(position.go_to_end_of_line(5))
self.assertEqual(position.get_index(), 60)
self.assertEqual(position.get_line_number(), 5)
self.assertEqual(position.get_line_position(), 1)
#
self.assertTrue(position.go_to_end_of_line(10))
self.assertEqual(position.get_index(), 178)
self.assertEqual(position.get_line_number(), 10)
self.assertEqual(position.get_line_position(), 22)
# Go to not exist lines
self.assertFalse(position.go_to_begin_of_line(200))
self.assertEqual(position.get_index(), 178)
self.assertEqual(position.get_line_number(), 10)
self.assertEqual(position.get_line_position(), 22)
#
self.assertFalse(position.go_to_end_of_line(1011))
self.assertEqual(position.get_index(), 178)
self.assertEqual(position.get_line_number(), 10)
self.assertEqual(position.get_line_position(), 22)
# Find bound right parenthesis containing others bounded parentheses
self.assertTrue(position.go_to_begin_of_line(9))
self.assertTrue(position.move(5))
self.assertEqual(position.get_line_position(), 6)
self.assertEqual(position.get_character(), "(")
#
self.assertTrue(position.set_at_right_bound_parenthesis())
self.assertEqual(position.get_line_position(), 27)
self.assertEqual(position.get_character(), ")")
# Find bound left parenthesis containing others bounded parentheses
self.assertTrue(position.set_at_left_bound_parenthesis())
self.assertEqual(position.get_line_position(), 6)
self.assertEqual(position.get_character(), "(")
# When bound parenthesis not exist
self.assertTrue(position.go_to_begin_of_line(8))
self.assertTrue(position.move(16))
self.assertFalse(position.set_at_left_bound_parenthesis())
self.assertEqual(position.get_line_position(), 17)
#
self.assertTrue(position.go_to_begin_of_line(10))
self.assertTrue(position.move(16))
self.assertFalse(position.set_at_right_bound_parenthesis())
self.assertEqual(position.get_line_position(), 17)
# When index is not set at parenthesis
self.assertTrue(position.go_to_begin_of_line(6))
self.assertFalse(position.set_at_left_bound_parenthesis())
self.assertFalse(position.set_at_right_bound_parenthesis())
def test_move_and_rmove(self):
position = Position(self.source)
first_line_data = "This is test string\n"
first_line_lenght = len(first_line_data)
# Move with default parameter
self.assertTrue(position.move())
self.assertEqual(position.get_index(), 1)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 2)
# Move with given parameter
self.assertTrue(position.move(2))
self.assertEqual(position.get_index(), 3)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 4)
# Move throught new line
self.assertTrue(position.move(first_line_lenght))
self.assertEqual(position.get_index(), first_line_lenght + 3)
self.assertEqual(position.get_line_number(), 2)
self.assertEqual(position.get_line_position(), 4)
# Rmove throught new line
self.assertTrue(position.rmove(first_line_lenght))
self.assertEqual(position.get_index(), 3)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 4)
# Rmove with given parameter
self.assertTrue(position.rmove(2))
self.assertEqual(position.get_index(), 1)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 2)
# Rmove with default parameter
self.assertTrue(position.rmove())
self.assertEqual(position.get_index(), 0)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 1)
# Test move throught many new lines
self.assertTrue(position.move(61))
self.assertEqual(position.get_index(), 61)
self.assertEqual(position.get_line_number(), 6)
self.assertEqual(position.get_line_position(), 1)
# Test rmove throught many new lines
self.assertTrue(position.rmove())
self.assertEqual(position.get_line_number(), 5)
self.assertEqual(position.get_line_position(), 1)
#
self.assertTrue(position.rmove())
self.assertEqual(position.get_line_number(), 4)
self.assertEqual(position.get_line_position(), 1)
#
self.assertTrue(position.rmove())
self.assertEqual(position.get_line_number(), 3)
self.assertEqual(position.get_line_position(), 19)
#
self.assertTrue(position.rmove(58))
self.assertEqual(position.get_index(), 0)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 1)
# Test move outside source range
position = Position(self.source)
self.assertFalse(position.rmove())
self.assertEqual(position.get_index(), 0)
self.assertEqual(position.get_line_number(), 1)
self.assertEqual(position.get_line_position(), 1)
self.assertTrue(position.go_to_end_of_line(10))
#
self.assertFalse(position.move())
self.assertEqual(position.get_index(), 178)
self.assertEqual(position.get_line_number(), 10)
self.assertEqual(position.get_line_position(), 22)