def test_line_number_for_offset_with_negative_offset(self):
x = ByteScanner("Hi there\nAnother line\nOne more")
# 01234567 8901234567890 12345678
# Advance to the 'n' in One.
for i in range(23):
x.read_ubyte()
self.assertEquals(x.line_number_for_offset(-2), 2)
self.assertEquals(x.line_number_for_offset(-1), 3)
self.assertEquals(x.line_number_for_offset(-20), 1)
self.assertRaises(IndexError, x.line_number_for_offset, (-25))
def test_line_number_for_offset_with_negative_offset(self):
x = ByteScanner("Hi there\nAnother line\nOne more")
# 01234567 8901234567890 12345678
# Advance to the 'n' in One.
for i in range(23):
x.read_ubyte()
self.assertEquals(x.line_number_for_offset(-2), 2)
self.assertEquals(x.line_number_for_offset(-1), 3)
self.assertEquals(x.line_number_for_offset(-20), 1)
self.assertRaises(IndexError, x.line_number_for_offset, (-25))
def test_line_number_for_offset(self):
x = ByteScanner("Hi there\nAnother line\nOne more")
self.assertEquals(x.line_number_for_offset(4), 1)
self.assertEquals(x.line_number_for_offset(9), 2)
self.assertEquals(x.line_number_for_offset(23), 3)
x = ByteScanner("Hi there\rAnother line")
self.assertEquals(x.line_number_for_offset(4), 1)
self.assertEquals(x.line_number_for_offset(9), 2)
x = ByteScanner("Hi there\r\nAnother line")
self.assertEquals(x.line_number_for_offset(4), 1)
self.assertEquals(x.line_number_for_offset(10), 2)
self.assertRaises(IndexError, x.line_number_for_offset, 25)
def test_line_number_for_offset(self):
x = ByteScanner("Hi there\nAnother line\nOne more")
self.assertEquals(x.line_number_for_offset(4), 1)
self.assertEquals(x.line_number_for_offset(9), 2)
self.assertEquals(x.line_number_for_offset(23), 3)
x = ByteScanner("Hi there\rAnother line")
self.assertEquals(x.line_number_for_offset(4), 1)
self.assertEquals(x.line_number_for_offset(9), 2)
x = ByteScanner("Hi there\r\nAnother line")
self.assertEquals(x.line_number_for_offset(4), 1)
self.assertEquals(x.line_number_for_offset(10), 2)
self.assertRaises(IndexError, x.line_number_for_offset, 25)
