/usr/lib/python3/dist-packages/qtconsole/tests/test_ansi_code_processor.py is in python3-qtconsole 4.2.1-3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 | # Standard library imports
import unittest
# Local imports
from qtconsole.ansi_code_processor import AnsiCodeProcessor
class TestAnsiCodeProcessor(unittest.TestCase):
def setUp(self):
self.processor = AnsiCodeProcessor()
def test_clear(self):
""" Do control sequences for clearing the console work?
"""
string = '\x1b[2J\x1b[K'
i = -1
for i, substring in enumerate(self.processor.split_string(string)):
if i == 0:
self.assertEqual(len(self.processor.actions), 1)
action = self.processor.actions[0]
self.assertEqual(action.action, 'erase')
self.assertEqual(action.area, 'screen')
self.assertEqual(action.erase_to, 'all')
elif i == 1:
self.assertEqual(len(self.processor.actions), 1)
action = self.processor.actions[0]
self.assertEqual(action.action, 'erase')
self.assertEqual(action.area, 'line')
self.assertEqual(action.erase_to, 'end')
else:
self.fail('Too many substrings.')
self.assertEqual(i, 1, 'Too few substrings.')
def test_colors(self):
""" Do basic controls sequences for colors work?
"""
string = 'first\x1b[34mblue\x1b[0mlast'
i = -1
for i, substring in enumerate(self.processor.split_string(string)):
if i == 0:
self.assertEqual(substring, 'first')
self.assertEqual(self.processor.foreground_color, None)
elif i == 1:
self.assertEqual(substring, 'blue')
self.assertEqual(self.processor.foreground_color, 4)
elif i == 2:
self.assertEqual(substring, 'last')
self.assertEqual(self.processor.foreground_color, None)
else:
self.fail('Too many substrings.')
self.assertEqual(i, 2, 'Too few substrings.')
def test_colors_xterm(self):
""" Do xterm-specific control sequences for colors work?
"""
string = '\x1b]4;20;rgb:ff/ff/ff\x1b' \
'\x1b]4;25;rgbi:1.0/1.0/1.0\x1b'
substrings = list(self.processor.split_string(string))
desired = { 20 : (255, 255, 255),
25 : (255, 255, 255) }
self.assertEqual(self.processor.color_map, desired)
string = '\x1b[38;5;20m\x1b[48;5;25m'
substrings = list(self.processor.split_string(string))
self.assertEqual(self.processor.foreground_color, 20)
self.assertEqual(self.processor.background_color, 25)
def test_scroll(self):
""" Do control sequences for scrolling the buffer work?
"""
string = '\x1b[5S\x1b[T'
i = -1
for i, substring in enumerate(self.processor.split_string(string)):
if i == 0:
self.assertEqual(len(self.processor.actions), 1)
action = self.processor.actions[0]
self.assertEqual(action.action, 'scroll')
self.assertEqual(action.dir, 'up')
self.assertEqual(action.unit, 'line')
self.assertEqual(action.count, 5)
elif i == 1:
self.assertEqual(len(self.processor.actions), 1)
action = self.processor.actions[0]
self.assertEqual(action.action, 'scroll')
self.assertEqual(action.dir, 'down')
self.assertEqual(action.unit, 'line')
self.assertEqual(action.count, 1)
else:
self.fail('Too many substrings.')
self.assertEqual(i, 1, 'Too few substrings.')
def test_formfeed(self):
""" Are formfeed characters processed correctly?
"""
string = '\f' # form feed
self.assertEqual(list(self.processor.split_string(string)), [''])
self.assertEqual(len(self.processor.actions), 1)
action = self.processor.actions[0]
self.assertEqual(action.action, 'scroll')
self.assertEqual(action.dir, 'down')
self.assertEqual(action.unit, 'page')
self.assertEqual(action.count, 1)
def test_carriage_return(self):
""" Are carriage return characters processed correctly?
"""
string = 'foo\rbar' # carriage return
splits = []
actions = []
for split in self.processor.split_string(string):
splits.append(split)
actions.append([action.action for action in self.processor.actions])
self.assertEqual(splits, ['foo', None, 'bar'])
self.assertEqual(actions, [[], ['carriage-return'], []])
def test_carriage_return_newline(self):
"""transform CRLF to LF"""
string = 'foo\rbar\r\ncat\r\n\n' # carriage return and newline
# only one CR action should occur, and '\r\n' should transform to '\n'
splits = []
actions = []
for split in self.processor.split_string(string):
splits.append(split)
actions.append([action.action for action in self.processor.actions])
self.assertEqual(splits, ['foo', None, 'bar', '\r\n', 'cat', '\r\n', '\n'])
self.assertEqual(actions, [[], ['carriage-return'], [], ['newline'], [], ['newline'], ['newline']])
def test_beep(self):
""" Are beep characters processed correctly?
"""
string = 'foo\abar' # bell
splits = []
actions = []
for split in self.processor.split_string(string):
splits.append(split)
actions.append([action.action for action in self.processor.actions])
self.assertEqual(splits, ['foo', None, 'bar'])
self.assertEqual(actions, [[], ['beep'], []])
def test_backspace(self):
""" Are backspace characters processed correctly?
"""
string = 'foo\bbar' # backspace
splits = []
actions = []
for split in self.processor.split_string(string):
splits.append(split)
actions.append([action.action for action in self.processor.actions])
self.assertEqual(splits, ['foo', None, 'bar'])
self.assertEqual(actions, [[], ['backspace'], []])
def test_combined(self):
""" Are CR and BS characters processed correctly in combination?
BS is treated as a change in print position, rather than a
backwards character deletion. Therefore a BS at EOL is
effectively ignored.
"""
string = 'abc\rdef\b' # CR and backspace
splits = []
actions = []
for split in self.processor.split_string(string):
splits.append(split)
actions.append([action.action for action in self.processor.actions])
self.assertEqual(splits, ['abc', None, 'def', None])
self.assertEqual(actions, [[], ['carriage-return'], [], ['backspace']])
if __name__ == '__main__':
unittest.main()
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