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from _pytest.monkeypatch import monkeypatch
from rpython.tool import ansi_print, ansi_mandelbrot
class FakeOutput(object):
def __init__(self, tty=True):
self.monkey = monkeypatch()
self.tty = tty
self.output = []
def __enter__(self, *args):
ansi_print.wrote_dot = False
self.monkey.setattr(ansi_print, 'ansi_print', self._print)
self.monkey.setattr(ansi_print, 'isatty', self._isatty)
self.monkey.setattr(ansi_mandelbrot, 'ansi_print', self._print)
return self.output
def __exit__(self, *args):
self.monkey.undo()
def _print(self, text, colors, newline=True, flush=True):
if newline:
text += '\n'
self.output.append((text, colors))
def _isatty(self):
return self.tty
def test_simple():
log = ansi_print.AnsiLogger('test')
with FakeOutput() as output:
log('Hello')
assert output == [('[test] Hello\n', ())]
def test_bold():
log = ansi_print.AnsiLogger('test')
with FakeOutput() as output:
log.bold('Hello')
assert output == [('[test] Hello\n', (1,))]
def test_not_a_tty():
log = ansi_print.AnsiLogger('test')
with FakeOutput(tty=False) as output:
log.bold('Hello')
assert output == [('[test] Hello\n', ())]
def test_dot_1():
log = ansi_print.AnsiLogger('test')
with FakeOutput() as output:
log.dot()
assert len(output) == 1
assert len(output[0][0]) == 1 # single character
# output[0][1] is some ansi color code from mandelbort_driver
def test_dot_mixing_with_regular_lines():
log = ansi_print.AnsiLogger('test')
with FakeOutput() as output:
log.dot()
log.dot()
log.WARNING('oops')
log.WARNING('maybe?')
log.dot()
assert len(output) == 5
assert len(output[0][0]) == 1 # single character
assert len(output[1][0]) == 1 # single character
assert output[2] == ('\n[test:WARNING] oops\n', (31,))
assert output[3] == ('[test:WARNING] maybe?\n', (31,))
assert len(output[4][0]) == 1 # single character
def test_no_tty():
log = ansi_print.AnsiLogger('test')
with FakeOutput(tty=False) as output:
log.dot()
log.dot()
log.WARNING('oops')
log.WARNING('maybe?')
log.dot()
assert len(output) == 2
assert output[0] == ('[test:WARNING] oops\n', ())
assert output[1] == ('[test:WARNING] maybe?\n', ())
def test_unknown_method_names():
log = ansi_print.AnsiLogger('test')
with FakeOutput() as output:
log.foo('Hello')
log.foo('World')
log.BAR('!')
assert output == [('[test:foo] Hello\n', ()),
('[test:foo] World\n', ()),
('[test:BAR] !\n', ())]
def test_output_disabled():
log = ansi_print.AnsiLogger('test')
with FakeOutput() as output:
log('Hello')
log.output_disabled = True
log('World')
assert output == [('[test] Hello\n', ())]
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