def test_init(self):
res = si.SiginfoBasic()
assert isinstance(res, si.SiginfoBasic)
assert isinstance(res.pid, int)
assert isinstance(res.MAX_LEVELS, int)
assert isinstance(res.COLUMNS, int)
assert isinstance(res.OUTPUT, MockOutput)
def test_all_missing_inputs(self):
si.sys.stdout.lines = []
si.signal = MockSignal(info=False, usr1=False, usr2=False)
res = si.SiginfoBasic(info=True, usr1=True, usr2=True)
assert res.signals == []
assert 'No SIGINFO availale\n' == si.sys.stdout.lines[0]
assert 'No SIGUSR1 availale\n' == si.sys.stdout.lines[1]
assert 'No SIGUSR2 availale\n' == si.sys.stdout.lines[2]
def test_column_specification(self):
si.subprocess.check_output = lambda x: '5 140'
res = si.SiginfoBasic(
info=False,
usr1=False,
usr2=False,
output=MockOutput())
assert res.COLUMNS == 120
# Defaulting to minimum of 80 colunns
si.subprocess.check_output = lambda x: '5 79'
res = si.SiginfoBasic(
info=False,
usr1=False,
usr2=False,
output=MockOutput())
assert res.COLUMNS == 80
# Defaulting to minimum of 80 colunns
si.subprocess.check_output = lambda x: '5 81'
res = si.SiginfoBasic(
info=False,
usr1=False,
usr2=False,
output=MockOutput())
assert res.COLUMNS == 80
# Defaulting to minimum of 80 colunns
si.subprocess.check_output = lambda x: '5 101'
res = si.SiginfoBasic(
info=False,
usr1=False,
usr2=False,
output=MockOutput())
assert res.COLUMNS == 81
# this will cause the check_output to fail
si.subprocess.check_output = lambda x: 1
res = si.SiginfoBasic(
info=False,
usr1=False,
usr2=False,
output=MockOutput())
assert res.COLUMNS == 80
def test_signal_calling(self):
si.subprocess.check_output = lambda x: '5 80'
mock_out = MockOutput()
mock_frame = MockFrame()
res = si.SiginfoBasic(
info=False,
usr1=False,
usr2=False,
output=mock_out)
res._print_frame = MockFunction()
res(1, mock_frame)
assert len(mock_out.lines) == 10
assert res._print_frame.called == 1
assert res._print_frame.called_with[0][0][0] == mock_frame
def test_signal_calling_multiple_level(self):
si.subprocess.check_output = lambda x: '5 80'
mock_out = MockOutput()
mock_frame_back = MockFrame(line_number=2)
mock_frame = MockFrame(back=mock_frame_back)
res = si.SiginfoBasic(
info=False,
usr1=False,
usr2=False,
output=mock_out)
res._print_frame = MockFunction()
res(1, mock_frame)
assert len(mock_out.lines) == 16
assert res._print_frame.called == 2
assert res._print_frame.called_with[0][0][0] == mock_frame
assert res._print_frame.called_with[1][0][0] == mock_frame_back
def test_print_with_parent(self):
si.subprocess.check_output = lambda x: '5 80'
mock_out = MockOutput()
mock_frame = MockFrame(back=MockFrame(line_number=2))
res = si.SiginfoBasic(
info=False,
usr1=False,
usr2=False,
output=mock_out)
res._print_frame(mock_frame)
assert len(mock_out.lines) == 16, mock_out.lines
assert mock_out.lines[1] == 'METHOD\t\tmy_test_function_line_0\n'
assert mock_out.lines[2] == 'LINE NUMBER:\t0\n'
assert mock_out.lines[3] == '-'*80
assert mock_out.lines[5] == 'LOCALS\n'
assert mock_out.lines[10] == 'SCOPE\t'
assert mock_out.lines[11] == 'MockClass: co_name=my_test_function_line_0'
assert mock_out.lines[13] == 'CALLER\t'
assert mock_out.lines[14] == 'MockClass: co_name=my_test_function_line_2'
def test_signal_calling_limit_levels(self):
"""
2 levels of stack frames are present
but MAX_LEVELS is set to 1
"""
si.subprocess.check_output = lambda x: '5 80'
mock_out = MockOutput()
mock_frame_back = MockFrame(line_number=2)
mock_frame = MockFrame(back=mock_frame_back)
res = si.SiginfoBasic(
info=False,
usr1=False,
usr2=False,
output=mock_out)
res.MAX_LEVELS = 1
res._print_frame = MockFunction()
res(1, mock_frame)
assert len(mock_out.lines) == 10
assert res._print_frame.called == 1
assert res._print_frame.called_with[0][0][0] == mock_frame
def test_inputs(self):
si.signal = MockSignal()
res = si.SiginfoBasic(info=True, usr1=True, usr2=True)
assert res.signals == ['INFO', 'USR1', 'USR2']
res = si.SiginfoBasic(info=True, usr1=True, usr2=False)
assert res.signals == ['INFO', 'USR1']
res = si.SiginfoBasic(info=True, usr1=False, usr2=False)
assert res.signals == ['INFO']
res = si.SiginfoBasic(info=True, usr1=False, usr2=True)
assert res.signals == ['INFO', 'USR2']
res = si.SiginfoBasic(info=False, usr1=True, usr2=True)
assert res.signals == ['USR1', 'USR2']
si.sys.stdout.lines = []
res = si.SiginfoBasic(info=False, usr1=False, usr2=False)
assert res.signals == []
assert si.sys.stdout.lines[0] == 'No signal specified\n'
def test_output(self):
si.sys.stdout.lines = []
si.SiginfoBasic(info=True, usr1=True, usr2=True)
assert len(si.sys.stdout.lines) == 6
def test_inexistent_inputs(self):
si.sys.stdout.lines = []
si.signal = MockSignal(info=False)
res = si.SiginfoBasic(info=True, usr1=True, usr2=True)
assert res.signals == ['USR1', 'USR2']
assert 'No SIGINFO availale\n' == si.sys.stdout.lines[0]