def test_capture_output_no_stderr():
"""test capture_output(stderr=False)"""
rich = capture.RichOutput(data=full_data)
# add nested capture_output so stderr doesn't make it to nose output
with capture.capture_output(), capture.capture_output(stderr=False) as cap:
print(hello_stdout, end="")
print(hello_stderr, end="", file=sys.stderr)
rich.display()
yield nt.assert_equal, hello_stdout, cap.stdout
yield nt.assert_equal, "", cap.stderr
yield nt.assert_equal, len(cap.outputs), 1
def test_alias_args_commented():
"""Check that alias correctly ignores 'commented out' args"""
_ip.magic('alias commetarg echo this is %%s a commented out arg')
with capture_output() as cap:
_ip.run_cell('commetarg')
nt.assert_equal(cap.stdout, 'this is %s a commented out arg')
def test_alias_args_error():
"""Error expanding with wrong number of arguments"""
_ip.alias_manager.define_alias('parts', 'echo first %s second %s')
# capture stderr:
with capture_output() as cap:
_ip.run_cell('parts 1')
nt.assert_equal(cap.stderr.split(':')[0], 'UsageError')
def test_alias_args_commented():
"""Check that alias correctly ignores 'commented out' args"""
_ip.magic('alias commetarg echo this is %%s a commented out arg')
with capture_output() as cap:
_ip.run_cell('commetarg')
nt.assert_equal(cap.stdout, 'this is %s a commented out arg')
def test_alias_args_error():
"""Error expanding with wrong number of arguments"""
_ip.alias_manager.define_alias('parts', 'echo first %s second %s')
# capture stderr:
with capture_output() as cap:
_ip.run_cell('parts 1')
nt.assert_equal(cap.stderr.split(':')[0], 'UsageError')
def test_capture_output():
"""capture_output works"""
rich = capture.RichOutput(data=full_data)
with capture.capture_output() as cap:
print(hello_stdout, end="")
print(hello_stderr, end="", file=sys.stderr)
rich.display()
yield nt.assert_equal, hello_stdout, cap.stdout
yield nt.assert_equal, hello_stderr, cap.stderr
def test_capture_output_no_display():
"""test capture_output(display=False)"""
rich = capture.RichOutput(data=full_data)
with capture.capture_output(display=False) as cap:
print(hello_stdout, end="")
print(hello_stderr, end="", file=sys.stderr)
rich.display()
yield nt.assert_equal, hello_stdout, cap.stdout
yield nt.assert_equal, hello_stderr, cap.stderr
yield nt.assert_equal, cap.outputs, []
def test_rich_output_display():
"""test RichOutput.display
This is a bit circular, because we are actually using the capture code we are testing
to test itself.
"""
data = full_data
rich = capture.RichOutput(data=data)
with capture.capture_output() as cap:
rich.display()
yield nt.assert_equal, len(cap.outputs), 1
rich2 = cap.outputs[0]
yield nt.assert_equal, rich2.data, rich.data
yield nt.assert_equal, rich2.metadata, rich.metadata