def test_history():
while not empty_history():
helpers.back()
try:
a
except NameError:
friendly.explain_traceback(redirect="capture")
friendly.get_output()
helpers.history()
assert "NameError" in friendly.get_output()
helpers.back()
helpers.history()
assert empty_history()
def test_python_tb():
while not empty_history():
helpers.back()
try:
math.Pi
except AttributeError:
friendly.explain_traceback(redirect="capture")
friendly.get_output()
helpers.python_tb()
result = friendly.get_output()
assert "Did you mean `pi`" not in result
assert "AttributeError" in result
assert "File" in result
helpers.back()
assert empty_history()
def test_hint():
while not empty_history():
helpers.back()
try:
math.Pi
except AttributeError:
friendly.explain_traceback(redirect="capture")
friendly.get_output()
helpers.hint()
result = friendly.get_output()
assert _hint in result
assert _message not in result
assert "File" not in result
helpers.back()
assert empty_history()
def test_no_why():
while not empty_history():
helpers.back()
try:
raise ArithmeticError
except ArithmeticError:
friendly.explain_traceback(redirect="capture")
friendly.get_output()
helpers.why()
result = friendly.get_output()
assert "I have no suggestion to offer." in result
helpers.hint()
new_result = friendly.get_output()
assert "I have no suggestion to offer." in new_result
helpers.back()
assert empty_history()
def test_why_no_hint():
while not empty_history():
helpers.back()
try:
math.PiPiPi
except AttributeError:
friendly.explain_traceback(redirect="capture")
friendly.get_output()
helpers.why()
result = friendly.get_output()
assert "Python tells us" in result
helpers.hint()
result = friendly.get_output()
assert "I have no suggestion to offer; try `why()`." in result
helpers.back()
assert empty_history()
def test_back():
while not empty_history():
helpers.back()
nothing_back = "Nothing to go back to: no exception recorded."
helpers.back()
assert nothing_back in friendly.get_output()
try:
a
except NameError:
friendly.explain_traceback(redirect="capture")
friendly.get_output()
helpers.back()
assert nothing_back not in friendly.get_output()
helpers.back()
assert nothing_back in friendly.get_output()
assert empty_history()