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import sys
from IPython.testing.tools import AssertPrints, AssertNotPrints
from IPython.core.displayhook import CapturingDisplayHook
from IPython.utils.capture import CapturedIO
ip = get_ipython()
def test_output_displayed():
"""Checking to make sure that output is displayed"""
with AssertPrints('2'):
ip.run_cell('1+1', store_history=True)
with AssertPrints('2'):
ip.run_cell('1+1 # comment with a semicolon;', store_history=True)
with AssertPrints('2'):
ip.run_cell('1+1\n#commented_out_function();', store_history=True)
def test_output_quiet():
"""Checking to make sure that output is quiet"""
with AssertNotPrints('2'):
ip.run_cell('1+1;', store_history=True)
with AssertNotPrints('2'):
ip.run_cell('1+1; # comment with a semicolon', store_history=True)
with AssertNotPrints('2'):
ip.run_cell('1+1;\n#commented_out_function()', store_history=True)
def test_capture_display_hook_format():
"""Tests that the capture display hook conforms to the CapturedIO output format"""
hook = CapturingDisplayHook(ip)
hook({"foo": "bar"})
captured = CapturedIO(sys.stdout, sys.stderr, hook.outputs)
# Should not raise with RichOutput transformation error
captured.outputs
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