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