You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
50 lines
1.8 KiB
50 lines
1.8 KiB
"""
|
|
Module with tests for the clearoutput preprocessor.
|
|
"""
|
|
|
|
# Copyright (c) IPython Development Team.
|
|
# Distributed under the terms of the Modified BSD License.
|
|
|
|
from .base import PreprocessorTestsBase
|
|
from ..clearoutput import ClearOutputPreprocessor
|
|
|
|
|
|
class TestClearOutput(PreprocessorTestsBase):
|
|
"""Contains test functions for clearoutput.py"""
|
|
|
|
def build_notebook(self):
|
|
notebook = super().build_notebook()
|
|
# Add a test field to the first cell
|
|
if 'metadata' not in notebook.cells[0]:
|
|
notebook.cells[0].metadata = {}
|
|
notebook.cells[0].metadata['test_field'] = 'test_value'
|
|
return notebook
|
|
|
|
def build_preprocessor(self):
|
|
"""Make an instance of a preprocessor"""
|
|
preprocessor = ClearOutputPreprocessor()
|
|
preprocessor.enabled = True
|
|
return preprocessor
|
|
|
|
def test_constructor(self):
|
|
"""Can a ClearOutputPreprocessor be constructed?"""
|
|
self.build_preprocessor()
|
|
|
|
def test_output(self):
|
|
"""Test the output of the ClearOutputPreprocessor"""
|
|
for remove_test_field in [False, True]:
|
|
nb = self.build_notebook()
|
|
res = self.build_resources()
|
|
preprocessor = self.build_preprocessor()
|
|
# Also remove the test field in addition to defaults
|
|
if remove_test_field:
|
|
preprocessor.remove_metadata_fields.add('test_field')
|
|
nb, res = preprocessor(nb, res)
|
|
assert nb.cells[0].outputs == []
|
|
assert nb.cells[0].execution_count is None
|
|
if 'metadata' in nb.cells[0]:
|
|
for field in preprocessor.remove_metadata_fields:
|
|
assert field not in nb.cells[0].metadata
|
|
# Ensure the test field is only removed when added to the traitlet
|
|
assert remove_test_field or 'test_field' in nb.cells[0].metadata
|