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"""utility functions for preprocessor tests"""
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# Copyright (c) IPython Development Team.
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# Distributed under the terms of the Modified BSD License.
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from IPython.nbformat import v4 as nbformat
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from ...tests.base import TestsBase
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from ...exporters.exporter import ResourcesDict
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class PreprocessorTestsBase(TestsBase):
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"""Contains test functions preprocessor tests"""
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def build_notebook(self):
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"""Build a notebook in memory for use with preprocessor tests"""
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outputs = [
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nbformat.new_output("stream", name="stdout", text="a"),
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nbformat.new_output("display_data", data={'text/plain': 'b'}),
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nbformat.new_output("stream", name="stdout", text="c"),
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nbformat.new_output("stream", name="stdout", text="d"),
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nbformat.new_output("stream", name="stderr", text="e"),
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nbformat.new_output("stream", name="stderr", text="f"),
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nbformat.new_output("display_data", data={'image/png': 'Zw=='}), # g
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nbformat.new_output("display_data", data={'application/pdf': 'aA=='}), # h
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]
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cells=[nbformat.new_code_cell(source="$ e $", execution_count=1, outputs=outputs),
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nbformat.new_markdown_cell(source="$ e $")]
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return nbformat.new_notebook(cells=cells)
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def build_resources(self):
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"""Build an empty resources dictionary."""
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res = ResourcesDict()
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res['metadata'] = ResourcesDict()
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return res
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