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45 lines
1.5 KiB
45 lines
1.5 KiB
"""Tests for the latex preprocessor"""
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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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import io
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import pytest
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from unittest.mock import patch
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from .base import ExportersTestsBase
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from ..webpdf import WebPDFExporter
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class TestWebPDFExporter(ExportersTestsBase):
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"""Contains test functions for webpdf.py"""
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exporter_class = WebPDFExporter
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def test_export(self):
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"""
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Can a TemplateExporter export something?
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"""
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(output, resources) = WebPDFExporter(allow_chromium_download=True).from_filename(self._get_notebook())
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assert len(output) > 0
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@patch('pyppeteer.util.check_chromium', return_value=False)
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def test_webpdf_without_chromium(self, mock_check_chromium):
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"""
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Generate PDFs if chromium not present?
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"""
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with pytest.raises(RuntimeError):
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WebPDFExporter(allow_chromium_download=False).from_filename(self._get_notebook())
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def test_webpdf_without_pyppeteer(self):
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"""
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Generate PDFs if chromium not present?
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"""
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with pytest.raises(RuntimeError):
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exporter = WebPDFExporter()
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with io.open(self._get_notebook(), encoding='utf-8') as f:
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nb = exporter.from_file(f, resources={})
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# Have to do this as the very last action as traitlets do dynamic importing often
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with patch('builtins.__import__', side_effect=ModuleNotFoundError("Fake missing")):
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exporter.from_notebook_node(nb)
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