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from nbconvert import main, converters , NbconvertApp
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from converters.rst import ConverterRST
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import nose.tools as nt
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import os
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import glob
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import tempfile
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import shutil
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from IPython.nbformat import current as nbformat
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class TestSimple(object):
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def setUp(self):
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"""
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Create a new temporary directory and copy the input file
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'test.ipynb' there.
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"""
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self.fname = 'test.ipynb'
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self.basename = os.path.splitext(self.fname)[0]
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self.wrkdir = tempfile.mkdtemp()
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self.infile = os.path.join(self.wrkdir, self.fname)
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shutil.copy(os.path.join('tests', self.fname), self.infile)
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def tearDown(self):
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shutil.rmtree(self.wrkdir)
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def outfile_exists(self, fmt):
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extension = converters[fmt].extension
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print("==out to ==>>",os.path.join(self.wrkdir,
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self.basename + '.' + extension))
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return os.path.exists(os.path.join(self.wrkdir,
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self.basename + '.' + extension))
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def test_simple(self):
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c = ConverterRST(infile=self.infile)
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f = c.render()
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nt.assert_true(f.endswith('.rst'), 'changed file extension to rst')
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def run_main(self, fmt):
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"""
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Run the 'main' method to convert the input file to the given
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format and check that the expected output file exists.
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"""
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app = NbconvertApp.instance()
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app.initialize()
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app.extra_args = [self.infile]
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app.fmt = fmt
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app.start()
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app.run()
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nt.assert_true(self.outfile_exists(fmt))
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def test_main(self):
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"""
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Test main entry point with all known formats.
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"""
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# Exclude reveal from this test because:
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# 1- AssertionError exception when there is not slideshow metadata.
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# 2- outfile_exists method can not find properly the html file.
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converters_copy = dict(converters)
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del converters_copy['reveal']
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for fmt in converters_copy:
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yield self.run_main, fmt
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def test_render_heading(self):
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"""
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Unit test for cell type "heading"
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"""
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# Generate and test heading cells level 1-6
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for level in xrange(1, 7):
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cell = {
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'cell_type': 'heading',
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'level': level,
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'source': ['Test for heading type H{0}'.format(level)]
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}
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# Convert cell dictionaries to NotebookNode
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cell_nb = nbformat.NotebookNode(cell)
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# Make sure "source" attribute is uniconde not list.
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# For some reason, creating a NotebookNode manually like
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# this isn't converting source to a string like using
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# the create-from-file routine.
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if type(cell_nb.source) is list:
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cell_nb.source = '\n'.join(cell_nb.source)
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# Render to rst
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c = ConverterRST()
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rst_list = c.render_heading(cell_nb)
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# render should return a list
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nt.assert_true(isinstance(rst_list, list))
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rst_str = "".join(rst_list)
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# Confirm rst content
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chk_str = "Test for heading type H{0}\n{1}\n".format(
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level, c.heading_level[level] * 24)
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nt.assert_equal(rst_str, chk_str)
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