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"""
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Module with tests for the coalescestreams transformer
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"""
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#-----------------------------------------------------------------------------
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# Copyright (c) 2013, the IPython Development Team.
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#
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# Distributed under the terms of the Modified BSD License.
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#
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# The full license is in the file COPYING.txt, distributed with this software.
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#-----------------------------------------------------------------------------
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#-----------------------------------------------------------------------------
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# Imports
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#-----------------------------------------------------------------------------
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from .base import TransformerTestsBase
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from ..coalescestreams import coalesce_streams
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#-----------------------------------------------------------------------------
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# Class
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#-----------------------------------------------------------------------------
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class TestCoalesceStreams(TransformerTestsBase):
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"""Contains test functions for coalescestreams.py"""
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def test_coalesce_streams(self):
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"""coalesce_streams transformer output test"""
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nb = self.build_notebook()
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res = self.build_resources()
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nb, res = coalesce_streams(nb, res)
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outputs = nb.worksheets[0].cells[0].outputs
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self.assertEqual(outputs[0].text, "a")
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self.assertEqual(outputs[1].output_type, "text")
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self.assertEqual(outputs[2].text, "cd")
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self.assertEqual(outputs[3].text, "ef")
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