test that javascript output is included in html export

IPython/nbconvert/exporters/tests/test_html.py

@@ -1,68 +1,85 b''
 """Tests for HTMLExporter"""
 
 # Copyright (c) IPython Development Team.
 # Distributed under the terms of the Modified BSD License.
 
 from .base import ExportersTestsBase
 from ..html import HTMLExporter
+from IPython.nbformat import v4
 import re
 
 
 class TestHTMLExporter(ExportersTestsBase):
     """Tests for HTMLExporter"""
     
     exporter_class = HTMLExporter
     should_include_raw = ['html']
 
     def test_constructor(self):
         """
         Can a HTMLExporter be constructed?
         """
         HTMLExporter()
 
 
     def test_export(self):
         """
         Can a HTMLExporter export something?
         """
         (output, resources) = HTMLExporter().from_filename(self._get_notebook())
         assert len(output) > 0
 
 
     def test_export_basic(self):
         """
         Can a HTMLExporter export using the 'basic' template?
         """
         (output, resources) = HTMLExporter(template_file='basic').from_filename(self._get_notebook())
         assert len(output) > 0
 
 
     def test_export_full(self):
         """
         Can a HTMLExporter export using the 'full' template?
         """
         (output, resources) = HTMLExporter(template_file='full').from_filename(self._get_notebook())
         assert len(output) > 0
 
     def test_prompt_number(self):
         """
         Does HTMLExporter properly format input and output prompts?
         """
         (output, resources) = HTMLExporter(template_file='full').from_filename(
             self._get_notebook(nb_name="prompt_numbers.ipynb"))
         in_regex = r"In \[(.*)\]:"
         out_regex = r"Out\[(.*)\]:"
 
         ins = ["2", "10", " ", " ", "*", "0"]
         outs = ["10"]
 
         assert re.findall(in_regex, output) == ins
         assert re.findall(out_regex, output) == outs
 
     def test_png_metadata(self):
         """
         Does HTMLExporter with the 'basic' template treat pngs with width/height metadata correctly?
         """
         (output, resources) = HTMLExporter(template_file='basic').from_filename(
             self._get_notebook(nb_name="pngmetadata.ipynb"))
         assert len(output) > 0
+
+    def test_javascript_output(self):
+        nb = v4.new_notebook(
+            cells=[
+                v4.new_code_cell(
+                    outputs=[v4.new_output(
+                        output_type='display_data',
+                        data={
+                            'application/javascript': "javascript_output();"
+                        }
+                    )]
+                )
+            ]
+        )
+        (output, resources) = HTMLExporter(template_file='basic').from_notebook_node(nb)
+        self.assertIn('javascript_output', output)