basic usage tests

Author: chriddyp

plotly/tests/test_core/test_offline/test_offline.py

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+"""
+test__offline
+
+"""
+from __future__ import absolute_import
+from nose.tools import raises
+import os
+
+
+from plotly.exceptions import PlotlyError
+import plotly
+
+
+@raises(PlotlyError)
+def test_calling_iplot_before_initializing_raises_an_error():
+    plotly.offline.iplot([{'x': [1, 2, 3]}])
+
+
+def test_no_errors_are_raised_when_properly_initializing_offline_mode():
+    plotly.offline.init_notebook_mode()
+    plotly.offline.iplot([{'x': [1, 2, 3]}])
+
+
+def test_downloading_file_saves_it_to_the_disk():
+    dummy_js_url = ('https://gist.githubusercontent.com/chriddyp/'
+                    'f40bd33d1eab6f0715dc/raw/'
+                    '24cd2e4e62ceea79e6e790b3a2c94cda63510ede/test.js')
+
+    plotly.offline.download_plotlyjs(dummy_js_url)
+    assert os.path.isfile(plotly.offline.PLOTLY_OFFLINE_BUNDLE) is True