test_plot_empty_pulse now employs non-interactive/displayless matplot…

…lib backend to avoid failing on Travis CI.
qutech · May 30, 2018 · f1aa5a2 · f1aa5a2
1 parent bbcd5f8
commit f1aa5a2
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/tests/pulses/plotting_tests.py b/tests/pulses/plotting_tests.py
@@ -228,6 +228,9 @@ def integrated_test_with_sequencer_and_pulse_templates(self) -> None:
         self.assertEqual(expected_voltages, voltages)
 
     def test_plot_empty_pulse(self) -> None:
+        import matplotlib
+        matplotlib.use('svg') # use non-interactive backend so that test does not fail on travis
+
         pt = DummyPulseTemplate()
         with warnings.catch_warnings(record=True) as w:
             plot(pt, dict(), show=False)