Merge pull request #98 from DanRyanIrish/sequence_plot_api

NDCubeSequence plotting mixin API.
sunpy · Mar 29, 2018 · 9ec7d20 · 9ec7d20
2 parents 495711e + d629ec8
commit 9ec7d20
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diff --git a/.travis.yml b/.travis.yml
@@ -54,6 +54,9 @@ matrix:
 
     include:
 
+        # Add a matplotlib backend for generating plots in tests.
+        - env: MPLBACKEND='Agg'
+
         # Do a basic test.
         - os: linux
           stage: Initial tests
@@ -99,8 +102,13 @@ install:
     - git clone git://github.com/astropy/ci-helpers.git
     - source ci-helpers/travis/setup_conda.sh
 
+before_script:
+    - "export DISPLAY=:99.0"
+    - "sh -e /etc/init.d/xvfb start"
+    - sleep 3 # give xvfb some time to start
+
 script:
-   - $MAIN_CMD $SETUP_CMD
+    - $MAIN_CMD $SETUP_CMD
 
 after_success:
-   - if [[ $SETUP_CMD = *"cov"* ]]; then pip install codecov; codecov; fi
+    - if [[ $SETUP_CMD = *"cov"* ]]; then pip install codecov; codecov; fi