[Test] PyQgsPointDisplacementRenderer: add usedAttributes test

qgis · Jul 28, 2019 · a0f3cee · a0f3cee
1 parent 3955c1e
commit a0f3cee
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/tests/src/python/test_qgspointdisplacementrenderer.py b/tests/src/python/test_qgspointdisplacementrenderer.py
@@ -15,6 +15,9 @@
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************
+
+From build dir, run: ctest -R PyQgsPointDisplacementRenderer -V
+
 """
 
 __author__ = 'Nyall Dawson'
@@ -45,7 +48,8 @@
                        QgsMapSettings,
                        QgsProperty,
                        QgsReadWriteContext,
-                       QgsSymbolLayer
+                       QgsSymbolLayer,
+                       QgsRenderContext
                        )
 from qgis.testing import start_app, unittest
 from utilities import unitTestDataPath
@@ -428,6 +432,12 @@ def testClusterConcentricLabelsDifferentSizesFarther(self):
         self.assertTrue(res)
         self._tearDown(layer)
 
+    def testUsedAttributes(self):
+        layer, renderer, mapsettings = self._setUp()
+        ctx = QgsRenderContext.fromMapSettings(mapsettings)
+
+        self.assertCountEqual(renderer.usedAttributes(ctx), {})
+
 
 if __name__ == '__main__':
     unittest.main()