Add unit tests

Author: pblottiere

tests/src/python/test_qgsauxiliarystorage.py

@@ -40,7 +40,7 @@ def tmpPath():
     f.close()
     os.remove(f.fileName())
 
-    return f.fileName()
+    return f.fileName().replace('.', '_')
 
 
 def createLayer():
@@ -405,6 +405,45 @@ def testCreateProperty(self):
         afIndex = vl.fields().indexOf(afName)
         self.assertEqual(index, afIndex)
 
+    def testQgdCreation(self):
+        # New project
+        p = QgsProject()
+        self.assertTrue(p.auxiliaryStorage().isValid())
+
+        # Save the project
+        path = tmpPath()
+        qgs = path + '.qgs'
+        self.assertTrue(p.write(qgs))
+        self.assertTrue(os.path.exists(qgs))
+
+        # Auxiliary storage is empty so .qgd file should not be saved
+        qgd = path + '.qgd'
+        self.assertFalse(os.path.exists(qgd))
+
+        # Add a vector layer and an auxiliary layer in the project
+        vl = createLayer()
+        self.assertTrue(vl.isValid())
+        p.addMapLayers([vl])
+
+        pkf = vl.fields().field(vl.fields().indexOf('pk'))
+        al = p.auxiliaryStorage().createAuxiliaryLayer(pkf, vl)
+        self.assertTrue(al.isValid())
+        vl.setAuxiliaryLayer(al)
+
+        # Add an auxiliary field to have a non empty auxiliary storage
+        pdef = QgsPropertyDefinition('propname', QgsPropertyDefinition.DataTypeNumeric, '', '', 'ut')
+        self.assertTrue(al.addAuxiliaryField(pdef))
+
+        # Save the project
+        newpath = tmpPath()
+        qgs = newpath + '.qgs'
+        self.assertTrue(p.write(qgs))
+        self.assertTrue(os.path.exists(qgs))
+
+        # Auxiliary storage is NOT empty so .qgd file should be saved now
+        qgd = newpath + '.qgd'
+        self.assertTrue(os.path.exists(qgd))
+
 
 if __name__ == '__main__':
     unittest.main()