Remove composer tests relating to template substitution maps

This API feature was not used anywhere in master, and is no
longer available in the layouts engine.

Better to use expression variables to meet the same use case.

tests/src/python/test_qgscomposition.py

@@ -45,47 +45,6 @@ def tearDown(self):
         """Run after each test."""
         pass
 
-    def testSubstitutionMap(self):
-        """Test that we can use degree symbols in substitutions.
-        """
-        # Create a point and convert it to text containing a degree symbol.
-        myPoint = QgsPointXY(12.3, -33.33)
-        myCoordinates = QgsCoordinateFormatter.format(myPoint, QgsCoordinateFormatter.FormatDegreesMinutesSeconds, 2)
-        myTokens = myCoordinates.split(',')
-        myLongitude = myTokens[0]
-        myLatitude = myTokens[1]
-        myText = 'Latitude: %s, Longitude: %s' % (myLatitude, myLongitude)
-
-        # Load the composition with the substitutions
-        myComposition = QgsComposition(QgsProject.instance())
-        mySubstitutionMap = {'replace-me': myText}
-        myFile = os.path.join(TEST_DATA_DIR, 'template-for-substitution.qpt')
-        with open(myFile) as f:
-            myTemplateContent = f.read()
-        myDocument = QDomDocument()
-        myDocument.setContent(myTemplateContent)
-        myComposition.loadFromTemplate(myDocument, mySubstitutionMap)
-
-        # We should be able to get map0
-        myMap = myComposition.getComposerMapById(0)
-        myMessage = ('Map 0 could not be found in template %s', myFile)
-        assert myMap is not None, myMessage
-
-    def testNoSubstitutionMap(self):
-        """Test that we can get a map if we use no text substitutions."""
-        myComposition = QgsComposition(QgsProject.instance())
-        myFile = os.path.join(TEST_DATA_DIR, 'template-for-substitution.qpt')
-        with open(myFile) as f:
-            myTemplateContent = f.read()
-        myDocument = QDomDocument()
-        myDocument.setContent(myTemplateContent)
-        myComposition.loadFromTemplate(myDocument)
-
-        # We should be able to get map0
-        myMap = myComposition.getComposerMapById(0)
-        myMessage = ('Map 0 could not be found in template %s', myFile)
-        assert myMap is not None, myMessage
-
     def testPrintMapFromTemplate(self):
         """Test that we can get a map to render in the template."""
         myPath = os.path.join(TEST_DATA_DIR, 'landsat.tif')
@@ -135,22 +94,6 @@ def testPrintMapFromTemplate(self):
                      (myExpectedFileSize, myFileSize, myImagePath))
         assert myFileSize > myExpectedFileSize, myMessage
 
-    def testSaveRestore(self):
-        # test that properties are restored correctly from XML
-        composition = QgsComposition(QgsProject.instance())
-        composition.setName('test composition')
-
-        doc = QDomDocument("testdoc")
-        elem = doc.createElement("qgis")
-        doc.appendChild(elem)
-        elem = doc.createElement("composer")
-        self.assertTrue(composition.writeXml(elem, doc))
-
-        composition2 = QgsComposition(QgsProject.instance())
-        self.assertTrue(composition2.readXml(elem, doc))
-
-        self.assertEqual(composition.name(), 'test composition')
-
 
 if __name__ == '__main__':
     unittest.main()