Add some tests

Author: pblottiere

tests/src/python/test_qgsserver_wms.py

@@ -428,6 +428,44 @@ def test_wms_getmap_invalid_parameters(self):
         err = b"BBOX (\'-16817707,-4710778,5696513,FOO\') cannot be converted into a rectangle" in r
         self.assertTrue(err)
 
+        # test invalid bbox : xmin > xmax
+        qs = "?" + "&".join(["%s=%s" % i for i in list({
+            "MAP": urllib.parse.quote(self.projectPath),
+            "SERVICE": "WMS",
+            "VERSION": "1.1.1",
+            "REQUEST": "GetMap",
+            "LAYERS": "Country",
+            "STYLES": "",
+            "FORMAT": "image/png",
+            "BBOX": "1,0,0,1",
+            "HEIGHT": "500",
+            "WIDTH": "500",
+            "CRS": "EPSG:3857"
+        }.items())])
+
+        r, h = self._result(self._execute_request(qs))
+        err = b"cannot be converted into a rectangle" in r
+        self.assertTrue(err)
+
+        # test invalid bbox : ymin > ymax
+        qs = "?" + "&".join(["%s=%s" % i for i in list({
+            "MAP": urllib.parse.quote(self.projectPath),
+            "SERVICE": "WMS",
+            "VERSION": "1.1.1",
+            "REQUEST": "GetMap",
+            "LAYERS": "Country",
+            "STYLES": "",
+            "FORMAT": "image/png",
+            "BBOX": "0,1,0,0",
+            "HEIGHT": "500",
+            "WIDTH": "500",
+            "CRS": "EPSG:3857"
+        }.items())])
+
+        r, h = self._result(self._execute_request(qs))
+        err = b"cannot be converted into a rectangle" in r
+        self.assertTrue(err)
+
         # opacities should be a list of int
         qs = "?" + "&".join(["%s=%s" % i for i in list({
             "MAP": urllib.parse.quote(self.projectPath),