[Server][Feature][needs-docs] Create WMTS service Tests

tests/src/python/CMakeLists.txt

@@ -269,6 +269,7 @@ IF (WITH_SERVER)
   ADD_PYTHON_TEST(PyQgsServerAccessControlWCS test_qgsserver_accesscontrol_wcs.py)
   ADD_PYTHON_TEST(PyQgsServerAccessControlWFSTransactional test_qgsserver_accesscontrol_wfs_transactional.py)
   ADD_PYTHON_TEST(PyQgsServerCacheManager test_qgsserver_cachemanager.py)
+  ADD_PYTHON_TEST(PyQgsServerWMTS test_qgsserver_wmts.py)
   ADD_PYTHON_TEST(PyQgsServerWFS test_qgsserver_wfs.py)
   ADD_PYTHON_TEST(PyQgsServerWFST test_qgsserver_wfst.py)
   ADD_PYTHON_TEST(PyQgsOfflineEditingWFS test_offline_editing_wfs.py)

tests/src/python/test_qgsserver_wmts.py

@@ -0,0 +1,195 @@
+# -*- coding: utf-8 -*-
+"""QGIS Unit tests for QgsServer WFS.
+
+From build dir, run: ctest -R PyQgsServerWFS -V
+
+
+.. note:: This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+"""
+__author__ = 'René-Luc Dhont'
+__date__ = '19/09/2017'
+__copyright__ = 'Copyright 2017, The QGIS Project'
+# This will get replaced with a git SHA1 when you do a git archive
+__revision__ = '$Format:%H$'
+
+import os
+
+# Needed on Qt 5 so that the serialization of XML is consistent among all executions
+os.environ['QT_HASH_SEED'] = '1'
+
+import re
+import urllib.request
+import urllib.parse
+import urllib.error
+
+from qgis.server import QgsServerRequest
+
+from qgis.testing import unittest
+from qgis.PyQt.QtCore import QSize
+
+import osgeo.gdal  # NOQA
+
+from test_qgsserver import QgsServerTestBase
+
+# Strip path and content length because path may vary
+RE_STRIP_UNCHECKABLE = b'MAP=[^"]+|Content-Length: \d+|timeStamp="[^"]+"'
+RE_ATTRIBUTES = b'[^>\s]+=[^>\s]+'
+
+
+class TestQgsServerWMTS(QgsServerTestBase):
+
+    """QGIS Server WMTS Tests"""
+
+    def wmts_request_compare(self, request, version='', extra_query_string='', reference_base_name=None):
+        #project = self.testdata_path + "test_project_wfs.qgs"
+        project = self.projectGroupsPath
+        assert os.path.exists(project), "Project file not found: " + project
+
+        query_string = '?MAP=%s&SERVICE=WMTS&REQUEST=%s' % (urllib.parse.quote(project), request)
+        if version:
+            query_string += '&VERSION=%s' % version
+
+        if extra_query_string:
+            query_string += '&%s' % extra_query_string
+
+        header, body = self._execute_request(query_string)
+        self.assert_headers(header, body)
+        response = header + body
+
+        if reference_base_name is not None:
+            reference_name = reference_base_name
+        else:
+            reference_name = 'wmts_' + request.lower()
+
+        reference_name += '.txt'
+
+        reference_path = self.testdata_path + reference_name
+
+        self.store_reference(reference_path, response)
+        f = open(reference_path, 'rb')
+        expected = f.read()
+        f.close()
+        response = re.sub(RE_STRIP_UNCHECKABLE, b'', response)
+        expected = re.sub(RE_STRIP_UNCHECKABLE, b'', expected)
+
+        self.assertXMLEqual(response, expected, msg="request %s failed.\n Query: %s" % (query_string, request))
+
+    def test_project_wmts(self):
+        """Test some WMTS request"""
+        for request in ('GetCapabilities',):
+            self.wmts_request_compare(request)
+            #self.wmts_request_compare(request, '1.0.0')
+
+    def test_wmts_gettile(self):
+        # Testing project WMTS layer
+        qs = "?" + "&".join(["%s=%s" % i for i in list({
+            "MAP": urllib.parse.quote(self.projectGroupsPath),
+            "SERVICE": "WMTS",
+            "VERSION": "1.0.0",
+            "REQUEST": "GetTile",
+            "LAYER": "QGIS Server Hello World",
+            "STYLE": "",
+            "TILEMATRIXSET": "EPSG:3857",
+            "TILEMATRIX": "0",
+            "TILEROW": "0",
+            "TILECOL": "0",
+            "FORMAT": "image/png"
+        }.items())])
+
+        r, h = self._result(self._execute_request(qs))
+        self._img_diff_error(r, h, "WMTS_GetTile_Project_3857_0", 20000)
+
+        qs = "?" + "&".join(["%s=%s" % i for i in list({
+            "MAP": urllib.parse.quote(self.projectGroupsPath),
+            "SERVICE": "WMTS",
+            "VERSION": "1.0.0",
+            "REQUEST": "GetTile",
+            "LAYER": "QGIS Server Hello World",
+            "STYLE": "",
+            "TILEMATRIXSET": "EPSG:4326",
+            "TILEMATRIX": "0",
+            "TILEROW": "0",
+            "TILECOL": "0",
+            "FORMAT": "image/png"
+        }.items())])
+
+        r, h = self._result(self._execute_request(qs))
+        self._img_diff_error(r, h, "WMTS_GetTile_Project_4326_0", 20000)
+
+        # Testing group WMTS layer
+        qs = "?" + "&".join(["%s=%s" % i for i in list({
+            "MAP": urllib.parse.quote(self.projectGroupsPath),
+            "SERVICE": "WMTS",
+            "VERSION": "1.0.0",
+            "REQUEST": "GetTile",
+            "LAYER": "CountryGroup",
+            "STYLE": "",
+            "TILEMATRIXSET": "EPSG:3857",
+            "TILEMATRIX": "0",
+            "TILEROW": "0",
+            "TILECOL": "0",
+            "FORMAT": "image/png"
+        }.items())])
+
+        r, h = self._result(self._execute_request(qs))
+        self._img_diff_error(r, h, "WMTS_GetTile_CountryGroup_3857_0", 20000)
+
+        qs = "?" + "&".join(["%s=%s" % i for i in list({
+            "MAP": urllib.parse.quote(self.projectGroupsPath),
+            "SERVICE": "WMTS",
+            "VERSION": "1.0.0",
+            "REQUEST": "GetTile",
+            "LAYER": "CountryGroup",
+            "STYLE": "",
+            "TILEMATRIXSET": "EPSG:4326",
+            "TILEMATRIX": "0",
+            "TILEROW": "0",
+            "TILECOL": "0",
+            "FORMAT": "image/png"
+        }.items())])
+
+        r, h = self._result(self._execute_request(qs))
+        self._img_diff_error(r, h, "WMTS_GetTile_CountryGroup_4326_0", 20000)
+
+        # Testing QgsMapLayer WMTS layer
+        qs = "?" + "&".join(["%s=%s" % i for i in list({
+            "MAP": urllib.parse.quote(self.projectGroupsPath),
+            "SERVICE": "WMTS",
+            "VERSION": "1.0.0",
+            "REQUEST": "GetTile",
+            "LAYER": "Hello",
+            "STYLE": "",
+            "TILEMATRIXSET": "EPSG:3857",
+            "TILEMATRIX": "0",
+            "TILEROW": "0",
+            "TILECOL": "0",
+            "FORMAT": "image/png"
+        }.items())])
+
+        r, h = self._result(self._execute_request(qs))
+        self._img_diff_error(r, h, "WMTS_GetTile_Hello_3857_0", 20000)
+
+        qs = "?" + "&".join(["%s=%s" % i for i in list({
+            "MAP": urllib.parse.quote(self.projectGroupsPath),
+            "SERVICE": "WMTS",
+            "VERSION": "1.0.0",
+            "REQUEST": "GetTile",
+            "LAYER": "Hello",
+            "STYLE": "",
+            "TILEMATRIXSET": "EPSG:4326",
+            "TILEMATRIX": "0",
+            "TILEROW": "0",
+            "TILECOL": "0",
+            "FORMAT": "image/png"
+        }.items())])
+
+        r, h = self._result(self._execute_request(qs))
+        self._img_diff_error(r, h, "WMTS_GetTile_Hello_4326_0", 20000)
+
+
+if __name__ == '__main__':
+    unittest.main()