Add provider test for mssql

tests/src/python/CMakeLists.txt

@@ -1,4 +1,5 @@
 SET (ENABLE_PGTEST FALSE CACHE BOOL "Enable PostgreSQL provider tests")
+SET (ENABLE_MSSQLTEST FALSE CACHE BOOL "Enable MsSQL provider tests")
 
 INCLUDE(UsePythonTest)
 # Run one of the two server tests at the beginning so they don't run in
@@ -83,6 +84,10 @@ IF (ENABLE_PGTEST)
   ADD_PYTHON_TEST(PyQgsRelationEditWidget test_qgsrelationeditwidget.py)
 ENDIF (ENABLE_PGTEST)
 
+IF (ENABLE_MSSQLTEST)
+  ADD_PYTHON_TEST(PyQgsMssqlProvider test_provider_mssql.py)
+ENDIF (ENABLE_MSSQLTEST)
+
 IF (WITH_APIDOC)
   ADD_PYTHON_TEST(PyQgsDocCoverage test_qgsdoccoverage.py)
   #SIP coverage test relies on API doc parsing to identify members which should be in bindings

tests/src/python/test_provider_mssql.py

@@ -0,0 +1,57 @@
+# -*- coding: utf-8 -*-
+"""QGIS Unit tests for the MS SQL provider.
+
+.. 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__ = 'Nyall Dawson'
+__date__ = '2015-12-07'
+__copyright__ = 'Copyright 2015, The QGIS Project'
+# This will get replaced with a git SHA1 when you do a git archive
+__revision__ = '$Format:%H$'
+
+import qgis
+import os
+import sys
+from qgis.core import NULL
+
+from qgis.core import QgsVectorLayer, QgsFeatureRequest, QgsFeature, QgsProviderRegistry
+from PyQt4.QtCore import QSettings
+from utilities import (unitTestDataPath,
+                       getQgisTestApp,
+                       unittest,
+                       TestCase
+                       )
+from providertestbase import ProviderTestCase
+
+QGISAPP, CANVAS, IFACE, PARENT = getQgisTestApp()
+TEST_DATA_DIR = unitTestDataPath()
+
+
+class TestPyQgsMssqlProvider(TestCase, ProviderTestCase):
+
+    @classmethod
+    def setUpClass(cls):
+        """Run before all tests"""
+        cls.dbconn = u"dbname='gis' host=localhost\sqlexpress"
+        if 'QGIS_MSSQLTEST_DB' in os.environ:
+            cls.dbconn = os.environ['QGIS_MSSQLTEST_DB']
+        # Create test layer
+        cls.vl = QgsVectorLayer(cls.dbconn + ' sslmode=disable key=\'pk\' srid=4326 type=POINT table="qgis_test"."someData" (geom) sql=', 'test', 'mssql')
+        assert(cls.vl.isValid())
+        cls.provider = cls.vl.dataProvider()
+
+    @classmethod
+    def tearDownClass(cls):
+        """Run after all tests"""
+
+    def enableCompiler(self):
+        QSettings().setValue(u'/qgis/compileExpressions', True)
+
+    def disableCompiler(self):
+        QSettings().setValue(u'/qgis/compileExpressions', False)
+
+if __name__ == '__main__':
+    unittest.main()

tests/testdata/provider/testdata_mssql.sql

@@ -0,0 +1,17 @@
+CREATE SCHEMA qgis_test
+
+CREATE TABLE qgis_test.[someData] (
+    pk integer PRIMARY KEY,
+    cnt integer,
+    name nvarchar(max) DEFAULT 'qgis',
+    name2 nvarchar(max) DEFAULT 'qgis',
+    geom geometry
+)
+
+INSERT INTO qgis_test.[someData] (pk, cnt, name, name2, geom) VALUES
+(5, -200, NULL, 'NuLl', geometry::STGeomFromText( 'Point(-71.123 78.23)', 4326 )),
+(3,  300, 'Pear', 'PEaR', NULL),
+(1,  100, 'Orange', 'oranGe', geometry::STGeomFromText( 'Point(-70.332 66.33)', 4326 )),
+(2,  200, 'Apple', 'Apple', geometry::STGeomFromText( 'Point(-68.2 70.8)', 4326 )),
+(4,  400, 'Honey', 'Honey', geometry::STGeomFromText( 'Point(-65.32 78.3)', 4326 ))
+;