Postgres provider: test default values are correctly returned

tests/src/python/test_provider_postgres.py

@@ -14,6 +14,7 @@ __revision__ = '$Format:%H$'
 
 import qgis
 import os
+from qgis.core import NULL
 
 from qgis.core import QgsVectorLayer, QgsFeatureRequest, QgsFeature, QgsProviderRegistry
 from PyQt4.QtCore import QSettings
@@ -46,5 +47,11 @@ class TestPyQgsPostgresProvider(TestCase, ProviderTestCase):
     def disableCompiler(self):
         QSettings().setValue(u'/qgis/postgres/compileExpressions', False)
 
+# HERE GO THE PROVIDER SPECIFIC TESTS
+    def testDefaultValue(self):
+        assert self.provider.defaultValue(0) == u'nextval(\'qgis_test."someData_pk_seq"\'::regclass)'
+        assert self.provider.defaultValue(1) == NULL
+        assert self.provider.defaultValue(2) == '\'qgis\'::text'
+
 if __name__ == '__main__':
     unittest.main()

tests/testdata/provider/testdata.sql

@@ -1,4 +1,4 @@
---
+--
 -- PostgreSQL database dump
 --
 
@@ -35,9 +35,9 @@ SET default_with_oids = false;
 --
 
 CREATE TABLE "someData" (
-    pk integer NOT NULL,
+    pk SERIAL NOT NULL,
     cnt integer,
-    name text,
+    name text DEFAULT 'qgis',
     geom public.geometry(Point,4326)
 );