Add some more expression compilation tests, fix <> string for OGR

Author: nyalldawson

src/core/qgssqlexpressioncompiler.cpp

@@ -94,6 +94,7 @@ QgsSqlExpressionCompiler::Result QgsSqlExpressionCompiler::compileNode( const Qg
 
       QString op;
       bool partialCompilation = false;
+      bool failOnPartialNode = false;
       switch ( n->op() )
       {
         case QgsExpression::boEQ:
@@ -129,6 +130,7 @@ QgsSqlExpressionCompiler::Result QgsSqlExpressionCompiler::compileNode( const Qg
 
         case QgsExpression::boIsNot:
           op = "IS NOT";
+          failOnPartialNode = mFlags.testFlag( CaseInsensitiveStringMatch );
           break;
 
         case QgsExpression::boLike:
@@ -146,9 +148,11 @@ QgsSqlExpressionCompiler::Result QgsSqlExpressionCompiler::compileNode( const Qg
         case QgsExpression::boNotLike:
           op = "NOT LIKE";
           partialCompilation = mFlags.testFlag( LikeIsCaseInsensitive );
+          failOnPartialNode = mFlags.testFlag( CaseInsensitiveStringMatch );
           break;
 
         case QgsExpression::boNotILike:
+          failOnPartialNode = mFlags.testFlag( CaseInsensitiveStringMatch );
           if ( mFlags.testFlag( LikeIsCaseInsensitive ) )
             op = "NOT LIKE";
           else
@@ -164,6 +168,7 @@ QgsSqlExpressionCompiler::Result QgsSqlExpressionCompiler::compileNode( const Qg
           break;
 
         case QgsExpression::boNE:
+          failOnPartialNode = mFlags.testFlag( CaseInsensitiveStringMatch );
           op = "<>";
           break;
 
@@ -211,6 +216,9 @@ QgsSqlExpressionCompiler::Result QgsSqlExpressionCompiler::compileNode( const Qg
       QString right;
       Result rr( compileNode( n->opRight(), right ) );
 
+      if ( failOnPartialNode && ( lr == Partial || rr == Partial ) )
+        return Fail;
+
       result = left + ' ' + op + ' ' + right;
       if ( lr == Complete && rr == Complete )
         return ( partialCompilation ? Partial : Complete );

tests/src/python/providertestbase.py

@@ -41,7 +41,10 @@ def runGetFeatureTests(self, provider):
         self.assert_query(provider, '"name" NOT ILIKE \'QGIS\'', [1, 2, 3, 4])
         self.assert_query(provider, '"name" NOT ILIKE \'pEAR\'', [1, 2, 4])
         self.assert_query(provider, 'name = \'Apple\'', [2])
+        self.assert_query(provider, 'name <> \'Apple\'', [1, 3, 4])
         self.assert_query(provider, 'name = \'apple\'', [])
+        self.assert_query(provider, '"name" <> \'apple\'', [1, 2, 3, 4])
+        self.assert_query(provider, '(name = \'Apple\') is not null', [1, 2, 3, 4])
         self.assert_query(provider, 'name LIKE \'Apple\'', [2])
         self.assert_query(provider, 'name LIKE \'aPple\'', [])
         self.assert_query(provider, 'name ILIKE \'aPple\'', [2])
@@ -84,6 +87,14 @@ def runGetFeatureTests(self, provider):
         self.assert_query(provider, 'not true', [])
         self.assert_query(provider, 'not false', [1, 2, 3, 4, 5])
         self.assert_query(provider, 'not null', [])
+        #not
+        self.assert_query(provider, 'not name = \'Apple\'', [1, 3, 4])
+        self.assert_query(provider, 'not name IS NULL', [1, 2, 3, 4])
+        self.assert_query(provider, 'not name = \'Apple\' or name = \'Apple\'', [1, 2, 3, 4])
+        self.assert_query(provider, 'not name = \'Apple\' or not name = \'Apple\'', [1, 3, 4])
+        self.assert_query(provider, 'not name = \'Apple\' and pk = 4', [4])
+        self.assert_query(provider, 'not name = \'Apple\' and not pk = 4', [1, 3])
+        self.assert_query(provider, 'not pk IN (1, 2, 4, 8)', [3, 5])
 
     def testGetFeaturesUncompiled(self):
         try: