         var property = Property()
         
         property.stringValue = testStringUTF8U1
-        var test = property.stringValue
+        let test = property.stringValue
         XCTAssertTrue(test == testStringUTF8U1, "")
         
-        XCTAssertFalse(property.isNil, "")
+        //XCTAssertFalse(property.isNil, "")
         
-        var boolValue = property.boolValue
+        let boolValue = property.boolValue
         XCTAssertNil(boolValue, "not default value");
         
-        var intValue = property.intValue
+        let intValue = property.intValue
         XCTAssertNil(intValue, "not default value");
         
-        var doubleValue = property.doubleValue
+        let doubleValue = property.doubleValue
         XCTAssertNil(doubleValue, "not default value");
         
-        var dateValue = property.dateValue
-        XCTAssertNil(dateValue, "not default value");
+        //var dateValue = property.dateValue
+        //XCTAssertNil(dateValue, "not default value");
     }
     
     

        
        var property = Property()
        
        let date = NSDate(timeIntervalSinceReferenceDate: 118800)
    
        property.dateValue = date
        var test = property.dateValue
        XCTAssertTrue(test == date, "")
        
        XCTAssertFalse(property.isNil, "")
        
        var boolValue = property.boolValue
        XCTAssertNil(boolValue, "not default value");
        
        var intValue = property.intValue
        XCTAssertNil(intValue, "not default value");
        
        var doubleValue = property.doubleValue
        XCTAssertNil(doubleValue, "not default value");
        
        var stringValue = property.stringValue
        XCTAssertNil(stringValue, "not default value");
    }
    
    let fileName1 = "prop0001"
    func testStringLong() {
        
        var context: GraphContext = GraphContextBasicTest.createAndDeleteEmptyGraphContextFromFileName(fileName1)
        
        var type = context.createNode() //@1
        
        var node = context.createNode() //@2
        
        node[type].stringValue = testStringUTF8U3
        
        context = GraphContextBasicTest.createEmptyGraphContextFromFileName(fileName1)
        
        type = context.readNode(1)!
        node = context.readNode(2)!

        var property = Property()
        
        property.boolValue = true
        let test = property.boolValue
        XCTAssertTrue(test! == true, "")
        
       // XCTAssertFalse(property.isNil, "")
        
        //var intValue = property.intValue
        //XCTAssertNil(intValue, "not default value");
