public void TestValidate() { // test success _orNode.AddChildNode(new SupportExprNode(typeof(Boolean))); _orNode.AddChildNode(new SupportExprNode(typeof(Boolean))); _orNode.Validate(ExprValidationContextFactory.MakeEmpty()); // test failure, type mismatch _orNode.AddChildNode(new SupportExprNode(typeof(string))); try { _orNode.Validate(ExprValidationContextFactory.MakeEmpty()); Assert.Fail(); } catch (ExprValidationException ex) { // Expected } // test failed - with just one child _orNode = new ExprOrNode(); _orNode.AddChildNode(new SupportExprNode(typeof(Boolean))); try { _orNode.Validate(ExprValidationContextFactory.MakeEmpty()); Assert.Fail(); } catch (ExprValidationException ex) { // Expected } }