public void TestValidate()
{
// No subnodes: Exception is thrown.
TryInvalidValidate(new ExprLikeNode(true));
// singe child node not possible, must be 2 at least
_likeNodeNormal = new ExprLikeNode(false);
_likeNodeNormal.AddChildNode(new SupportExprNode(4));
TryInvalidValidate(_likeNodeNormal);
// test a type mismatch
_likeNodeNormal = new ExprLikeNode(true);
_likeNodeNormal.AddChildNode(new SupportExprNode("sx"));
_likeNodeNormal.AddChildNode(new SupportExprNode(4));
TryInvalidValidate(_likeNodeNormal);
// test numeric supported
_likeNodeNormal = new ExprLikeNode(false);
_likeNodeNormal.AddChildNode(new SupportExprNode(4));
_likeNodeNormal.AddChildNode(new SupportExprNode("sx"));
// test invalid escape char
_likeNodeNormal = new ExprLikeNode(false);
_likeNodeNormal.AddChildNode(new SupportExprNode(4));
_likeNodeNormal.AddChildNode(new SupportExprNode("sx"));
_likeNodeNormal.AddChildNode(new SupportExprNode(5));
}
public void TestEquals()
{
ExprLikeNode otherLikeNodeNot = SupportExprNodeFactory.MakeLikeNode(true, "@");
ExprLikeNode otherLikeNodeNot2 = SupportExprNodeFactory.MakeLikeNode(true, "!");
Assert.IsTrue(_likeNodeNot.EqualsNode(otherLikeNodeNot2));
Assert.IsTrue(otherLikeNodeNot2.EqualsNode(otherLikeNodeNot)); // Escape char itself is an expression
Assert.IsFalse(_likeNodeNormal.EqualsNode(otherLikeNodeNot));
}
private void TryInvalidValidate(ExprLikeNode exprLikeRegexpNode)
{
try {
exprLikeRegexpNode.Validate(ExprValidationContextFactory.MakeEmpty());
Assert.Fail();
}
catch (ExprValidationException ex)
{
// expected
}
}
public static ExprLikeNode MakeLikeNode(bool isNot, string optionalEscape)
{
// Build : s0.string like "%abc__" (with or witout escape)
var node = new ExprLikeNode(isNot);
node.AddChildNode(MakeIdentNode("TheString", "s0"));
node.AddChildNode(new SupportExprNode("%abc__"));
if (optionalEscape != null)
{
node.AddChildNode(new SupportExprNode(optionalEscape));
}
Validate3Stream(node);
return(node);
}
public void SetUp()
{
_likeNodeNormal = SupportExprNodeFactory.MakeLikeNode(false, null);
_likeNodeNot = SupportExprNodeFactory.MakeLikeNode(true, null);
_likeNodeNormalEscaped = SupportExprNodeFactory.MakeLikeNode(false, "!");
}