// VisitFailure
public virtual void testSomeIdentity()
{
Identity id = new Identity();
Some some = new Some(logVisitor(id));
Logger expected = new Logger(id, new IVisitable[]{n1,n2});
IVisitable nodeReturned = some.visit(n0);
Assertion.AssertEquals(expected, logger);
Assertion.AssertEquals(n0, nodeReturned);
}
// throws VisitFailure
public virtual void testSomeOneFailure()
{
IVisitor v = new FailAtNodes(n1);
Some some = new Some(logVisitor(v));
Logger expected = new Logger(v, new IVisitable[]{n1,n2});
IVisitable nodeReturned = null;
nodeReturned = some.visit(n0);
Assertion.AssertEquals(expected, logger);
Assertion.AssertEquals(n0, nodeReturned);
}
public virtual void testSomeAllFailures()
{
Fail f = new Fail();
Some some = new Some(logVisitor(f));
Logger expected = new Logger(f, new IVisitable[]{n1,n2});
IVisitable nodeReturned = null;
try {
nodeReturned = some.visit(n0);
}
catch (VisitFailure)
{
Assertion.AssertEquals(expected, logger);
Assertion.AssertNull(nodeReturned);
}
}
public virtual void testSomeLeaf()
{
Identity id = new Identity();
Some some = new Some(logVisitor(id));
Logger expected = new Logger();
IVisitable nodeReturned = null;
try
{
nodeReturned = some.visit(n11);
Assertion.Fail("Some(leaf) should fail!");
}
catch (VisitFailure)
{
Assertion.AssertEquals(expected, logger);
Assertion.AssertNull(nodeReturned);
}
}