public void GetHashCodeUsesConstraints()
{
Query query1 = new Query();
Query query2 = new Query();
Query query3 = new Query();
query1.AddConstraint(new Constraint(new VariableExpression(new Variable("var"))));
query2.AddConstraint(new Constraint(new VariableExpression(new Variable("var"))));
query3.AddConstraint(new Constraint(new VariableExpression(new Variable("other"))));
Assert.IsTrue(query1.GetHashCode() == query2.GetHashCode(), "Query1 should have same hash code as query2");
Assert.IsTrue(query1.GetHashCode() != query3.GetHashCode(), "Query1 should not have same hash code as query3");
}
public void EqualsComparesConstraints()
{
Query query1 = new Query();
Query query2 = new Query();
Query query3 = new Query();
query1.AddConstraint(new Constraint(new VariableExpression(new Variable("var"))));
query2.AddConstraint(new Constraint(new VariableExpression(new Variable("var"))));
query3.AddConstraint(new Constraint(new VariableExpression(new Variable("other"))));
Assert.IsTrue(query1.Equals(query2), "Query1 should equal query2");
Assert.IsTrue(!query1.Equals(query3), "Query1 should not equal query3");
}
