public void ItShouldNotSupportOrOperator()
{
BinaryExpression expression1 = Expression.Equal(Expression.Property(Expression.Constant(new Changeset()), "Comment"), Expression.Constant("updating the config file"));
BinaryExpression expression2 = Expression.NotEqual(Expression.Property(Expression.Constant(new Changeset()), "Committer"), Expression.Constant("johndoe"));
var visitor = new ChangesetFilterExpressionVisitor(Expression.OrElse(expression1, expression2));
var node = visitor.Eval();
}
public void ItShouldNotSupportMoreThanOneExpressionPerField()
{
BinaryExpression expression1 = Expression.Equal(Expression.Property(Expression.Constant(new Changeset()), "Comment"), Expression.Constant("updating the config file"));
BinaryExpression expression2 = Expression.NotEqual(Expression.Property(Expression.Constant(new Changeset()), "Comment"), Expression.Constant("deleting a folder"));
var visitor = new ChangesetFilterExpressionVisitor(Expression.And(expression1, expression2));
var node = visitor.Eval();
}
public void ItShouldSupportEqualityOperator()
{
BinaryExpression expression = Expression.Equal(Expression.Property(Expression.Constant(new Changeset()), "Comment"), Expression.Constant("updating the config file"));
var visitor = new ChangesetFilterExpressionVisitor(expression);
var node = visitor.Eval();
Assert.AreEqual(node.Key, "Comment");
Assert.AreEqual(node.Sign, FilterExpressionType.Equal);
Assert.AreEqual(node.Value, "updating the config file");
}
public IEnumerable<Changeset> GetChangesetsByBranch(ODataSelectManyQueryOperation operation)
{
if (operation == null)
{
throw new ArgumentNullException("operation");
}
var parameters = new ChangesetFilterExpressionVisitor(operation.FilterExpression).Eval();
int topRequestValue = this.GetTopRequestValue(operation, parameters);
return this.proxy.GetChangesetsByBranch(operation.Key, parameters, topRequestValue);
}
public void ItShouldSupportAndOperator()
{
BinaryExpression expression1 = Expression.Equal(Expression.Property(Expression.Constant(new Changeset()), "Comment"), Expression.Constant("updating the config file"));
BinaryExpression expression2 = Expression.NotEqual(Expression.Property(Expression.Constant(new Changeset()), "Committer"), Expression.Constant("johndoe"));
var visitor = new ChangesetFilterExpressionVisitor(Expression.And(expression1, expression2));
var firstNode = visitor.Eval();
Assert.AreEqual(firstNode.Key, "Comment");
Assert.AreEqual(firstNode.Sign, FilterExpressionType.Equal);
Assert.AreEqual(firstNode.Value, "updating the config file");
var secondNode = firstNode.NextNode;
Assert.AreEqual(secondNode.Key, "Committer");
Assert.AreEqual(secondNode.Sign, FilterExpressionType.NotEqual);
Assert.AreEqual(secondNode.Value, "johndoe");
}
