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/**
* Copyright (c) David Miller. All rights reserved.
* The use and distribution terms for this software are covered by the
* Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
* which can be found in the file epl-v10.html at the root of this distribution.
* By using this software in any fashion, you are agreeing to be bound by
* the terms of this license.
* You must not remove this notice, or any other, from this software.
**/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using NUnit.Framework;
using clojure.lang;
namespace Clojure.Tests.LibTests
{
public class ISeqTestHelper : AssertionHelper
{
public void VerifyISeqContents(ISeq s, IList<object> values)
{
int i=0;
for (; s != null; s = s.next(), i++)
Expect(s.first(), EqualTo(values[i]));
Expect(i, EqualTo(values.Count));
}
public void VerifyISeqCons(ISeq s, object newVal, IList<object> values)
{
ISeq newSeq = s.cons(newVal);
Expect(newSeq.first(), EqualTo(newVal));
VerifyISeqContents(newSeq.next(), values);
}
public void VerifyISeqRestTypes(ISeq s, Type type)
{
for ( ; s.next() != null; s = s.next())
Expect(s.next(), InstanceOfType(type));
}
public void VerifyISeqRestMaintainsMeta(ISeq s)
{
IPersistentMap meta = ((IMeta)s).meta();
for (; s.next() != null; s = s.next())
Expect(((IMeta)s.next()).meta(), EqualTo(meta));
}
}
}
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