private RefList <Ref> ToList(params Ref[] refs)
{
RefListBuilder <Ref> b = new RefListBuilder <Ref>(refs.Length);
b.AddAll(refs, 0, refs.Length);
return(b.ToRefList());
}
/// <summary>
/// Obtain a builder initialized with the first
/// <code>n</code>
/// elements.
/// <p>
/// Copies the first
/// <code>n</code>
/// elements from this list into a new builder,
/// which can be used by the caller to add additional elements.
/// </summary>
/// <param name="n">the number of elements to copy.</param>
/// <returns>
/// a new builder with the first
/// <code>n</code>
/// elements already added.
/// </returns>
public RefListBuilder <T> Copy(int n)
{
RefListBuilder <T> r = new RefListBuilder <T>(Math.Max(16, n));
r.AddAll(list, 0, n);
return(r);
}
public virtual void TestCopyConstructorReusesArray()
{
RefListBuilder <Ref> one = new RefListBuilder <Ref>();
one.Add(REF_A);
RefList <Ref> two = new RefList <Ref>(one.ToRefList());
one.Set(0, REF_B);
NUnit.Framework.Assert.AreSame(REF_B, two.Get(0));
}
public virtual void TestBuilder_Remove()
{
RefListBuilder <Ref> builder = new RefListBuilder <Ref>();
builder.Add(REF_A);
builder.Add(REF_B);
builder.Remove(0);
NUnit.Framework.Assert.AreEqual(1, builder.Size());
NUnit.Framework.Assert.AreSame(REF_B, builder.Get(0));
}
public virtual void TestBuilder_AddAll()
{
RefListBuilder <Ref> builder = new RefListBuilder <Ref>(1);
Ref[] src = new Ref[] { REF_A, REF_B, REF_c, REF_A };
builder.AddAll(src, 1, 2);
RefList <Ref> list = builder.ToRefList();
NUnit.Framework.Assert.AreEqual(2, list.Size());
NUnit.Framework.Assert.AreSame(REF_B, list.Get(0));
NUnit.Framework.Assert.AreSame(REF_c, list.Get(1));
}
public virtual void TestBuilder_ToString()
{
StringBuilder exp = new StringBuilder();
exp.Append("[");
exp.Append(REF_A);
exp.Append(", ");
exp.Append(REF_B);
exp.Append("]");
RefListBuilder <Ref> list = new RefListBuilder <Ref>();
list.Add(REF_A);
list.Add(REF_B);
NUnit.Framework.Assert.AreEqual(exp.ToString(), list.ToString());
}
public virtual void TestBuilder_AddThenSort()
{
RefListBuilder <Ref> builder = new RefListBuilder <Ref>(1);
builder.Add(REF_B);
builder.Add(REF_A);
RefList <Ref> list = builder.ToRefList();
NUnit.Framework.Assert.AreEqual(2, list.Size());
NUnit.Framework.Assert.AreSame(REF_B, list.Get(0));
NUnit.Framework.Assert.AreSame(REF_A, list.Get(1));
builder.Sort();
list = builder.ToRefList();
NUnit.Framework.Assert.AreEqual(2, list.Size());
NUnit.Framework.Assert.AreSame(REF_A, list.Get(0));
NUnit.Framework.Assert.AreSame(REF_B, list.Get(1));
}
public virtual void TestEmptyBuilder()
{
RefList <Ref> list = new RefListBuilder <Ref>().ToRefList();
NUnit.Framework.Assert.AreEqual(0, list.Size());
NUnit.Framework.Assert.IsFalse(list.Iterator().HasNext());
NUnit.Framework.Assert.AreEqual(-1, list.Find("a"));
NUnit.Framework.Assert.AreEqual(-1, list.Find("z"));
NUnit.Framework.Assert.IsFalse(list.Contains("a"));
NUnit.Framework.Assert.IsNull(list.Get("a"));
NUnit.Framework.Assert.IsTrue(list.AsList().IsEmpty());
NUnit.Framework.Assert.AreEqual("[]", list.ToString());
// default array capacity should be 16, with no bounds checking.
NUnit.Framework.Assert.IsNull(list.Get(16 - 1));
try
{
list.Get(16);
NUnit.Framework.Assert.Fail("default RefList should have 16 element array");
}
catch (IndexOutOfRangeException)
{
}
}
