public void GapBuffer_RemoveTest()
{
GapBuffer <int> buf = CreateTestGapBuffer();
Assert.IsFalse(buf.Remove(0));
Assert.AreEqual(16, buf.IndexOf(999));
Assert.IsTrue(buf.Remove(999));
Assert.AreEqual(-1, buf.IndexOf(999));
buf.RemoveAt(1);
Assert.AreEqual(1, buf.Gap);
buf.RemoveAt(0);
Assert.AreEqual(23, buf.Count);
Assert.AreEqual(0, buf.Gap);
Assert.AreEqual(9, buf.GapCount);
Assert.AreEqual(9, buf.AfterGap);
buf.RemoveAt(21);
Assert.AreEqual(21, buf.Gap);
buf.RemoveAt(21);
Assert.AreEqual(21, buf.Count);
Assert.AreEqual(21, buf.Gap);
Assert.AreEqual(11, buf.GapCount);
Assert.AreEqual(32, buf.AfterGap);
for (int i = 0; i < buf.Count; i++)
{
Assert.AreEqual(102 + i, buf[i]);
}
}
public void TestSearchForwardMany()
{
GapBuffer buffer = new GapBuffer();
buffer.Text = new string ('a', 100);
int cnt = 0;
int o = 0;
while ((o = buffer.IndexOf("a", o, buffer.TextLength - o, StringComparison.Ordinal)) >= 0)
{
cnt++;
o++;
}
Assert.AreEqual(100, cnt);
}
public void GapBuffer_IndexOfTest()
{
GapBuffer <int> buf = CreateTestGapBuffer();
Assert.AreEqual(0, buf.IndexOf(100));
Assert.AreEqual(15, buf.IndexOf(115));
Assert.AreEqual(17, buf.IndexOf(116));
Assert.AreEqual(25, buf.IndexOf(124));
Assert.AreEqual(-1, buf.IndexOf(125));
Assert.AreEqual(16, buf.IndexOf(999));
Assert.IsTrue(buf.Contains(100));
Assert.IsTrue(buf.Contains(999));
Assert.IsFalse(buf.Contains(0));
}
public void TestSearchForwardMany()
{
GapBuffer buffer = new GapBuffer ();
buffer.Text = new string ('a', 100);
int cnt = 0;
int o = 0;
while ((o = buffer.IndexOf ("a", o, buffer.TextLength - o, StringComparison.Ordinal)) >= 0) {
cnt++;
o++;
}
Assert.AreEqual (100, cnt);
}
public void TestSearchForwardIgnoreCase()
{
GapBuffer buffer = new GapBuffer ();
for (int i = 0; i < 100; i++) {
buffer.Insert (0, "a");
}
var idx = new List<int> (new [] { 0, buffer.TextLength / 2, buffer.TextLength });
idx.ForEach (i => buffer.Insert (i, "test"));
// move gap to the beginning
buffer.Replace (idx [0], 1, buffer.GetCharAt (idx [0]).ToString ());
List<int> results = new List<int> ();
int o = 0;
while ((o = buffer.IndexOf ("TEST", o, buffer.TextLength - o, StringComparison.OrdinalIgnoreCase)) >= 0) {
results.Add (o);
o++;
}
Assert.AreEqual (idx.Count, results.Count, "matches != " + idx.Count + " - found:" + results.Count);
for (int i = 0; i < idx.Count; i++)
Assert.AreEqual (idx [i], results [i], (i + 1) + ". match != " + idx [i] + " was " + results [i]);
// move gap to the middle
buffer.Replace (idx [1], 1, buffer.GetCharAt (idx [1]).ToString ());
results = new List<int> ();
o = 0;
while ((o = buffer.IndexOf ("TEST", o, buffer.TextLength - o, StringComparison.OrdinalIgnoreCase)) >= 0) {
results.Add (o);
o++;
}
Assert.AreEqual (idx.Count, results.Count, "matches != " + idx.Count + " - found:" + results.Count);
for (int i = 0; i < idx.Count; i++)
Assert.AreEqual (idx [i], results [i], (i + 1) + ". match != " + idx [i] + " was " + results [i]);
// move gap to the end
buffer.Replace (idx [2], 1, buffer.GetCharAt (idx [2]).ToString ());
results = new List<int> ();
o = 0;
while ((o = buffer.IndexOf ("TEST", o, buffer.TextLength - o, StringComparison.OrdinalIgnoreCase)) >= 0) {
results.Add (o);
o++;
}
Assert.AreEqual (idx.Count, results.Count, "matches != " + idx.Count + " - found:" + results.Count);
for (int i = 0; i < idx.Count; i++)
Assert.AreEqual (idx [i], results [i], (i + 1) + ". match != " + idx [i] + " was " + results [i]);
// move gap to the end
buffer.Replace (buffer.TextLength - 1, 1, buffer.GetCharAt (buffer.TextLength - 1).ToString ());
results = new List<int> ();
o = 0;
while ((o = buffer.IndexOf ("TEST", o, buffer.TextLength - o, StringComparison.OrdinalIgnoreCase)) >= 0) {
results.Add (o);
o++;
}
Assert.AreEqual (idx.Count, results.Count, "matches != " + idx.Count + " - found:" + results.Count);
for (int i = 0; i < idx.Count; i++)
Assert.AreEqual (idx[i], results[i], (i + 1) +". match != " + idx[i] + " was " + results[i]);
}
public void TestSearchForward()
{
GapBuffer buffer = new GapBuffer();
for (int i = 0; i < 100; i++)
{
buffer.Insert(0, "a");
}
var idx = new List <int> (new [] { 0, buffer.TextLength / 2, buffer.TextLength });
idx.ForEach(i => buffer.Insert(i, "test"));
// move gap to the beginning
buffer.Replace(idx [0], 1, buffer.GetCharAt(idx [0]).ToString());
List <int> results = new List <int> ();
int o = 0;
while ((o = buffer.IndexOf("test", o, buffer.TextLength - o, StringComparison.Ordinal)) >= 0)
{
results.Add(o);
o++;
}
Assert.AreEqual(idx.Count, results.Count, "matches != " + idx.Count + " - found:" + results.Count);
for (int i = 0; i < idx.Count; i++)
{
Assert.AreEqual(idx [i], results [i], (i + 1) + ". match != " + idx [i] + " was " + results [i]);
}
// move gap to the middle
buffer.Replace(idx [1], 1, buffer.GetCharAt(idx [1]).ToString());
results = new List <int> ();
o = 0;
while ((o = buffer.IndexOf("test", o, buffer.TextLength - o, StringComparison.Ordinal)) >= 0)
{
results.Add(o);
o++;
}
Assert.AreEqual(idx.Count, results.Count, "matches != " + idx.Count + " - found:" + results.Count);
for (int i = 0; i < idx.Count; i++)
{
Assert.AreEqual(idx [i], results [i], (i + 1) + ". match != " + idx [i] + " was " + results [i]);
}
// move gap to the end
buffer.Replace(idx [2], 1, buffer.GetCharAt(idx [2]).ToString());
results = new List <int> ();
o = 0;
while ((o = buffer.IndexOf("test", o, buffer.TextLength - o, StringComparison.Ordinal)) >= 0)
{
results.Add(o);
o++;
}
Assert.AreEqual(idx.Count, results.Count, "matches != " + idx.Count + " - found:" + results.Count);
for (int i = 0; i < idx.Count; i++)
{
Assert.AreEqual(idx [i], results [i], (i + 1) + ". match != " + idx [i] + " was " + results [i]);
}
// move gap to the end
buffer.Replace(buffer.TextLength - 1, 1, buffer.GetCharAt(buffer.TextLength - 1).ToString());
results = new List <int> ();
o = 0;
while ((o = buffer.IndexOf("test", o, buffer.TextLength - o, StringComparison.Ordinal)) >= 0)
{
results.Add(o);
o++;
}
Assert.AreEqual(idx.Count, results.Count, "matches != " + idx.Count + " - found:" + results.Count);
for (int i = 0; i < idx.Count; i++)
{
Assert.AreEqual(idx[i], results[i], (i + 1) + ". match != " + idx[i] + " was " + results[i]);
}
}