public void Setup() { document = new TextDocument(); document.Text = "1\n2\n3\n4\n5\n6\n7\n8\n9\n10"; heightTree = new HeightTree(document, 10); foreach (DocumentLine line in document.Lines) { heightTree.SetHeight(line, line.LineNumber); } }
public void CollapsingTest() { char[] chars = { 'a', 'b', '\r', '\n' }; char[] buffer = new char[20]; HeightTree heightTree = new HeightTree(document, 10); List<CollapsedLineSection> collapsedSections = new List<CollapsedLineSection>(); for (int i = 0; i < 2500; i++) { // Console.WriteLine("Iteration " + i); // Console.WriteLine(heightTree.GetTreeAsString()); // foreach (CollapsedLineSection cs in collapsedSections) { // Console.WriteLine(cs); // } switch (rnd.Next(0, 10)) { case 0: case 1: case 2: case 3: case 4: case 5: int offset = rnd.Next(0, document.TextLength); int length = rnd.Next(0, document.TextLength - offset); int newTextLength = rnd.Next(0, 20); for (int j = 0; j < newTextLength; j++) { buffer[j] = chars[rnd.Next(0, chars.Length)]; } document.Replace(offset, length, new string(buffer, 0, newTextLength)); break; case 6: case 7: int startLine = rnd.Next(1, document.LineCount + 1); int endLine = rnd.Next(startLine, document.LineCount + 1); collapsedSections.Add(heightTree.CollapseText(document.GetLineByNumber(startLine), document.GetLineByNumber(endLine))); break; case 8: if (collapsedSections.Count > 0) { CollapsedLineSection cs = collapsedSections[rnd.Next(0, collapsedSections.Count)]; // unless the text section containing the CollapsedSection was deleted: if (cs.Start != null) { cs.Uncollapse(); } collapsedSections.Remove(cs); } break; case 9: foreach (DocumentLine ls in document.Lines) { heightTree.SetHeight(ls, ls.LineNumber); } break; } var treeSections = new HashSet<CollapsedLineSection>(heightTree.GetAllCollapsedSections()); int expectedCount = 0; foreach (CollapsedLineSection cs in collapsedSections) { if (cs.Start != null) { expectedCount++; Assert.IsTrue(treeSections.Contains(cs)); } } Assert.AreEqual(expectedCount, treeSections.Count); CheckLines(); HeightTests.CheckHeights(document, heightTree); } }