/AvalonEdit/ICSharpCode.AvalonEdit.Tests/Editing/TextSegmentReadOnlySectionTests.cs
http://github.com/icsharpcode/ILSpy · C# · 183 lines · 139 code · 19 blank · 25 comment · 0 complexity · 4c806c581ee51c40167de6e448977bc8 MD5 · raw file
- // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
- //
- // Permission is hereby granted, free of charge, to any person obtaining a copy of this
- // software and associated documentation files (the "Software"), to deal in the Software
- // without restriction, including without limitation the rights to use, copy, modify, merge,
- // publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
- // to whom the Software is furnished to do so, subject to the following conditions:
- //
- // The above copyright notice and this permission notice shall be included in all copies or
- // substantial portions of the Software.
- //
- // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
- // INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
- // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
- // FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- // DEALINGS IN THE SOFTWARE.
- using ICSharpCode.AvalonEdit.Document;
- using System;
- using System.Linq;
- using NUnit.Framework;
- namespace ICSharpCode.AvalonEdit.Editing
- {
- [TestFixture]
- public class TextSegmentReadOnlySectionTests
- {
- TextSegmentCollection<TextSegment> segments;
- TextSegmentReadOnlySectionProvider<TextSegment> provider;
-
- [SetUp]
- public void SetUp()
- {
- segments = new TextSegmentCollection<TextSegment>();
- provider = new TextSegmentReadOnlySectionProvider<TextSegment>(segments);
- }
-
- [Test]
- public void InsertionPossibleWhenNothingIsReadOnly()
- {
- Assert.IsTrue(provider.CanInsert(0));
- Assert.IsTrue(provider.CanInsert(100));
- }
-
- [Test]
- public void DeletionPossibleWhenNothingIsReadOnly()
- {
- var result = provider.GetDeletableSegments(new SimpleSegment(10, 20)).ToList();
- Assert.AreEqual(1, result.Count);
- Assert.AreEqual(10, result[0].Offset);
- Assert.AreEqual(20, result[0].Length);
- }
-
- [Test]
- public void EmptyDeletionPossibleWhenNothingIsReadOnly()
- {
- var result = provider.GetDeletableSegments(new SimpleSegment(10, 0)).ToList();
- Assert.AreEqual(1, result.Count);
- Assert.AreEqual(10, result[0].Offset);
- Assert.AreEqual(0, result[0].Length);
- }
-
- [Test]
- public void InsertionPossibleBeforeReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 10, EndOffset = 15 });
- Assert.IsTrue(provider.CanInsert(5));
- }
-
- [Test]
- public void InsertionPossibleAtStartOfReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 10, EndOffset = 15 });
- Assert.IsTrue(provider.CanInsert(10));
- }
-
- [Test]
- public void InsertionImpossibleInsideReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 10, EndOffset = 15 });
- Assert.IsFalse(provider.CanInsert(11));
- Assert.IsFalse(provider.CanInsert(12));
- Assert.IsFalse(provider.CanInsert(13));
- Assert.IsFalse(provider.CanInsert(14));
- }
-
- [Test]
- public void InsertionPossibleAtEndOfReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 10, EndOffset = 15 });
- Assert.IsTrue(provider.CanInsert(15));
- }
-
- [Test]
- public void InsertionPossibleBetweenReadOnlySegments()
- {
- segments.Add(new TextSegment { StartOffset = 10, EndOffset = 15 });
- segments.Add(new TextSegment { StartOffset = 15, EndOffset = 20 });
- Assert.IsTrue(provider.CanInsert(15));
- }
-
- [Test]
- public void DeletionImpossibleInReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 10, Length = 5 });
- var result = provider.GetDeletableSegments(new SimpleSegment(11, 2)).ToList();
- Assert.AreEqual(0, result.Count);
- }
-
- [Test]
- public void EmptyDeletionImpossibleInReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 10, Length = 5 });
- var result = provider.GetDeletableSegments(new SimpleSegment(11, 0)).ToList();
- Assert.AreEqual(0, result.Count);
- }
-
- [Test]
- public void EmptyDeletionPossibleAtStartOfReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 10, Length = 5 });
- var result = provider.GetDeletableSegments(new SimpleSegment(10, 0)).ToList();
- Assert.AreEqual(1, result.Count);
- Assert.AreEqual(10, result[0].Offset);
- Assert.AreEqual(0, result[0].Length);
- }
-
- [Test]
- public void EmptyDeletionPossibleAtEndOfReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 10, Length = 5 });
- var result = provider.GetDeletableSegments(new SimpleSegment(15, 0)).ToList();
- Assert.AreEqual(1, result.Count);
- Assert.AreEqual(15, result[0].Offset);
- Assert.AreEqual(0, result[0].Length);
- }
-
- [Test]
- public void DeletionAroundReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 20, Length = 5 });
- var result = provider.GetDeletableSegments(new SimpleSegment(15, 16)).ToList();
- Assert.AreEqual(2, result.Count);
- Assert.AreEqual(15, result[0].Offset);
- Assert.AreEqual(5, result[0].Length);
- Assert.AreEqual(25, result[1].Offset);
- Assert.AreEqual(6, result[1].Length);
- }
-
- [Test]
- public void DeleteLastCharacterInReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 20, Length = 5 });
- var result = provider.GetDeletableSegments(new SimpleSegment(24, 1)).ToList();
- Assert.AreEqual(0, result.Count);
- /* // we would need this result for the old Backspace code so that the last character doesn't get selected:
- Assert.AreEqual(1, result.Count);
- Assert.AreEqual(25, result[0].Offset);
- Assert.AreEqual(0, result[0].Length);*/
- }
-
- [Test]
- public void DeleteFirstCharacterInReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 20, Length = 5 });
- var result = provider.GetDeletableSegments(new SimpleSegment(20, 1)).ToList();
- Assert.AreEqual(0, result.Count);
- /* // we would need this result for the old Delete code so that the first character doesn't get selected:
- Assert.AreEqual(1, result.Count);
- Assert.AreEqual(2, result[0].Offset);
- Assert.AreEqual(0, result[0].Length);*/
- }
-
- [Test]
- public void DeleteWholeReadOnlySegment()
- {
- segments.Add(new TextSegment { StartOffset = 20, Length = 5 });
- var result = provider.GetDeletableSegments(new SimpleSegment(20, 5)).ToList();
- Assert.AreEqual(0, result.Count);
- }
- }
- }