public void TestUndoRedoCommand()
{
// Arrange
ProjectBlockCollection blocks;
BlockCommandSupervisor commands;
BlockTypeSupervisor blockTypes;
BlockCommandContext context;
SetupMultilineTest(out context, out blocks, out blockTypes, out commands);
var command = new DeleteMultilineTextCommand(
blocks,
new BlockPosition(blocks[0].BlockKey, 5),
new BlockPosition(blocks[3].BlockKey, 5));
commands.Do(command, context);
commands.Undo(context);
// Act
commands.Redo(context);
// Assert
Assert.AreEqual(1, blocks.Count);
Assert.AreEqual(new BlockPosition(blocks[0], 5), commands.LastPosition);
const int index = 0;
Assert.AreEqual("Line 4", blocks[index].Text);
Assert.AreEqual(blockTypes.Chapter, blocks[index].BlockType);
}
public void TestUndoCommand()
{
// Arrange
ProjectBlockCollection blocks;
BlockCommandSupervisor commands;
BlockTypeSupervisor blockTypes;
BlockCommandContext context;
SetupMultilineTest(out context, out blocks, out blockTypes, out commands);
var command = new DeleteMultilineTextCommand(
blocks,
new BlockPosition(blocks[0].BlockKey, 5),
new BlockPosition(blocks[3].BlockKey, 5));
commands.Do(command, context);
// Act
commands.Undo(context);
// Assert
Assert.AreEqual(4, blocks.Count);
Assert.AreEqual(new BlockPosition(blocks[3], 5), commands.LastPosition);
int index = 0;
Assert.AreEqual("Line 1", blocks[index].Text);
Assert.AreEqual(blockTypes.Chapter, blocks[index].BlockType);
index++;
Assert.AreEqual("Line 2", blocks[index].Text);
Assert.AreEqual(blockTypes.Scene, blocks[index].BlockType);
index++;
Assert.AreEqual("Line 3", blocks[index].Text);
Assert.AreEqual(blockTypes.Scene, blocks[index].BlockType);
index++;
Assert.AreEqual("Line 4", blocks[index].Text);
Assert.AreEqual(blockTypes.Scene, blocks[index].BlockType);
}
