public void ApplyShouldInsertStringInDifferentPositions(int position)
{
state.CurrentPosition = position;
command = new InsertStringCommand("1");
var result = command.Apply(state);
result.Should().BeTrue();
state.Text[position].Should().Be('1');
state.CurrentPosition.Should().Be(position + 1);
}
public void ApplyShouldInsertStringWithDifferentLength(string insertString)
{
var insertPosition = 3;
state.CurrentPosition = insertPosition;
command = new InsertStringCommand(insertString);
var result = command.Apply(state);
result.Should().BeTrue();
state.Text.ToString().Substring(insertPosition, insertString.Length).Should().BeEquivalentTo(insertString);
state.CurrentPosition.Should().Be(insertPosition + insertString.Length);
}
public void RevertShouldRestoreStateInDifferentPositions(int position)
{
state.CurrentPosition = position;
command = new InsertStringCommand("1");
var oldState = new ControllerState(state);
var applyResult = command.Apply(state);
applyResult.Should().BeTrue();
var result = command.Revert(state);
result.Should().BeTrue();
state.Should().Be(oldState);
}
public void RevertShouldRestoreStateWithDifferentLength(string insertString)
{
var insertPosition = 3;
state.CurrentPosition = insertPosition;
command = new InsertStringCommand(insertString);
var oldState = new ControllerState(state);
var applyResult = command.Apply(state);
applyResult.Should().BeTrue();
var result = command.Revert(state);
result.Should().BeTrue();
state.Should().Be(oldState);
}
