public void Rename_NullTarget_ReturnsEmpty()
{
// Arrange
string name = null;
var renameOp = new AdjustNumberingOperation();
var expected = RenameResult.Empty;
// Act
var result = renameOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void Rename_EmptySequence_AddsNothing()
{
// Arrange
string name = "Blah";
var renameOp = new AdjustNumberingOperation();
var expected = new RenameResult()
{
new Diff("Blah", DiffOperation.Equal)
};
// Act
var result = renameOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void Rename_OnlyNumbersZeroOffset_DoesNothing()
{
// Arrange
var name = "123";
var renameOp = new AdjustNumberingOperation();
renameOp.Offset = 0;
var expected = new RenameResult()
{
new Diff("123", DiffOperation.Equal),
};
// Act
var result = renameOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void Rename_BigPositiveOffset_IncreasesStringLength()
{
// Arrange
var name = "1";
var renameOp = new AdjustNumberingOperation();
renameOp.Offset = 24;
var expected = new RenameResult()
{
new Diff("1", DiffOperation.Deletion),
new Diff("25", DiffOperation.Insertion),
};
// Act
var result = renameOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void Rename_OnlyNumbersNegativeOffset_Subtracts()
{
// Arrange
var name = "123";
var renameOp = new AdjustNumberingOperation();
renameOp.Offset = -1;
var expected = new RenameResult()
{
new Diff("12", DiffOperation.Equal),
new Diff("3", DiffOperation.Deletion),
new Diff("2", DiffOperation.Insertion),
};
// Act
var result = renameOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void Rename_BigNegativeOffset_ShortensString()
{
// Arrange
var name = "12";
var renameOp = new AdjustNumberingOperation();
renameOp.Offset = -4;
var expected = new RenameResult()
{
new Diff("1", DiffOperation.Deletion),
new Diff("8", DiffOperation.Insertion),
new Diff("2", DiffOperation.Deletion),
};
// Act
var result = renameOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void Rename_MultipleNumberGroups_AddsToAll()
{
// Arrange
var name = "234abc567";
var renameOp = new AdjustNumberingOperation();
renameOp.Offset = 1;
var expected = new RenameResult()
{
new Diff("23", DiffOperation.Equal),
new Diff("4", DiffOperation.Deletion),
new Diff("5", DiffOperation.Insertion),
new Diff("abc56", DiffOperation.Equal),
new Diff("7", DiffOperation.Deletion),
new Diff("8", DiffOperation.Insertion),
};
// Act
var result = renameOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
