public void RenameToLower_ValidUpperCharacters_AreLowered()
{
// Arrange
var name = "SOME UPPER";
var changeCaseOp = new ChangeCaseOperation();
var expectedName = "some upper";
var expected = new RenameResult();
for (int i = 0; i < name.Length; ++i)
{
var expectedNameChar = expectedName.Substring(i, 1);
var nameChar = name.Substring(i, 1);
if (nameChar == expectedNameChar)
{
expected.Add(new Diff(nameChar, DiffOperation.Equal));
continue;
}
expected.Add(new Diff(nameChar, DiffOperation.Deletion));
expected.Add(new Diff(expectedNameChar, DiffOperation.Insertion));
}
// Act
var result = changeCaseOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void RenameToUpper_ValidLowerCharacters_AreUppered()
{
// Arrange
var name = "this is all lower";
var changeCaseOp = new ChangeCaseOperation();
changeCaseOp.Casing = ChangeCaseOperation.CasingChange.Uppercase;
var expectedName = "THIS IS ALL LOWER";
var expected = new RenameResult();
for (int i = 0; i < name.Length; ++i)
{
var expectedNameChar = expectedName.Substring(i, 1);
var nameChar = name.Substring(i, 1);
if (nameChar == expectedNameChar)
{
expected.Add(new Diff(nameChar, DiffOperation.Equal));
continue;
}
expected.Add(new Diff(nameChar, DiffOperation.Deletion));
expected.Add(new Diff(expectedNameChar, DiffOperation.Insertion));
}
// Act
var result = changeCaseOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void Rename_EmptyString_DoesNothing()
{
// Arrange
var name = string.Empty;
var changeCaseOp = new ChangeCaseOperation();
var expected = RenameResult.Empty;
// Act
var result = changeCaseOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void Rename_NullTarget_DoesNothing()
{
// Arrange
string name = null;
var changeCaseOp = new ChangeCaseOperation();
var expected = RenameResult.Empty;
// Act
var result = changeCaseOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void Rename_Symbols_AreUnchanged()
{
// Arrange
var name = "!@#$%^&*()_-=+[]\\;',.";
var changeCaseOp = new ChangeCaseOperation();
var expected = new RenameResult()
{
new Diff(name, DiffOperation.Equal)
};
// Act
var result = changeCaseOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void RenameToLower_ValidUpperCharactersFirstOnly_OnlyFirstLowered()
{
// Arrange
var name = "SOME Upper";
var changeCaseOp = new ChangeCaseOperation();
changeCaseOp.ChangeFirstCharacterOnly = true;
var expected = new RenameResult()
{
new Diff("S", DiffOperation.Deletion),
new Diff("s", DiffOperation.Insertion),
new Diff("OME Upper", DiffOperation.Equal),
};
// Act
var result = changeCaseOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}
public void RenameToUpper_ValidLowerCharactersFirstOnly_OnlyFirstIsUppered()
{
// Arrange
var name = "this is ALMOST all lower";
var changeCaseOp = new ChangeCaseOperation();
changeCaseOp.Casing = ChangeCaseOperation.CasingChange.Uppercase;
changeCaseOp.ChangeFirstCharacterOnly = true;
var expected = new RenameResult()
{
new Diff("t", DiffOperation.Deletion),
new Diff("T", DiffOperation.Insertion),
new Diff("his is ALMOST all lower", DiffOperation.Equal),
};
// Act
var result = changeCaseOp.Rename(name, 0);
// Assert
Assert.AreEqual(expected, result);
}