public void Test_Insert_InputWordMorethanOneCharacter_ExpectedDollarSignInsertedAfterEachCharButLastOne()
{
var ids = new InsertDollarSignAfter();
var word = "Hello";
var expected = "H$e$l$l$o";
var actual = ids.Insert(word);
Assert.AreEqual(expected, actual);
}
public void Test_Insert_InputEmptyOrNullString_ExpectedEmptyString()
{
var ids = new InsertDollarSignAfter();
string[] tests = { string.Empty, null };
var expected = string.Empty;
foreach (var test in tests)
{
var actual = ids.Insert(test);
Assert.AreEqual(expected, actual);
}
}