public void TestVariants()
{
var variants = new Dictionary <string, string>()
{
{ "cat", "tac" },
{ "123 456 7890", "321 654 0987" },
{ " 123 4 ", " 321 4 " },
{ "123 ", "321 " },
{ " 123", " 321" },
};
foreach (var variant in variants)
{
// check reversing
var reversed = WordReverseHelper.ReverseWholeWords(variant.Key);
Assert.AreEqual(reversed, variant.Value);
// check double reversing
reversed = WordReverseHelper.ReverseWholeWords(reversed);
Assert.AreEqual(reversed, variant.Key);
}
}
public void TestFunctionalRequirement()
{
var result = WordReverseHelper.ReverseWholeWords("Cat and dog");
Assert.AreEqual(result, "taC dna god");
}