public void ReplaceFindWord_ReplaceTheFindeWord_ReplaceWord()
{
// Arrange
string userInput = "Hello world";
string word1 = "world";
string word2 = "universe";
string expectedResults = "Hello universe";
// Act
FindAndReplace newFindAndReplace = new FindAndReplace(userInput, word1, word2);
// Assert
Assert.Equal(expectedResults, newFindAndReplace.ReplaceFindWord());
}
