public void WhenTextIsWrittenItAppearsInTheFile()
{
// ARRANGE
Prepender p = new Prepender("hello, how are you?");
File.Delete("moo.txt");
// ACT
p.Prepend("moo.txt");
// ASSERT
Assert.AreEqual("hello, how are you?\r\n", File.ReadAllText("moo.txt"), "The value should be prepended to the file");
}
public void WhenTextIsWrittenTwiceItIsPrepended()
{
// ARRANGE
Prepender p = new Prepender("hello, how are you?");
Prepender q = new Prepender("Hi there!");
File.Delete("moo.txt");
// ACT
p.Prepend("moo.txt");
q.Prepend("Moo.txt");
// ASSERT
Assert.AreEqual("Hi there!\r\nhello, how are you?\r\n", File.ReadAllText("moo.txt"), "Two values should be prepended");
}