public void eraseTest()
{
var writer = new Pencil();
writer.write("How much wood would a woodchuck chuck if a woodchuck could chuck wood?");
Assert.AreEqual(writer.sheet, "How much wood would a woodchuck chuck if a woodchuck could chuck wood?");
// Erase chuck and see if we get what we would expect.
writer.erase("chuck");
Assert.AreEqual(writer.sheet, "How much wood would a woodchuck chuck if a woodchuck could wood?");
// Erase chuck again and see if we get what we would expect.
writer.erase("chuck");
Assert.AreEqual(writer.sheet, "How much wood would a woodchuck chuck if a wood could wood?");
}
public void editTest()
{
// test erase and edit.
var writer = new Pencil();
writer.write("An apple a day keeps the doctor away.");
writer.erase("apple");
Assert.AreEqual(writer.sheet, "An a day keeps the doctor away.");
writer.edit(3, "onion");
Assert.AreEqual(writer.sheet, "An onion a day keeps the doctor away.");
// Now edit in something too big forthe gap.
writer.erase("onion");
Assert.AreEqual(writer.sheet, "An a day keeps the doctor away.");
writer.edit(3, "artichoke");
Assert.AreEqual(writer.sheet, "An artich@k@ay keeps the doctor away.");
}
public void eraseDurabilityTest()
{
// Test erasing at end and from right to left
var writer = new Pencil()
{
eraserDurability = 3
};
writer.write("Buffalo Bill");
writer.erase("Bill");
Assert.AreEqual(writer.sheet, "Buffalo B ");
}
