public void VerifyWhenWordOccursTwiceOnPaperAndEraseCalledTwiceForThatWordBothOccurrencesAreErased()
{
PencilDurability pencilDurability = new PencilDurability(10, 1, 10);
string paper = "test my eraser test";
pencilDurability.InitializePaper(paper);
pencilDurability.Erase("test");
pencilDurability.Erase("test");
Assert.Equal(" my eraser ", pencilDurability.GetPaperText());
}
public void VerifyWhenEraserDurabilityIsThreeAndBillIsErasedThenOnlyFirstLetterOfBillRemains()
{
PencilDurability pencilDurability = new PencilDurability(10, 1, 3);
string paper = "Buffalo Bill";
pencilDurability.InitializePaper(paper);
pencilDurability.Erase("Bill");
Assert.Equal("Buffalo B ", pencilDurability.GetPaperText());
}
public void VerifyWhenEraserDurabilityIsFiveAndWordBillIsErasedWithSpaceThenEraserDurabilityIsOne()
{
PencilDurability pencilDurability = new PencilDurability(10, 1, 5);
string paper = "Buffalo Bill";
pencilDurability.InitializePaper(paper);
pencilDurability.Erase(" Bill");
Assert.Equal(1, pencilDurability.GetEraserDurability());
}
public void VerifyWhenEraserDurabilityIsFourAndWordBillIsErasedThenEraserDurabilityIsZero()
{
PencilDurability pencilDurability = new PencilDurability(10, 1, 4);
string paper = "Buffalo Bill";
pencilDurability.InitializePaper(paper);
pencilDurability.Erase("Bill");
Assert.Equal(0, pencilDurability.GetEraserDurability());
}
public void VerifyWhenTheWordTestIsErasedThenLastOccurrenceOfTestOnPaperIsReplacedWithWhitespace()
{
PencilDurability pencilDurability = new PencilDurability(10, 1, 10);
string paper = "Test my eraser test";
pencilDurability.InitializePaper(paper);
pencilDurability.Erase("test");
Assert.Equal("Test my eraser ", pencilDurability.GetPaperText());
}
