public void TestEraserRemovesWordAsEntered()
{
// Act
paper.Text += pencil.Write(testSentence);
paper.Text = eraser.Erase(testWord, paper.Text);
// Assert
Assert.AreEqual(testSentenceWithWhiteSpace, paper.Text, "Test sentence should match paper text, eraser should remove entered word");
}
public void WhenPencilWritesMorePaperStoresAdditionalWriting()
{
Pencil pencil = new Pencil(500, 5);
Paper paper = new Paper();
pencil.Write("Hello World", paper);
pencil.Write(" How are you", paper);
Assert.AreEqual("Hello World" + " How are you", paper.Text);
}
public void WriteWithZeroDurabilityReturnsProperNumberOfWhiteSpace()
{
Pencil pencil = new Pencil(tipDurability1);
pencil.Write(oneDurabilityWrite);
expectedString = " "; //T E S T - 4 letters, 4 white space
actualString = pencil.Write(singleWord5toWrite4toErase);
Assert.AreEqual(expectedString, actualString);
}
public void TestPencilWritesToPaper()
{
// Act
paper.Text += pencil.Write(genericTestSentence);
// Assert
Assert.AreEqual(genericTestSentence, paper.Text, "The text of the paper should match the constant testSentence");
}
public void Pencil_EditWithNoPreviousErase_Throws()
{
var paper = new Paper("An apple a day keeps the doctor away");
var eraser = new Eraser(paper, 20);
var pencil = new Pencil(new PencilProperties()
{
Paper = paper, PointDegradation = 10, MaxNumberOfSharpenings = 3, Eraser = eraser
});
pencil.Write("artichoke", WritingMode.Edit);
Assert.ThrowsException <Exception>(() => pencil.Write("artichoke", WritingMode.Edit), ExceptionMessages.NoPreviousErasedTextToEdit);
}
public void WriteMethodShouldAppendTextToString()
{
string expectedText = "Hello World";
string actualText;
Pencil pencil = new Pencil(20, 20);
actualText = pencil.Write("Hello");
actualText = pencil.Write(" World");
Assert.AreEqual(expectedText, actualText);
}
public void WriteStopsAt0Durabilility()
{
Pencil pencil = new Pencil(tipDurability20, length500, eraserDurability10);
expectedInt = 0;
pencil.Write(phrase14toWrite12toErasewithWhitespace);
pencil.Write(phrase14toWrite12toErasewithWhitespace);
actualInt = pencil.GetTip();
Assert.AreEqual(expectedInt, actualInt);
}
public void WriteStopsAt0Durabilility()
{
Pencil pencil = new Pencil(tipDurability, length, eraser);
expectedInt = 0;
// tip durability is 20. testPhrase costs 14. Run twice
pencil.Write(phraseInput); // expected 6 durability left
pencil.Write(phraseInput); // expected 0 durability, as 6-14 is less than 0
actualInt = pencil.Tip;
Assert.AreEqual(expectedInt, actualInt);
}
public void PointDurabilityFallingToZeroShouldWriteOnlySpaces()
{
string expectedText = "Hello Wor ";
string actualText;
Pencil pencil = new Pencil(20, 10);
pencil.Write("Hello");
pencil.Write(" World");
actualText = pencil.Written;
Assert.AreEqual(expectedText, actualText);
}
public void SharpenShouldResetDurabilityToChosenValueIfLessThanRemaining()
{
string expectedText = "Hell Wo ";
string actualText;
Pencil pencil = new Pencil(8, 5);
pencil.Write("Hello");
pencil.Sharpen(5);
pencil.Write(" World");
actualText = pencil.Written;
Assert.AreEqual(expectedText, actualText);
}
public void WhenWritePassedUpperCaseCharAndCurrentPointDurabilityIsOneCurrentPointDurabiltySetToZero()
{
Pencil pencil = new Pencil(1, 1);
pencil.Write("A");
Assert.AreEqual(0, pencil.PointDurability);
}
public void WhenPencilWithLengthGreaterThanZeroIsSharpenedDurabilityIsRestored()
{
pencil = new Pencil(20, 5, 10);
pencil.Write("", "Mary had");
pencil.Sharpen(pencil.Length);
Assert.Equal(20, pencil.Durability);
}
public void WhenWritePassedEmptyStringPointDurabilityNotAffected()
{
Pencil pencil = new Pencil();
pencil.Write(" ");
Assert.AreEqual(20, pencil.PointDurability);
}
public void WhenWritePassedLowerCaseCharPointDurabilityDecreasedByOne()
{
Pencil pencil = new Pencil();
pencil.Write("a");
Assert.AreEqual(19, pencil.PointDurability);
}
public void WhenPencilLengthIsZeroThePencilDurabilityIsNotChangedIfSharpened()
{
pencil = new Pencil(10, 0, 10);
pencil.Write("", "little ");
pencil.Sharpen(pencil.Length);
Assert.Equal(4, pencil.Durability);
}
public void WhenWriteMethodPassedAStringItReturnsString()
{
Pencil pencil = new Pencil(20, 5);
Paper paper = new Paper();
Assert.AreEqual("Hello World!", pencil.Write("Hello World!", paper));
}
public void WhenWritePassedNumberDurabilityDecreasedByOne()
{
Pencil pencil = new Pencil();
pencil.Write("9");
Assert.AreEqual(19, pencil.PointDurability);
}
public void WhenAPencilIsSharpenedItReturnsToItsMaxDurability()
{
pencil = new Pencil(10, 8);
paper.AddContent(pencil.Write("12345"));
pencil.Sharpen();
Assert.AreEqual(10, pencil.durability);
}
public void WheWritePassedUpperCaseCharCurrentPointDurabilityDecreasesByTwo()
{
Pencil pencil = new Pencil();
pencil.Write("A");
Assert.AreEqual(18, pencil.PointDurability);
}
public void WhenPencilSharpnessReachesZero_PencilNoLongerWrites()
{
pencil = new Pencil(20);
pencil.Write("A funny thing happened on the way to integration testing.", sheet);
Assert.AreEqual("A funny thing happened ", sheet.Text);
}
public void WhenThePencilWritesLowercaseLetterThenThePointDurabilityDegradesByOne()
{
var pencil = new Pencil(4, 3);
pencil.Write("a");
Assert.AreEqual(3, pencil.PointDurability);
}
public void WhenThePencilWritesUppercaseLetterThenThePointDurabilityDegradesByTwo()
{
var pencil = new Pencil(4, 3);
pencil.Write("A");
Assert.AreEqual(2, pencil.PointDurability);
}
public void WhenthePencilWritestextThenThePointDurabilityDegradesByFour()
{
var pencil = new Pencil(4, 3);
pencil.Write("text");
Assert.AreEqual(0, pencil.PointDurability);
}
public void WhenPencilWritesPaperStoresWriting()
{
Pencil pencil = new Pencil(20, 5);
Paper paper = new Paper();
pencil.Write("Hello World", paper);
Assert.AreEqual("Hello World", paper.Text);
}
public void WhenWritePassedFiveCharStringAndPointDurabilityIs4OnlyFirst4CharsWillBeWritten()
{
Pencil pencil = new Pencil(5, 4);
string text = "chuck";
pencil.Write(text);
Assert.AreEqual("chuc ", pencil.Paper);
}
public void WhenWritePassedAdditionalStringItAppendsToExistingText()
{
Pencil pencil = new Pencil(5, 20, 20, "A cat meows");
string appendText = " a dog barks.";
pencil.Write(appendText);
Assert.AreEqual("A cat meows a dog barks.", pencil.Paper);
}
public void WhenThePencilWritesANewLineThenThePointDurabilityRemainsTheSame()
{
var pencil = new Pencil(3, 3);
pencil.Write("\n");
Assert.AreEqual(3, pencil.PointDurability);
}
public void WhenPencilHasDurabilityOfNegativeOne_ItWritesEverythingAndDoesNotDegrade()
{
pencil = new Pencil(-1);
pencil.Write("A funny thing happened on the way to integration testing.", sheet);
Assert.AreEqual(-1, pencil.Sharpness);
Assert.AreEqual("A funny thing happened on the way to integration testing.", sheet.Text);
}
public void WhenWritePassedOneCharStringThatStringIsAppendedToPaper()
{
Pencil pencil = new Pencil();
string newText = "a";
pencil.Write(newText);
Assert.AreEqual("a", pencil.Paper);
}
public void WhenAPencilIsSharpenedItsDurabilityIsReset()
{
pencil = new Pencil(10, 8);
paper.AddContent(pencil.Write("hello"));
pencil.Sharpen();
Assert.AreEqual(10, pencil.durability);
}