public void Game_Runs_Over_2D_World_From_Console()
{
var worldSize = "3x4";
var lifeCoords = "0,0.1,1.1,2";
var fakeInput = new FakeInput();
var sequenceOfInput = new string[] { worldSize, lifeCoords, "", "" };
fakeInput.SetupSequence(sequenceOfInput);
var fakeOutput = new FakeOutput();
var fakeSleeper = new FakeSleeper();
var expectedGenerationOne = $"*...\n.**.\n....\n";
var expectedGenerationTwo = $".*..\n.*..\n.*..\n";
var expectedGenerationThree = $"***.\n***.\n***.\n";
var expectedEmptyWorld = $"....\n....\n....\n";
var game = new Game(fakeInput, fakeOutput, fakeSleeper);
game.Run();
Assert.Equal(1, fakeInput.readStrings[worldSize]);
Assert.Equal(1, fakeInput.readStrings[lifeCoords]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationOne]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationTwo]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationThree]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedEmptyWorld]);
Assert.Equal(3, fakeSleeper.Calls);
}
public void Game_Runs_Over_2D_World_From_Console_With_Custom_CellStrings()
{
var worldSize = "4x5";
var lifeCoords = "0,1.2,1.2,3.3,3";
string deadCellString = "🐙";
string liveCellString = "🙊";
var fakeInput = new FakeInput();
var sequenceOfInput = new string[] { worldSize, lifeCoords, deadCellString, liveCellString };
fakeInput.SetupSequence(sequenceOfInput);
var fakeOutput = new FakeOutput();
var fakeSleeper = new FakeSleeper();
var expectedGenerationOne = $"🐙🙊🐙🐙🐙\n🐙🐙🐙🐙🐙\n🐙🙊🐙🙊🐙\n🐙🐙🐙🙊🐙\n";
var expectedGenerationTwo = $"🐙🐙🐙🐙🐙\n🐙🐙🙊🐙🐙\n🐙🐙🙊🐙🐙\n🐙🐙🐙🐙🐙\n";
var expectedGenerationThree = $"🐙🐙🐙🐙🐙\n🐙🐙🐙🐙🐙\n🐙🐙🐙🐙🐙\n🐙🐙🐙🐙🐙\n";
var game = new Game(fakeInput, fakeOutput, fakeSleeper);
game.Run();
Assert.Equal(1, fakeInput.readStrings[worldSize]);
Assert.Equal(1, fakeInput.readStrings[lifeCoords]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationOne]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationTwo]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationThree]);
Assert.Equal(2, fakeSleeper.Calls);
}
public void Game_Skips_Over_Invalid_Input()
{
var worldSize = "5x4";
var garbage = "i am garbage";
var lifeCoords = "0,1.2,1.2,3.3,3";
var fakeInput = new FakeInput();
var sequenceOfInput = new string[] { garbage, worldSize, garbage, lifeCoords, "", "" };
fakeInput.SetupSequence(sequenceOfInput);
var fakeOutput = new FakeOutput();
var fakeSleeper = new FakeSleeper();
var expectedGenerationOne = $".*..\n....\n.*.*\n...*\n....\n";
var expectedGenerationTwo = $"....\n*.*.\n*.*.\n*.*.\n....\n";
var expectedGenerationThree = $"....\n....\n*.*.\n....\n....\n";
var expectedEmptyWorld = $"....\n....\n....\n....\n....\n";
var game = new Game(fakeInput, fakeOutput, fakeSleeper);
game.Run();
Assert.Equal(1, fakeInput.readStrings[worldSize]);
Assert.Equal(1, fakeInput.readStrings[lifeCoords]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationOne]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationTwo]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationThree]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedEmptyWorld]);
Assert.Equal(3, fakeSleeper.Calls);
}
public void Game_Plays_Over_World_From_File()
{
var pathToTestWorld = @"/Users/Alvin.Zhao/Projects/katas/conways_gol/Game-of-Life/exampleWorlds/testWorld.txt";
var fileReader = File.OpenText(pathToTestWorld);
var fakeOutput = new FakeOutput();
var fakeSleeper = new FakeSleeper();
var game = new Game(fileReader, fakeOutput, fakeSleeper);
var expectedGenerationOne = $"*...\n.**.\n....\n";
var expectedGenerationTwo = $".*..\n.*..\n.*..\n";
var expectedGenerationThree = $"***.\n***.\n***.\n";
var expectedEmptyWorld = $"....\n....\n....\n";
game.Run();
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationOne]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationTwo]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedGenerationThree]);
Assert.Equal(1, fakeOutput.writtenStrings[expectedEmptyWorld]);
Assert.Equal(3, fakeSleeper.Calls);
}