package com.hangman;

import org.junit.Test;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.List;

import java.util.Observable;

import static org.junit.Assert.*;

public class ConsoleDisplayTest extends Observable implements Game {

private List<Character> currentClue;

@Test

public void onGameOverItWritesTheGameOver() {

FakeWriter writer = new FakeWriter();

ConsoleDisplay display = new ConsoleDisplay(writer);

display.gameOver();

List<String> expectedLines = new ArrayList<>();

expectedLines.add("com.hangman.Game Over");

assertEquals(expectedLines, writer.writtenLines());

}

@Test

public void onUpdateOfGameItDisplaysCurrentClue() {

FakeWriter writer = new FakeWriter();

ConsoleDisplay display = new ConsoleDisplay(writer);

currentClue = Arrays.asList(null, 'a', null);

display.update(this, writer);

List<String> expectedLines = new ArrayList<String>();

expectedLines.add("Current Clue Is _ a _ ");

assertEquals(expectedLines, writer.writtenLines());

}

@Override

public boolean isOver() {

return false;

}

@Override

public void guess(char guess) {

}

@Override

public boolean isWinner() {

return false;

}

@Override

public int numGuesses() {

return 0;

}

@Override

public List<Character> currentClue() {

return currentClue;

}

}