public void Should_have_saved_current_level(Level expectedLevel)
{
if (storedCurrentLevel == null) throw new Exception("No level stored yet");
var errorMessage = string.Format("Expected {0}, but was {1}", expectedLevel, storedCurrentLevel);
if (!storedCurrentLevel.Equals(expectedLevel)) throw new Exception(errorMessage);
}
public void Setup()
{
level1 = new Level(1, "");
level1Copy = new Level(1, "");
level2 = new Level(2, "");
nullLevel = null;
}
public void AddLevel(Level level)
{
if (level == null) throw new ArgumentNullException();
if (levels.ContainsKey(level.Number)) throw new ArgumentException("Level already exists");
levels.Add(level.Number, level);
Announce("Level loaded: {0}, {1}", level.Number, level.Description);
}
public void It_ignore_comment_when_checking_equality()
{
var level1 = new Level(1, "level 1");
var level1Copy = new Level(1, "level 1 copy");
Assert.IsTrue(level1.Equals(level1Copy));
Assert.AreEqual(level1Copy, level1);
}
public void Start()
{
if (!levels.Any()) throw new InvalidOperationException("At least one level must be specified before the lift can be started");
isStarted = true;
if (levelDataStorage.HasStoredLevelInfo())
{
var storedLevel = levelDataStorage.GetCurrentLevel();
CurrentLevel = levels[storedLevel.Number];
AnnounceStart();
}
else
{
CurrentLevel = levels.First().Value;
AnnounceStart();
LiftUp();
}
}
public void SaveCurrentLevel(Level level)
{
GuardForInitialized();
var levelDto = new LevelDTO()
{
LevelNumber = level.Number,
Description = level.Description
};
var existingLevelsWithSameNumber = elevatorCollection.Find(Query.EQ("LevelNumber", level.Number));
if (existingLevelsWithSameNumber.Any())
{
var existingLevel = existingLevelsWithSameNumber.First();
existingLevel.Description = level.Description;
elevatorCollection.Save(existingLevel);
}
else
{
elevatorCollection.Save(levelDto);
}
}
public void It_will_call_up_on_the_level_object()
{
var hasCalledUpDelegate = false;
var level1 = new Level(1, "");
var level2 = new Level(2, "", () => { hasCalledUpDelegate = true; });
mocked.storage.StubGetCurrentLevelAndReturn(level1);
lift.AddLevel(level1, level2);
lift.Start();
lift.Up();
Assert.IsTrue(hasCalledUpDelegate, "Expected up to be called on level object");
}
public void It_will_announce_going_up()
{
var level1 = new Level(1, "level 1");
var level2 = new Level(2, "level 2");
lift.AddLevel(level1, level2);
lift.Start();
lift.Up();
mocked.logger.Should_contain_entry("Arrived at [Level Number=2, Description=level 2]");
}
public void It_will_not_store_level_if_lift_fails()
{
var level1 = new Level(1, "", () => { throw new Exception("Something happened"); });
lift.AddLevel(level1);
lift.Start();
mocked.storage.Should_not_have_saved_current_level();
}
public void It_will_announce_going_up()
{
var level1 = new Level(1, "");
lift.AddLevel(level1);
lift.Start();
mocked.logger.Should_contain_entry("Arrived at [Level Number=1, Description=]");
}
public void It_will_set_current_level()
{
var level1 = new Level(1, "ground level");
lift.AddLevel(level1);
lift.Start();
Assert.AreEqual(level1, lift.CurrentLevel);
}
public void It_will_not_store_level_if_lift_fails()
{
var level1 = new Level(1, "");
var level2 = new Level(2, "", () => { throw new Exception("Could not lift"); });
lift.AddLevel(level1, level2);
lift.Start();
lift.Start();
mocked.storage.Should_have_saved_current_level(new Level(1, ""));
}
public void StubGetCurrentLevelAndReturn(Level stubbedCurrentLevel)
{
this.stubbedCurrentLevel = stubbedCurrentLevel;
}
public void SaveCurrentLevel(Level level)
{
storedCurrentLevel = level;
}
public void It_will_go_to_next_level()
{
var level1 = new Level(1, "");
var level2 = new Level(2, "");
lift.AddLevel(level1, level2);
lift.Start();
lift.Up();
Assert.AreEqual(level2, lift.CurrentLevel);
}
public void It_should_set_Description_property()
{
var level = new Level(1, "initial schema");
Assert.AreEqual("initial schema", level.Description);
}
public void It_will_handle_elevators_with_only_one_level()
{
var upCallCount = 0;
var groundLevel = new Level(0, "The only level", () => upCallCount++);
lift.AddLevel(groundLevel);
lift.Start();
mocked.storage.StubHasStoredLevelInfoAndReturn(true);
lift.Up();
Assert.AreEqual(1, upCallCount);
}
public void It_should_set_Number_property()
{
var level = new Level(1, "description");
Assert.AreEqual(1, level.Number);
}
public void It_will_throw_exception_when_going_over_top_level()
{
var level1 = new Level(1, "");
var level2 = new Level(2, "");
lift.AddLevel(level1, level2);
lift.Start();
lift.Up();
lift.Up();
}
public void SaveCurrentLevel(Level level)
{
}
public void It_will_update_current_level_to_be_the_lowest_level()
{
var levelMinus1 = new Level(-1, "");
var level1 = new Level(1, "");
var level2 = new Level(2, "");
lift.AddLevel(levelMinus1, level1, level2);
lift.Start();
Assert.AreEqual(levelMinus1, lift.CurrentLevel);
}
public void It_will_go_up_all_the_levels()
{
var level1Visited = 0;
var level2Visited = 0;
var level3Visited = 0;
var level1 = new Level(1, "", () => level1Visited++);
var level2 = new Level(2, "", () => level2Visited++);
var level3 = new Level(3, "", () => level3Visited++);
lift.AddLevel(level1, level2, level3);
lift.Start();
lift.Top();
Assert.AreEqual(1, level1Visited, "Expected level 1 to be visited");
Assert.AreEqual(1, level2Visited, "Expected level 2 to be visited");
Assert.AreEqual(1, level3Visited, "Expected level 3 to be visited");
}
public void It_will_call_up_on_the_level_object()
{
var hasCalledUpDelegate = false;
var level1 = new Level(1, "", () => { hasCalledUpDelegate = true; });
lift.AddLevel(level1);
lift.Start();
Assert.IsTrue(hasCalledUpDelegate, "Expected up to be called on level object");
}
public void Setup()
{
level1VisitedCount = 0;
level2VisitedCount = 0;
level3VisitedCount = 0;
level4VisitedCount = 0;
level1 = new Level(1, "", () => level1VisitedCount++);
level2 = new Level(2, "", () => level2VisitedCount++);
level3 = new Level(3, "", () => level3VisitedCount++);
level4 = new Level(4, "", () => level4VisitedCount++);
lift.AddLevel(level1, level2, level3, level4);
mocked.storage.StubHasStoredLevelInfoAndReturn(true);
mocked.storage.StubGetCurrentLevelAndReturn(level2);
lift.Start();
lift.Top();
}
public void It_will_announce_the_failed_lift()
{
var level1 = new Level(1, "init setup", () => { throw new Exception("Failed because db is down"); });
lift.AddLevel(level1);
lift.Start();
mocked.logger.Should_contain_entry("Failed to lift: Level 1, init setup");
mocked.logger.Last_entry_should_start_with("System.Exception: Failed because db is down");
}
private void PrepareLiftToNextLevel()
{
var currentLevelNumber = levels.IndexOfValue(CurrentLevel);
if (levels.Count > 1 && currentLevelNumber >= levels.Count - 1) throw new InvalidOperationException("On the top level");
var newCurrentLevelNumber = ++currentLevelNumber;
if (newCurrentLevelNumber < levels.Count)
{
CurrentLevel = levels.ElementAt(newCurrentLevelNumber).Value;
}
}
