public void NullTargetShouldThrow()
{
var guard = new Guard<object>();
guard.AddPredicate(o => o != null, o => new ArgumentNullException());
guard.Evaluate(null);
}
public void NoPredicatesShouldReturnTarget()
{
var target = new object();
var guard = new Guard<object>();
Assert.AreEqual(target, guard.Evaluate(target));
}
public void NullCreateExceptionShouldThrow()
{
var guard = new Guard<object>();
guard.AddPredicate(o => o != null, null);
Assert.Fail("Should have thrown ArgumentNullException.");
}
public void NullPredicateShouldThrow()
{
var guard = new Guard<object>();
guard.AddPredicate(null, o => new Exception());
Assert.Fail("Should have thrown ArgumentNullException.");
}
public Transition(FSMEvent trigger, State target,
Guard guard, Action action)
{
this.trigger = trigger;
this.target = target;
this.guard = guard;
this.action = action;
}
public void SuccessfulEvaluationShouldReturnTarget()
{
var target = new object();
var guard = new Guard<object>();
guard.AddPredicate(o => o != null, o => new ArgumentNullException());
Assert.AreEqual(target, guard.Evaluate(target));
}
public Dictionary<Version, SqlFileInfo> FindUnappliedMigrationsSince(Version version, SqlDirInfo dir,
Guard guard = null)
{
var r = new Dictionary<Version, SqlFileInfo>();
foreach (FileInfo file in dir.DirectoryInfo.GetFiles())
{
string name = file.Name;
Version fileVersion = new Version(name);
if (fileVersion.GetVersion() > 0)
{
if (guard.IsMigrationAllowed(file, version, fileVersion))
{
r.Add(fileVersion, new SqlFileInfo {FileInfo = file, SqlInsertMigration = dir.SqlInsertMigration});
log.Debug(String.Format("{0} is a potential candidate for migration", name), "migration");
}
}
}
return r;
}
/// <summary>
/// Add a transition.
/// </summary>
/// <param name="source">The source state name.</param>
/// <param name="target">The target state name.</param>
/// <param name="eventName">The event name that triggers this transition.</param>
/// <param name="predicate">The guard predicate for this transition.</param>
/// <param name="action">An action callback to be called if this transition is triggered.</param>
public void AddTransition(string source, string target, FSMEvent trigger,
Guard guard, Action action)
{
if(!states.ContainsKey(source)) {
throw new ArgumentException("No such source state found");
}
if(!states.ContainsKey(target)) {
throw new ArgumentException("No such target state found");
}
states[source].AddTransition(new Transition(trigger,
states[target], guard, action));
}
/// <summary>
/// Add a transition.
/// </summary>
/// <param name="source">The source state name.</param>
/// <param name="target">The target state name.</param>
/// <param name="eventName">The event name that triggers this transition.</param>
/// <param name="guard">The guard predicate for this transition.</param>
public void AddTransition(string source, string target, FSMEvent trigger,
Guard guard)
{
AddTransition(source, target, trigger, guard, null);
}
