public static void ValidStateTransitionTest_Entered_Exited(TransactionContextAffinity affinity)
{
using (var context = new TransactionContext(affinity))
{
context.StateChanged +=
(sender, e) =>
{
if (e.OldState == TransactionContextState.Entered)
{
Assert.AreEqual(TransactionContextState.ToBeRollbacked, context.State);
Assert.AreEqual(TransactionContextState.ToBeRollbacked, e.NewState);
}
else
{
Assert.AreEqual(TransactionContextState.Exited, context.State);
Assert.AreEqual(TransactionContextState.ToBeRollbacked, e.OldState);
Assert.AreEqual(TransactionContextState.Exited, e.NewState);
}
};
context.Exit();
Assert.AreEqual(TransactionContextState.Exited, context.State);
}
}
public static void ValidValidStateTransitionTest_Exited_Exited(TransactionContextAffinity affinity)
{
using (var context = new TransactionContext(affinity))
{
context.Exit();
Assert.AreEqual(TransactionContextState.Exited, context.State);
context.StateChanged +=
(sender, e) =>
{
if (e.NewState == TransactionContextState.Exited)
Assert.Fail("Changed event should not be raised again");
};
context.Exit();
Assert.AreEqual(TransactionContextState.Exited, context.State);
}
}
public static void InvalidStateTransitionTest_Exited_ToBeRollbacked(TransactionContextAffinity affinity)
{
var ex = Assert.Throws<InvalidOperationException>(
() =>
{
using (var context = new TransactionContext(affinity))
{
context.Exit();
Assert.AreEqual(TransactionContextState.Exited, context.State);
context.VoteRollback();
}
});
}
public static void ValidStateTransitionTest_ToBeRollbacked_Exited(TransactionContextAffinity affinity)
{
using (var context = new TransactionContext(affinity))
{
context.VoteRollback();
Assert.AreEqual(TransactionContextState.ToBeRollbacked, context.State);
context.Exit();
Assert.AreEqual(TransactionContextState.Exited, context.State);
}
}