private static async Task <SmallBasicEngine> VerifyRuntimeAux(this SmallBasicCompilation compilation, IEngineLibraries libraries, string memoryContents)
{
compilation.VerifyDiagnostics();
SmallBasicEngine engine = new SmallBasicEngine(compilation, libraries);
while (engine.State != ExecutionState.Terminated)
{
engine.State.Should().Be(ExecutionState.Running, "loggers cannot move to another state");
await engine.Execute().ConfigureAwait(false);
}
DebuggerSnapshot snapshot = engine.GetSnapshot();
snapshot.ExecutionStack.Should().BeEmpty();
if (!memoryContents.IsDefault())
{
string values = Environment.NewLine
+ snapshot.Memory.Select(pair => $"{pair.Key} = {pair.Value.ToDisplayString()}").Join(Environment.NewLine);
values.Should().Be(memoryContents);
}
return(engine);
}
public static async Task <SmallBasicEngine> VerifyExecutionState(this SmallBasicCompilation compilation, ExecutionState executionState, ExecutionMode mode = ExecutionMode.RunToEnd)
{
compilation.VerifyDiagnostics();
SmallBasicEngine engine = new SmallBasicEngine(compilation, new LibrariesCollection());
engine.Mode = mode;
await engine.Execute().ConfigureAwait(false);
engine.State.Should().Be(executionState);
return(engine);
}