public void RoundTripValuesArePreserved()
{
string savedState = string.Empty;
// Save the state string when SaveProgramState(s) called
this.provider
.When(x => x.SaveProgramState(Arg.Any <string>()))
.Do(x => savedState = (string)x.Args()[0]);
// Set state information and dispose the state object to save.
var state = new ProgramState(this.provider);
state.Set("Age", 55);
state.Set("Address", new { Street = street, City = city, Garbage = false });
state.Set(nameof(BowAndSkewMapDatum), new { FeetCounter = 5 });
state.Set(nameof(PatternRepeatMapDatum), new { FeetCounter = 4 });
state.Save();
this.provider
.Received(1);
// Be sure that the state can be reconstituted
this.provider = Substitute.For <IProgramStateProvider>();
this.provider.GetProgramState().Returns(savedState);
var state2 = new ProgramState(this.provider);
Assert.Equal(55, state2.Get <int>("Age"));
var address = state2.GetSubState("Address");
Assert.Equal(street, address.Get <string>("Street"));
Assert.Equal(city, address.Get <string>("City"));
Assert.False(address.Get <bool>("Garbage"));
Assert.Equal(5, state2.Get <BowAndSkewMapDatum>(nameof(BowAndSkewMapDatum)).FeetCounter);
Assert.Equal(4, state2.Get <PatternRepeatMapDatum>(nameof(PatternRepeatMapDatum)).FeetCounter);
}
public ProgramState(IProgramStateProvider provider)
{
this.provider = provider;
try
{
string text = provider.GetProgramState() ?? "{}";
this.root = JObject.Parse(text);
}
catch (Exception)
{
this.root = new JObject();
}
}
public ProgramStateTests()
{
this.provider = Substitute.For <IProgramStateProvider>();
this.provider.GetProgramState().Returns("{}");
}
