public void CreateNullDelta()
{
IAccountStateDelta delta = new AccountStateDeltaImpl(GetState);
Assert.Empty(delta.UpdatedAddresses);
Assert.Equal("a", delta.GetState(_addr[0]));
Assert.Equal("b", delta.GetState(_addr[1]));
Assert.Null(delta.GetState(_addr[2]));
}
public void GetSetState()
{
IAccountStateDelta init = new AccountStateDeltaImpl(GetState);
IAccountStateDelta a = init.SetState(_addr[0], "A");
Assert.Equal("A", a.GetState(_addr[0]));
Assert.Equal("a", init.GetState(_addr[0]));
Assert.Equal("b", a.GetState(_addr[1]));
Assert.Equal("b", init.GetState(_addr[1]));
Assert.Null(a.GetState(_addr[2]));
Assert.Null(init.GetState(_addr[2]));
Assert.Equal(
new[] { _addr[0] }.ToImmutableHashSet(),
a.UpdatedAddresses
);
Assert.Empty(init.UpdatedAddresses);
IAccountStateDelta b = a.SetState(_addr[0], "z");
Assert.Equal("z", b.GetState(_addr[0]));
Assert.Equal("A", a.GetState(_addr[0]));
Assert.Equal("a", init.GetState(_addr[0]));
Assert.Equal("b", b.GetState(_addr[1]));
Assert.Equal("b", a.GetState(_addr[1]));
Assert.Null(b.GetState(_addr[2]));
Assert.Null(a.GetState(_addr[2]));
Assert.Equal(
new[] { _addr[0] }.ToImmutableHashSet(),
a.UpdatedAddresses
);
Assert.Empty(init.UpdatedAddresses);
IAccountStateDelta c = b.SetState(_addr[0], "a");
Assert.Equal("a", c.GetState(_addr[0]));
Assert.Equal("z", b.GetState(_addr[0]));
Assert.Empty(c.UpdatedAddresses);
Assert.Empty(init.UpdatedAddresses);
}