public void Test_Unreify_00()
{
//true positive
var x = new Var('x');
var y = new Var('y');
var point = new Point(x, y);
var ps = new PointSymbol(point);
var eqGoal = new EqGoal(x, 1); // x=1
bool result = ps.Reify(eqGoal);
Assert.True(result);
Assert.False(point.Concrete);
Assert.True(ps.CachedGoals.Count == 1);
Assert.True(ps.CachedSymbols.Count == 1);
var eqGoal2 = new EqGoal(y, 2); // y=2
result = ps.Reify(eqGoal2);
Assert.True(result);
Assert.False(point.Concrete);
Assert.True(ps.CachedGoals.Count == 2);
Assert.True(ps.CachedSymbols.Count == 1);
result = ps.UnReify(eqGoal); // undo x=1
Assert.True(result);
Assert.False(point.Concrete);
Assert.True(ps.CachedGoals.Count == 1);
Assert.True(ps.CachedSymbols.Count == 1);
var gps = ps.CachedSymbols.ToList()[0] as PointSymbol;
Assert.NotNull(gps);
var gPoint = gps.Shape as Point;
Assert.NotNull(gPoint);
Assert.True(gPoint.XCoordinate.Equals(x));
Assert.True(gPoint.YCoordinate.Equals(2));
result = ps.UnReify(eqGoal2); // undo y = 2
Assert.True(result);
Assert.False(point.Concrete);
Assert.True(ps.CachedGoals.Count == 0);
Assert.True(ps.CachedSymbols.Count == 0);
}
public void Test_Unreify_0()
{
//true positive
var x = new Var('x');
var y = new Var('y');
var point = new Point(x, y);
var ps = new PointSymbol(point);
var eqGoal = new EqGoal(x, 1); // x=1
bool result = ps.Reify(eqGoal);
result = ps.UnReify(eqGoal);
Assert.True(result);
Assert.False(point.Concrete);
Assert.True(ps.CachedGoals.Count == 0);
Assert.True(ps.CachedSymbols.Count == 0);
}
