public void NotShrinking()
{
Func <bool> runFunc =
() =>
{
if (theInt == 42)
{
return(true); // means failure
}
return(false);
};
theInt = 42;
var shrinkStrat =
new ShrinkingStrategy()
.Add(Manipulate.This(this)
.Change(e => e.theInt, -1)
.Change(e => e.theInt, 0)
.Change(e => e.theInt, 1));
shrinkStrat.Shrink(runFunc);
Assert.False(shrinkStrat.Shrunk());
}
public override void Shrink(Func <bool> runFunc)
{
shrunk =
new ShrinkingStrategy()
.Add(Manipulate.This(this)
.Change(e => e.input, -1)
.Change(e => e.input, 0)
.Change(e => e.input, 1));
shrunk.Shrink(runFunc);
}
public void SimpleShrinking()
{
Func <bool> runFunc = () => true; // means fail always
theInt = 42;
var shrinkStrat =
new ShrinkingStrategy()
.Add(Manipulate.This(this)
.Change(e => e.theInt, -1)
.Change(e => e.theInt, 0)
.Change(e => e.theInt, 1));
shrinkStrat.Shrink(runFunc);
Assert.True(shrinkStrat.Shrunk());
}
public override void Shrink(Func <bool> runFunc)
{
shrinkA =
new ShrinkingStrategy()
.Add(Manipulate.This(this)
.Change(e => e.a, -1)
.Change(e => e.a, 0)
.Change(e => e.a, 1));
shrinkB =
new ShrinkingStrategy()
.Add(Manipulate.This(this)
.Change(e => e.b, -1)
.Change(e => e.b, 0)
.Change(e => e.b, 1));
shrinkA.Shrink(runFunc);
shrinkB.Shrink(runFunc);
}