public void ObservableValue_Events(int expected_changes, int initial_value, params int[] seq)
{
int chg_event = 0;
ObservableValue <int> val = new ObservableValue <int>(initial_value);
val.ValueChanged += (v1, v0) => chg_event++;
foreach (int s in seq)
{
val.Value = s;
}
Assert.That(chg_event, Is.EqualTo(expected_changes));
}
public void Triggers_FuncCondition_TriggerCount(Func <int, bool> func, int count_until_exclusive, int expected_result)
{
ObservableValue <int> x = new ObservableValue <int>(-1);
ICondition cond = new FuncCondition <int>(ref x, func);
int triggercount = 0;
Action action = () => { triggercount++; Console.Write(" " + x.Value); };
Trigger trigger = new Trigger(cond, action);
Console.Write("Trigger at: ");
for (int i = 0; i < count_until_exclusive; i++)
{
x.Value = i;
}
Assert.That(triggercount, Is.EqualTo(expected_result));
}
public void Triggers_FuncCondition_TriggerCount_Or(Func <int, bool> func1, Func <int, bool> func2, int count_until_exclusive, int expected_result)
{
ObservableValue <int> x = new ObservableValue <int>(-1);
ICondition cond1 = new FuncCondition <int>(ref x, func1);
ICondition cond2 = new FuncCondition <int>(ref x, func2);
int triggercount = 0;
Action action = () => { triggercount++; Console.Write(" " + x.Value); };
Trigger trigger = new Trigger(cond1.Or(cond2), action);
Console.Write("Trigger at: ");
for (int i = 0; i < count_until_exclusive; i++)
{
x.Value = i;
}
Assert.That(triggercount, Is.EqualTo(expected_result * 2)); // because there are two observable links, 2 events is expected per change.
}
public void Triggers_ValueCondition_TriggerCount_And(MatchType matchType1, int cmp1, MatchType matchType2, int cmp2, int count_until_exclusive, int expected_result)
{
ObservableValue <int> x = new ObservableValue <int>(-1);
ICondition cond1 = new ValueCondition <int>(ref x, matchType1, cmp1);
ICondition cond2 = new ValueCondition <int>(ref x, matchType2, cmp2);
int triggercount = 0;
Action action = () => { triggercount++; Console.Write(" " + x.Value); };
Trigger trigger = new Trigger(cond1.And(cond2), action);
Console.Write("Trigger at: ");
for (int i = 0; i < count_until_exclusive; i++)
{
x.Value = i;
}
Assert.That(triggercount, Is.EqualTo(expected_result * 2)); // because there are two observable links, 2 events is expected per change.
}