public static void VariousStateTypes()
{
using var trigger = new AsyncTrigger();
var untypedWait = trigger.WaitAsync();
False(untypedWait.IsCompleted);
var stringWait = trigger.WaitAsync(string.Empty, str => str.Length > 0);
False(stringWait.IsCompleted);
var arrayWait = trigger.WaitAsync(Array.Empty <int>(), array => array.Length > 0);
False(arrayWait.IsCompleted);
trigger.Signal("Hello, world!");
True(untypedWait.IsCompletedSuccessfully);
True(stringWait.IsCompletedSuccessfully);
False(arrayWait.IsCompleted);
trigger.Signal(new int[1]);
True(arrayWait.IsCompletedSuccessfully);
}
public static void SignalAndWaitUnconditionally()
{
using var trigger = new AsyncTrigger();
var waitTask = trigger.SignalAndWaitAsync();
False(waitTask.IsCompleted);
var waitTask2 = trigger.SignalAndWaitAsync();
True(waitTask.IsCompletedSuccessfully);
False(waitTask2.IsCompleted);
trigger.Signal();
True(waitTask2.IsCompletedSuccessfully);
}
public static void WaitForValue2()
{
var state = new State {
Value = 0
};
using var trigger = new AsyncTrigger();
var eventNode = trigger.WaitAsync();
False(eventNode.IsCompleted);
var valueNode = trigger.WaitAsync(state, i => i.Value == 42);
False(valueNode.IsCompleted);
trigger.Signal();
True(eventNode.IsCompletedSuccessfully);
False(valueNode.IsCompleted);
trigger.Signal(state, ModifyState, 14);
Equal(14, state.Value);
False(valueNode.IsCompleted);
trigger.Signal(state, ModifyState);
True(valueNode.IsCompletedSuccessfully);
Equal(42, state.Value);
}
public static void WaitForValue()
{
var state = new State {
Value = 0
};
using var trigger = new AsyncTrigger();
var eventNode = trigger.WaitAsync();
False(eventNode.IsCompleted);
var valueNode = trigger.WaitAsync(state, static i => i.Value == 42);
False(valueNode.IsCompleted);
trigger.Signal();
True(eventNode.IsCompletedSuccessfully);
False(valueNode.IsCompleted);
state.Value = 14;
trigger.Signal(state);
False(valueNode.IsCompleted);
state.Value = 42;
trigger.Signal(state);
True(valueNode.IsCompletedSuccessfully);
}
public static void SignalAndWait()
{
var state = new State {
Value = 10
};
using var trigger = new AsyncTrigger();
var waitTask = trigger.SignalAndWaitAsync(state, i => i.Value == 42);
False(waitTask.IsCompleted);
Equal(10, state.Value);
state.Value = 42;
trigger.Signal(state);
True(waitTask.IsCompletedSuccessfully);
Equal(42, state.Value);
}