test: recurse effect

Author: johnsoncodehk

tests/effect.spec.ts

@@ -1,5 +1,6 @@
 import { expect, test } from 'vitest';
-import { computed, effect, effectScope, endBatch, setActiveSub, signal, startBatch } from '../src';
+import { computed, effect, effectScope, endBatch, getActiveSub, setActiveSub, signal, startBatch } from '../src';
+import { ReactiveFlags } from '../src/system';
 
 test('should clear subscriptions when untracked by all subscribers', () => {
 	let bRunTimes = 0;
@@ -271,3 +272,17 @@ test('should handle effect recursion for the first execution', () => {
 	expect(triggers1).toBe(1);
 	expect(triggers2).toBe(1);
 });
+
+test('should support custom recurse effect', () => {
+	const src = signal(0);
+
+	let triggers = 0;
+
+	effect(() => {
+		getActiveSub()!.flags &= ~ReactiveFlags.RecursedCheck;
+		triggers++;
+		src(Math.min(src() + 1, 5));
+	});
+
+	expect(triggers).toBe(6);
+});