test_deep_this.cjs
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test_deep_this.cjs
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	// Test deeply nested calls with 'this' context

	class DeepClass {
	constructor(name) {
	this.name = name;
	this.depth = 0;
	}

	method1(func) {
	console.log('method1: this.name = ' + this.name + ', depth = ' + this.depth);
	this.depth++;
	const result = func();
	this.depth--;
	return result;
	}

	method2(func) {
	console.log('method2: this.name = ' + this.name + ', depth = ' + this.depth);
	this.depth++;
	const result = func();
	this.depth--;
	return result;
	}

	method3(func) {
	console.log('method3: this.name = ' + this.name + ', depth = ' + this.depth);
	this.depth++;
	const result = func();
	this.depth--;
	return result;
	}

	leaf() {
	console.log('leaf: this.name = ' + this.name + ', depth = ' + this.depth);
	return 'done';
	}
	}

	function helper1() {
	return 'helper1';
	}

	function helper2() {
	return 'helper2';
	}

	const obj1 = new DeepClass('obj1');
	const obj2 = new DeepClass('obj2');

	console.log('=== Test 1: Deeply nested calls on same object ===');
	obj1.method1(() => {
	return obj1.method2(() => {
	return obj1.method3(() => {
	return obj1.leaf();
	});
	});
	});

	console.log('\n=== Test 2: Interleaved calls on different objects ===');
	obj1.method1(() => {
	obj2.method1(() => {
	return obj2.leaf();
	});
	return obj1.method2(() => {
	return obj1.leaf();
	});
	});

	console.log('\n=== Test 3: With helper function calls in arguments ===');
	obj1.method1(() => helper1());
	obj2.method2(() => helper2());

	console.log('\n=== All deep nesting tests passed ===');