Diffusion Ant (type-hints-typescript) Code

ant/tests/equality_operators.cjs
899dad6b8a9etype-hints-typescript

equality_operators.cjs
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			// Test equality operators == and !=
			// Also tests strict equality === and !==

			console.log("=== Equality Operators Test ===\n");

			// Test 1: Basic equality with numbers
			console.log("Test 1: Number equality");
			let a = 5;
			let b = 5;
			let c = 10;

			console.log(" 5 == 5:", a == b);
			console.log(" 5 === 5:", a === b);
			console.log(" 5 != 10:", a != c);
			console.log(" 5 !== 10:", a !== c);
			console.log(" 5 == 10:", a == c);
			console.log(" 5 != 5:", a != b);

			// Test 2: String equality
			console.log("\nTest 2: String equality");
			let s1 = "hello";
			let s2 = "hello";
			let s3 = "world";

			console.log(" 'hello' == 'hello':", s1 == s2);
			console.log(" 'hello' === 'hello':", s1 === s2);
			console.log(" 'hello' != 'world':", s1 != s3);
			console.log(" 'hello' !== 'world':", s1 !== s3);
			console.log(" 'hello' == 'world':", s1 == s3);

			// Test 3: Boolean equality
			console.log("\nTest 3: Boolean equality");
			let t1 = true;
			let t2 = true;
			let f1 = false;

			console.log(" true == true:", t1 == t2);
			console.log(" true === true:", t1 === t2);
			console.log(" true != false:", t1 != f1);
			console.log(" true !== false:", t1 !== f1);
			console.log(" false == false:", f1 == false);

			// Test 4: Undefined and null
			console.log("\nTest 4: Undefined and null");
			let u = undefined;
			let n = null;

			console.log(" undefined == undefined:", u == undefined);
			console.log(" undefined === undefined:", u === undefined);
			console.log(" null == null:", n == null);
			console.log(" null === null:", n === null);
			console.log(" undefined != null:", u != n);
			console.log(" undefined !== null:", u !== n);

			// Test 5: Mixed type comparisons
			console.log("\nTest 5: Type comparisons");
			let num = 5;
			let str = "5";
			let bool = true;

			console.log(" 5 != '5':", num != str);
			console.log(" 5 !== '5':", num !== str);
			console.log(" true != 1:", bool != 1);
			console.log(" true !== 1:", bool !== 1);

			// Test 6: In conditional expressions
			console.log("\nTest 6: Conditional expressions");
			if (5 == 5) {
			console.log(" 5 == 5 in if statement: passed");
			}

			if (5 != 10) {
			console.log(" 5 != 10 in if statement: passed");
			}

			if (undefined == undefined) {
			console.log(" undefined == undefined in if statement: passed");
			}

			if (null != undefined) {
			console.log(" null != undefined in if statement: passed");
			}

			// Test 7: Loop conditions
			console.log("\nTest 7: Loop with equality");
			let count = 0;
			for (let i = 0; i != 5; i = i + 1) {
			count = count + 1;
			}
			console.log(" Loop with != condition, count:", count);

			// Test 8: Ternary with equality
			console.log("\nTest 8: Ternary operator");
			let result1 = (5 == 5) ? "equal" : "not equal";
			console.log(" 5 == 5 ? 'equal' : 'not equal' =>", result1);

			let result2 = (5 != 10) ? "not equal" : "equal";
			console.log(" 5 != 10 ? 'not equal' : 'equal' =>", result2);

			// Test 9: Object equality (by reference)
			console.log("\nTest 9: Object equality");
			let obj1 = { x: 1 };
			let obj2 = { x: 1 };
			let obj3 = obj1;

			console.log(" obj1 == obj2 (different refs):", obj1 == obj2);
			console.log(" obj1 === obj2 (different refs):", obj1 === obj2);
			console.log(" obj1 == obj3 (same ref):", obj1 == obj3);
			console.log(" obj1 === obj3 (same ref):", obj1 === obj3);
			console.log(" obj1 != obj2:", obj1 != obj2);

			// Test 10: Array equality
			console.log("\nTest 10: Array equality");
			let arr1 = [1, 2, 3];
			let arr2 = [1, 2, 3];
			let arr3 = arr1;

			console.log(" arr1 == arr2 (different refs):", arr1 == arr2);
			console.log(" arr1 === arr2 (different refs):", arr1 === arr2);
			console.log(" arr1 == arr3 (same ref):", arr1 == arr3);
			console.log(" arr1 === arr3 (same ref):", arr1 === arr3);

			console.log("\n=== All tests completed ===");

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