Diffusion Ant (master) Code

ant/tests/test_promise_thenables.js
dce8e2e6fb90master

test_promise_thenables.js
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			let passed = 0;
			let failed = 0;

			function test(name, actual, expected) {
			if (actual === expected) {
			console.log(` OK ${name}`);
			passed++;
			return;
			}

			console.log(` FAIL ${name}: expected ${expected}, got ${actual}`);
			failed++;
			}

			async function returnsThenable() {
			return {
			then(resolve) {
			resolve(99);
			}
			};
			}

			console.log("Promise thenable adoption\n");

			Promise.resolve({
			then(resolve) {
			resolve(42);
			}
			}).then((value) => {
			test("Promise.resolve adopts plain thenables", value, 42);
			});

			returnsThenable().then((value) => {
			test("async return adopts plain thenables", value, 99);
			});

			setTimeout(() => {
			console.log(`\n${passed} passed, ${failed} failed`);
			}, 20);

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