| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../../http/tests/inspector/resources/inspector-test.js"></script> |
| <script> |
| function test() |
| { |
| let suite = InspectorTest.createAsyncSuite("retryUntil"); |
| |
| suite.addTestCase({ |
| name: "retryUntil.DefaultConfiguration.Success", |
| description: "Retries within the default number of times and succeeds.", |
| async test() { |
| let count = 0; |
| let predicate = () => { |
| count++; |
| return count === 3; |
| } |
| |
| let firstResult = predicate(); |
| let startTime = performance.now(); |
| let result = await retryUntil(predicate); |
| |
| InspectorTest.expectGreaterThanOrEqual(performance.now() - startTime, 100, "Waited at least the default 100ms delay between retries."); |
| InspectorTest.expectFalse(firstResult, "Predicate is falsy on first try."); |
| InspectorTest.expectTrue(result, "Success within default number of retries."); |
| } |
| }); |
| |
| suite.addTestCase({ |
| name: "retryUntil.CustomConfiguration.Success", |
| description: "Retries a finite number of times and succeeds.", |
| async test() { |
| let retries = 3; |
| let count = 0; |
| let delay = 0; // Default 100ms. Avoid needlessly taking up test run time. |
| let predicate = () => { |
| count++; |
| return count === retries; |
| } |
| |
| let result = await retryUntil(predicate, {retries, delay}); |
| |
| InspectorTest.expectEqual(count, retries, `Retried ${count} times.`); |
| InspectorTest.expectTrue(result, `Success after ${retries} retries.`); |
| } |
| }); |
| |
| suite.addTestCase({ |
| name: "retryUntil.CustomConfiguration.Fail", |
| description: "Retries a finite number of times and fails.", |
| async test() { |
| async function testFalsy(value) { |
| let retries = 3; |
| let count = 0; |
| let delay = 0; // Default 100ms. Avoid needlessly taking up test run time. |
| let predicate = () => { |
| count++; |
| return value; |
| } |
| let result = await retryUntil(predicate, {retries, delay}); |
| |
| InspectorTest.expectEqual(count, retries, `Retried ${count} times.`); |
| InspectorTest.expectNull(result, `Failure after ${retries} retries for falsy value: ${value}`); |
| } |
| |
| await testFalsy(false); |
| await testFalsy(null); |
| await testFalsy(undefined); |
| await testFalsy(0); |
| } |
| }); |
| |
| suite.runTestCasesAndFinish(); |
| } |
| </script> |
| </head> |
| <body onLoad="runTest()"> |
| </body> |
| </html> |
