| <!doctype html> <!-- webkit-test-runner [ ModelElementEnabled=true ] --> |
| <meta charset="utf-8"> |
| <title><model> load and error events</title> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="resources/model-element-test-utils.js"></script> |
| <body> |
| <script> |
| 'use strict'; |
| |
| const model_load_test = (expectedEvent, possibleIntermediateEvents, executor, description) => { |
| promise_test(t => { |
| return new Promise((resolve, reject) => { |
| const [model, source] = createModelAndSource(t); |
| |
| const handleEvent = event => { |
| if (event.type === "load") |
| assert_true(model.complete || !model.currentSrc, `model.complete is true upon receiving the "load" event with non-empty source.`); |
| else if (event.type === "error") |
| assert_false(model.complete, `model.complete is false upon receiving the "error" event.`); |
| |
| if (event.type === expectedEvent) |
| resolve(); |
| else { |
| let intermediateEventIndex = possibleIntermediateEvents.indexOf(event.type); |
| if (intermediateEventIndex > -1) |
| possibleIntermediateEvents.splice(intermediateEventIndex, 1); |
| else |
| reject(`received unexpected event: ${event.type}`); |
| } |
| } |
| |
| assert_false(model.complete, "model.complete is false before the load is initiated."); |
| |
| model.addEventListener("load", handleEvent); |
| model.addEventListener("error", handleEvent); |
| |
| executor(source); |
| }); |
| }, description); |
| }; |
| |
| model_load_test("error", ["load"], source => { |
| source.src = "resources/heart.usdz"; |
| source.remove(); |
| }, `<model> dispatches an "error" event when its resource load is aborted before completion.`); |
| |
| model_load_test("error", [], source => { |
| source.src = "resources/does-not-exist.usdz"; |
| }, `<model> dispatches an "error" event when its specified resource does not exist.`); |
| |
| model_load_test("load", [], source => { |
| source.src = "resources/cube.usdz"; |
| }, `<model> dispatches a "load" event when its resource is successfully loaded.`); |
| |
| </script> |
| </body> |
