// META: script=/workers/modules/resources/import-test-cases.js

// Imports |testCase.scriptURL| on a shared worker loaded from a data URL,
// and waits until the list of imported modules is sent from the worker. Passes
// if the list is equal to |testCase.expectation|.
function import_data_url_test(testCase) {
  promise_test(async () => {
    // The Access-Control-Allow-Origin header is necessary because a worker
    // loaded from a data URL has a null origin and import() on the worker
    // without the header is blocked.
    const importURL = new URL(testCase.scriptURL, location.href) +
        '?pipe=header(Access-Control-Allow-Origin, *)';
    const dataURL = `data:text/javascript,import "${importURL}";`;

    const worker = new SharedWorker(dataURL, { type: 'module'});
    worker.port.postMessage('Send message for tests from main script.');
    const msgEvent =
        await new Promise(resolve => worker.port.onmessage = resolve);
    assert_array_equals(msgEvent.data, testCase.expectation);
  }, testCase.description);
}

testCases.forEach(import_data_url_test);