70 lines
1.5 KiB
JavaScript
70 lines
1.5 KiB
JavaScript
/*
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* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/licenses/publicdomain/
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*/
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importScripts("onLine_worker_head.js");
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var N_CHILDREN = 3;
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var children = [];
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var finishedChildrenCount = 0;
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var lastTest = false;
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for (var event of ["online", "offline"]) {
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addEventListener(
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event,
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makeHandler(
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"addEventListener('%1', ..., false)",
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event,
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1,
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"Parent Worker"
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),
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false
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);
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}
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onmessage = function (e) {
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if (e.data === "lastTest") {
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children.forEach(function (w) {
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w.postMessage({ type: "lastTest" });
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});
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lastTest = true;
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}
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};
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function setupChildren(cb) {
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var readyCount = 0;
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for (var i = 0; i < N_CHILDREN; ++i) {
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var w = new Worker("onLine_worker_child.js");
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children.push(w);
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w.onerror = function (e) {
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info("Error creating child " + e.message);
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};
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w.onmessage = function (e) {
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if (e.data.type === "ready") {
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info("Got ready from child");
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readyCount++;
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if (readyCount === N_CHILDREN) {
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cb();
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}
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} else if (e.data.type === "finished") {
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finishedChildrenCount++;
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if (lastTest && finishedChildrenCount === N_CHILDREN) {
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postMessage({ type: "finished" });
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children = [];
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close();
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}
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} else if (e.data.type === "ok") {
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// Pass on test to page.
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postMessage(e.data);
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}
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};
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}
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}
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setupChildren(function () {
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postMessage({ type: "ready" });
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});
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