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75 lines
2.8 KiB
JavaScript
75 lines
2.8 KiB
JavaScript
// -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; js2-basic-offset: 2; js2-skip-preprocessor-directives: t; -*-
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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let bridge = SpecialPowers.Cc["@mozilla.org/android/bridge;1"]
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.getService(SpecialPowers.Ci.nsIAndroidBridge);
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function sendMessageToJava(message) {
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let data = JSON.stringify(message);
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bridge.handleGeckoMessage(data);
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}
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function _evalURI(uri, sandbox) {
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// We explicitly allow Cross-Origin requests, since it is useful for
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// testing, but we allow relative URLs by maintaining our baseURI.
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let req = SpecialPowers.Cc["@mozilla.org/xmlextras/xmlhttprequest;1"]
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.createInstance();
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let baseURI = SpecialPowers.Services.io
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.newURI(window.document.baseURI, window.document.characterSet, null);
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let theURI = SpecialPowers.Services.io
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.newURI(uri, window.document.characterSet, baseURI);
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req.open('GET', theURI.spec, false);
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req.send();
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return SpecialPowers.Cu.evalInSandbox(req.responseText, sandbox, "1.8", uri, 1);
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}
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/**
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* Execute the Javascript file at `uri` in a testing sandbox populated
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* with the Javascript test harness.
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*
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* `uri` should be a String, relative (to window.document.baseURI) or
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* absolute.
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*
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* The Javascript test harness sends all output to Java via
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* Robocop:Status messages.
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*/
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function testOneFile(uri) {
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let HEAD_JS = "robocop_head.js";
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// System principal. This is dangerous, but this is test code that
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// should only run on developer and build farm machines, and the
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// test harness needs access to a lot of the Components API,
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// including Components.stack. Wrapping Components.stack in
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// SpecialPowers magic obfuscates stack traces wonderfully,
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// defeating much of the point of the test harness.
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let principal = SpecialPowers.Cc["@mozilla.org/systemprincipal;1"]
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.createInstance(SpecialPowers.Ci.nsIPrincipal);
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let testScope = SpecialPowers.Cu.Sandbox(principal);
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// Populate test environment with test harness prerequisites.
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testScope.Components = SpecialPowers.Components;
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testScope._TEST_FILE = uri;
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// Output from head.js is fed, line by line, to this function. We
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// send any such output back to the Java Robocop harness.
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testScope.dump = function (str) {
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let message = { type: "Robocop:Status",
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innerType: "progress",
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message: str,
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};
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sendMessageToJava(message);
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};
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// Populate test environment with test harness. The symbols defined
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// above must be present before executing the test harness.
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_evalURI(HEAD_JS, testScope);
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return _evalURI(uri, testScope);
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}
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