The Tor Browser: addon-sdk/source/test/test-content-loader.js@b8a032363ba2 (annotated)

addon-sdk/source/test/test-content-loader.js@b8a032363ba2 (annotated)

addon-sdk/source/test/test-content-loader.js

Thu, 22 Jan 2015 13:21:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Jan 2015 13:21:57 +0100
branch: TOR_BUG_9701
changeset 15: b8a032363ba2
permissions: -rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 "use strict";
 const { Loader } = require('sdk/content/loader');
 const self = require("sdk/self");
 const fixtures = require("./fixtures");
 const { URL } = require('sdk/url');
 exports['test:contentURL'] = function(assert) {
   let loader = Loader(),
       value, emitted = 0, changes = 0;
   assert.throws(
     function() loader.contentURL = 4,
     /The `contentURL` option must be a valid URL./,
     'Must throw an exception if `contentURL` is not URL.'
   );
  assert.throws(
     function() loader.contentURL = { toString: function() 'Oops' },
     /The `contentURL` option must be a valid URL./,
     'Must throw an exception if `contentURL` is not URL.'
   );
   function listener(e) {
     emitted ++;
     assert.ok(
       'contentURL' in e,
       'emitted event must contain "content" property'
     );
     assert.ok(
       value,
       '' + e.contentURL,
       'content property of an event must match value'
     );
   }
   loader.on('propertyChange', listener);
   assert.equal(
     null,
     loader.contentURL,
     'default value is `null`'
   );
   loader.contentURL = value = 'data:text/html,<html><body>Hi</body><html>';
   assert.equal(
     value,
     '' + loader.contentURL,
     'data uri is ok'
   );
   assert.equal(
     ++changes,
     emitted,
     'had to emit `propertyChange`'
   );
   loader.contentURL = value;
   assert.equal(
     changes,
     emitted,
     'must not emit `propertyChange` if same value is set'
   );
   loader.contentURL = value = 'http://google.com/';
   assert.equal(
     value,
     '' + loader.contentURL,
     'value must be set'
   );
   assert.equal(
     ++ changes,
     emitted,
     'had to emit `propertyChange`'
   );
   loader.contentURL = value;
   assert.equal(
     changes,
     emitted,
     'must not emit `propertyChange` if same value is set'
   );
   loader.removeListener('propertyChange', listener);
   loader.contentURL = value = 'about:blank';
   assert.equal(
     value,
     '' + loader.contentURL,
     'contentURL must be an actual value'
   );
   assert.equal(
     changes,
     emitted,
     'listener had to be romeved'
   );
 };
 exports['test:contentScriptWhen'] = function(assert) {
   let loader = Loader();
   assert.equal(
     'end',
     loader.contentScriptWhen,
     '`contentScriptWhen` defaults to "end"'
   );
   loader.contentScriptWhen = "end";
   assert.equal(
     "end",
     loader.contentScriptWhen
   );
   try {
     loader.contentScriptWhen = 'boom';
     test.fail('must throw when wrong value is set');
   } catch(e) {
     assert.equal(
       'The `contentScriptWhen` option must be either "start", "ready" or "end".',
       e.message
     );
   }
   loader.contentScriptWhen = null;
   assert.equal(
     'end',
     loader.contentScriptWhen,
     '`contentScriptWhen` defaults to "end"'
   );
   loader.contentScriptWhen = "ready";
   assert.equal(
     "ready",
     loader.contentScriptWhen
   );
   loader.contentScriptWhen = "start";
   assert.equal(
     'start',
     loader.contentScriptWhen
   );
 };
 exports['test:contentScript'] = function(assert) {
   let loader = Loader(), value;
   assert.equal(
     null,
     loader.contentScript,
     '`contentScript` defaults to `null`'
   );
   loader.contentScript = value = 'let test = {};';
   assert.equal(
     value,
     loader.contentScript
   );
   try {
     loader.contentScript = { 1: value }
     test.fail('must throw when wrong value is set');
   } catch(e) {
     assert.equal(
       'The `contentScript` option must be a string or an array of strings.',
       e.message
     );
   }
   try {
     loader.contentScript = ['oue', 2]
     test.fail('must throw when wrong value is set');
   } catch(e) {
     assert.equal(
       'The `contentScript` option must be a string or an array of strings.',
       e.message
     );
   }
   loader.contentScript = undefined;
   assert.equal(
     null,
     loader.contentScript
   );
   loader.contentScript = value = ["1;", "2;"];
   assert.equal(
     value,
     loader.contentScript
   );
 };
 exports['test:contentScriptFile'] = function(assert) {
   let loader = Loader(), value, uri = fixtures.url("test-content-loader.js");
   assert.equal(
     null,
     loader.contentScriptFile,
     '`contentScriptFile` defaults to `null`'
   );
   loader.contentScriptFile = value = uri;
   assert.equal(
     value,
     loader.contentScriptFile
   );
   try {
     loader.contentScriptFile = { 1: uri }
     test.fail('must throw when wrong value is set');
   } catch(e) {
     assert.equal(
       'The `contentScriptFile` option must be a local URL or an array of URLs.',
       e.message
     );
   }
   try {
     loader.contentScriptFile = [ 'oue', uri ]
     test.fail('must throw when wrong value is set');
   } catch(e) {
     assert.equal(
       'The `contentScriptFile` option must be a local URL or an array of URLs.',
       e.message
     );
   }
   let data = 'data:text/html,test';
   try {
     loader.contentScriptFile = [ { toString: () => data } ];
     test.fail('must throw when non-URL object is set');
   } catch(e) {
     assert.equal(
       'The `contentScriptFile` option must be a local URL or an array of URLs.',
       e.message
     );
   }
   loader.contentScriptFile = new URL(data);
   assert.ok(
     loader.contentScriptFile instanceof URL,
     'must be able to set `contentScriptFile` to an instance of URL'
   );
   assert.equal(
     data,
     loader.contentScriptFile.toString(),
     'setting `contentScriptFile` to an instance of URL should preserve the url'
   );
   loader.contentScriptFile = undefined;
   assert.equal(
     null,
     loader.contentScriptFile
   );
   loader.contentScriptFile = value = [uri];
   assert.equal(
     value,
     loader.contentScriptFile
   );
 };
 require('sdk/test').run(exports);