michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /**
michael@0:   Tests covering gUM constraints API for audio, video and fake video. Exercise
michael@0:   successful parsing code and ensure that unknown required constraints and
michael@0:   overconstraining cases produce appropriate errors.
michael@0: 
michael@0:   TODO(jib): Merge desktop and mobile version of these tests again.
michael@0: */
michael@0: var common_tests = [
michael@0:   // Each test here tests a different constraint or codepath.
michael@0:   { message: "unknown required constraint on video fails",
michael@0:     constraints: { video: { somethingUnknown:0, require:["somethingUnknown"] },
michael@0:                    fake: true },
michael@0:     error: "NO_DEVICES_FOUND" },
michael@0:   { message: "unknown required constraint on audio fails",
michael@0:     constraints: { audio: { somethingUnknown:0, require:["somethingUnknown"] },
michael@0:                    fake: true },
michael@0:     error: "NO_DEVICES_FOUND" },
michael@0:   { message: "video overconstrained by facingMode fails",
michael@0:     constraints: { video: { facingMode:'left', require:["facingMode"] },
michael@0:                    fake: true },
michael@0:     error: "NO_DEVICES_FOUND" },
michael@0:   { message: "audio overconstrained by facingMode fails",
michael@0:     constraints: { audio: { facingMode:'left', require:["facingMode"] },
michael@0:                    fake: true },
michael@0:     error: "NO_DEVICES_FOUND" },
michael@0:   { message: "Success-path: optional video facingMode + audio ignoring facingMode",
michael@0:     constraints: { fake: true,
michael@0:                    audio: { facingMode:'left',
michael@0:                             foo:0,
michael@0:                             advanced: [{ facingMode:'environment' },
michael@0:                                        { facingMode:'user' },
michael@0:                                        { bar:0 }] },
michael@0:                    video: { // TODO: Bug 767924 sequences in unions
michael@0:                             //facingMode:['left', 'right', 'user', 'environment'],
michael@0:                             //require:["facingMode"],
michael@0:                             facingMode:'left',
michael@0:                             foo:0,
michael@0:                             advanced: [{ facingMode:'environment' },
michael@0:                                        { facingMode:'user' },
michael@0:                                        { bar:0 }] } },
michael@0:     error: null }
michael@0: ];
michael@0: 
michael@0: 
michael@0: /**
michael@0:  * Starts the test run by running through each constraint
michael@0:  * test by verifying that the right callback and error message is fired.
michael@0:  */
michael@0: 
michael@0: function testConstraints(tests) {
michael@0:   var i = 0;
michael@0:   next();
michael@0: 
michael@0:   function Success() {
michael@0:     ok(!tests[i].error, tests[i].message);
michael@0:     i++;
michael@0:     next();
michael@0:   }
michael@0:   function Failure(err) {
michael@0:     ok(tests[i].error? (err === tests[i].error) : false,
michael@0:        tests[i].message + " (err=" + err + ")");
michael@0:     i++;
michael@0:     next();
michael@0:   }
michael@0:   function next() {
michael@0:     if (i < tests.length) {
michael@0:       navigator.mozGetUserMedia(tests[i].constraints, Success, Failure);
michael@0:     } else {
michael@0:       SimpleTest.finish();
michael@0:     }
michael@0:   }
michael@0: };