// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

'use strict';

base.require('base.unittest');
base.require('base.raf');

base.unittest.testSuite('base.unittest', function() {
  test('dpiAware', function() {
    var currentDevicePixelRatio = window.devicePixelRatio;
    var alternateDevicePixelRatio =
        currentDevicePixelRatio > 1 ? currentDevicePixelRatio : 2;

    var dpi = [];
    var names = [];
    var suite = function() {
      test('dpiTest', function() {
        dpi.push(window.devicePixelRatio);
        names.push(this.name);
      }, {dpiAware: true});
    };

    var ts = new base.unittest.TestSuite_('dpiTest Suite', suite);
    ts.displayInfo();
    ts.runTests([]).then(function(ignored) {
      assertEquals(2, ts.testCount);
      assertArrayEquals([1, alternateDevicePixelRatio], dpi.sort());
      assertArrayEquals(['dpiTest_hiDPI', 'dpiTest_loDPI'], names.sort());

      // Verify we reset back to the default value.
      assertEquals(currentDevicePixelRatio, window.devicePixelRatio);
    });
  });

  test('promise', function() {
    return new Promise(function(r) {
      r.resolve();
    });
  });

  test('async', function() {
    return new Promise(function(r) {
      base.requestAnimationFrame(function() {
        r.resolve();
      });
    });
  });

  /* To test failures remove comments
  test('fail', function() {
    assertEquals(true, false);
  });

  test('rejected-promise', function() {
    return new Promise(function(resolver){
      resolver.reject("Failure by rejection");
    });
  });

   test('promise-that-throws-after-resolver', function() {
    return new Promise(function(resolver){
      throw new Error('blah');
    });
  });

  */
});