history_unittests.js 2.9 KB

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  1. // Copyright (C) 2013 Google Inc. All rights reserved.
  2. //
  3. // Redistribution and use in source and binary forms, with or without
  4. // modification, are permitted provided that the following conditions are
  5. // met:
  6. //
  7. // * Redistributions of source code must retain the above copyright
  8. // notice, this list of conditions and the following disclaimer.
  9. // * Redistributions in binary form must reproduce the above
  10. // copyright notice, this list of conditions and the following disclaimer
  11. // in the documentation and/or other materials provided with the
  12. // distribution.
  13. // * Neither the name of Google Inc. nor the names of its
  14. // contributors may be used to endorse or promote products derived from
  15. // this software without specific prior written permission.
  16. //
  17. // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  18. // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  19. // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  20. // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  21. // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  22. // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  23. // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24. // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25. // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26. // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  27. // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28. test('queryHashAsMap', 2, function() {
  29. equal(window.location.hash, '#useTestData=true');
  30. deepEqual(history.queryHashAsMap(), {useTestData: 'true'});
  31. });
  32. test('diffStates', 5, function() {
  33. var newState = {a: 1, b: 2};
  34. deepEqual(history._diffStates(null, newState), newState);
  35. var oldState = {a: 1};
  36. deepEqual(history._diffStates(oldState, newState), {b: 2});
  37. // FIXME: This is kind of weird. I think the existing users of this code work correctly, but it's a confusing result.
  38. var oldState = {c: 1};
  39. deepEqual(history._diffStates(oldState, newState), {a:1, b: 2});
  40. var oldState = {a: 1, b: 2};
  41. deepEqual(history._diffStates(oldState, newState), {});
  42. var oldState = {a: 2, b: 3};
  43. deepEqual(history._diffStates(oldState, newState), {a: 1, b: 2});
  44. });
  45. test('parseCrossDashboardParameters', 2, function() {
  46. var historyInstance = new history.History();
  47. // FIXME(jparent): Remove this once parseParameters moves onto history obj.
  48. g_history = historyInstance;
  49. equal(window.location.hash, '#useTestData=true');
  50. historyInstance.parseCrossDashboardParameters();
  51. var expectedParameters = {};
  52. for (var key in history.DEFAULT_CROSS_DASHBOARD_STATE_VALUES)
  53. expectedParameters[key] = history.DEFAULT_CROSS_DASHBOARD_STATE_VALUES[key];
  54. expectedParameters.useTestData = true;
  55. deepEqual(historyInstance.crossDashboardState, expectedParameters);
  56. });