summaryrefslogtreecommitdiffstats
path: root/browser/components/sessionstore/test/browser_586068-window_state.js
blob: 56ffc576f813f52eda1a6340fbc28c3f38a2da98 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
/* 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/. */

const PREF_RESTORE_ON_DEMAND = "browser.sessionstore.restore_on_demand";

add_task(async function test() {
  Services.prefs.setBoolPref(PREF_RESTORE_ON_DEMAND, false);
  registerCleanupFunction(function() {
    Services.prefs.clearUserPref(PREF_RESTORE_ON_DEMAND);
  });

  // We'll use 2 states so that we can make sure calling setWindowState doesn't
  // wipe out currently restoring data.
  let state1 = {
    windows: [
      {
        tabs: [
          {
            entries: [
              { url: "http://example.com#1", triggeringPrincipal_base64 },
            ],
          },
          {
            entries: [
              { url: "http://example.com#2", triggeringPrincipal_base64 },
            ],
          },
          {
            entries: [
              { url: "http://example.com#3", triggeringPrincipal_base64 },
            ],
          },
          {
            entries: [
              { url: "http://example.com#4", triggeringPrincipal_base64 },
            ],
          },
          {
            entries: [
              { url: "http://example.com#5", triggeringPrincipal_base64 },
            ],
          },
        ],
      },
    ],
  };
  let state2 = {
    windows: [
      {
        tabs: [
          {
            entries: [
              { url: "http://example.org#1", triggeringPrincipal_base64 },
            ],
          },
          {
            entries: [
              { url: "http://example.org#2", triggeringPrincipal_base64 },
            ],
          },
          {
            entries: [
              { url: "http://example.org#3", triggeringPrincipal_base64 },
            ],
          },
          {
            entries: [
              { url: "http://example.org#4", triggeringPrincipal_base64 },
            ],
          },
          {
            entries: [
              { url: "http://example.org#5", triggeringPrincipal_base64 },
            ],
          },
        ],
      },
    ],
  };
  let numTabs = state1.windows[0].tabs.length + state2.windows[0].tabs.length;

  let loadCount = 0;
  let promiseRestoringTabs = new Promise(resolve => {
    gProgressListener.setCallback(function(
      aBrowser,
      aNeedRestore,
      aRestoring,
      aRestored
    ) {
      // When loadCount == 2, we'll also restore state2 into the window
      if (++loadCount == 2) {
        ss.setWindowState(window, JSON.stringify(state2), false);
      }

      if (loadCount < numTabs) {
        return;
      }

      // We don't actually care about load order in this test, just that they all
      // do load.
      is(
        loadCount,
        numTabs,
        "test_setWindowStateNoOverwrite: all tabs were restored"
      );
      is(aNeedRestore, 0, "there are no tabs left needing restore");

      gProgressListener.unsetCallback();
      resolve();
    });
  });

  let backupState = ss.getBrowserState();
  ss.setWindowState(window, JSON.stringify(state1), true);
  await promiseRestoringTabs;

  // Cleanup.
  await promiseBrowserState(backupState);
});