tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_permmanager_default_pref.js (2769B)

      1 /* Any copyright is dedicated to the Public Domain.
      2   http://creativecommons.org/publicdomain/zero/1.0/ */
      3 
      4 function run_test() {
      5  let principal =
      6    Services.scriptSecurityManager.createContentPrincipalFromOrigin(
      7      "https://example.org"
      8    );
      9 
     10  // Check that without a pref the default return value is UNKNOWN.
     11  Assert.equal(
     12    Services.perms.testPermissionFromPrincipal(principal, "camera"),
     13    Services.perms.UNKNOWN_ACTION
     14  );
     15 
     16  // Check that invalid prefs are ignored.
     17  Services.prefs.setIntPref(
     18    "permissions.default.camera",
     19    Services.perms.MAX_VALID_ACTION + 1
     20  );
     21  Assert.equal(
     22    Services.perms.testPermissionFromPrincipal(principal, "camera"),
     23    Services.perms.UNKNOWN_ACTION
     24  );
     25 
     26  Services.prefs.setIntPref("permissions.default.camera", -1);
     27  Assert.equal(
     28    Services.perms.testPermissionFromPrincipal(principal, "camera"),
     29    Services.perms.UNKNOWN_ACTION
     30  );
     31 
     32  // Check that the default return value changed after setting the pref.
     33  Services.prefs.setIntPref(
     34    "permissions.default.camera",
     35    Services.perms.DENY_ACTION
     36  );
     37  Assert.equal(
     38    Services.perms.testPermissionFromPrincipal(principal, "camera"),
     39    Services.perms.DENY_ACTION
     40  );
     41 
     42  // Check that functions that do not directly return a permission value still
     43  // consider the permission as being set to its default.
     44  Assert.equal(
     45    null,
     46    Services.perms.getPermissionObject(principal, "camera", false)
     47  );
     48 
     49  // Check that other permissions still return UNKNOWN.
     50  Assert.equal(
     51    Services.perms.testPermissionFromPrincipal(principal, "geo"),
     52    Services.perms.UNKNOWN_ACTION
     53  );
     54 
     55  // Check that the default return value changed after changing the pref.
     56  Services.prefs.setIntPref(
     57    "permissions.default.camera",
     58    Services.perms.ALLOW_ACTION
     59  );
     60  Assert.equal(
     61    Services.perms.testPermissionFromPrincipal(principal, "camera"),
     62    Services.perms.ALLOW_ACTION
     63  );
     64 
     65  // Check that the preference is ignored if there is a value.
     66  Services.perms.addFromPrincipal(
     67    principal,
     68    "camera",
     69    Services.perms.DENY_ACTION
     70  );
     71  Assert.equal(
     72    Services.perms.testPermissionFromPrincipal(principal, "camera"),
     73    Services.perms.DENY_ACTION
     74  );
     75  Assert.notEqual(
     76    Services.perms.getPermissionObject(principal, "camera", false),
     77    null
     78  );
     79 
     80  // The preference should be honored again, after resetting the permissions.
     81  Services.perms.removeAll();
     82  Assert.equal(
     83    Services.perms.testPermissionFromPrincipal(principal, "camera"),
     84    Services.perms.ALLOW_ACTION
     85  );
     86 
     87  // Should be UNKNOWN after clearing the pref.
     88  Services.prefs.clearUserPref("permissions.default.camera");
     89  Assert.equal(
     90    Services.perms.testPermissionFromPrincipal(principal, "camera"),
     91    Services.perms.UNKNOWN_ACTION
     92  );
     93 }