forked from mirrors/gecko-dev
92 lines
4 KiB
JavaScript
92 lines
4 KiB
JavaScript
function prefHas(pref) {
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return Services.prefs.getPrefType(pref) != Ci.nsIPrefBranch.PREF_INVALID;
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}
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function prefIsSet(pref) {
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return Services.prefs.prefHasUserValue(pref);
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}
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function test_resetPref() {
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const prefNewName = "browser.newpref.fake";
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Assert.ok(!prefHas(prefNewName), "pref should not exist");
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const prefExistingName = "extensions.hotfix.id";
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Assert.ok(prefHas(prefExistingName), "pref should exist");
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Assert.ok(!prefIsSet(prefExistingName), "pref should not be user-set");
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let prefExistingOriginalValue = Services.prefs.getStringPref(prefExistingName);
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registerCleanupFunction(function() {
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Services.prefs.setStringPref(prefExistingName, prefExistingOriginalValue);
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Services.prefs.deleteBranch(prefNewName);
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});
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// 1. do nothing on an inexistent pref
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MozSelfSupport.resetPref(prefNewName);
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Assert.ok(!prefHas(prefNewName), "pref should still not exist");
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// 2. creation of a new pref
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Services.prefs.setIntPref(prefNewName, 10);
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Assert.ok(prefHas(prefNewName), "pref should exist");
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Assert.equal(Services.prefs.getIntPref(prefNewName), 10, "pref value should be 10");
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MozSelfSupport.resetPref(prefNewName);
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Assert.ok(!prefHas(prefNewName), "pref should not exist any more");
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// 3. do nothing on an unchanged existing pref
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MozSelfSupport.resetPref(prefExistingName);
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Assert.ok(prefHas(prefExistingName), "pref should still exist");
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Assert.equal(Services.prefs.getStringPref(prefExistingName), prefExistingOriginalValue, "pref value should be the same as original");
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// 4. change the value of an existing pref
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Services.prefs.setStringPref(prefExistingName, "anyone@mozilla.org");
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Assert.ok(prefHas(prefExistingName), "pref should exist");
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Assert.equal(Services.prefs.getStringPref(prefExistingName), "anyone@mozilla.org", "pref value should have changed");
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MozSelfSupport.resetPref(prefExistingName);
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Assert.ok(prefHas(prefExistingName), "pref should still exist");
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Assert.equal(Services.prefs.getStringPref(prefExistingName), prefExistingOriginalValue, "pref value should be the same as original");
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// 5. delete an existing pref
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// deleteBranch is implemented in such a way that
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// clearUserPref can't undo its action
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// see discussion in bug 1075160
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}
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function test_resetSearchEngines() {
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const defaultEngineOriginal = Services.search.defaultEngine;
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const visibleEnginesOriginal = Services.search.getVisibleEngines();
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// 1. do nothing on unchanged search configuration
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MozSelfSupport.resetSearchEngines();
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Assert.equal(Services.search.defaultEngine, defaultEngineOriginal, "default engine should be reset");
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Assert.deepEqual(Services.search.getVisibleEngines(), visibleEnginesOriginal,
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"default visible engines set should be reset");
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// 2. change the default search engine
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const defaultEngineNew = visibleEnginesOriginal[3];
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Assert.notEqual(defaultEngineOriginal, defaultEngineNew, "new default engine should be different from original");
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Services.search.defaultEngine = defaultEngineNew;
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Assert.equal(Services.search.defaultEngine, defaultEngineNew, "default engine should be set to new");
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MozSelfSupport.resetSearchEngines();
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Assert.equal(Services.search.defaultEngine, defaultEngineOriginal, "default engine should be reset");
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Assert.deepEqual(Services.search.getVisibleEngines(), visibleEnginesOriginal,
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"default visible engines set should be reset");
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// 3. remove an engine
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const engineRemoved = visibleEnginesOriginal[2];
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Services.search.removeEngine(engineRemoved);
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Assert.ok(Services.search.getVisibleEngines().indexOf(engineRemoved) == -1,
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"removed engine should not be visible any more");
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MozSelfSupport.resetSearchEngines();
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Assert.equal(Services.search.defaultEngine, defaultEngineOriginal, "default engine should be reset");
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Assert.deepEqual(Services.search.getVisibleEngines(), visibleEnginesOriginal,
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"default visible engines set should be reset");
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// 4. add an angine
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// we don't remove user-added engines as they are only used if selected
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}
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function test() {
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test_resetPref();
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test_resetSearchEngines();
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}
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