( function ( mw ) {
- QUnit.module( 'mediawiki.storage: normal case.', {
- setup: function () {
- this.sandbox.stub( mw.storage, 'isLocalStorageSupported', true );
- this.spy = this.sandbox.spy( localStorage, 'setItem' );
- this.sandbox.stub( localStorage, 'getItem' )
- .withArgs( 'foo' ).returns( 'test' )
- .withArgs( 'bar' ).returns( null );
- }
- } );
+ QUnit.module( 'mediawiki.storage' );
+
+ QUnit.test( 'set/get with storage support', function ( assert ) {
+ var stub = {
+ setItem: this.sandbox.spy(),
+ getItem: this.sandbox.stub()
+ };
+ stub.getItem.withArgs( 'foo' ).returns( 'test' );
+ stub.getItem.returns( null );
+ this.sandbox.stub( mw.storage, 'store', stub );
- QUnit.test( 'set/get with localStorage', 4, function ( assert ) {
mw.storage.set( 'foo', 'test' );
- assert.strictEqual( this.spy.calledOnce, true, 'Check localStorage called.' );
- assert.strictEqual( this.spy.calledWith( 'foo', 'test' ), true,
- 'Check prefixed.' );
+ assert.ok( stub.setItem.calledOnce );
+
assert.strictEqual( mw.storage.get( 'foo' ), 'test', 'Check value gets stored.' );
assert.strictEqual( mw.storage.get( 'bar' ), null, 'Unset values are null.' );
} );
- QUnit.module( 'mediawiki.storage: localStorage does not exist', {
- setup: function () {
- this.sandbox.stub( mw.storage, 'isLocalStorageSupported', false );
- this.sandbox.stub( localStorage, 'setItem' ).throws();
- }
+ QUnit.test( 'set/get with storage methods disabled', function ( assert ) {
+ // This covers browsers where storage is disabled
+ // (quota full, or security/privacy settings).
+ // On most browsers, these interface will be accessible with
+ // their methods throwing.
+ var stub = {
+ getItem: this.sandbox.stub(),
+ removeItem: this.sandbox.stub(),
+ setItem: this.sandbox.stub()
+ };
+ stub.getItem.throws();
+ stub.setItem.throws();
+ stub.removeItem.throws();
+ this.sandbox.stub( mw.storage, 'store', stub );
+
+ assert.strictEqual( mw.storage.get( 'foo' ), false );
+ assert.strictEqual( mw.storage.set( 'foo', 'test' ), false );
+ assert.strictEqual( mw.storage.remove( 'foo', 'test' ), false );
} );
- QUnit.test( 'set/get without localStorage', 3, function ( assert ) {
- assert.strictEqual( mw.storage.set( 'foo', 'test' ), false,
- 'When localStorage not available save fails.' );
-
- assert.strictEqual( mw.storage.remove( 'foo', 'test' ), false,
- 'When localStorage not available remove fails.' );
+ QUnit.test( 'set/get with storage object disabled', function ( assert ) {
+ // On other browsers, these entire object is disabled.
+ // `'localStorage' in window` would be true (and pass feature test)
+ // but trying to read the object as window.localStorage would throw
+ // an exception. Such case would instantiate SafeStorage with
+ // undefined after the internal try/catch.
+ var old = mw.storage.store;
+ mw.storage.store = undefined;
- assert.strictEqual( mw.storage.get( 'foo' ), false,
- 'Inability to retrieve values return false to differentiate from null (not set).' );
- } );
-
- QUnit.module( 'mediawiki.storage: localStorage exhausted', {
- setup: function () {
- this.sandbox.stub( mw.storage, 'isLocalStorageSupported', true );
- this.sandbox.stub( localStorage, 'setItem' ).throws();
- this.sandbox.stub( localStorage, 'getItem' ).returns( null );
- }
- } );
+ assert.strictEqual( mw.storage.get( 'foo' ), false );
+ assert.strictEqual( mw.storage.set( 'foo', 'test' ), false );
+ assert.strictEqual( mw.storage.remove( 'foo', 'test' ), false );
- QUnit.test( 'set/get without localStorage', 2, function ( assert ) {
- assert.strictEqual( mw.storage.set( 'foo', 'test' ), false,
- 'When localStorage not available inform user with false.' );
- assert.strictEqual( mw.storage.get( 'foo' ), null, 'No value registered.' );
+ mw.storage.store = old;
} );
}( mediaWiki ) );