MediaWiki 1.30.2

[autoinstallsdev/mediawiki.git] / tests / qunit / suites / resources / mediawiki / mediawiki.storage.test.js

diff --git a/tests/qunit/suites/resources/mediawiki/mediawiki.storage.test.js b/tests/qunit/suites/resources/mediawiki/mediawiki.storage.test.js
new file mode 100644 (file)
index 0000000..436cb2e
--- /dev/null
+++ b/tests/qunit/suites/resources/mediawiki/mediawiki.storage.test.js
@@ -0,0 +1,56 @@
+( function ( mw ) {
+       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 );
+
+               mw.storage.set( 'foo', 'test' );
+               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.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 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 );
+               assert.strictEqual( mw.storage.set( 'foo', 'test' ), false );
+               assert.strictEqual( mw.storage.remove( 'foo', 'test' ), false );
+
+               mw.storage.store = old;
+       } );
+
+}( mediaWiki ) );