Initial commit of 001code-html Scratch frontend project.

Includes scratch-gui, scratch-vm, scratch-blocks, scratch-render, scratch-l10n, and deployment config.

Co-authored-by: Cursor <cursoragent@cursor.com>

scratch-gui/test/unit/util/sb-file-uploader-hoc.test.jsx

@@ -0,0 +1,110 @@
+import 'web-audio-test-api';
+
+import React from 'react';
+import configureStore from 'redux-mock-store';
+import {mountWithIntl, shallowWithIntl} from '../../helpers/intl-helpers.jsx';
+import {LoadingState} from '../../../src/reducers/project-state';
+import VM from 'scratch-vm';
+
+import SBFileUploaderHOC from '../../../src/lib/sb-file-uploader-hoc.jsx';
+
+describe('SBFileUploaderHOC', () => {
+    const mockStore = configureStore();
+    let store;
+    let vm;
+
+    // Wrap this in a function so it gets test specific states and can be reused.
+    const getContainer = function () {
+        const Component = () => <div />;
+        return SBFileUploaderHOC(Component);
+    };
+
+    const shallowMountWithContext = component => (
+        shallowWithIntl(component, {context: {store}})
+    );
+
+    const unwrappedInstance = () => {
+        const WrappedComponent = getContainer();
+        // default starting state: looking at a project you created, not logged in
+        const wrapper = shallowMountWithContext(
+            <WrappedComponent
+                projectChanged
+                canSave={false}
+                cancelFileUpload={jest.fn()}
+                closeFileMenu={jest.fn()}
+                requestProjectUpload={jest.fn()}
+                userOwnsProject={false}
+                vm={vm}
+                onLoadingFinished={jest.fn()}
+                onLoadingStarted={jest.fn()}
+                onUpdateProjectTitle={jest.fn()}
+            />
+        );
+        return wrapper
+            .dive() // unwrap intl
+            .dive() // unwrap redux Connect(SBFileUploaderComponent)
+            .instance(); // SBFileUploaderComponent
+    };
+
+    beforeEach(() => {
+        vm = new VM();
+        store = mockStore({
+            scratchGui: {
+                projectState: {
+                    loadingState: LoadingState.SHOWING_WITHOUT_ID
+                },
+                vm: {}
+            },
+            locales: {
+                locale: 'en'
+            }
+        });
+    });
+
+    test('correctly sets title with .sb3 filename', () => {
+        const projectName = unwrappedInstance().getProjectTitleFromFilename('my project is great.sb3');
+        expect(projectName).toBe('my project is great');
+    });
+
+    test('correctly sets title with .sb2 filename', () => {
+        const projectName = unwrappedInstance().getProjectTitleFromFilename('my project is great.sb2');
+        expect(projectName).toBe('my project is great');
+    });
+
+    test('correctly sets title with .sb filename', () => {
+        const projectName = unwrappedInstance().getProjectTitleFromFilename('my project is great.sb');
+        expect(projectName).toBe('my project is great');
+    });
+
+    test('sets blank title with filename with no extension', () => {
+        const projectName = unwrappedInstance().getProjectTitleFromFilename('my project is great');
+        expect(projectName).toBe('');
+    });
+
+    /* tw: test is broken by flag required to fix issues with multiple instances
+    test('if isLoadingUpload becomes true, without fileToUpload set, will call cancelFileUpload', () => {
+        const mockedCancelFileUpload = jest.fn();
+        const WrappedComponent = getContainer();
+        const mounted = mountWithIntl(
+            <WrappedComponent
+                projectChanged
+                canSave={false}
+                cancelFileUpload={mockedCancelFileUpload}
+                closeFileMenu={jest.fn()}
+                isLoadingUpload={false}
+                requestProjectUpload={jest.fn()}
+                store={store}
+                userOwnsProject={false}
+                vm={vm}
+                onLoadingFinished={jest.fn()}
+                onLoadingStarted={jest.fn()}
+                onUpdateProjectTitle={jest.fn()}
+            />
+        );
+        mounted.setProps({
+            isLoadingUpload: true
+        });
+        expect(mockedCancelFileUpload).toHaveBeenCalled();
+    });
+    */
+});