Remove mock/test widgets (#1577)

## Summary:

I don't see the point of having a bunch of test widgets when we could just use real widgets in tests.

Open to push back.

Author: handeyeco

Reviewers: jeremywiebe, handeyeco

Required Reviewers:

Approved By: jeremywiebe

Checks: ✅ Upload Coverage (ubuntu-latest, 20.x), ✅ Publish npm snapshot (ubuntu-latest, 20.x), ✅ Lint, Typecheck, Format, and Test (ubuntu-latest, 20.x), ✅ Check builds for changes in size (ubuntu-latest, 20.x), ✅ Cypress (ubuntu-latest, 20.x), ✅ Jest Coverage (ubuntu-latest, 20.x), ✅ Check for .changeset entries for all changed files (ubuntu-latest, 20.x), ✅ Publish Storybook to Chromatic (ubuntu-latest, 20.x), ✅ gerald

Pull Request URL: #1577

.changeset/plenty-crews-wink.md

@@ -0,0 +1,6 @@
+---
+"@khanacademy/perseus": major
+"@khanacademy/perseus-editor": major
+---
+
+Remove example widgets and their editors

packages/perseus-editor/src/all-editors.ts

@@ -3,8 +3,6 @@ import CSProgramEditor from "./widgets/cs-program-editor";
 import DefinitionEditor from "./widgets/definition-editor";
 import DeprecatedStandinEditor from "./widgets/deprecated-standin-editor";
 import DropdownEditor from "./widgets/dropdown-editor";
-import ExampleGraphieWidgetEditor from "./widgets/example-graphie-widget-editor";
-import ExampleWidgetEditor from "./widgets/example-widget-editor";
 import ExplanationEditor from "./widgets/explanation-editor";
 import ExpressionEditor from "./widgets/expression-editor";
 import GradedGroupEditor from "./widgets/graded-group-editor";
@@ -31,7 +29,6 @@ import PhetSimulationEditor from "./widgets/phet-simulation-editor";
 import PlotterEditor from "./widgets/plotter-editor";
 import PythonProgramEditor from "./widgets/python-program-editor";
 import RadioEditor from "./widgets/radio/editor";
-import SimpleMarkdownTesterEditor from "./widgets/simple-markdown-tester-editor";
 import SorterEditor from "./widgets/sorter-editor";
 import TableEditor from "./widgets/table-editor";
 import VideoEditor from "./widgets/video-editor";
@@ -41,8 +38,6 @@ export default [
     CSProgramEditor,
     DefinitionEditor,
     DropdownEditor,
-    ExampleGraphieWidgetEditor,
-    ExampleWidgetEditor,
     ExplanationEditor,
     ExpressionEditor,
     GradedGroupEditor,
@@ -68,7 +63,6 @@ export default [
     PhetSimulationEditor,
     PlotterEditor,
     PythonProgramEditor,
-    SimpleMarkdownTesterEditor,
     SorterEditor,
     TableEditor,
     VideoEditor,

packages/perseus-editor/src/index.ts

@@ -16,14 +16,13 @@ export {default as StatefulEditorPage} from "./stateful-editor-page";
 import "./styles/perseus-editor.less";
 
 // eslint-disable-next-line import/order
-import {Widgets} from "@khanacademy/perseus";
+import {Widgets, widgets} from "@khanacademy/perseus";
 import AllEditors from "./all-editors";
-import AllWidgets from "./all-widgets";
 
 Widgets.registerEditors(AllEditors);
-Widgets.registerWidgets(AllWidgets);
+Widgets.registerWidgets(widgets);
 
 Widgets.replaceDeprecatedWidgets();
 Widgets.replaceDeprecatedEditors();
 
-export {AllEditors, AllWidgets};
+export {AllEditors, widgets};

packages/perseus-editor/src/util/register-all-widgets-and-editors-for-testing.ts

@@ -3,13 +3,12 @@
  * in order for them to work. Requiring this file will register all of the
  * widgets and editors.
  */
-import {Widgets} from "@khanacademy/perseus";
+import {Widgets, widgets} from "@khanacademy/perseus";
 
 import allEditors from "../all-editors";
-import allWidgets from "../all-widgets";
 
 export const registerAllWidgetsAndEditorsForTesting = () => {
-    Widgets.registerWidgets(allWidgets);
+    Widgets.registerWidgets(widgets);
     Widgets.registerEditors(allEditors);
 
     Widgets.replaceDeprecatedWidgets();