add the exactRoute property to app registration

docs/development/core/public/kibana-plugin-core-public.app.exactroute.md

@@ -0,0 +1,30 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-core-public](./kibana-plugin-core-public.md) &gt; [App](./kibana-plugin-core-public.app.md) &gt; [exactRoute](./kibana-plugin-core-public.app.exactroute.md)
+
+## App.exactRoute property
+
+If set to true, the application's route will only be checked against an exact match
+
+<b>Signature:</b>
+
+```typescript
+exactRoute?: boolean;
+```
+
+## Example
+
+
+```ts
+core.application.register({
+  id: 'my_app',
+  title: 'My App'
+  exactRoute: true,
+  mount: () => { ... },
+})
+
+// '[basePath]/app/my_app' will be matched
+// '[basePath]/app/my_app/some/path' will not be matched
+
+```
+

docs/development/core/public/kibana-plugin-core-public.app.md

@@ -18,5 +18,6 @@ export interface App<HistoryLocationState = unknown> extends AppBase
 |  --- | --- | --- |
 |  [appRoute](./kibana-plugin-core-public.app.approute.md) | <code>string</code> | Override the application's routing path from <code>/app/${id}</code>. Must be unique across registered applications. Should not include the base path from HTTP. |
 |  [chromeless](./kibana-plugin-core-public.app.chromeless.md) | <code>boolean</code> | Hide the UI chrome when the application is mounted. Defaults to <code>false</code>. Takes precedence over chrome service visibility settings. |
+|  [exactRoute](./kibana-plugin-core-public.app.exactroute.md) | <code>boolean</code> | If set to true, the application's route will only be checked against an exact match |
 |  [mount](./kibana-plugin-core-public.app.mount.md) | <code>AppMount&lt;HistoryLocationState&gt; &#124; AppMountDeprecated&lt;HistoryLocationState&gt;</code> | A mount function called when the user navigates to this app's route. May have signature of [AppMount](./kibana-plugin-core-public.appmount.md) or [AppMountDeprecated](./kibana-plugin-core-public.appmountdeprecated.md)<!-- -->. |
 

src/core/public/application/application_service.tsx

@@ -201,6 +201,7 @@ export class ApplicationService {
         this.mounters.set(app.id, {
           appRoute: app.appRoute!,
           appBasePath: basePath.prepend(app.appRoute!),
+          exactRoute: app.exactRoute ?? false,
           mount: wrapMount(plugin, app),
           unmountBeforeMounting: false,
           legacy: false,
@@ -236,6 +237,7 @@ export class ApplicationService {
         this.mounters.set(app.id, {
           appRoute,
           appBasePath,
+          exactRoute: false,
           mount,
           unmountBeforeMounting: true,
           legacy: true,

src/core/public/application/integration_tests/router.test.tsx

@@ -30,7 +30,6 @@ import { ScopedHistory } from '../scoped_history';
 describe('AppRouter', () => {
   let mounters: MockedMounterMap<EitherApp>;
   let globalHistory: History;
-  let appStatuses$: BehaviorSubject<Map<string, AppStatus>>;
   let update: ReturnType<typeof createRenderer>;
   let scopedAppHistory: History;
 
@@ -53,6 +52,17 @@ describe('AppRouter', () => {
     );
   };
 
+  const createMountersRenderer = () =>
+    createRenderer(
+      <AppRouter
+        history={globalHistory}
+        mounters={mockMountersToMounters()}
+        appStatuses$={mountersToAppStatus$()}
+        setAppLeaveHandler={noop}
+        setIsMounting={noop}
+      />
+    );
+
   beforeEach(() => {
     mounters = new Map([
       createAppMounter({ appId: 'app1', html: '<span>App 1</span>' }),
@@ -90,16 +100,7 @@ describe('AppRouter', () => {
       }),
     ] as Array<MockedMounterTuple<EitherApp>>);
     globalHistory = createMemoryHistory();
-    appStatuses$ = mountersToAppStatus$();
-    update = createRenderer(
-      <AppRouter
-        history={globalHistory}
-        mounters={mockMountersToMounters()}
-        appStatuses$={appStatuses$}
-        setAppLeaveHandler={noop}
-        setIsMounting={noop}
-      />
-    );
+    update = createMountersRenderer();
   });
 
   it('calls mount handler and returned unmount function when navigating between apps', async () => {
@@ -220,15 +221,7 @@ describe('AppRouter', () => {
       })
     );
     globalHistory = createMemoryHistory();
-    update = createRenderer(
-      <AppRouter
-        history={globalHistory}
-        mounters={mockMountersToMounters()}
-        appStatuses$={mountersToAppStatus$()}
-        setAppLeaveHandler={noop}
-        setIsMounting={noop}
-      />
-    );
+    update = createMountersRenderer();
 
     await navigate('/fake-login');
 
@@ -252,22 +245,61 @@ describe('AppRouter', () => {
       })
     );
     globalHistory = createMemoryHistory();
-    update = createRenderer(
-      <AppRouter
-        history={globalHistory}
-        mounters={mockMountersToMounters()}
-        appStatuses$={mountersToAppStatus$()}
-        setAppLeaveHandler={noop}
-        setIsMounting={noop}
-      />
-    );
+    update = createMountersRenderer();
 
     await navigate('/spaces/fake-login');
 
     expect(mounters.get('spaces')!.mounter.mount).toHaveBeenCalled();
     expect(mounters.get('login')!.mounter.mount).not.toHaveBeenCalled();
   });
 
+  it('should mount an exact route app only when the path is an exact match', async () => {
+    mounters.set(
+      ...createAppMounter({
+        appId: 'exactApp',
+        html: '<div>exact app</div>',
+        exactRoute: true,
+        appRoute: '/app/exact-app',
+      })
+    );
+
+    globalHistory = createMemoryHistory();
+    update = createMountersRenderer();
+
+    await navigate('/app/exact-app/some-path');
+
+    expect(mounters.get('exactApp')!.mounter.mount).not.toHaveBeenCalled();
+
+    await navigate('/app/exact-app');
+
+    expect(mounters.get('exactApp')!.mounter.mount).toHaveBeenCalledTimes(1);
+  });
+
+  it('should mount an an app with a route nested in an exact route app', async () => {
+    mounters.set(
+      ...createAppMounter({
+        appId: 'exactApp',
+        html: '<div>exact app</div>',
+        exactRoute: true,
+        appRoute: '/app/exact-app',
+      })
+    );
+    mounters.set(
+      ...createAppMounter({
+        appId: 'nestedApp',
+        html: '<div>nested app</div>',
+        appRoute: '/app/exact-app/another-app',
+      })
+    );
+    globalHistory = createMemoryHistory();
+    update = createMountersRenderer();
+
+    await navigate('/app/exact-app/another-app');
+
+    expect(mounters.get('exactApp')!.mounter.mount).not.toHaveBeenCalled();
+    expect(mounters.get('nestedApp')!.mounter.mount).toHaveBeenCalledTimes(1);
+  });
+
   it('should not remount when changing pages within app', async () => {
     const { mounter, unmount } = mounters.get('app1')!;
     await navigate('/app/app1/page1');
@@ -304,15 +336,7 @@ describe('AppRouter', () => {
 
   it('should not remount when when changing pages within app using hash history', async () => {
     globalHistory = createHashHistory();
-    update = createRenderer(
-      <AppRouter
-        history={globalHistory}
-        mounters={mockMountersToMounters()}
-        appStatuses$={mountersToAppStatus$()}
-        setAppLeaveHandler={noop}
-        setIsMounting={noop}
-      />
-    );
+    update = createMountersRenderer();
 
     const { mounter, unmount } = mounters.get('app1')!;
     await navigate('/app/app1/page1');

src/core/public/application/integration_tests/utils.tsx

@@ -47,11 +47,13 @@ export const createAppMounter = ({
   appId,
   html = `<div>App ${appId}</div>`,
   appRoute = `/app/${appId}`,
+  exactRoute = false,
   extraMountHook,
 }: {
   appId: string;
   html?: string;
   appRoute?: string;
+  exactRoute?: boolean;
   extraMountHook?: (params: AppMountParameters) => void;
 }): MockedMounterTuple<App> => {
   const unmount = jest.fn();
@@ -62,6 +64,7 @@ export const createAppMounter = ({
         appRoute,
         appBasePath: appRoute,
         legacy: false,
+        exactRoute,
         mount: jest.fn(async (params: AppMountParameters) => {
           const { appBasePath: basename, element } = params;
           Object.assign(element, {
@@ -90,6 +93,7 @@ export const createLegacyAppMounter = (
       appBasePath: `/app/${appId.split(':')[0]}`,
       unmountBeforeMounting: true,
       legacy: true,
+      exactRoute: false,
       mount: legacyMount,
     },
     unmount: jest.fn(),

src/core/public/application/types.ts

@@ -234,6 +234,24 @@ export interface App<HistoryLocationState = unknown> extends AppBase {
    * base path from HTTP.
    */
   appRoute?: string;
+
+  /**
+   * If set to true, the application's route will only be checked against an exact match
+   *
+   * @example
+   * ```ts
+   * core.application.register({
+   *   id: 'my_app',
+   *   title: 'My App'
+   *   exactRoute: true,
+   *   mount: () => { ... },
+   * })
+   *
+   * // '[basePath]/app/my_app' will be matched
+   * // '[basePath]/app/my_app/some/path' will not be matched
+   * ```
+   */
+  exactRoute?: boolean;
 }
 
 /** @public */
@@ -569,6 +587,7 @@ export type Mounter<T = App | LegacyApp> = SelectivePartial<
     appBasePath: string;
     mount: T extends LegacyApp ? LegacyAppMounter : AppMounter;
     legacy: boolean;
+    exactRoute: boolean;
     unmountBeforeMounting: T extends LegacyApp ? true : boolean;
   },
   T extends LegacyApp ? never : 'unmountBeforeMounting'

src/core/public/application/ui/app_container.test.tsx

@@ -55,6 +55,7 @@ describe('AppContainer', () => {
     appRoute: '/some-route',
     unmountBeforeMounting: false,
     legacy: false,
+    exactRoute: false,
     mount: async ({ element }: AppMountParameters) => {
       await promise;
       const container = document.createElement('div');
@@ -143,6 +144,7 @@ describe('AppContainer', () => {
       appRoute: '/some-route',
       unmountBeforeMounting: false,
       legacy: false,
+      exactRoute: false,
       mount: async ({ element }: AppMountParameters) => {
         await waitPromise;
         throw new Error(`Mounting failed!`);

src/core/public/application/ui/app_router.tsx

@@ -63,6 +63,7 @@ export const AppRouter: FunctionComponent<Props> = ({
             <Route
               key={mounter.appRoute}
               path={mounter.appRoute}
+              exact={mounter.exactRoute}
               render={({ match: { url } }) => (
                 <AppContainer
                   appPath={url}

src/core/public/public.api.md

@@ -154,6 +154,7 @@ export function __kbnBootstrap__(): void;
 export interface App<HistoryLocationState = unknown> extends AppBase {
     appRoute?: string;
     chromeless?: boolean;
+    exactRoute?: boolean;
     mount: AppMount<HistoryLocationState> | AppMountDeprecated<HistoryLocationState>;
 }