Make getClientVersions public (matrix-org#74)

Signed-off-by: Oliver Sand <[email protected]> Signed-off-by: Oliver Sand <[email protected]>
nordeck · Jan 26, 2023 · 1f378c7 · 1f378c7
1 parent ebef6dd
commit 1f378c7
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Showing 2 changed files with 31 additions and 1 deletion.
diff --git a/src/WidgetApi.ts b/src/WidgetApi.ts
@@ -637,7 +637,7 @@ export class WidgetApi extends EventEmitter {
         });
     }
 
-    private getClientVersions(): Promise<ApiVersion[]> {
+    public getClientVersions(): Promise<ApiVersion[]> {
         if (Array.isArray(this.cachedClientVersions)) {
             return Promise.resolve(this.cachedClientVersions);
         }

diff --git a/test/WidgetApi-test.ts b/test/WidgetApi-test.ts
@@ -92,4 +92,34 @@ describe('WidgetApi', () => {
             )).rejects.toThrow('An error occurred');
         });
     });
+
+    describe('getClientVersions', () => {
+        beforeEach(() => {
+            jest.mocked(PostmessageTransport.prototype.send).mockResolvedValueOnce(
+                {
+                    supported_versions: [
+                        UnstableApiVersion.MSC3869, UnstableApiVersion.MSC2762,
+                    ],
+                } as ISupportedVersionsActionResponseData,
+            );
+        })
+
+        it('should request supported client versions', async () => {
+            await expect(widgetApi.getClientVersions()).resolves.toEqual([
+                'org.matrix.msc3869', 'org.matrix.msc2762',
+            ]);
+        })
+
+        it('should cache supported client versions on successive calls', async () => {
+            await expect(widgetApi.getClientVersions()).resolves.toEqual([
+                'org.matrix.msc3869', 'org.matrix.msc2762',
+            ]);
+
+            await expect(widgetApi.getClientVersions()).resolves.toEqual([
+                'org.matrix.msc3869', 'org.matrix.msc2762',
+            ]);
+
+            expect(PostmessageTransport.prototype.send).toBeCalledTimes(1);
+        })
+    });
 });