add tests for open id delay fallback

src/livekit/openIDSFU.test.ts

@@ -34,6 +34,7 @@ describe("getSFUConfigWithOpenID", () => {
     vitest.clearAllMocks();
     fetchMock.reset();
   });
+
   it("should handle fetching a token", async () => {
     fetchMock.post("https://sfu.example.org/sfu/get", () => {
       return {
@@ -56,6 +57,7 @@ describe("getSFUConfigWithOpenID", () => {
     });
     void (await fetchMock.flush());
   });
+
   it("should fail if the SFU errors", async () => {
     fetchMock.post("https://sfu.example.org/sfu/get", () => {
       return {
@@ -81,6 +83,103 @@ describe("getSFUConfigWithOpenID", () => {
     expect.fail("Expected test to throw;");
   });
 
+  it("should try legacy and then new endpoint with delay delegation", async () => {
+    fetchMock.post("https://sfu.example.org/get_token", () => {
+      return {
+        status: 500,
+        body: { error: "Test failure" },
+      };
+    });
+    fetchMock.post("https://sfu.example.org/sfu/get", () => {
+      return {
+        status: 500,
+        body: { error: "Test failure" },
+      };
+    });
+    try {
+      await getSFUConfigWithOpenID(
+        matrixClient,
+        ownMemberMock,
+        "https://sfu.example.org",
+        false,
+        "!example_room_id",
+        "https://matrix.homeserverserver.org",
+        "mock_delay_id",
+      );
+    } catch (ex) {
+      logger.info(ex);
+      expect(((ex as Error).cause as Error).message).toEqual(
+        "SFU Config fetch failed with status code 500",
+      );
+      void (await fetchMock.flush());
+    }
+    const calls = fetchMock.calls();
+    expect(calls.length).toBe(2);
+
+    expect(calls[0][0]).toStrictEqual("https://sfu.example.org/get_token");
+    expect(calls[0][1]).toStrictEqual({
+      // check if it uses correct delayID!
+      body: '{"room_id":"!example_room_id","slot_id":"m.call#ROOM","member":{"id":"@alice:example.org:DEVICE","claimed_user_id":"@alice:example.org","claimed_device_id":"DEVICE"},"delay_id":"mock_delay_id","delay_timeout":1000,"delay_cs_api_url":"https://matrix.homeserverserver.org"}',
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+      },
+    });
+
+    expect(calls[1][0]).toStrictEqual("https://sfu.example.org/sfu/get");
+
+    expect(calls[1][1]).toStrictEqual({
+      body: '{"room":"!example_room_id","device_id":"DEVICE"}',
+      headers: {
+        "Content-Type": "application/json",
+      },
+      method: "POST",
+    });
+  });
+
+  it("dont try legacy if endpoint with delay delegation is sucessful", async () => {
+    fetchMock.post("https://sfu.example.org/get_token", () => {
+      return {
+        status: 200,
+        body: { url: sfuUrl, jwt: testJWTToken },
+      };
+    });
+    fetchMock.post("https://sfu.example.org/sfu/get", () => {
+      return {
+        status: 500,
+        body: { error: "Test failure" },
+      };
+    });
+    try {
+      await getSFUConfigWithOpenID(
+        matrixClient,
+        ownMemberMock,
+        "https://sfu.example.org",
+        false,
+        "!example_room_id",
+        "https://matrix.homeserverserver.org",
+        "mock_delay_id",
+      );
+    } catch (ex) {
+      expect(((ex as Error).cause as Error).message).toEqual(
+        "SFU Config fetch failed with status code 500",
+      );
+      void (await fetchMock.flush());
+    }
+    const calls = fetchMock.calls();
+    expect(calls.length).toBe(1);
+
+    expect(calls[0][0]).toStrictEqual("https://sfu.example.org/get_token");
+    expect(calls[0][1]).toStrictEqual({
+      // check if it uses correct delayID!
+      body: '{"room_id":"!example_room_id","slot_id":"m.call#ROOM","member":{"id":"@alice:example.org:DEVICE","claimed_user_id":"@alice:example.org","claimed_device_id":"DEVICE"},"delay_id":"mock_delay_id","delay_timeout":1000,"delay_cs_api_url":"https://matrix.homeserverserver.org"}',
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+      },
+    });
+  });
+
   it("should retry fetching the openid token", async () => {
     let count = 0;
     matrixClient.getOpenIdToken.mockImplementation(async () => {

src/state/CallViewModel/remoteMembers/MatrixLivekitMembers.test.ts

@@ -49,16 +49,12 @@ const transportB: LivekitTransport = {
   livekit_alias: "!alias:sample.com",
 };
 
-const bobMembership = mockRtcMembership(
-  "@bob:example.org",
-  "DEV000",
-  transportA,
-);
-const carlMembership = mockRtcMembership(
-  "@carl:sample.com",
-  "DEV111",
-  transportB,
-);
+const bobMembership = mockRtcMembership("@bob:example.org", "DEV000", {
+  fociPreferred: [transportA],
+});
+const carlMembership = mockRtcMembership("@carl:sample.com", "DEV111", {
+  fociPreferred: [transportB],
+});
 
 beforeEach(() => {
   testScope = new ObservableScope();

src/utils/test.ts

@@ -15,7 +15,6 @@ import {
   vitest,
 } from "vitest";
 import {
-  encodeUnpaddedBase64,
   MatrixEvent,
   type Room as MatrixRoom,
   type Room,
@@ -44,7 +43,7 @@ import {
   type Room as LivekitRoom,
   Track,
 } from "livekit-client";
-import { createHash, randomUUID } from "crypto";
+import { randomUUID } from "crypto";
 import { type TrackReference } from "@livekit/components-core";
 import EventEmitter from "events";
 import {