Room list: move MessagePreviewStore and previews into its own directory (#32710)

* refactor: move `MessagePreviewStore` and previews into its own directory The `MessagePreviewStore` is used widly and not only by the room list. Moving to its own folder to be able to remove old room list later with less friction * test: add more tests
2026-11-05 22:25:36 +00:00 · 2026-03-04 18:40:12 +01:00
parent 1c66f0ba01
commit 1963f268aa
26 changed files with 412 additions and 27 deletions
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2026 Element Creations Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only OR LicenseRef-Element-Commercial
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+import { Room } from "matrix-js-sdk/src/matrix";
+import { mocked } from "jest-mock";
+
+import { LegacyCallInviteEventPreview } from "../../../../../src/stores/message-preview/previews/LegacyCallInviteEventPreview";
+import { DefaultTagID } from "../../../../../src/stores/room-list-v3/skip-list/tag";
+import { mkEvent, stubClient } from "../../../../test-utils";
+import { MatrixClientPeg } from "../../../../../src/MatrixClientPeg";
+
+describe("LegacyCallInviteEventPreview", () => {
+    const preview = new LegacyCallInviteEventPreview();
+    const roomId = "!room:example.com";
+
+    beforeAll(() => {
+        stubClient();
+    });
+
+    describe("getTextFor", () => {
+        describe("in a room that should be prefixed (non-DM)", () => {
+            it("returns 'You started a call' when the event is from self", () => {
+                const selfUserId = MatrixClientPeg.safeGet().getSafeUserId();
+                const event = mkEvent({
+                    event: true,
+                    type: "m.call.invite",
+                    content: {},
+                    user: selfUserId,
+                    room: roomId,
+                });
+                expect(preview.getTextFor(event)).toBe("You started a call");
+            });
+
+            it("returns '<sender> started a call' when the event is from someone else", () => {
+                const otherUserId = "@other:example.com";
+                const event = mkEvent({
+                    event: true,
+                    type: "m.call.invite",
+                    content: {},
+                    user: otherUserId,
+                    room: roomId,
+                });
+                expect(preview.getTextFor(event)).toBe(`${otherUserId} started a call`);
+            });
+        });
+
+        describe("in a DM room (should not be prefixed)", () => {
+            beforeEach(() => {
+                const cli = MatrixClientPeg.safeGet();
+                // Make a 1:1 room so shouldPrefixMessagesIn returns false
+                const room = new Room(roomId, cli, cli.getSafeUserId());
+                jest.spyOn(room.currentState, "getJoinedMemberCount").mockReturnValue(2);
+                mocked(cli.getRoom).mockReturnValue(room);
+            });
+
+            afterEach(() => {
+                mocked(MatrixClientPeg.safeGet().getRoom).mockReturnValue(null);
+            });
+
+            it("returns 'Waiting for answer' when the event is from self", () => {
+                const selfUserId = MatrixClientPeg.safeGet().getSafeUserId();
+                const event = mkEvent({
+                    event: true,
+                    type: "m.call.invite",
+                    content: {},
+                    user: selfUserId,
+                    room: roomId,
+                });
+                expect(preview.getTextFor(event, DefaultTagID.DM)).toBe("Waiting for answer");
+            });
+
+            it("returns '<sender> is calling' when the event is from someone else", () => {
+                const otherUserId = "@other:example.com";
+                const event = mkEvent({
+                    event: true,
+                    type: "m.call.invite",
+                    content: {},
+                    user: otherUserId,
+                    room: roomId,
+                });
+                expect(preview.getTextFor(event, DefaultTagID.DM)).toBe(`${otherUserId} is calling`);
+            });
+        });
+    });
+});