Add thread notification with server assistance (MSC3773) (#9400)

Co-authored-by: Janne Mareike Koschinski <janne@kuschku.de>

test/components/views/right_panel/RoomHeaderButtons-test.tsx

@@ -0,0 +1,97 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import { render } from "@testing-library/react";
+import { MatrixClient, PendingEventOrdering } from "matrix-js-sdk/src/client";
+import { NotificationCountType, Room } from "matrix-js-sdk/src/models/room";
+import React from "react";
+
+import RoomHeaderButtons from "../../../../src/components/views/right_panel/RoomHeaderButtons";
+import { MatrixClientPeg } from "../../../../src/MatrixClientPeg";
+import SettingsStore from "../../../../src/settings/SettingsStore";
+import { stubClient } from "../../../test-utils";
+
+describe("RoomHeaderButtons-test.tsx", function() {
+    const ROOM_ID = "!roomId:example.org";
+    let room: Room;
+    let client: MatrixClient;
+
+    beforeEach(() => {
+        jest.clearAllMocks();
+
+        stubClient();
+        client = MatrixClientPeg.get();
+        room = new Room(ROOM_ID, client, client.getUserId(), {
+            pendingEventOrdering: PendingEventOrdering.Detached,
+        });
+
+        jest.spyOn(SettingsStore, "getValue").mockImplementation((name: string) => {
+            if (name === "feature_thread") return true;
+        });
+    });
+
+    function getComponent(room: Room) {
+        return render(<RoomHeaderButtons
+            room={room}
+            excludedRightPanelPhaseButtons={[]}
+        />);
+    }
+
+    function getThreadButton(container) {
+        return container.querySelector(".mx_RightPanel_threadsButton");
+    }
+
+    function isIndicatorOfType(container, type: "red" | "gray") {
+        return container.querySelector(".mx_RightPanel_threadsButton .mx_Indicator")
+            .className
+            .includes(type);
+    }
+
+    it("shows the thread button", () => {
+        const { container } = getComponent(room);
+        expect(getThreadButton(container)).not.toBeNull();
+    });
+
+    it("hides the thread button", () => {
+        jest.spyOn(SettingsStore, "getValue").mockReset().mockReturnValue(false);
+        const { container } = getComponent(room);
+        expect(getThreadButton(container)).toBeNull();
+    });
+
+    it("room wide notification does not change the thread button", () => {
+        room.setUnreadNotificationCount(NotificationCountType.Highlight, 1);
+        room.setUnreadNotificationCount(NotificationCountType.Total, 1);
+
+        const { container } = getComponent(room);
+
+        expect(container.querySelector(".mx_RightPanel_threadsButton .mx_Indicator")).toBeNull();
+    });
+
+    it("room wide notification does not change the thread button", () => {
+        const { container } = getComponent(room);
+
+        room.setThreadUnreadNotificationCount("$123", NotificationCountType.Total, 1);
+        expect(isIndicatorOfType(container, "gray")).toBe(true);
+
+        room.setThreadUnreadNotificationCount("$123", NotificationCountType.Highlight, 1);
+        expect(isIndicatorOfType(container, "red")).toBe(true);
+
+        room.setThreadUnreadNotificationCount("$123", NotificationCountType.Total, 0);
+        room.setThreadUnreadNotificationCount("$123", NotificationCountType.Highlight, 0);
+
+        expect(container.querySelector(".mx_RightPanel_threadsButton .mx_Indicator")).toBeNull();
+    });
+});