Remove standalone Activity log page (Refs #153)

tests/unit/ui-host-operation-labels.test.ts

@@ -1,8 +1,10 @@
-import { describe, expect, it, vi } from 'vitest';
+import { beforeEach, describe, expect, it, vi } from 'vitest';
 import { render } from 'svelte/server';
 import type { ComponentProps } from 'svelte';
-import { writable } from 'svelte/store';
+import { writable, type Writable } from 'svelte/store';
+import { page } from '$app/stores';
 import HostOperations from '../../src/routes/hosts/operations/+page.svelte';
+import Hosts from '../../src/routes/hosts/+page.svelte';
 import type { HostOperationSummary } from '../../src/lib/hosts.js';
 
 vi.mock('$app/stores', () => ({
@@ -11,6 +13,14 @@ vi.mock('$app/stores', () => ({
 }));
 vi.mock('$app/navigation', () => ({ beforeNavigate: vi.fn() }));
 
+function setPage(path: string) {
+    (page as unknown as Writable<unknown>).set({
+        url: new URL(`http://localhost${path}`),
+        data: { user: { role: 'viewer' } }
+    });
+}
+beforeEach(() => setPage('/hosts/operations'));
+
 const operation: HostOperationSummary = {
     id: 'retained-op',
     hostId: 'host-1',
@@ -29,6 +39,58 @@ const operation: HostOperationSummary = {
 };
 
 describe('host operation history presentation', () => {
+    it('keeps fleet-wide operation history reachable even when all hosts have been deleted', () => {
+        setPage('/hosts');
+        const body = render(Hosts, {
+            props: {
+                data: { user: null, setupRequired: false, hosts: [], serverNow: Date.now() }
+            }
+        }).body;
+        expect(body).toContain('href="/hosts/operations"');
+        expect(body).toContain('Operation history');
+    });
+
+    it.each([
+        [
+            '/hosts/operations?operation=retained-op&host=host-1&filter=all',
+            '/hosts/operations?host=host-1&amp;filter=all',
+            'Back to host operation history'
+        ],
+        [
+            '/hosts/operations?operation=retained-op&returnTo=%2Fservers%2Ftown%3Ftab%3Dhistory',
+            '/servers/town?tab=history',
+            'Back to server'
+        ],
+        [
+            '/hosts/operations?operation=retained-op&returnTo=%2Factivity%3Fhost%3Dhost-1',
+            '/hosts/operations?host=host-1',
+            'Back to host operation history'
+        ]
+    ])('returns from a selected operation to existing history: %s', (path, href, label) => {
+        setPage(path);
+        const body = render(HostOperations, {
+            props: {
+                data: {
+                    user: null,
+                    setupRequired: false,
+                    history: {
+                        operations: [],
+                        page: 1,
+                        pageSize: 25,
+                        totalPages: 1,
+                        total: 0,
+                        filter: 'all'
+                    },
+                    scope: { operation: operation.id, host: operation.hostId },
+                    hostName: operation.hostName
+                }
+            }
+        }).body;
+        expect(body).toContain(`href="${href}"`);
+        expect(body).toContain(label);
+        expect(body).not.toContain('href="/activity');
+    });
+
     it('uses readable operation, server and state labels while keeping identifiers in technical detail', () => {
         const body = render(HostOperations, {
             props: {