test: add unit tests for get_resource_data datetime formatting in caller timezone

Author: ivictbor

tests/jest_tests/adminforth_agent_apiBasedTools.test.ts

@@ -0,0 +1,76 @@
+import { AdminForthDataTypes } from '../../adminforth/index.js';
+import { prepareApiBasedTools } from '../../plugins/adminforth-agent/apiBasedTools.js';
+
+describe('adminforth-agent apiBasedTools', () => {
+  it('formats get_resource_data datetime columns in the caller timezone', async () => {
+    const adminforth = {
+      config: {
+        baseUrl: 'http://localhost:3000',
+      },
+      tr: async (msg: string) => msg,
+      setupEndpoints(server: { endpoint: (options: any) => void }) {
+        server.endpoint({
+          method: 'POST',
+          path: '/get_resource',
+          request_schema: {},
+          response_schema: {},
+          handler: ({ body }: { body: Record<string, unknown> }) => ({
+            resource: {
+              resourceId: body.resourceId,
+              columns: [
+                {
+                  name: 'created_at',
+                  type: AdminForthDataTypes.DATETIME,
+                },
+                {
+                  name: 'updated_at',
+                  type: AdminForthDataTypes.DATETIME,
+                },
+                {
+                  name: 'raw_iso_note',
+                  type: AdminForthDataTypes.STRING,
+                },
+              ],
+            },
+          }),
+        });
+
+        server.endpoint({
+          method: 'POST',
+          path: '/get_resource_data',
+          request_schema: {},
+          response_schema: {},
+          handler: () => ({
+            data: [
+              {
+                created_at: '2026-04-18T12:32:45.123Z',
+                updated_at: '2026-04-18T23:01:02.003Z',
+                raw_iso_note: '2026-04-18T12:32:45.123Z',
+              },
+            ],
+            total: 1,
+          }),
+        });
+      },
+    } as any;
+
+    const tools = prepareApiBasedTools(adminforth);
+    const output = await tools.get_resource_data.call({
+      inputs: {
+        resourceId: 'adminuser',
+        source: 'list',
+        limit: 1,
+        offset: 0,
+        filters: [],
+        sort: [],
+      },
+      userTimeZone: 'Europe/Kyiv',
+    });
+
+    expect(output).toContain('18 Apr 2026, 15:32:45.123 (GMT+3)');
+    expect(output).toContain('19 Apr 2026, 02:01:02.003 (GMT+3)');
+    expect(output).toContain('raw_iso_note: 2026-04-18T12:32:45.123Z');
+    expect(output).not.toContain('created_at: 2026-04-18T12:32:45.123Z');
+    expect(output).not.toContain('updated_at: 2026-04-18T23:01:02.003Z');
+  });
+});