test(etapi): port api-metrics

_regroup/test-etapi/_login.http

@@ -1,12 +0,0 @@
-POST {{triliumHost}}/etapi/auth/login
-Content-Type: application/json
-
-{
-  "password": "1234"
-}
-
-> {%
-    client.assert(response.status === 201);
-
-    client.global.set("authToken", response.body.authToken);
-%}

_regroup/test-etapi/api-metrics.http

@@ -1,43 +0,0 @@
-### Test regular API metrics endpoint (requires session authentication)
-
-### Get metrics from regular API (default Prometheus format)
-GET {{triliumHost}}/api/metrics
-
-> {%
-client.test("API metrics endpoint returns Prometheus format by default", function() {
-    client.assert(response.status === 200, "Response status is not 200");
-    client.assert(response.headers["content-type"].includes("text/plain"), "Content-Type should be text/plain");
-    client.assert(response.body.includes("trilium_info"), "Should contain trilium_info metric");
-    client.assert(response.body.includes("trilium_notes_total"), "Should contain trilium_notes_total metric");
-    client.assert(response.body.includes("# HELP"), "Should contain HELP comments");
-    client.assert(response.body.includes("# TYPE"), "Should contain TYPE comments");
-});
-%}
-
-### Get metrics in JSON format
-GET {{triliumHost}}/api/metrics?format=json
-
-> {%
-client.test("API metrics endpoint returns JSON when requested", function() {
-    client.assert(response.status === 200, "Response status is not 200");
-    client.assert(response.headers["content-type"].includes("application/json"), "Content-Type should be application/json");
-    client.assert(response.body.version, "Version info not present");
-    client.assert(response.body.database, "Database info not present");
-    client.assert(response.body.timestamp, "Timestamp not present");
-    client.assert(typeof response.body.database.totalNotes === 'number', "Total notes should be a number");
-    client.assert(typeof response.body.database.activeNotes === 'number', "Active notes should be a number");
-    client.assert(response.body.noteTypes, "Note types breakdown not present");
-    client.assert(response.body.attachmentTypes, "Attachment types breakdown not present");
-    client.assert(response.body.statistics, "Statistics not present");
-});
-%}
-
-### Test invalid format parameter
-GET {{triliumHost}}/api/metrics?format=xml
-
-> {%
-client.test("Invalid format parameter returns error", function() {
-    client.assert(response.status === 500, "Response status should be 500");
-    client.assert(response.body.message.includes("prometheus"), "Error message should mention supported formats");
-});
-%} 

apps/server/spec/etapi/api-metrics.spec.ts

@@ -0,0 +1,48 @@
+import { Application } from "express";
+import { beforeAll, describe, expect, it } from "vitest";
+import buildApp from "../../src/app.js";
+import supertest from "supertest";
+
+let app: Application;
+let token: string;
+
+// TODO: This is an API test, not ETAPI.
+
+describe("api/metrics", () => {
+    beforeAll(async () => {
+        app = await buildApp();
+    });
+
+    it("returns Prometheus format by default", async () => {
+        const response = await supertest(app)
+            .get("/api/metrics")
+            .expect(200);
+        expect(response.headers["content-type"]).toContain("text/plain");
+        expect(response.text).toContain("trilium_info");
+        expect(response.text).toContain("trilium_notes_total");
+        expect(response.text).toContain("# HELP");
+        expect(response.text).toContain("# TYPE");
+    });
+
+    it("returns JSON when requested", async() => {
+        const response = await supertest(app)
+            .get("/api/metrics?format=json")
+            .expect(200);
+        expect(response.headers["content-type"]).toContain("application/json");
+        expect(response.body.version).toBeTruthy();
+        expect(response.body.database).toBeTruthy();
+        expect(response.body.timestamp).toBeTruthy();
+        expect(response.body.database.totalNotes).toBeTypeOf("number");
+        expect(response.body.database.activeNotes).toBeTypeOf("number");
+        expect(response.body.noteTypes).toBeTruthy();
+        expect(response.body.attachmentTypes).toBeTruthy();
+        expect(response.body.statistics).toBeTruthy();
+    });
+
+    it("returns error on invalid format", async() => {
+        const response = await supertest(app)
+            .get("/api/metrics?format=xml")
+            .expect(500);
+        expect(response.body.message).toContain("prometheus");
+    });
+});