test: add pi-hole test container integration test (#649)

* test: add pi-hole test container integration test

* chore: improve waiting logic for test container

* refactor: improve structure of pi hole test

* fix: eslint does not recognize test directory to be part of tsconfig

packages/integrations/test/pi-hole.spec.ts

@@ -0,0 +1,51 @@
+import type { StartedTestContainer } from "testcontainers";
+import { GenericContainer, Wait } from "testcontainers";
+import { describe, expect, test } from "vitest";
+
+import { PiHoleIntegration } from "../src";
+
+const DEFAULT_PASSWORD = "12341234";
+const DEFAULT_API_KEY = "3b1434980677dcf53fa8c4a611db3b1f0f88478790097515c0abb539102778b9"; // Some hash generated from password
+
+describe("Pi-hole integration", () => {
+  test("getSummaryAsync should return summary from pi-hole", async () => {
+    // Arrange
+    const piholeContainer = await createPiHoleContainer(DEFAULT_PASSWORD).start();
+    const piHoleIntegration = createPiHoleIntegration(piholeContainer, DEFAULT_API_KEY);
+
+    // Act
+    const result = await piHoleIntegration.getSummaryAsync();
+
+    // Assert
+    expect(result.adsBlockedToday).toBe(0);
+    expect(result.adsBlockedTodayPercentage).toBe(0);
+    expect(result.dnsQueriesToday).toBe(0);
+    expect(result.domainsBeingBlocked).toBeGreaterThan(1);
+
+    // Cleanup
+    await piholeContainer.stop();
+  }, 20_000); // Timeout of 20 seconds
+});
+
+const createPiHoleContainer = (password: string) => {
+  return new GenericContainer("pihole/pihole:latest")
+    .withEnvironment({
+      WEBPASSWORD: password,
+    })
+    .withExposedPorts(80)
+    .withWaitStrategy(Wait.forLogMessage("Pi-hole Enabled"));
+};
+
+const createPiHoleIntegration = (container: StartedTestContainer, apiKey: string) => {
+  return new PiHoleIntegration({
+    id: "1",
+    decryptedSecrets: [
+      {
+        kind: "apiKey",
+        value: apiKey,
+      },
+    ],
+    name: "Pi hole",
+    url: `http://${container.getHost()}:${container.getMappedPort(80)}`,
+  });
+};