Initial Commit

packages/money/payment/payment-provider-adyen/tests/harness.ts

@@ -0,0 +1,76 @@
+import type { FetchLike } from "@suaveplan/payment-providers";
+import { AdyenProvider } from "../src/adyen/adyen.js";
+import type { AdyenConfig } from "../src/types/adyen.js";
+
+/** Single recorded call on the test `FetchLike`. */
+export interface RecordedCall {
+    readonly url: string;
+    readonly init?: RequestInit;
+}
+
+/** Test harness bundling a provider with helpers for inspecting requests. */
+export interface Harness {
+    readonly provider: AdyenProvider;
+    readonly calls: RecordedCall[];
+    readonly bodyOf: (index: number) => Record<string, unknown>;
+    readonly headersOf: (index: number) => Record<string, string>;
+}
+
+/** Convenience: build a `FetchLike` that responds with the given JSON payload. */
+export function makeFetch(payload: unknown, status = 200): FetchLike {
+    return async () =>
+        new Response(JSON.stringify(payload), {
+            status,
+            headers: { "Content-Type": "application/json" },
+        });
+}
+
+function recording(payload: unknown): {
+    calls: RecordedCall[];
+    fetch: FetchLike;
+} {
+    const calls: RecordedCall[] = [];
+    const fetch: FetchLike = async (url, init) => {
+        calls.push({ url, init });
+        return new Response(JSON.stringify(payload), {
+            status: 200,
+            headers: { "Content-Type": "application/json" },
+        });
+    };
+    return { calls, fetch };
+}
+
+/**
+ * Build a harness around an `AdyenProvider` whose `fetch` records every
+ * request and replies with the supplied JSON payload. Optional `extra`
+ * config overrides merge over the defaults (`apiKey`, `merchantAccount`,
+ * `baseUrl`).
+ */
+export function setupRecording(
+    payload: unknown,
+    extra: Partial<AdyenConfig> = {}
+): Harness {
+    const { calls, fetch } = recording(payload);
+    const provider = new AdyenProvider({
+        apiKey: "adyen_key_123",
+        merchantAccount: "TestMerchant",
+        baseUrl: "https://adyen.mock/v71",
+        fetch,
+        ...extra,
+    });
+    const bodyOf = (index: number): Record<string, unknown> => {
+        const raw = calls[index]?.init?.body;
+        if (typeof raw !== "string") {
+            throw new Error("expected string body");
+        }
+        return JSON.parse(raw) as Record<string, unknown>;
+    };
+    const headersOf = (index: number): Record<string, string> => {
+        const raw = calls[index]?.init?.headers;
+        if (raw === undefined) {
+            throw new Error("expected headers");
+        }
+        return raw as Record<string, string>;
+    };
+    return { provider, calls, bodyOf, headersOf };
+}