test: flexibleChecksumsInputMiddleware.spec.ts

packages/middleware-flexible-checksums/src/flexibleChecksumsInputMiddleware.spec.ts

@@ -0,0 +1,50 @@
+import { PreviouslyResolved } from "./configuration";
+import { ResponseChecksumValidation } from "./constants";
+import { flexibleChecksumsInputMiddleware } from "./flexibleChecksumsInputMiddleware";
+
+describe(flexibleChecksumsInputMiddleware.name, () => {
+  const mockNext = jest.fn();
+  const mockMiddlewareConfig = {
+    requestValidationModeMember: "requestValidationModeMember",
+  };
+  const mockConfig = {
+    responseChecksumValidation: () => Promise.resolve(ResponseChecksumValidation.WHEN_SUPPORTED),
+  } as PreviouslyResolved;
+
+  afterEach(() => {
+    expect(mockNext).toHaveBeenCalledTimes(1);
+    jest.clearAllMocks();
+  });
+
+  describe("sets input.requestValidationModeMember", () => {
+    it("when requestValidationModeMember is defined and responseChecksumValidation is supported", async () => {
+      const handler = flexibleChecksumsInputMiddleware(mockConfig, mockMiddlewareConfig)(mockNext, {});
+      await handler({ input: {} });
+      expect(mockNext).toHaveBeenCalledWith({ input: { requestValidationModeMember: "ENABLED" } });
+    });
+  });
+
+  describe("leaves input.requestValidationModeMember", () => {
+    const mockArgs = { input: {} };
+
+    it("when requestValidationModeMember is not defined", async () => {
+      const mockMiddlewareConfig = {};
+
+      const handler = flexibleChecksumsInputMiddleware(mockConfig, mockMiddlewareConfig)(mockNext, {});
+      await handler(mockArgs);
+
+      expect(mockNext).toHaveBeenCalledWith(mockArgs);
+    });
+
+    it("when responseChecksumValidation is required", async () => {
+      const mockConfig = {
+        responseChecksumValidation: () => Promise.resolve(ResponseChecksumValidation.WHEN_REQUIRED),
+      } as PreviouslyResolved;
+
+      const handler = flexibleChecksumsInputMiddleware(mockConfig, mockMiddlewareConfig)(mockNext, {});
+      await handler(mockArgs);
+
+      expect(mockNext).toHaveBeenCalledWith(mockArgs);
+    });
+  });
+});