R92 A2 修复发票 OCR provider 与二进制写库

server/tests/unit/jobs/ocrJob.test.js

@@ -8,8 +8,10 @@ function buildClaimedInvoice(overrides = {}) {
   return {
     id: "11111111-1111-4111-8111-111111111111",
     file_sha256: "sha256-1",
+    ocr_provider: "mock",
     ocr_type: "vat",
     storage_path: "20260428/invoice.txt",
+    mime_type: "text/plain",
     ocr_attempts: 0,
     ...overrides,
   };
@@ -74,10 +76,18 @@ describe("ocrJob quality gate", () => {
         where: { id: "11111111-1111-4111-8111-111111111111" },
         data: expect.objectContaining({
           status: "available",
+          ocr_provider: "mock",
           ocr_last_error: null,
         }),
       }),
     );
+    expect(prisma.ocrResult.create).toHaveBeenCalledWith(
+      expect.objectContaining({
+        data: expect.objectContaining({
+          ocr_provider: "mock",
+        }),
+      }),
+    );
   });
 
   it("marks invoice ocr_failed when required VAT fields are missing", async () => {
@@ -112,6 +122,7 @@ describe("ocrJob quality gate", () => {
         where: { id: "11111111-1111-4111-8111-111111111111" },
         data: expect.objectContaining({
           status: "ocr_failed",
+          ocr_provider: "mock",
           ocr_last_error: "missing_required_fields:invoiceCode,sellerName",
         }),
       }),
@@ -124,4 +135,45 @@ describe("ocrJob quality gate", () => {
       "OCR invoice marked as failed for missing required fields",
     );
   });
+
+  it("stores binary PDF mock OCR metadata without unsafe null marker text", async () => {
+    const pdfPayload = Buffer.from([0x25, 0x50, 0x44, 0x46, 0x00, 0xff, 0x10, 0x20, 0x41]);
+    await fs.writeFile(path.join(tempDir, "20260428/invoice.pdf"), pdfPayload);
+
+    const prisma = buildPrisma([
+      buildClaimedInvoice({
+        storage_path: "20260428/invoice.pdf",
+        mime_type: "application/pdf",
+        file_sha256: "sha256-pdf-binary",
+      }),
+    ]);
+    const logger = {
+      warn: vi.fn(),
+      error: vi.fn(),
+    };
+
+    const result = await runOcrOnce(
+      prisma,
+      {
+        storageDir: tempDir,
+        ocrBatchSize: 1,
+        ocrLockTtlSeconds: 300,
+        ocrMaxAttempts: 3,
+        ocrProvider: "mock",
+      },
+      logger,
+      "ocr-test-worker",
+    );
+
+    expect(result).toEqual({ claimed: 1, available: 1, duplicate: 0, failed: 0 });
+    const createdPayload = prisma.ocrResult.create.mock.calls[0][0].data.result_json;
+    expect(createdPayload.raw).toEqual(
+      expect.objectContaining({
+        provider: "mock",
+        marker: null,
+        sourceSha256: expect.any(String),
+      }),
+    );
+    expect(JSON.stringify(createdPayload)).not.toContain("\\u0000");
+  });
 });