优化

file/src/test/java/com/baiyue/file/controller/QualificationFileContractTest.java

@@ -27,4 +27,16 @@ class QualificationFileContractTest {
 
         assertTrue(hasMultipartPost, "企业资质真实上传入口必须保持 multipart/form-data 契约");
     }
+
+    @Test
+    void platformControllerExposesMultipartUploadForCustomerDrafts() {
+        RequestMapping mapping = PlatformQualificationFileController.class.getAnnotation(RequestMapping.class);
+        assertTrue(Arrays.asList(mapping.value()).contains("/api/platform/v1/files/qualifications"));
+        boolean hasMultipartPost = Arrays.stream(PlatformQualificationFileController.class.getDeclaredMethods())
+            .map(method -> method.getAnnotation(PostMapping.class))
+            .filter(java.util.Objects::nonNull)
+            .flatMap(post -> Arrays.stream(post.consumes()))
+            .anyMatch(MediaType.MULTIPART_FORM_DATA_VALUE::equals);
+        assertTrue(hasMultipartPost);
+    }
 }

file/src/test/java/com/baiyue/file/service/LocalQualificationStorageTest.java

@@ -50,6 +50,19 @@ class LocalQualificationStorageTest {
         assertThrows(BizException.class, () -> storage.load(10002L, stored.fileName()));
     }
 
+    @Test
+    void storesPdfQualificationAfterVerifyingItsSignature() throws Exception {
+        var storage = new LocalQualificationStorage(storageRoot.toString());
+        storage.initialize();
+        var upload = new MockMultipartFile("file", "license.pdf", "application/pdf", "%PDF-1.4\ncontent".getBytes());
+
+        var stored = storage.store(10001L, upload);
+
+        assertTrue(stored.fileName().endsWith(".pdf"));
+        assertEquals(stored.path().toAbsolutePath(),
+            storage.load(10001L, stored.fileName()).getFile().toPath().toAbsolutePath());
+    }
+
     @Test
     void legacySeedPathCannotBePretendedToBeAStoredFile() {
         var storage = new LocalQualificationStorage(storageRoot.toString());