added unique to hashed_guid

Author: mschulte-tsi

src/main/resources/db/changelog.yml

@@ -17,3 +17,6 @@ databaseChangeLog:
   - include:
       file: changelog/v005-create-lab-id-claim-table.yml
       relativeToChangelogFile: true
+  - include:
+      file: changelog/v006-add-unique-to-hashed-guid.yml
+      relativeToChangelogFile: true

src/main/resources/db/changelog/v006-add-unique-to-hashed-guid.yml

@@ -0,0 +1,8 @@
+databaseChangeLog:
+  - changeSet:
+      id: add-unique-to-hashed-guid
+      author: mschulte-tsi
+      changes:
+        - addUniqueConstraint:
+            columnNames: hashed_guid
+            tableName: dcc_registration

src/test/java/app/coronawarn/dcc/service/DccRegistrationServiceTest.java

@@ -178,8 +178,8 @@ void testFindPendingDcc() throws NoSuchAlgorithmException, DccRegistrationServic
     String registrationToken4 = "2".repeat(36);
 
     String testId2 = "0".repeat(64);
-    String testId3 = "0".repeat(64);
-    String testId4 = "0".repeat(64);
+    String testId3 = "1".repeat(64);
+    String testId4 = "3".repeat(64);
 
     when(verificationServerClientMock.result(eq(registrationToken))).thenReturn(new InternalTestResult(6, labId, testId, 0));
     when(verificationServerClientMock.result(eq(new RegistrationToken(registrationToken2)))).thenReturn(new InternalTestResult(6, labId, testId2, 0));