tests: add test for processing null arrays

Author: tandemdude

tests/src/test/java/io/github/tandemdude/sgj/postgres/TestQueries.java

@@ -112,6 +112,21 @@ public void createMessageProcessesInputListCorrectly() throws Exception {
         }
     }
 
+    @Test
+    @DisplayName("GetMessage works when attachments is null")
+    public void getMessageWorksWhenAttachmentsIsNull() throws Exception {
+        try (var conn = getConn()) {
+            var q = new Queries(conn);
+
+            var created = q.createMessage(1, UUID.randomUUID(), "foo", null);
+            assertThat(created).isPresent();
+
+            var found = q.getMessage(created.get());
+            assertThat(found).isPresent();
+            assertThat(found.get().attachments()).isNull();
+        }
+    }
+
     @Test
     @DisplayName("GetUserAndToken returns embedded objects")
     public void getUserAndTokenReturnsEmbeddedObjects() throws Exception {