add guest user test

Author: stevenwinship

src/test/java/edu/harvard/iq/dataverse/api/FilesIT.java

@@ -4124,9 +4124,21 @@ public void testGetFileCitationFormatted() {
         Response createUser2 = UtilIT.createRandomUser();
         createUser2.then().assertThat().statusCode(OK.getStatusCode());
         String apiToken2 = UtilIT.getApiTokenFromResponse(createUser2);
-        response = UtilIT.getFileCitationFormat(fileId,"EndNote",apiToken2);
+        response = UtilIT.getFileCitationFormat(fileId,"EndNote", apiToken2);
         response.prettyPrint();
         response.then().assertThat()
                 .statusCode(FORBIDDEN.getStatusCode());
+
+        // Test a guest user after publishing
+        response = UtilIT.publishDataverseViaNativeApi(dataverseAlias, apiToken);
+        response.then().assertThat()
+                .statusCode(OK.getStatusCode());
+        response = UtilIT.publishDatasetViaNativeApi(datasetId, "major", apiToken);
+        response.then().assertThat()
+                .statusCode(OK.getStatusCode());
+        response = UtilIT.getFileCitationFormat(fileId,"EndNote", null);
+        response.prettyPrint();
+        response.then().assertThat()
+                .statusCode(OK.getStatusCode());
     }
 }

src/test/java/edu/harvard/iq/dataverse/api/UtilIT.java

@@ -1444,9 +1444,11 @@ static Response getFileData(String fileId, String apiToken, String datasetVersio
     }
 
     static Response getFileCitationFormat(String dataFileId, String format, String apiToken) {
-        return given()
-                .header(API_TOKEN_HTTP_HEADER, apiToken)
-                .get("/api/access/datafile/" + dataFileId +  "/citation/" + format);
+        RequestSpecification request = given();
+        if (apiToken != null) {
+            request.header(API_TOKEN_HTTP_HEADER, apiToken);
+        }
+        return request.get("/api/access/datafile/" + dataFileId +  "/citation/" + format);
     }
 
     static Response getFileVersionDifferences(String fileId, String apiToken) {