unit test and AB2D-6043 Blank spaces if optout is null

attribution-data-file-share/src/main/java/gov/cms/ab2d/attributionDataShare/AttributionDataShareHelper.java

@@ -65,7 +65,9 @@ String getResponseLine(String currentMbi, Timestamp effectiveDate, Boolean optOu
             result.append(new SimpleDateFormat(EFFECTIVE_DATE_PATTERN).format(effectiveDate));
             result.append((optOutFlag) ? 'Y' : 'N');
         }
-        return result.toString();
+        // Exactly 20 characters on each line.
+        // If the effective date and flag are null, additional spaces should be added at the end of string.
+        return String.format("%-20s", result);
     }
 
     public String uploadToS3(S3AsyncClient s3AsyncClient) {

attribution-data-file-share/src/test/java/gov/cms/ab2d/attributionDataShare/AttributionDataShareTest.java

@@ -78,9 +78,15 @@ void copyDataToFileTest() throws IOException, SQLException {
 
     @Test
     void getResponseLineTest() {
-        assertEquals(MBI_1, helper.getResponseLine(MBI_1, null, null));
-        assertEquals(MBI_2 + "20240226N", helper.getResponseLine(MBI_2, DATE, false));
-        assertEquals("A          20240226Y", helper.getResponseLine("A", DATE, true));
+        var line1 = helper.getResponseLine(MBI_1, null, null);
+        var line2 = helper.getResponseLine(MBI_2, DATE, false);
+        var line3 = helper.getResponseLine("A", DATE, true);
+        assertEquals(20, line1.length());
+        assertEquals(20, line2.length());
+        assertEquals(20, line3.length());
+        assertEquals(MBI_1 + "         ", line1);
+        assertEquals(MBI_2 + "20240226N", line2);
+        assertEquals("A          20240226Y", line3);
     }
 
 

optout/src/test/java/gov/cms/ab2d/optout/OptOutProcessorTest.java

@@ -49,7 +49,7 @@ static void beforeAll() throws SQLException {
 
     @BeforeEach
     void beforeEach() throws IOException {
-        S3MockAPIExtension.createFile(Files.readString(Paths.get("src/test/resources/" + TEST_FILE_NAME), StandardCharsets.UTF_8));
+        S3MockAPIExtension.createFile(Files.readString(Paths.get("src/test/resources/" + TEST_FILE_NAME), StandardCharsets.UTF_8), TEST_FILE_NAME);
         parameterStore.when(OptOutParameterStore::getParameterStore).thenReturn(new OptOutParameterStore("", "", "", ""));
         optOutProcessing = spy(new OptOutProcessor(mock(LambdaLogger.class)));
         optOutProcessing.isRejected = false;
@@ -67,6 +67,15 @@ void processTest() throws URISyntaxException {
         assertEquals(7, optOutProcessing.optOutInformationMap.size());
     }
 
+    @Test
+    void processEmptyFileTest() throws IOException, URISyntaxException {
+        var emptyFileName = "emptyDummy.txt";
+        S3MockAPIExtension.createFile(Files.readString(Paths.get("src/test/resources/" + emptyFileName), StandardCharsets.UTF_8), emptyFileName);
+        optOutProcessing.process(emptyFileName, TEST_BFD_BUCKET_NAME, TEST_ENDPOINT);
+        assertEquals(0, optOutProcessing.optOutInformationMap.size());
+        S3MockAPIExtension.deleteFile(emptyFileName);
+    }
+
     @Test
     void createTrueOptOutInformationTest() {
         var optOutInformation = optOutProcessing.createOptOutInformation(validLine('Y'));

optout/src/test/java/gov/cms/ab2d/optout/OptOutS3Test.java

@@ -26,7 +26,7 @@ public class OptOutS3Test {
 
     @BeforeEach
     public void beforeEach() throws IOException {
-        S3MockAPIExtension.createFile(Files.readString(Paths.get("src/test/resources/" + TEST_FILE_NAME), StandardCharsets.UTF_8));
+        S3MockAPIExtension.createFile(Files.readString(Paths.get("src/test/resources/" + TEST_FILE_NAME), StandardCharsets.UTF_8), TEST_FILE_NAME);
         OPT_OUT_S3 = new OptOutS3(S3_CLIENT, TEST_FILE_NAME, TEST_BFD_BUCKET_NAME, mock(LambdaLogger.class));
     }
 

optout/src/test/java/gov/cms/ab2d/optout/S3MockAPIExtension.java

@@ -50,10 +50,10 @@ private static void createBucket() {
         S3_CLIENT.createBucket(bucketRequest);
     }
 
-    public static void createFile(String content) {
+    public static void createFile(String content, String fileName) {
         var objectRequest = PutObjectRequest.builder()
                 .bucket(TEST_BFD_BUCKET_NAME)
-                .key(TEST_FILE_NAME)
+                .key(fileName)
                 .build();
 
         S3_CLIENT.putObject(objectRequest, RequestBody.fromString(content));

optout/src/test/resources/emptyDummy.txt

@@ -0,0 +1,2 @@
+HDR_BENEDATARSP20240123
+TRL_BENEDATARSP202401230000000000