Add more tests to FlatFileDatabaseManagerTest

src/main/java/com/gmail/nossr50/database/FlatFileDataFlag.java

@@ -10,5 +10,5 @@ public enum FlatFileDataFlag {
     MISSING_OR_NULL_UUID,
     TOO_INCOMPLETE,
     JUNK,
-    EMPTY,
+    EMPTY_LINE,
 }

src/main/java/com/gmail/nossr50/database/FlatFileDataProcessor.java

@@ -39,7 +39,7 @@ public class FlatFileDataProcessor {
          * Is the line empty?
          */
         if (lineData.isEmpty()) {
-            registerData(builder.appendFlag(FlatFileDataFlag.EMPTY));
+            registerData(builder.appendFlag(FlatFileDataFlag.EMPTY_LINE));
             return;
         }
 
@@ -61,6 +61,10 @@ public class FlatFileDataProcessor {
                 corruptDataFound = true;
             }
 
+            //Flag as junk (corrupt)
+            builder.appendFlag(FlatFileDataFlag.JUNK);
+
+            //TODO: This block here is probably pointless
             if(splitDataLine.length >= 10 //The value here is kind of arbitrary, it shouldn't be too low to avoid false positives, but also we aren't really going to correctly identify when player data has been corrupted or not with 100% accuracy ever
                     && splitDataLine[0] != null && !splitDataLine[0].isEmpty()) {
                 if(splitDataLine[0].length() <= 16 && splitDataLine[0].length() >= 3) {
@@ -68,10 +72,10 @@ public class FlatFileDataProcessor {
                     registerData(builder.appendFlag(FlatFileDataFlag.TOO_INCOMPLETE));
                     return;
                 }
-            } else {
-                registerData(builder.appendFlag(FlatFileDataFlag.JUNK));
-                return;
             }
+
+            registerData(builder.appendFlag(FlatFileDataFlag.JUNK));
+            return;
         }
 
         /*
@@ -132,13 +136,13 @@ public class FlatFileDataProcessor {
             }
         }
 
-        names.add(name);
+        if(!name.isEmpty())
+            names.add(name);
 
         //Make sure the data is up to date schema wise
         if(splitDataLine.length < DATA_ENTRY_COUNT) {
-            String[] correctSizeSplitData = Arrays.copyOf(splitDataLine, DATA_ENTRY_COUNT);
-            lineData = org.apache.commons.lang.StringUtils.join(correctSizeSplitData, ":") + ":";
-            splitDataLine = lineData.split(":");
+            splitDataLine = Arrays.copyOf(splitDataLine, DATA_ENTRY_COUNT+1);
+            lineData = org.apache.commons.lang.StringUtils.join(splitDataLine, ":") + ":";
             builder.appendFlag(FlatFileDataFlag.INCOMPLETE);
             builder.setStringDataRepresentation(lineData);
         }
@@ -180,7 +184,7 @@ public class FlatFileDataProcessor {
         if(getExpectedValueType(index) == ExpectedType.IGNORED) {
             return false;
         } else {
-            return data.isEmpty();
+            return data == null || data.isEmpty();
         }
     }
 

src/test/java/com/gmail/nossr50/database/FlatFileDatabaseManagerTest.java

@@ -42,26 +42,50 @@ public class FlatFileDatabaseManagerTest {
     }
 
     //Nothing wrong with this database
-    private static String[] normalDatabaseData = {
+    private static final String[] normalDatabaseData = {
             "nossr50:1000:::0:1000:640:1000:1000:1000:1000:1000:1000:1000:1000:16:0:500:0:0:0:0:0::1000:0:0:0:1593543012:0:0:0:0::1000:0:0:1593806053:HEARTS:1000:0:588fe472-1c82-4c4e-9aa1-7eefccb277e3:0:0:",
             "mrfloris:2420:::0:2452:0:1983:1937:1790:3042:1138:3102:2408:3411:0:0:0:0:0:0:0:0::642:0:1617583171:0:1617165043:0:1617583004:1617563189:1616785408::2184:0:0:1617852413:HEARTS:415:0:631e3896-da2a-4077-974b-d047859d76bc:5:1600906906:",
             "powerless:0:::0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0::0:0:0:0:0:0:0:0:0::0:0:0:0:HEARTS:0:0:e0d07db8-f7e8-43c7-9ded-864dfc6f3b7c:5:1600906906:"
     };
 
-    private static String[] duplicateNameDatabaseData = {
+    private static final String[] outdatedDatabaseData = {
+            "nossr50:1000:::0:1000:640:1000:1000:1000:1000:1000:1000:1000:1000:16:0:500:0:0:0:0:0::1000:0:0:0:1593543012:0:0:0:0::1000:0:0:1593806053:HEARTS:1000:0:588fe472-1c82-4c4e-9aa1-7eefccb277e3:0:0:",
+            "mrfloris:2420:::0:2452:0:1983:1937:1790:3042:1138:3102:2408:3411:0:0:0:0:0:0:0:0::642:0:1617583171:0:1617165043:0:1617583004:1617563189:1616785408::2184:0:0:1617852413:HEARTS:415:0:631e3896-da2a-4077-974b-d047859d76bc:5:1600906906:",
+            "powerless:0:::0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0::0:0:0:0:0:0:0:0:0::0:0:0:0:HEARTS:0:0:e0d07db8-f7e8-43c7-9ded-864dfc6f3b7c:" //This user is missing data added after UUID index
+    };
+
+    private static final String[] emptyLineDatabaseData = {
+            "nossr50:1000:::0:1000:640:1000:1000:1000:1000:1000:1000:1000:1000:16:0:500:0:0:0:0:0::1000:0:0:0:1593543012:0:0:0:0::1000:0:0:1593806053:HEARTS:1000:0:588fe472-1c82-4c4e-9aa1-7eefccb277e3:0:0:",
+            "mrfloris:2420:::0:2452:0:1983:1937:1790:3042:1138:3102:2408:3411:0:0:0:0:0:0:0:0::642:0:1617583171:0:1617165043:0:1617583004:1617563189:1616785408::2184:0:0:1617852413:HEARTS:415:0:631e3896-da2a-4077-974b-d047859d76bc:5:1600906906:",
+            "powerless:0:::0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0::0:0:0:0:0:0:0:0:0::0:0:0:0:HEARTS:0:0:e0d07db8-f7e8-43c7-9ded-864dfc6f3b7c:5:1600906906:",
+            "" //EMPTY LINE
+    };
+
+    private static final String[] emptyNameDatabaseData = {
+            ":1000:::0:1000:640:1000:1000:1000:1000:1000:1000:1000:1000:16:0:500:0:0:0:0:0::1000:0:0:0:1593543012:0:0:0:0::1000:0:0:1593806053:HEARTS:1000:0:588fe472-1c82-4c4e-9aa1-7eefccb277e3:0:0:",
+            "mrfloris:2420:::0:2452:0:1983:1937:1790:3042:1138:3102:2408:3411:0:0:0:0:0:0:0:0::642:0:1617583171:0:1617165043:0:1617583004:1617563189:1616785408::2184:0:0:1617852413:HEARTS:415:0:631e3896-da2a-4077-974b-d047859d76bc:5:1600906906:",
+            "powerless:0:::0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0::0:0:0:0:0:0:0:0:0::0:0:0:0:HEARTS:0:0:e0d07db8-f7e8-43c7-9ded-864dfc6f3b7c:5:1600906906:"
+    };
+
+    private static final String[] duplicateNameDatabaseData = {
             "nossr50:1000:::0:1000:640:1000:1000:1000:1000:1000:1000:1000:1000:16:0:500:0:0:0:0:0::1000:0:0:0:1593543012:0:0:0:0::1000:0:0:1593806053:HEARTS:1000:0:588fe472-1c82-4c4e-9aa1-7eefccb277e3:0:0:",
             "nossr50:1000:::0:1000:640:1000:1000:1000:1000:1000:1000:1000:1000:16:0:500:0:0:0:0:0::1000:0:0:0:1593543012:0:0:0:0::1000:0:0:1593806053:HEARTS:1000:0:631e3896-da2a-4077-974b-d047859d76bc:0:0:",
     };
 
-    private static String[] corruptDatabaseData = {
+    private static final String[] duplicateUUIDDatabaseData = {
             "nossr50:1000:::0:1000:640:1000:1000:1000:1000:1000:1000:1000:1000:16:0:500:0:0:0:0:0::1000:0:0:0:1593543012:0:0:0:0::1000:0:0:1593806053:HEARTS:1000:0:588fe472-1c82-4c4e-9aa1-7eefccb277e3:0:0:",
+            "mrfloris:1000:::0:1000:640:1000:1000:1000:1000:1000:1000:1000:1000:16:0:500:0:0:0:0:0::1000:0:0:0:1593543012:0:0:0:0::1000:0:0:1593806053:HEARTS:1000:0:588fe472-1c82-4c4e-9aa1-7eefccb277e3:0:0:",
+    };
+
+    private static final String[] corruptDatabaseData = {
+            "nossr50:1000:::0:100:0:0::1000:0:0:1593806053:HEARTS:1000:0:588fe472-1c82-4c4e-9aa1-7eefccb277e3:0:0:",
             "mrfloris:2420:::0:2452:0:1983:1937:1790:3042:1138:3102:2408:3411:0:0:0:0:0:0:0:0::642:0:1617583171:0:1617165043:0:1617583004:1617563189:1616785408::2184:0:0:1617852413:HEARTS:415:0:631e3896-da2a-4077-974b-d047859d76bc:5:1600906906:",
             "corruptdataboy:の:::ののの0:2452:0:1983:1937:1790:3042ののののの:1138:3102:2408:3411:0:0:0:0:0:0:0:0::642:0:1617のののののの583171:0:1617165043:0:1617583004:1617563189:1616785408::2184:0:0:1617852413:HEARTS:415:0:d20c6e8d-5615-4284-b8d1-e20b92011530:5:1600906906:",
             "のjapaneseuserの:333:::0:2452:0:444:1937:1790:3042:1138:3102:2408:3411:0:0:0:0:0:0:0:0::642:0:1617583171:0:1617165043:0:1617583004:1617563189:1616785408::2184:0:0:1617852413:HEARTS:415:0:25870f0e-7558-4659-9f60-417e24cb3332:5:1600906906:",
             "sameUUIDasjapaneseuser:333:::0:442:0:544:1937:1790:3042:1138:3102:2408:3411:0:0:0:0:0:0:0:0::642:0:1617583171:0:1617165043:0:1617583004:1617563189:1616785408::2184:0:0:1617852413:HEARTS:415:0:25870f0e-7558-4659-9f60-417e24cb3332:5:1600906906:",
     };
 
-    private static String[] badDatabaseData = {
+    private static final String[] badDatabaseData = {
             //First entry here is missing some values
             "nossr50:1000:0:500:0:0:0:0:0::1000:0:0:0:1593543012:0:0:0:0::1000:0:0:1593806053:HEARTS:1000:0:588fe472-1c82-4c4e-9aa1-7eefccb277e3:0:0:",
             //Second entry here has an integer value replaced by a string
@@ -70,7 +94,6 @@ public class FlatFileDatabaseManagerTest {
 
     @Test
     public void testPurgePowerlessUsers() {
-        assertNotNull(db);
         replaceDataInFile(db, normalDatabaseData);
         int purgeCount = db.purgePowerlessUsers();
         assertEquals(purgeCount, 1); //1 User should have been purged
@@ -78,8 +101,6 @@ public class FlatFileDatabaseManagerTest {
 
     @Test
     public void testCheckFileHealthAndStructure() {
-        assertNotNull(db);
-
         replaceDataInFile(db, badDatabaseData);
 
         List<FlatFileDataFlag> dataFlags = db.checkFileHealthAndStructure();
@@ -89,38 +110,37 @@ public class FlatFileDatabaseManagerTest {
 
     @Test
     public void testFindDuplicateNames() {
-        assertNotNull(db);
-
-        replaceDataInFile(db, duplicateNameDatabaseData);
-
-        List<FlatFileDataFlag> dataFlags = db.checkFileHealthAndStructure();
-        assertNotNull(dataFlags);
-        assertTrue(dataFlags.contains(FlatFileDataFlag.DUPLICATE_NAME_FIXABLE));
+        addDataAndCheckForFlag(db, duplicateNameDatabaseData, FlatFileDataFlag.DUPLICATE_NAME_FIXABLE);
     }
 
     @Test
     public void testFindDuplicateUUIDs() {
-
+        addDataAndCheckForFlag(db, duplicateUUIDDatabaseData, FlatFileDataFlag.DUPLICATE_UUID);
     }
 
     @Test
     public void testFindCorruptData() {
-
+        addDataAndCheckForFlag(db, corruptDatabaseData, FlatFileDataFlag.JUNK);
     }
 
     @Test
     public void testFindEmptyNames() {
+        addDataAndCheckForFlag(db, emptyNameDatabaseData, FlatFileDataFlag.MISSING_NAME);
+    }
 
+    @Test
+    public void testFindEmptyLine() {
+        addDataAndCheckForFlag(db, emptyLineDatabaseData, FlatFileDataFlag.EMPTY_LINE);
     }
 
     @Test
     public void testFindBadValues() {
-
+        addDataAndCheckForFlag(db, badDatabaseData, FlatFileDataFlag.BAD_VALUES);
     }
 
     @Test
     public void testFindOutdatedData() {
-
+        addDataAndCheckForFlag(db, outdatedDatabaseData, FlatFileDataFlag.INCOMPLETE);
     }
 
     @Test
@@ -182,4 +202,12 @@ public class FlatFileDatabaseManagerTest {
         }
 
     }
+
+    private void addDataAndCheckForFlag(@NotNull FlatFileDatabaseManager targetDatabase, @NotNull String[] data, @NotNull FlatFileDataFlag flag) {
+        replaceDataInFile(targetDatabase, data);
+
+        List<FlatFileDataFlag> dataFlags = targetDatabase.checkFileHealthAndStructure();
+        assertNotNull(dataFlags);
+        assertTrue(dataFlags.contains(flag));
+    }
 }