Add JavaDoc Description for DefaultSizeTest Class

Author: TimothyGillespie

src/test/java/org/javawebstack/orm/test/automigrate/DefaultSizeTest.java

@@ -15,6 +15,21 @@
 
 import java.sql.SQLException;
 
+/**
+ * This class tests if the default size is being applied for the types:
+ * - String
+ * - char[]
+ *
+ * This class also tests that the default size is not applied to the type:
+ * - short
+ * - Short
+ * - int
+ * - Integer
+ * - float
+ * - Float
+ * - double
+ * - Double
+ */
 public class DefaultSizeTest extends ORMTestCase {
 
     // Copy from DefaultMapper:
@@ -29,9 +44,9 @@ public class DefaultSizeTest extends ORMTestCase {
     // The max sizes given in the manual are in bytes. There are overheads which need to be subtracted.
     // The following values assume utf8mb4 encoding which uses 4 bytes per character and
     // further quarters the maximum column length accordingly.
-    private static final long MAX_SIZE_VARCHAR = (long) Math.floor((65535 - BYTES_OVERHEAD_VARCHAR) / 4);
-    private static final long MAX_SIZE_MEDIUMTEXT = (long) Math.floor((16777215 - BYTES_OVERHEAD_MEDIUMTEXT) / 4);
-    private static final long MAX_SIZE_LONGTEXT = (long) Math.floor((4294967295L - BYTES_OVERHEAD_LONGTEXT) / 4);
+    private static final long MAX_SIZE_VARCHAR = (long) Math.floor((65535 - BYTES_OVERHEAD_VARCHAR) / 4.0);
+    private static final long MAX_SIZE_MEDIUMTEXT = (long) Math.floor((16777215 - BYTES_OVERHEAD_MEDIUMTEXT) / 4.0);
+    private static final long MAX_SIZE_LONGTEXT = (long) Math.floor((4294967295L - BYTES_OVERHEAD_LONGTEXT) / 4.0);
 
     final static String tableNameString = "just_strings";
     final static String columnNameString = "string";