Remove unused code.

h2/src/test/org/h2/test/unit/TestIntArray.java

@@ -6,7 +6,6 @@
  */
 package org.h2.test.unit;
 
-import java.util.Arrays;
 import java.util.Random;
 import org.h2.test.TestBase;
 import org.h2.util.IntArray;
@@ -64,8 +63,10 @@ public class TestIntArray extends TestBase {
                 }
                 break;
             case 2:
+                if (test.length > 0) {
                     array.remove(idx);
                     test = remove(test, idx);
+                }
                 break;
             case 3:
                 if (test.length > idx) {
@@ -102,28 +103,6 @@ public class TestIntArray extends TestBase {
         return add(array, array.length, value);
     }
 
-    private int[] addValueSorted(int[] array, int value) {
-        for (int i = 0; i < array.length; i++) {
-            if (array[i] < value) {
-                continue;
-            }
-            if (array[i] == value) {
-                return array;
-            }
-            return add(array, i, value);
-        }
-        return add(array, value);
-    }
-
-    private int findNextValueIndex(int[] array, int value) {
-        for (int i = 0; i < array.length; i++) {
-            if (array[i] >= value) {
-                return i;
-            }
-        }
-        return array.length;
-    }
-
     private int get(int[] array, int i) {
         return array[i];
     }
@@ -146,14 +125,4 @@ public class TestIntArray extends TestBase {
         return array;
     }
 
-    private int[] set(int[] array, int i, int value) {
-        array[i] = value;
-        return array;
-    }
-
-    private int[] sort(int[] array) {
-        Arrays.sort(array);
-        return array;
-    }
-
 }