| /* |
| * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. |
| * Copyright (c) 2018 SAP SE. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * @test |
| * @summary Test that NegativeArraySizeException reports the wrong size. |
| * @library /test/lib |
| * @compile NegativeArraySizeExceptionTest.java |
| * @run main NegativeArraySizeExceptionTest |
| */ |
| |
| import java.lang.reflect.Array; |
| |
| import jdk.test.lib.Asserts; |
| |
| public class NegativeArraySizeExceptionTest { |
| |
| private static void fail () throws Exception { |
| throw new RuntimeException("Array allocation with negative size expected to fail!"); |
| } |
| |
| public static void main(String[] args) throws Exception { |
| int minusOne = -1; |
| Object r = null; |
| |
| // Tests for exception thrown in arrayKlass.cp, ArrayKlass::allocate_arrayArray(). |
| |
| try { |
| r = new byte[minusOne][]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| r = new Object[Integer.MIN_VALUE][]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| // Tests for exception thrown in typeArrayKlass.cpp, TypeArrayKlass::allocate_common(). |
| |
| try { |
| r = new byte[minusOne]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| r = new byte[Integer.MIN_VALUE]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| // Tests for exception thrown in instanceKlass.cpp, InstanceKlass::allocate_objArray(). |
| |
| try { |
| r = new Object[minusOne]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| r = new Object[Integer.MIN_VALUE]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| // Tests for exception thrown in typeArrayKlass.cpp, TypeArrayKlass::allocate_common(). |
| // Innermost primitive array of multidimensional array has wrong size. |
| |
| try { |
| r = new byte[3][minusOne]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| r = new byte[3][Integer.MIN_VALUE]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| // Tests for exception thrown in objArrayKlass.cpp, ObjArrayKlass::allocate(). |
| // Innermost object array of multidimensional array has wrong size. |
| |
| try { |
| r = new Object[3][minusOne]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| r = new Object[3][Integer.MIN_VALUE]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| // Tests for exception thrown in |
| // Innermost primitive array of multidimensional array has wrong size. |
| // Outer array has size 0. |
| |
| try { |
| r = new byte[0][minusOne]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| r = new byte[0][Integer.MIN_VALUE]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| // Tests for exception thrown in |
| // Innermost object array of multidimensional array has wrong size. |
| // Outer array has size 0. |
| |
| try { |
| r = new Object[0][minusOne]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| r = new Object[0][Integer.MIN_VALUE]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| // Tests for exception thrown in objArrayKlass.cpp, ObjArrayKlass::allocate(). |
| // Outer array of multidimensional array has wrong size, inner array |
| // has primitive type. |
| |
| try { |
| r = new byte[minusOne][3]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| r = new byte[Integer.MIN_VALUE][3]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| // Tests for exception thrown in objArrayKlass.cpp, ObjArrayKlass::allocate(). |
| // Outer array of multidimensional array has wrong size, inner array |
| // has object type. |
| |
| try { |
| r = new Object[minusOne][3]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| r = new Object[Integer.MIN_VALUE][3]; |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| // Tests for exception thrown in reflection.cpp, Reflection::reflect_new_array(). |
| |
| try { |
| Array.newInstance(byte.class, minusOne); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(byte.class, Integer.MIN_VALUE); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(NegativeArraySizeException.class, minusOne); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(NegativeArraySizeException.class, Integer.MIN_VALUE); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| |
| // Tests for exception thrown in reflection.cpp, Reflection::reflect_new_multi_array(). |
| |
| try { |
| Array.newInstance(byte.class, new int[] {3, minusOne}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(byte.class, new int[] {3, Integer.MIN_VALUE}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(byte.class, new int[] {0, minusOne}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(byte.class, new int[] {0, Integer.MIN_VALUE}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(NegativeArraySizeException.class, new int[] {3, minusOne}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(NegativeArraySizeException.class, new int[] {3, Integer.MIN_VALUE}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(byte.class, new int[] {minusOne, 3}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(byte.class, new int[] {Integer.MIN_VALUE, 3}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(NegativeArraySizeException.class, new int[] {minusOne, 3}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-1", e.getMessage()); |
| } |
| |
| try { |
| Array.newInstance(NegativeArraySizeException.class, new int[] {Integer.MIN_VALUE, 3}); |
| fail(); |
| } catch (NegativeArraySizeException e) { |
| Asserts.assertEQ("-2147483648", e.getMessage()); |
| } |
| |
| Asserts.assertEQ(r, null, "Expected all tries to allocate negative array to fail."); |
| } |
| } |