| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package dxc.junit.opcodes.idiv; |
| |
| import dxc.junit.DxTestCase; |
| import dxc.junit.DxUtil; |
| import dxc.junit.opcodes.idiv.jm.T_idiv_1; |
| |
| public class Test_idiv extends DxTestCase { |
| |
| /** |
| * @title Arguments = 8, 4 |
| */ |
| public void testN1() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(2, t.run(8, 4)); |
| } |
| |
| /** |
| * @title Rounding |
| */ |
| public void testN2() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(268435455, t.run(1073741823, 4)); |
| } |
| |
| /** |
| * @title Dividend = 0 |
| */ |
| public void testN3() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(0, t.run(0, 4)); |
| } |
| |
| /** |
| * @title Dividend is negative |
| */ |
| public void testN4() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(-3, t.run(-10, 3)); |
| } |
| |
| /** |
| * @title Divisor is negative |
| */ |
| public void testN5() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(-357913941, t.run(1073741824, -3)); |
| } |
| |
| /** |
| * @title Both Dividend and divisor are negative |
| */ |
| public void testN6() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(5965, t.run(-17895697, -3000)); |
| } |
| |
| /** |
| * @title Arguments = Integer.MIN_VALUE, -1 |
| */ |
| public void testB1() { |
| T_idiv_1 t = new T_idiv_1(); |
| // result is MIN_VALUE because overflow occurs in this case |
| assertEquals(Integer.MIN_VALUE, t.run(Integer.MIN_VALUE, -1)); |
| } |
| |
| /** |
| * @title Arguments = Integer.MIN_VALUE, 1 |
| */ |
| public void testB2() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(Integer.MIN_VALUE, t.run(Integer.MIN_VALUE, 1)); |
| } |
| |
| /** |
| * @title Arguments = Integer.MAX_VALUE, 1 |
| */ |
| public void testB3() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(Integer.MAX_VALUE, t.run(Integer.MAX_VALUE, 1)); |
| } |
| |
| /** |
| * @title Arguments = Integer.MIN_VALUE, Integer.MAX_VALUE |
| */ |
| public void testB4() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(-1, t.run(Integer.MIN_VALUE, Integer.MAX_VALUE)); |
| } |
| |
| /** |
| * @title Arguments = 1, Integer.MAX_VALUE |
| */ |
| public void testB5() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(0, t.run(1, Integer.MAX_VALUE)); |
| } |
| |
| /** |
| * @title Arguments = 1, Integer.MIN_VALUE |
| */ |
| public void testB6() { |
| T_idiv_1 t = new T_idiv_1(); |
| assertEquals(0, t.run(1, Integer.MIN_VALUE)); |
| } |
| |
| /** |
| * @title Divisor is 0 |
| */ |
| public void testE1() { |
| T_idiv_1 t = new T_idiv_1(); |
| try { |
| t.run(1, 0); |
| fail("expected ArithmeticException"); |
| } catch (ArithmeticException ae) { |
| // expected |
| } |
| } |
| |
| /** |
| * @constraint 4.8.2.1 |
| * @title number of arguments |
| */ |
| public void testVFE1() { |
| try { |
| Class.forName("dxc.junit.opcodes.idiv.jm.T_idiv_2"); |
| fail("expected a verification exception"); |
| } catch (Throwable t) { |
| DxUtil.checkVerifyException(t); |
| } |
| } |
| |
| /** |
| * @constraint 4.8.2.1 |
| * @title types of arguments - int / double |
| */ |
| public void testVFE2() { |
| try { |
| Class.forName("dxc.junit.opcodes.idiv.jm.T_idiv_3"); |
| fail("expected a verification exception"); |
| } catch (Throwable t) { |
| DxUtil.checkVerifyException(t); |
| } |
| } |
| |
| /** |
| * @constraint 4.8.2.1 |
| * @title types of arguments - long / int |
| */ |
| public void testVFE3() { |
| try { |
| Class.forName("dxc.junit.opcodes.idiv.jm.T_idiv_4"); |
| fail("expected a verification exception"); |
| } catch (Throwable t) { |
| DxUtil.checkVerifyException(t); |
| } |
| } |
| |
| /** |
| * @constraint 4.8.2.1 |
| * @title types of arguments - reference / int |
| */ |
| public void testVFE4() { |
| try { |
| Class.forName("dxc.junit.opcodes.idiv.jm.T_idiv_5"); |
| fail("expected a verification exception"); |
| } catch (Throwable t) { |
| DxUtil.checkVerifyException(t); |
| } |
| } |
| |
| } |