| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| #include "CRC32Test.h" |
| |
| #include <decaf/util/zip/CRC32.h> |
| #include <decaf/lang/Integer.h> |
| #include <decaf/lang/Long.h> |
| |
| #include <vector> |
| |
| using namespace std; |
| using namespace decaf; |
| using namespace decaf::lang; |
| using namespace decaf::lang::exceptions; |
| using namespace decaf::util; |
| using namespace decaf::util::zip; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| CRC32Test::CRC32Test() { |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| CRC32Test::~CRC32Test() { |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void CRC32Test::testConstructor() { |
| |
| CRC32 crc; |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "Constructor of CRC32 failed", 0LL, crc.getValue() ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void CRC32Test::testGetValue() { |
| |
| // test methods of java.util.zip.crc32.getValue() |
| CRC32 crc; |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "getValue() should return a zero as a result of constructing a CRC32 instance", |
| 0LL, crc.getValue() ); |
| |
| crc.reset(); |
| crc.update( Integer::MAX_VALUE ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 4278190080 |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(max) failed to update the checksum to the correct value ", |
| 4278190080LL, crc.getValue() ); |
| |
| crc.reset(); |
| std::vector<unsigned char> byteEmpty( 10000, 0 ); |
| crc.update( byteEmpty ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 1295764014 |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(byte[]) failed to update the checksum to the correct value ", |
| 1295764014LL, crc.getValue() ); |
| |
| crc.reset(); |
| crc.update( 1 ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 2768625435 |
| // CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(int) failed to update the checksum to the correct |
| // value ",2768625435L, crc.getValue()); |
| crc.reset(); |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "reset failed to reset the checksum value to zero", |
| 0LL, crc.getValue()); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void CRC32Test::testReset() { |
| |
| CRC32 crc; |
| crc.update( 1 ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 2768625435 |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(int) failed to update the checksum to the correct value ", |
| 2768625435LL, crc.getValue() ); |
| crc.reset(); |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "reset failed to reset the checksum value to zero", |
| 0LL, crc.getValue() ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void CRC32Test::testUpdateI() { |
| |
| CRC32 crc; |
| crc.update( 1 ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 2768625435 |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(1) failed to update the checksum to the correct value ", |
| 2768625435LL, crc.getValue() ); |
| |
| crc.reset(); |
| crc.update( Integer::MAX_VALUE ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 4278190080 |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(max) failed to update the checksum to the correct value ", |
| 4278190080LL, crc.getValue() ); |
| |
| crc.reset(); |
| crc.update( Integer::MIN_VALUE ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 3523407757 |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(min) failed to update the checksum to the correct value ", |
| 3523407757LL, crc.getValue() ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void CRC32Test::testUpdateArray() { |
| |
| unsigned char byteArray[] = { 1, 2 }; |
| CRC32 crc; |
| crc.update( byteArray, 2, 0, 2 ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 3066839698 |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(unsigned char[]) failed to update the checksum to the correct value ", |
| 3066839698LL, crc.getValue() ); |
| |
| crc.reset(); |
| std::vector<unsigned char> byteEmpty( 10000, 0 ); |
| crc.update( byteEmpty ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 1295764014 |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(unsigned char[]) failed to update the checksum to the correct value ", |
| 1295764014LL, crc.getValue() ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void CRC32Test::testUpdateArrayIndexed() { |
| |
| static const int SIZE = 3; |
| unsigned char byteArray[] = {1, 2, 3}; |
| CRC32 crc; |
| |
| int off = 2;// accessing the 2nd element of byteArray |
| int len = 1; |
| int lenError = 3; |
| int offError = 4; |
| crc.update( byteArray, SIZE, off, len ); |
| |
| // Ran JDK and discovered that the value of the CRC should be |
| // 1259060791 |
| CPPUNIT_ASSERT_EQUAL_MESSAGE( "update(unsigned char[],int,int) failed to update the checksum to the correct value ", |
| 1259060791LL, crc.getValue() ); |
| |
| CPPUNIT_ASSERT_THROW_MESSAGE( |
| "Should have thrown an IndexOutOfBoundsException for lenError", |
| crc.update( byteArray, SIZE, off, lenError ), |
| IndexOutOfBoundsException ); |
| |
| CPPUNIT_ASSERT_THROW_MESSAGE( |
| "Should have thrown an IndexOutOfBoundsException for offError", |
| crc.update( byteArray, SIZE, offError, len ), |
| IndexOutOfBoundsException ); |
| } |