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00019 #ifndef BUFFER2MEMORYTEST_H
00020 #define BUFFER2MEMORYTEST_H
00021
00022 #include <bit/bit.h>
00023 #include <cppunit/TestFixture.h>
00024
00025 using namespace bit;
00026
00027 class Buffer2MemoryTest : public CppUnit::TestFixture {
00028 public:
00029
00030 CPPUNIT_TEST_SUITE( Buffer2MemoryTest );
00031 CPPUNIT_TEST( end_lower_bits );
00032 CPPUNIT_TEST( end_upper_bits );
00033 CPPUNIT_TEST( end_middle_octets );
00034 CPPUNIT_TEST( end_spanning_octets );
00035 CPPUNIT_TEST( end_spanning_octets2 );
00036 CPPUNIT_TEST( end_mid_octet_bits_26_30 );
00037 CPPUNIT_TEST( start_lower_bits );
00038 CPPUNIT_TEST( start_upper_bits );
00039 CPPUNIT_TEST( start_middle_octets );
00040 CPPUNIT_TEST( start_spanning_octets );
00041 CPPUNIT_TEST( start_spanning_octets2 );
00042 CPPUNIT_TEST( start_mid_octet_bits_26_30 );
00043 CPPUNIT_TEST_SUITE_END();
00044
00045 public:
00046 void setUp() { }
00047
00048 void tearDown() { }
00049
00050
00051
00052 void end_lower_bits() { CPPUNIT_ASSERT( 0x00000002 == buf2mem(0x12345678, 4, 4) ); }
00053 void end_upper_bits() { CPPUNIT_ASSERT( 0x00000003 == buf2mem(0x12345678, 8, 4) ); }
00054 void end_middle_octets() { CPPUNIT_ASSERT( 0x00003456 == buf2mem(0x12345678, 8, 16) ); }
00055 void end_spanning_octets() { CPPUNIT_ASSERT( 0x00234567 == buf2mem(0x12345678, 4, 24) ); }
00056 void end_spanning_octets2() { CPPUNIT_ASSERT( 0x01234567 == buf2mem(0x12345678, 3, 25) ); }
00057 void end_mid_octet_bits_26_30() { CPPUNIT_ASSERT( 0x0000000e == buf2mem(0x12345678, 26, 4) ); }
00058 void start_lower_bits() { CPPUNIT_ASSERT( 0x20000000 == buf2mem(0x12345678, 4, 4, START) ); }
00059 void start_upper_bits() { CPPUNIT_ASSERT( 0x30000000 == buf2mem(0x12345678, 8, 4, START) ); }
00060 void start_middle_octets() { CPPUNIT_ASSERT( 0x34560000 == buf2mem(0x12345678, 8, 16, START) ); }
00061 void start_spanning_octets() { CPPUNIT_ASSERT( 0x23456700 == buf2mem(0x12345678, 4, 24, START) ); }
00062 void start_spanning_octets2() { CPPUNIT_ASSERT( 0x91A2B380 == buf2mem(0x12345678, 3, 25, START) ); }
00063 void start_mid_octet_bits_26_30() { CPPUNIT_ASSERT( 0xe0000000 == buf2mem(0x12345678, 26, 4, START) ); }
00064
00065 uint32_t buf2mem( uint32_t value, size_t offset, size_t extract, Location loc=END )
00066 {
00067 Buffer b;
00068 uint32_t extracted;
00069 value = host_to_be(value);
00070 b.set_data(&value, sizeof(value));
00071 b.unpack(&extracted, sizeof(uint32_t), loc, offset, extract);
00072 extracted = be_to_host(extracted);
00073 return extracted;
00074 }
00075 };
00076
00077 #endif