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tests for 16-bit endian conversion

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@4570 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
kichik 2006-03-11 11:16:18 +00:00
parent 23cbdb99f7
commit b6ca21ef48
1 changed files with 22 additions and 2 deletions
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24
Source/Tests/endian.cpp
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@ -5,7 +5,8 @@ class EndianTest : public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE( EndianTest ); CPPUNIT_TEST_SUITE( EndianTest );
CPPUNIT_TEST( testSwapEndian ); CPPUNIT_TEST( testSwapEndian );
CPPUNIT_TEST( testFixEndian ); CPPUNIT_TEST( testFixEndian16 );
CPPUNIT_TEST( testFixEndian32 );
CPPUNIT_TEST_SUITE_END(); CPPUNIT_TEST_SUITE_END();
public: public:
@ -13,9 +14,12 @@ public:
CPPUNIT_ASSERT_EQUAL( (int)0x78563412, (int)SWAP_ENDIAN_INT32(0x12345678) ); CPPUNIT_ASSERT_EQUAL( (int)0x78563412, (int)SWAP_ENDIAN_INT32(0x12345678) );
CPPUNIT_ASSERT_EQUAL( (int)0xFFFFFFFF, (int)SWAP_ENDIAN_INT32(0xFFFFFFFF) ); CPPUNIT_ASSERT_EQUAL( (int)0xFFFFFFFF, (int)SWAP_ENDIAN_INT32(0xFFFFFFFF) );
CPPUNIT_ASSERT_EQUAL( (int)0, (int)SWAP_ENDIAN_INT32(0) ); CPPUNIT_ASSERT_EQUAL( (int)0, (int)SWAP_ENDIAN_INT32(0) );
CPPUNIT_ASSERT_EQUAL( (int)0x3412, (int)SWAP_ENDIAN_INT16(0x1234) );
CPPUNIT_ASSERT_EQUAL( (int)0xFFFF, (int)SWAP_ENDIAN_INT16(0xFFFF) );
CPPUNIT_ASSERT_EQUAL( (int)0, (int)SWAP_ENDIAN_INT16(0) );
} }
void testFixEndian() { void testFixEndian32() {
int i=1; int i=1;
int actual = 0x12345678; int actual = 0x12345678;
FIX_ENDIAN_INT32_INPLACE(actual); FIX_ENDIAN_INT32_INPLACE(actual);
@ -31,6 +35,22 @@ public:
CPPUNIT_ASSERT_EQUAL(expected, actual); CPPUNIT_ASSERT_EQUAL(expected, actual);
} }
void testFixEndian16() {
int i=1;
int actual = 0x1234;
FIX_ENDIAN_INT16_INPLACE(actual);
int expected;
if (((char*)&i)[0] == 1) {
// little endian
expected = 0x1234;
}
else {
// big endian
expected = 0x3412;
}
CPPUNIT_ASSERT_EQUAL(expected, actual);
}
}; };
CPPUNIT_TEST_SUITE_REGISTRATION( EndianTest ); CPPUNIT_TEST_SUITE_REGISTRATION( EndianTest );