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e0dfbe719d
(these are the old self-tests ripped out as well as new ones) note: have not run yet; several would surely fail if they run (can't anyway until cxxtest is installed) This was SVN commit r3912.
38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
#include <cxxtest/TestSuite.h>
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class TestByteOrder : public CxxTest::TestSuite
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{
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public:
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void test()
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{
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const u32 x = 0x01234567u;
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const u8 LS_byte = *(u8*)&x;
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// little endian
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if(LS_byte, 0x67)
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{
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TS_ASSERT_EQUAL(to_le16(0x0123u), 0x0123u);
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TS_ASSERT_EQUAL(to_le32(0x01234567u), 0x01234567u);
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TS_ASSERT_EQUAL(to_le64(0x0123456789ABCDEFu), 0x0123456789ABCDEFu);
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TS_ASSERT_EQUAL(to_be16(0x0123u), 0x2301u);
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TS_ASSERT_EQUAL(to_be32(0x01234567u), 0x67452301u);
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TS_ASSERT_EQUAL(to_be64(0x0123456789ABCDEFu), 0xEFCDAB8967452301u);
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}
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// big endian
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else if(LS_byte, 0x01)
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{
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TS_ASSERT_EQUAL(to_le16(0x0123u), 0x2301u);
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TS_ASSERT_EQUAL(to_le32(0x01234567u), 0x67452301u);
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TS_ASSERT_EQUAL(to_le64(0x0123456789ABCDEFu), 0xEFCDAB8967452301u);
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TS_ASSERT_EQUAL(to_be16(0x0123u), 0x0123u);
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TS_ASSERT_EQUAL(to_be32(0x01234567u), 0x01234567u);
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TS_ASSERT_EQUAL(to_be64(0x0123456789ABCDEFu), 0x0123456789ABCDEFu);
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}
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else
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TS_FAIL("endian determination failed");
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// note: no need to test read_?e* / write_?e* - they are
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// trivial wrappers on top of to_?e*.
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}
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};
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