mirror of https://github.com/cc65/cc65.git
59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
#include <string.h>
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#include "unittest.h"
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#define BufferSize 384 // test correct page passing (>256, multiple of 128 here)
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static char Buffer[BufferSize+3]; // +1 to move up (and down)
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TEST
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{
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unsigned i, v;
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char* p;
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for (i=0; i < BufferSize; ++i)
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Buffer[i+1] = (i%128);
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Buffer[0] = 255; // to check if start position is untouched
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Buffer[BufferSize+2] = 255; // to check if end position is untouched
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// copy upwards
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p = memmove(Buffer+2, Buffer+1, BufferSize);
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// check buffer consistency before target
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ASSERT_AreEqual(255, (unsigned)Buffer[0], "%u", "Unexpected value before range!");
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// check buffer consistency at starting point
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ASSERT_AreEqual(0, (unsigned)Buffer[1], "%u", "Unexpected value at range start!");
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// check buffer consistency after range
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ASSERT_AreEqual(255, (unsigned)Buffer[BufferSize+2], "%u", "Unexpected value after range!");
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// check buffer values
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for (i=0; i < BufferSize; ++i)
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{
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ASSERT_AreEqual(i%128, (unsigned)Buffer[i+2], "%u", "Unexpected value in buffer at position %u!" COMMA i+2);
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}
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v = Buffer[BufferSize+1]; // rember value of first untouched end-byte
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// copy downwards
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p = memmove(Buffer+1, Buffer+2, BufferSize);
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// check buffer consistency before target
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ASSERT_AreEqual(255, (unsigned)Buffer[0], "%u", "Unexpected value before range!");
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// check buffer consistency at end point
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ASSERT_AreEqual(v, (unsigned)Buffer[BufferSize+1], "%u", "Unexpected value at range end!");
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// check buffer consistency after range
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ASSERT_AreEqual(255, (unsigned)Buffer[BufferSize+2], "%u", "Unexpected value after range!");
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// check buffer values
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for (i=0; i < BufferSize; ++i)
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{
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ASSERT_AreEqual(i%128, (unsigned)Buffer[i+1], "%u", "Unexpected value in buffer at position %u!" COMMA i+1);
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}
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}
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ENDTEST
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