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src: add some compress doctest checks

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This commit is contained in:
Markus F.X.J. Oberhumer
2022-11-10 16:26:36 +01:00
parent ede1fec5e7
commit 777392c0fe
3 changed files with 93 additions and 7 deletions
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src/compress_ucl.cpp
+38 -1
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@@ -286,7 +286,7 @@ unsigned upx_ucl_crc32(const void *buf, unsigned len, unsigned crc)
#endif
/*************************************************************************
// Debug checks
// doctest checks
**************************************************************************/
#if DEBUG && 1
@@ -340,5 +340,42 @@ TEST_CASE("compress_ucl") {
#endif // DEBUG
TEST_CASE("upx_ucl_decompress") {
typedef const upx_byte C;
C *c_data;
upx_byte d_buf[16];
unsigned d_len;
int r;
c_data = (C*) "\x92\xff\x10\x00\x00\x00\x00\x00\x48\xff";
d_len = 16;
r = upx_ucl_decompress(c_data, 10, d_buf, &d_len, M_NRV2B_8, nullptr);
CHECK((r == 0 && d_len == 16));
r = upx_ucl_decompress(c_data, 9, d_buf, &d_len, M_NRV2B_8, nullptr);
CHECK(r == UPX_E_INPUT_OVERRUN);
d_len = 15;
r = upx_ucl_decompress(c_data, 10, d_buf, &d_len, M_NRV2B_8, nullptr);
CHECK(r == UPX_E_OUTPUT_OVERRUN);
c_data = (C*) "\x92\xff\x10\x92\x49\x24\x92\xa0\xff";
d_len = 16;
r = upx_ucl_decompress(c_data, 9, d_buf, &d_len, M_NRV2D_8, nullptr);
CHECK((r == 0 && d_len == 16));
r = upx_ucl_decompress(c_data, 8, d_buf, &d_len, M_NRV2D_8, nullptr);
CHECK(r == UPX_E_INPUT_OVERRUN);
d_len = 15;
r = upx_ucl_decompress(c_data, 9, d_buf, &d_len, M_NRV2D_8, nullptr);
CHECK(r == UPX_E_OUTPUT_OVERRUN);
c_data = (C*) "\x90\xff\xb0\x92\x49\x24\x92\xa0\xff";
d_len = 16;
r = upx_ucl_decompress(c_data, 9, d_buf, &d_len, M_NRV2E_8, nullptr);
CHECK((r == 0 && d_len == 16));
r = upx_ucl_decompress(c_data, 8, d_buf, &d_len, M_NRV2E_8, nullptr);
CHECK(r == UPX_E_INPUT_OVERRUN);
d_len = 15;
r = upx_ucl_decompress(c_data, 9, d_buf, &d_len, M_NRV2E_8, nullptr);
CHECK(r == UPX_E_OUTPUT_OVERRUN);
}
/* vim:set ts=4 sw=4 et: */