zlib-ng/test/test_inflate_copy.cc
Ilya Leoshkevich af7c6cad18 Add back-and-forth inflateCopy() test
Check that calling inflateCopy() twice does not result in memory
corruption.
2024-05-21 16:27:53 +02:00

32 lines
799 B
C++

/* test_inflate_copy.cc - Test copying inflate stream */
#include "zbuild.h"
#ifdef ZLIB_COMPAT
# include "zlib.h"
#else
# include "zlib-ng.h"
#endif
#include "test_shared.h"
#include <gtest/gtest.h>
TEST(inflate, copy_back_and_forth) {
PREFIX3(stream) d1_stream, d2_stream;
int err;
memset(&d1_stream, 0, sizeof(d1_stream));
err = PREFIX(inflateInit2)(&d1_stream, MAX_WBITS + 14);
ASSERT_EQ(err, Z_OK);
err = PREFIX(inflateCopy)(&d2_stream, &d1_stream);
ASSERT_EQ(err, Z_OK);
err = PREFIX(inflateEnd)(&d1_stream);
ASSERT_EQ(err, Z_OK);
err = PREFIX(inflateCopy)(&d1_stream, &d2_stream);
ASSERT_EQ(err, Z_OK);
err = PREFIX(inflateEnd)(&d1_stream);
ASSERT_EQ(err, Z_OK);
err = PREFIX(inflateEnd)(&d2_stream);
ASSERT_EQ(err, Z_OK);
}