Function cover_support

freebsd/contrib/zlib/test/infcover.c:350–385

cover all of the lines in inflate.c up to inflate() */

/* cover all of the lines in inflate.c up to inflate() */
local void cover_support(void)
{
    int ret;
    z_stream strm;

    mem_setup(&strm);
    strm.avail_in = 0;
    strm.next_in = Z_NULL;
    ret = inflateInit(&strm);                   assert(ret == Z_OK);
    mem_used(&strm, "inflate init");
    ret = inflatePrime(&strm, 5, 31);           assert(ret == Z_OK);
    ret = inflatePrime(&strm, -1, 0);           assert(ret == Z_OK);
    ret = inflateSetDictionary(&strm, Z_NULL, 0);
                                                assert(ret == Z_STREAM_ERROR);
    ret = inflateEnd(&strm);                    assert(ret == Z_OK);
    mem_done(&strm, "prime");

    inf("63 0", "force window allocation", 0, -15, 1, Z_OK);
    inf("63 18 5", "force window replacement", 0, -8, 259, Z_OK);
    inf("63 18 68 30 d0 0 0", "force split window update", 4, -8, 259, Z_OK);
    inf("3 0", "use fixed blocks", 0, -15, 1, Z_STREAM_END);
    inf("", "bad window size", 0, 1, 0, Z_STREAM_ERROR);

    mem_setup(&strm);
    strm.avail_in = 0;
    strm.next_in = Z_NULL;
    ret = inflateInit_(&strm, ZLIB_VERSION - 1, (int)sizeof(z_stream));
                                                assert(ret == Z_VERSION_ERROR);
    mem_done(&strm, "wrong version");

    strm.avail_in = 0;
    strm.next_in = Z_NULL;
    ret = inflateInit(&strm);                   assert(ret == Z_OK);
    ret = inflateEnd(&strm);                    assert(ret == Z_OK);
    fputs("inflate built-in memory routines\n", stderr);
}

/* cover all inflate() header and trailer cases and code after inflate() */
local void cover_wrap(void)