1 /* GH-1066 - inflate small amount of data and validate with adler32 checksum. */
2
3 #include "zbuild.h"
4 #ifdef ZLIB_COMPAT
5 # include "zlib.h"
6 #else
7 # include "zlib-ng.h"
8 #endif
9
10 #include <stdio.h>
11 #include <stdlib.h>
12 #include <string.h>
13
14 #include "test_shared.h"
15
16 #include <gtest/gtest.h>
17
18 const char* original = "The quick brown fox jumped over the lazy dog";
19
20 z_const unsigned char compressed[] = {
21 0x78, 0x9c, 0x0b, 0xc9, 0x48, 0x55, 0x28, 0x2c, 0xcd, 0x4c, 0xce, 0x56, 0x48,
22 0x2a, 0xca, 0x2f, 0xcf, 0x53, 0x48, 0xcb, 0xaf, 0x50, 0xc8, 0x2a, 0xcd, 0x2d,
23 0x48, 0x4d, 0x51, 0xc8, 0x2f, 0x4b, 0x2d, 0x52, 0x28, 0xc9, 0x48, 0x55, 0xc8,
24 0x49, 0xac, 0xaa, 0x54, 0x48, 0xc9, 0x4f, 0x07, 0x00, 0x6b, 0x93, 0x10, 0x30
25 };
26
TEST(inflate,adler32)27 TEST(inflate, adler32) {
28 unsigned char uncompressed[1024];
29 PREFIX3(stream) strm;
30
31 memset(&strm, 0, sizeof(strm));
32
33 int err = PREFIX(inflateInit2)(&strm, 32 + MAX_WBITS);
34 EXPECT_EQ(err, Z_OK);
35
36 strm.next_in = compressed;
37 strm.avail_in = sizeof(compressed);
38 strm.next_out = uncompressed;
39 strm.avail_out = sizeof(uncompressed);
40
41 err = PREFIX(inflate)(&strm, Z_NO_FLUSH);
42 EXPECT_EQ(err, Z_STREAM_END);
43
44 err = PREFIX(inflateEnd)(&strm);
45 EXPECT_EQ(err, Z_OK);
46
47 EXPECT_TRUE(memcmp(uncompressed, original, MIN(strm.total_out, strlen(original))) == 0);
48 }
49