mirror of
https://github.com/GerbilSoft/zlib-ng.git
synced 2025-06-18 11:35:35 -04:00
55 lines
1.2 KiB
C++
55 lines
1.2 KiB
C++
/* test_deflate_dict.cc - Test deflateGetDictionary() with small buffers */
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#include "zbuild.h"
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#ifdef ZLIB_COMPAT
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# include "zlib.h"
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#else
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# include "zlib-ng.h"
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#endif
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#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <gtest/gtest.h>
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#include "test_shared.h"
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TEST(deflate, dictionary) {
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PREFIX3(stream) c_stream;
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uint8_t compr[128];
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uint32_t compr_len = sizeof(compr);
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uint8_t *dict_new = NULL;
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uint32_t *dict_len;
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int err;
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memset(&c_stream, 0, sizeof(c_stream));
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err = PREFIX(deflateInit)(&c_stream, Z_BEST_COMPRESSION);
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EXPECT_EQ(err, Z_OK);
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c_stream.next_out = compr;
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c_stream.avail_out = compr_len;
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c_stream.next_in = (z_const unsigned char *)hello;
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c_stream.avail_in = (uint32_t)hello_len;
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err = PREFIX(deflate)(&c_stream, Z_FINISH);
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EXPECT_EQ(err, Z_STREAM_END);
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dict_new = (uint8_t *)calloc(256, 1);
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ASSERT_TRUE(dict_new != NULL);
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dict_len = (uint32_t *)calloc(4, 1);
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ASSERT_TRUE(dict_len != NULL);
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err = PREFIX(deflateGetDictionary)(&c_stream, dict_new, dict_len);
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EXPECT_EQ(err, Z_OK);
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err = PREFIX(deflateEnd)(&c_stream);
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EXPECT_EQ(err, Z_OK);
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free(dict_new);
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free(dict_len);
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}
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