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/* brotli-decompressor-test.c
*
* Copyright 2019 Igalia S.L.
*
* This file is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "test-utils.h"
#include "soup-brotli-decompressor.h"
static void
test_brotli (void)
{
SoupBrotliDecompressor *dec = soup_brotli_decompressor_new ();
char *compressed_filename = g_build_filename (g_test_get_dir (G_TEST_DIST), "brotli-data", "compressed.br", NULL);
char *uncompressed_filename = g_build_filename (g_test_get_dir (G_TEST_DIST), "brotli-data", "uncompressed.txt", NULL);
char *contents;
gsize length;
GByteArray *out_bytes = g_byte_array_new ();
char *in_buf;
GConverterResult result;
g_assert_true (g_file_get_contents (compressed_filename, &contents, &length, NULL));
in_buf = contents;
do {
GError *error = NULL;
guint8 out_buf[16]; /* This is stupidly small just to simulate common usage of converting in chunks */
gsize bytes_read, bytes_written;
result = g_converter_convert (G_CONVERTER (dec), in_buf, length, out_buf, sizeof out_buf, 0,
&bytes_read, &bytes_written, &error);
g_assert_no_error (error);
g_assert_cmpint (result, !=, G_CONVERTER_ERROR);
g_byte_array_append (out_bytes, out_buf, bytes_written);
in_buf += bytes_read;
length -= bytes_read;
} while (result == G_CONVERTER_CONVERTED);
g_assert_cmpint (result, ==, G_CONVERTER_FINISHED);
/* NUL terminate data so we can cmpstr below. */
g_byte_array_append (out_bytes, (const guint8*)"\0", 1);
g_free (contents);
g_assert_true (g_file_get_contents (uncompressed_filename, &contents, &length, NULL));
g_assert_cmpstr ((char*)out_bytes->data, ==, contents);
g_byte_array_free (out_bytes, TRUE);
g_object_unref (dec);
g_free (compressed_filename);
g_free (uncompressed_filename);
g_free (contents);
}
static void
test_brotli_corrupt (void)
{
SoupBrotliDecompressor *dec = soup_brotli_decompressor_new ();
char *compressed_filename = g_build_filename (g_test_get_dir (G_TEST_DIST), "brotli-data", "corrupt.br", NULL);
GError *error = NULL;
char *contents;
gsize length;
char *in_buf;
GConverterResult result;
g_assert_true (g_file_get_contents (compressed_filename, &contents, &length, NULL));
in_buf = contents;
do {
guint8 out_buf[4096];
gsize bytes_read, bytes_written;
result = g_converter_convert (G_CONVERTER (dec), in_buf, length, out_buf, sizeof out_buf, 0,
&bytes_read, &bytes_written, &error);
in_buf += bytes_read;
length -= bytes_read;
} while (result == G_CONVERTER_CONVERTED);
g_assert_cmpint (result, ==, G_CONVERTER_ERROR);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_FAILED);
g_object_unref (dec);
g_free (compressed_filename);
g_free (contents);
g_error_free (error);
}
static void
test_brotli_reset (void)
{
SoupBrotliDecompressor *dec = soup_brotli_decompressor_new ();
char *compressed_filename = g_build_filename (g_test_get_dir (G_TEST_DIST), "brotli-data", "compressed.br", NULL);
char *contents;
gsize length, in_len;
char *in_buf;
GConverterResult result;
int iterations = 0;
g_assert_true (g_file_get_contents (compressed_filename, &contents, &length, NULL));
in_buf = contents;
in_len = length;
do {
GError *error = NULL;
guint8 out_buf[16];
gsize bytes_read, bytes_written;
result = g_converter_convert (G_CONVERTER (dec), in_buf, in_len, out_buf, sizeof out_buf, 0,
&bytes_read, &bytes_written, &error);
/* Just randomly reset in the middle and ensure everything keeps working */
if (iterations == 6) {
g_converter_reset (G_CONVERTER (dec));
in_buf = contents;
in_len = length;
}
g_assert_no_error (error);
g_assert_cmpint (result, !=, G_CONVERTER_ERROR);
in_buf += bytes_read;
in_len -= bytes_read;
++iterations;
} while (result == G_CONVERTER_CONVERTED);
g_assert_cmpint (result, ==, G_CONVERTER_FINISHED);
g_object_unref (dec);
g_free (compressed_filename);
g_free (contents);
}
int
main (int argc, char **argv)
{
int ret;
test_init (argc, argv, NULL);
g_test_add_func ("/brotli/basic", test_brotli);
g_test_add_func ("/brotli/corrupt", test_brotli_corrupt);
g_test_add_func ("/brotli/reset", test_brotli_reset);
ret = g_test_run ();
test_cleanup ();
return ret;
}
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