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/*
* Copyright (c) CERN 2013-2017
*
* Copyright (c) Members of the EMI Collaboration. 2010-2013
* See http://www.eu-emi.eu/partners for details on the copyright
* holders.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <fcntl.h>
#include <stdio.h>
#include <gfal_api.h>
#include <stdlib.h>
#include <common/gfal_lib_test.h>
#include <common/gfal_gtest_asserts.h>
#include <exceptions/gfalcoreexception.hpp>
#include <utils/exceptions/gerror_to_cpp.h>
#include <utils/checksums/checksums.h>
// Given an algorithm, returns a pre-calculated content with the hash in the requested
// algorithm
static int get_precomputed(const char* algorithm, const char** content,
const char** checksum)
{
static const char *message = "THIS IS A STATIC MESSAGE USED FOR CHECKSUMING";
static struct {
const char* algorithm;
const char* hash;
} precomputed[] = {
{ "MD5", "d0fb2562f39431dbe78c140581ca06b8" },
{ "SHA1", "87c813e21babb87879588dc6009770f3c2b5d2f6" },
{ "ADLER32", "111a0c0c" },
{ "CRC32", "3971548410" },
{ NULL, NULL }
};
*content = message;
size_t i;
for (i = 0; precomputed[i].algorithm != NULL; ++i) {
if (strcasecmp(algorithm, precomputed[i].algorithm) == 0) {
*checksum = precomputed[i].hash;
return 0;
}
}
return -1;
}
class ChecksumTest: public testing::Test {
public:
static const char* root;
static const char* algorithm;
gfal2_context_t context;
char surl[2048];
const char* precomputed_content;
const char* precomputed_hash;
ChecksumTest() {
GError *error = NULL;
context = gfal2_context_new(&error);
Gfal::gerror_to_cpp(&error);
}
virtual ~ChecksumTest() {
gfal2_context_free(context);
}
virtual void SetUp() {
generate_random_uri(root, "test_checksum", surl, sizeof(surl));
GError* error = NULL;
if (get_precomputed(algorithm, &precomputed_content, &precomputed_hash) != 0) {
throw Gfal::CoreException(g_quark_from_static_string("TestChecksum"),
EINVAL, "Could not get the pre-calculated checksum");
}
int fd = gfal2_open(context, surl, O_CREAT | O_TRUNC | O_WRONLY, &error);
Gfal::gerror_to_cpp(&error);
size_t len = strlen(precomputed_content);
gfal2_write(context, fd, precomputed_content, len, &error);
Gfal::gerror_to_cpp(&error);
gfal2_close(context, fd, &error);
Gfal::gerror_to_cpp(&error);
}
virtual void TearDown() {
GError* error = NULL;
gfal2_unlink(context, surl, &error);
g_clear_error(&error);
}
};
const char* ChecksumTest::root;
const char* ChecksumTest::algorithm;
TEST_F(ChecksumTest, ValidChecksum)
{
GError* error = NULL;
char buffer[512];
int ret = gfal2_checksum(context, surl, algorithm, 0, 0, buffer, sizeof(buffer), &error);
EXPECT_PRED_FORMAT2(AssertGfalSuccess, ret, error);
ret = gfal_compare_checksums(precomputed_hash, buffer, sizeof(buffer));
EXPECT_EQ(0, ret);
}
int main(int argc, char** argv)
{
testing::InitGoogleTest(&argc, argv);
if (argc < 3) {
printf("Missing base url\n");
printf("usage: %s root_dir [MD5|ADLER32|SHA1|CRC32]\n", argv[0]);
return 1;
}
ChecksumTest::root = argv[1];
ChecksumTest::algorithm = argv[2];
return RUN_ALL_TESTS();
}
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