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R3704/2.3.0/hadoop-2.3.0-src/hadoop-hdfs-project/hadoop-hdfs/src/main/native/libhdfs/expect.h
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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
#ifndef LIBHDFS_NATIVE_TESTS_EXPECT_H
#define LIBHDFS_NATIVE_TESTS_EXPECT_H
#include <inttypes.h>
#include <stdio.h>
struct hdfsFile_internal;
#define EXPECT_ZERO(x) \
do { \
int __my_ret__ = x; \
if (__my_ret__) { \
int __my_errno__ = errno; \
fprintf(stderr, "TEST_ERROR: failed on %s:%d with return " \
"code %d (errno: %d): got nonzero from %s\n", \
__FILE__, __LINE__, __my_ret__, __my_errno__, #x); \
return __my_ret__; \
} \
} while (0);
#define EXPECT_NULL(x) \
do { \
void* __my_ret__ = x; \
int __my_errno__ = errno; \
if (__my_ret__ != NULL) { \
fprintf(stderr, "TEST_ERROR: failed on %s:%d (errno: %d): " \
"got non-NULL value %p from %s\n", \
__FILE__, __LINE__, __my_errno__, __my_ret__, #x); \
return -1; \
} \
} while (0);
#define EXPECT_NONNULL(x) \
do { \
void* __my_ret__ = x; \
int __my_errno__ = errno; \
if (__my_ret__ == NULL) { \
fprintf(stderr, "TEST_ERROR: failed on %s:%d (errno: %d): " \
"got NULL from %s\n", __FILE__, __LINE__, __my_errno__, #x); \
return -1; \
} \
} while (0);
#define EXPECT_NEGATIVE_ONE_WITH_ERRNO(x, e) \
do { \
int __my_ret__ = x; \
int __my_errno__ = errno; \
if (__my_ret__ != -1) { \
fprintf(stderr, "TEST_ERROR: failed on %s:%d with return " \
"code %d (errno: %d): expected -1 from %s\n", \
__FILE__, __LINE__, \
__my_ret__, __my_errno__, #x); \
return -1; \
} \
if (__my_errno__ != e) { \
fprintf(stderr, "TEST_ERROR: failed on %s:%d with return " \
"code %d (errno: %d): expected errno = %d from %s\n", \
__FILE__, __LINE__, __my_ret__, __my_errno__, e, #x); \
return -1; \
} \
} while (0);
#define EXPECT_NONZERO(x) \
do { \
int __my_ret__ = x; \
int __my_errno__ = errno; \
if (!__my_ret__) { \
fprintf(stderr, "TEST_ERROR: failed on %s:%d with return " \
"code %d (errno: %d): got zero from %s\n", __FILE__, __LINE__, \
__my_ret__, __my_errno__, #x); \
return -1; \
} \
} while (0);
#define EXPECT_NONNEGATIVE(x) \
do { \
int __my_ret__ = x; \
int __my_errno__ = errno; \
if (__my_ret__ < 0) { \
fprintf(stderr, "TEST_ERROR: failed on %s:%d with return " \
"code %d (errno: %d): got negative return from %s\n", \
__FILE__, __LINE__, __my_ret__, __my_errno__, #x); \
return __my_ret__; \
} \
} while (0);
#define EXPECT_INT_EQ(x, y) \
do { \
int __my_ret__ = y; \
int __my_errno__ = errno; \
if (__my_ret__ != (x)) { \
fprintf(stderr, "TEST_ERROR: failed on %s:%d with return " \
"code %d (errno: %d): expected %d\n", \
__FILE__, __LINE__, __my_ret__, __my_errno__, (x)); \
return -1; \
} \
} while (0);
#define EXPECT_INT64_EQ(x, y) \
do { \
int64_t __my_ret__ = y; \
int __my_errno__ = errno; \
if (__my_ret__ != (x)) { \
fprintf(stderr, "TEST_ERROR: failed on %s:%d with return " \
"value %"PRId64" (errno: %d): expected %"PRId64"\n", \
__FILE__, __LINE__, __my_ret__, __my_errno__, (x)); \
return -1; \
} \
} while (0);
#define RETRY_ON_EINTR_GET_ERRNO(ret, expr) do { \
ret = expr; \
if (!ret) \
break; \
ret = -errno; \
} while (ret == -EINTR);
/**
* Test that an HDFS file has the given statistics.
*
* Any parameter can be set to UINT64_MAX to avoid checking it.
*
* @return 0 on success; error code otherwise
*/
int expectFileStats(struct hdfsFile_internal *file,
uint64_t expectedTotalBytesRead,
uint64_t expectedTotalLocalBytesRead,
uint64_t expectedTotalShortCircuitBytesRead,
uint64_t expectedTotalZeroCopyBytesRead);
#endif
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