118 lines
5.0 KiB
C++
118 lines
5.0 KiB
C++
// Copyright 2018 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef GVISOR_TEST_UTIL_LOGGING_H_
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#define GVISOR_TEST_UTIL_LOGGING_H_
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#include <stddef.h>
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namespace gvisor {
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namespace testing {
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void CheckFailure(const char* cond, size_t cond_size, const char* msg,
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size_t msg_size, int errno_value);
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// If cond is false, aborts the current process.
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//
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// This macro is async-signal-safe.
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#define TEST_CHECK(cond) \
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do { \
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if (!(cond)) { \
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::gvisor::testing::CheckFailure(#cond, sizeof(#cond) - 1, nullptr, \
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0, 0); \
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} \
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} while (0)
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// If cond is false, logs msg then aborts the current process.
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//
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// This macro is async-signal-safe.
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#define TEST_CHECK_MSG(cond, msg) \
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do { \
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if (!(cond)) { \
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::gvisor::testing::CheckFailure(#cond, sizeof(#cond) - 1, msg, \
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sizeof(msg) - 1, 0); \
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} \
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} while (0)
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// If cond is false, logs errno, then aborts the current process.
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//
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// This macro is async-signal-safe.
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#define TEST_PCHECK(cond) \
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do { \
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if (!(cond)) { \
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::gvisor::testing::CheckFailure(#cond, sizeof(#cond) - 1, nullptr, \
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0, errno); \
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} \
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} while (0)
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// If cond is false, logs msg and errno, then aborts the current process.
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//
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// This macro is async-signal-safe.
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#define TEST_PCHECK_MSG(cond, msg) \
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do { \
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if (!(cond)) { \
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::gvisor::testing::CheckFailure(#cond, sizeof(#cond) - 1, msg, \
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sizeof(msg) - 1, errno); \
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} \
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} while (0)
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// expr must return PosixErrorOr<T>. The current process is aborted if
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// !PosixError<T>.ok().
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//
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// This macro is async-signal-safe.
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#define TEST_CHECK_NO_ERRNO(expr) \
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({ \
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auto _expr_result = (expr); \
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if (!_expr_result.ok()) { \
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::gvisor::testing::CheckFailure( \
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#expr, sizeof(#expr) - 1, nullptr, 0, \
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_expr_result.error().errno_value()); \
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} \
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})
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// expr must return PosixErrorOr<T>. The current process is aborted if
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// !PosixError<T>.ok(). Otherwise, PosixErrorOr<T> value is returned.
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//
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// This macro is async-signal-safe.
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#define TEST_CHECK_NO_ERRNO_AND_VALUE(expr) \
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({ \
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auto _expr_result = (expr); \
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if (!_expr_result.ok()) { \
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::gvisor::testing::CheckFailure( \
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#expr, sizeof(#expr) - 1, nullptr, 0, \
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_expr_result.error().errno_value()); \
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} \
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std::move(_expr_result).ValueOrDie(); \
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})
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// cond must be greater or equal than 0. Used to test result of syscalls.
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//
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// This macro is async-signal-safe.
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#define TEST_CHECK_SUCCESS(cond) TEST_PCHECK((cond) >= 0)
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// cond must be -1 and errno must match errno_value. Used to test errors from
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// syscalls.
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//
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// This macro is async-signal-safe.
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#define TEST_CHECK_ERRNO(cond, errno_value) \
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do { \
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TEST_PCHECK((cond) == -1); \
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TEST_PCHECK_MSG(errno == (errno_value), #cond " expected " #errno_value); \
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} while (0)
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} // namespace testing
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} // namespace gvisor
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#endif // GVISOR_TEST_UTIL_LOGGING_H_
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