test: Move util/test to its own top-level directory, test

util/test/mac/mach_errors.h

-// Copyright 2014 The Crashpad Authors. All rights reserved.
-//
-// 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.
-
-#ifndef CRASHPAD_UTIL_TEST_MAC_MACH_ERRORS_H_
-#define CRASHPAD_UTIL_TEST_MAC_MACH_ERRORS_H_
-
-#include <mach/mach.h>
-
-#include <string>
-
-namespace crashpad {
-namespace test {
-
-// These functions format messages in a similar way to the logging macros in
-// base/mac/mach_logging.h. They exist to interoperate with gtest assertions,
-// which don’t interoperate with logging but can be streamed to.
-//
-// Where non-test code could do:
-//   MACH_CHECK(kr == KERN_SUCCESS, kr) << "vm_deallocate";
-// gtest-based test code can do:
-//   EXPECT_EQ(KERN_SUCCESS, kr) << MachErrorMessage(kr, "vm_deallocate");
-
-//! \brief Formats a Mach error message.
-//!
-//! The returned string will combine the \a base string, if supplied, with a
-//! a textual and numeric description of the error.
-//!
-//! \param[in] mach_err The Mach error code, which may be a `kern_return_t` or
-//!     related type.
-//! \param[in] base A string to prepend to the error description.
-//!
-//! \return A string of the format `"(os/kern) invalid address (1)"` if \a
-//!     mach_err has the value `KERN_INVALID_ADDRESS` on a system where this is
-//!     defined to be 1. If \a base is not empty, it will be prepended to this
-//!     string, separated by a colon.
-std::string MachErrorMessage(mach_error_t mach_err,
-                             const std::string& base = std::string());
-
-//! \brief Formats a bootstrap error message.
-//!
-//! The returned string will combine the \a base string, if supplied, with a
-//! a textual and numeric description of the error.
-//!
-//! \param[in] bootstrap_err The bootstrap error code.
-//! \param[in] base A string to prepend to the error description.
-//!
-//! \return A string of the format `"Permission denied (1100)"` if \a
-//!     bootstrap_err has the value `BOOTSTRAP_NOT_PRIVILEGED` on a system where
-//!     this is defined to be 1100. If \a base is not empty, it will be
-//!     prepended to this string, separated by a colon. If \a bootstrap_err is
-//!     not a valid bootstrap error code, it will be interpreted as a Mach error
-//!     code in the manner of MachErrorMessage().
-std::string BootstrapErrorMessage(kern_return_t bootstrap_err,
-                                  const std::string& base = std::string());
-
-}  // namespace test
-}  // namespace crashpad
-
-#endif  // CRASHPAD_UTIL_TEST_MAC_MACH_ERRORS_H_