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//===- llvm/Testing/Support/Error.h ---------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TESTING_SUPPORT_ERROR_H
#define LLVM_TESTING_SUPPORT_ERROR_H
#include "llvm/ADT/Optional.h"
#include "llvm/Support/Error.h"
#include "llvm/Testing/Support/SupportHelpers.h"
#include "gmock/gmock.h"
#include <ostream>
namespace llvm {
namespace detail {
ErrorHolder TakeError(Error Err);
template <typename T> ExpectedHolder<T> TakeExpected(Expected<T> &Exp) {
llvm::detail::ExpectedHolder<T> Result;
auto &EH = static_cast<llvm::detail::ErrorHolder &>(Result);
EH = TakeError(Exp.takeError());
if (Result.Success)
Result.Value = &(*Exp);
return Result;
}
template <typename T> ExpectedHolder<T> TakeExpected(Expected<T> &&Exp) {
return TakeExpected(Exp);
}
} // namespace detail
#define EXPECT_THAT_ERROR(Err, Matcher) \
EXPECT_THAT(llvm::detail::TakeError(Err), Matcher)
#define ASSERT_THAT_ERROR(Err, Matcher) \
ASSERT_THAT(llvm::detail::TakeError(Err), Matcher)
#define EXPECT_THAT_EXPECTED(Err, Matcher) \
EXPECT_THAT(llvm::detail::TakeExpected(Err), Matcher)
#define ASSERT_THAT_EXPECTED(Err, Matcher) \
ASSERT_THAT(llvm::detail::TakeExpected(Err), Matcher)
MATCHER(Succeeded, "") { return arg.Success; }
MATCHER(Failed, "") { return !arg.Success; }
MATCHER_P(HasValue, value,
"succeeded with value " + testing::PrintToString(value)) {
if (!arg.Success) {
*result_listener << "operation failed";
return false;
}
assert(arg.Value.hasValue());
if (**arg.Value != value) {
*result_listener << "but \"" + testing::PrintToString(**arg.Value) +
"\" != " + testing::PrintToString(value);
return false;
}
return true;
}
} // namespace llvm
#endif
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