64 lines · cpp
1//===-- LoggerTests.cpp ---------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8#include "support/Logger.h"9#include "llvm/Support/Errc.h"10#include "llvm/Support/Error.h"11#include "gmock/gmock.h"12#include "gtest/gtest.h"13#include <optional>14 15namespace clang {16namespace clangd {17namespace {18 19TEST(ErrorTest, Overloads) {20 EXPECT_EQ("foo", llvm::toString(error("foo")));21 // Inconvertible to error code when none is specified.22 // Don't actually try to convert, it'll crash.23 handleAllErrors(error("foo"), [&](const llvm::ErrorInfoBase &EI) {24 EXPECT_EQ(llvm::inconvertibleErrorCode(), EI.convertToErrorCode());25 });26 27 EXPECT_EQ("foo 42", llvm::toString(error("foo {0}", 42)));28 handleAllErrors(error("foo {0}", 42), [&](const llvm::ErrorInfoBase &EI) {29 EXPECT_EQ(llvm::inconvertibleErrorCode(), EI.convertToErrorCode());30 });31 32 EXPECT_EQ("foo", llvm::toString(error(llvm::errc::invalid_argument, "foo")));33 EXPECT_EQ(llvm::errc::invalid_argument,34 llvm::errorToErrorCode(error(llvm::errc::invalid_argument, "foo")));35 36 EXPECT_EQ("foo 42",37 llvm::toString(error(llvm::errc::invalid_argument, "foo {0}", 42)));38 EXPECT_EQ(llvm::errc::invalid_argument,39 llvm::errorToErrorCode(40 error(llvm::errc::invalid_argument, "foo {0}", 42)));41}42 43TEST(ErrorTest, Lifetimes) {44 std::optional<llvm::Error> Err;45 {46 // Check the error contains the value when error() was called.47 std::string S = "hello, world";48 Err = error("S={0}", llvm::StringRef(S));49 S = "garbage";50 }51 EXPECT_EQ("S=hello, world", llvm::toString(std::move(*Err)));52}53 54TEST(ErrorTest, ConsumeError) {55 llvm::Error Foo = error("foo");56 llvm::Error Bar = error("bar: {0}", std::move(Foo));57 EXPECT_EQ("bar: foo", llvm::toString(std::move(Bar)));58 // No assert for unchecked Foo.59}60 61} // namespace62} // namespace clangd63} // namespace clang64