forked from OSchip/llvm-project
53 lines
2.0 KiB
C++
53 lines
2.0 KiB
C++
//===- unittests/Frontend/CompilerInstanceTest.cpp - CI tests -------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "flang/Frontend/CompilerInstance.h"
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#include "gtest/gtest.h"
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#include "flang/Frontend/CompilerInvocation.h"
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#include "clang/Basic/DiagnosticOptions.h"
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#include "clang/Driver/Options.h"
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#include "clang/Frontend/TextDiagnosticPrinter.h"
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#include "llvm/Support/raw_ostream.h"
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#include <filesystem>
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using namespace llvm;
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using namespace Fortran::frontend;
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namespace {
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TEST(CompilerInstance, AllowDiagnosticLogWithUnownedDiagnosticConsumer) {
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// 1. Set-up a basic DiagnosticConsumer
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std::string diagnosticOutput;
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llvm::raw_string_ostream diagnosticsOS(diagnosticOutput);
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auto diagPrinter = std::make_unique<clang::TextDiagnosticPrinter>(
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diagnosticsOS, new clang::DiagnosticOptions());
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// 2. Create a CompilerInstance (to manage a DiagnosticEngine)
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CompilerInstance compInst;
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// 3. Set-up DiagnosticOptions
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auto diagOpts = new clang::DiagnosticOptions();
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// Tell the diagnostics engine to emit the diagnostic log to STDERR. This
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// ensures that a chained diagnostic consumer is created so that the test can
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// exercise the unowned diagnostic consumer in a chained consumer.
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diagOpts->DiagnosticLogFile = "-";
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// 4. Create a DiagnosticEngine with an unowned consumer
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IntrusiveRefCntPtr<clang::DiagnosticsEngine> diags =
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compInst.CreateDiagnostics(diagOpts, diagPrinter.get(),
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/*ShouldOwnClient=*/false);
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// 5. Report a diagnostic
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diags->Report(clang::diag::err_expected) << "no crash";
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// 6. Verify that the reported diagnostic wasn't lost and did end up in the
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// output stream
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ASSERT_EQ(diagnosticsOS.str(), "error: expected no crash\n");
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}
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} // namespace
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