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DiagnosticConsumerTests.cpp
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//===--- DiagnosticConsumerTests.cpp --------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2018 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#include "swift/AST/DiagnosticConsumer.h"
#include "swift/Basic/Located.h"
#include "swift/Basic/SourceManager.h"
#include "gtest/gtest.h"
using namespace swift;
namespace {
using ExpectedDiagnostic = Located<StringRef>;
class ExpectationDiagnosticConsumer: public DiagnosticConsumer {
ExpectationDiagnosticConsumer *previous;
SmallVector<ExpectedDiagnostic, 4> expected;
bool hasFinished = false;
public:
ExpectationDiagnosticConsumer(ExpectationDiagnosticConsumer *previous,
ArrayRef<ExpectedDiagnostic> expected)
: previous(previous), expected(expected.begin(), expected.end()) {}
~ExpectationDiagnosticConsumer() override {
EXPECT_TRUE(hasFinished);
EXPECT_TRUE(expected.empty());
}
void handleDiagnostic(SourceManager &SM,
const DiagnosticInfo &Info) override {
ASSERT_FALSE(expected.empty());
EXPECT_EQ(Located<StringRef>(Info.FormatString, Info.Loc), expected.front());
expected.erase(expected.begin());
}
bool finishProcessing() override {
EXPECT_FALSE(hasFinished);
if (previous)
EXPECT_TRUE(previous->hasFinished);
hasFinished = true;
return false;
}
};
DiagnosticInfo testDiagnosticInfo(SourceLoc Loc, const char *Message,
DiagnosticKind Kind) {
return DiagnosticInfo(DiagID(0), Loc, Kind, Message, /*args*/ {},
/*category*/ StringRef(),
/*indirectBuffer*/ SourceLoc(), /*childInfo*/ {},
/*ranges*/ {}, /*fixIts*/ {}, /*isChild*/ false);
}
} // end anonymous namespace
TEST(FileSpecificDiagnosticConsumer, SubconsumersFinishInOrder) {
SourceManager sourceMgr;
(void)sourceMgr.addMemBufferCopy("abcde", "A");
(void)sourceMgr.addMemBufferCopy("vwxyz", "B");
auto consumerA =
std::make_unique<ExpectationDiagnosticConsumer>(nullptr, std::nullopt);
auto consumerUnaffiliated = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), std::nullopt);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("", std::move(consumerUnaffiliated));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->finishProcessing();
}
TEST(FileSpecificDiagnosticConsumer, InvalidLocDiagsGoToEveryConsumer) {
SourceManager sourceMgr;
(void)sourceMgr.addMemBufferCopy("abcde", "A");
(void)sourceMgr.addMemBufferCopy("vwxyz", "B");
ExpectedDiagnostic expected[] = { Located<StringRef>("dummy", SourceLoc()) };
auto consumerA = std::make_unique<ExpectationDiagnosticConsumer>(
nullptr, expected);
auto consumerUnaffiliated = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), expected);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("", std::move(consumerUnaffiliated));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(SourceLoc(), "dummy", DiagnosticKind::Error));
topConsumer->finishProcessing();
}
TEST(FileSpecificDiagnosticConsumer, ErrorsWithLocationsGoToExpectedConsumers) {
SourceManager sourceMgr;
// 01234
unsigned bufferA = sourceMgr.addMemBufferCopy("abcde", "A");
unsigned bufferB = sourceMgr.addMemBufferCopy("vwxyz", "B");
SourceLoc frontOfA = sourceMgr.getLocForOffset(bufferA, 0);
SourceLoc middleOfA = sourceMgr.getLocForOffset(bufferA, 2);
SourceLoc backOfA = sourceMgr.getLocForOffset(bufferA, 4);
SourceLoc frontOfB = sourceMgr.getLocForOffset(bufferB, 0);
SourceLoc middleOfB = sourceMgr.getLocForOffset(bufferB, 2);
SourceLoc backOfB = sourceMgr.getLocForOffset(bufferB, 4);
ExpectedDiagnostic expectedA[] = {
{"front", frontOfA},
{"middle", middleOfA},
{"back", backOfA},
};
ExpectedDiagnostic expectedB[] = {
{"front", frontOfB},
{"middle", middleOfB},
{"back", backOfB}
};
auto consumerA = std::make_unique<ExpectationDiagnosticConsumer>(
nullptr, expectedA);
auto consumerB = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), expectedB);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("B", std::move(consumerB));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "front", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfB, "front", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(middleOfA, "middle", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(middleOfB, "middle", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "back", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfB, "back", DiagnosticKind::Error));
topConsumer->finishProcessing();
}
TEST(FileSpecificDiagnosticConsumer,
ErrorsInUnaffiliatedFilesGoToEveryConsumer) {
SourceManager sourceMgr;
// 01234
unsigned bufferA = sourceMgr.addMemBufferCopy("abcde", "A");
unsigned bufferB = sourceMgr.addMemBufferCopy("vwxyz", "B");
SourceLoc frontOfA = sourceMgr.getLocForOffset(bufferA, 0);
SourceLoc middleOfA = sourceMgr.getLocForOffset(bufferA, 2);
SourceLoc backOfA = sourceMgr.getLocForOffset(bufferA, 4);
SourceLoc frontOfB = sourceMgr.getLocForOffset(bufferB, 0);
SourceLoc middleOfB = sourceMgr.getLocForOffset(bufferB, 2);
SourceLoc backOfB = sourceMgr.getLocForOffset(bufferB, 4);
ExpectedDiagnostic expectedA[] = {
{"front", frontOfA},
{"front", frontOfB},
{"middle", middleOfA},
{"middle", middleOfB},
{"back", backOfA},
{"back", backOfB}
};
ExpectedDiagnostic expectedUnaffiliated[] = {
{"front", frontOfB},
{"middle", middleOfB},
{"back", backOfB}
};
auto consumerA = std::make_unique<ExpectationDiagnosticConsumer>(
nullptr, expectedA);
auto consumerUnaffiliated = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), expectedUnaffiliated);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("", std::move(consumerUnaffiliated));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "front", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfB, "front", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(middleOfA, "middle", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(middleOfB, "middle", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "back", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfB, "back", DiagnosticKind::Error));
topConsumer->finishProcessing();
}
TEST(FileSpecificDiagnosticConsumer, WarningsAndRemarksAreTreatedLikeErrors) {
SourceManager sourceMgr;
// 01234
unsigned bufferA = sourceMgr.addMemBufferCopy("abcde", "A");
unsigned bufferB = sourceMgr.addMemBufferCopy("vwxyz", "B");
SourceLoc frontOfA = sourceMgr.getLocForBufferStart(bufferA);
SourceLoc frontOfB = sourceMgr.getLocForBufferStart(bufferB);
ExpectedDiagnostic expectedA[] = {
{"warning", frontOfA},
{"warning", frontOfB},
{"remark", frontOfA},
{"remark", frontOfB},
};
ExpectedDiagnostic expectedUnaffiliated[] = {
{"warning", frontOfB},
{"remark", frontOfB},
};
auto consumerA = std::make_unique<ExpectationDiagnosticConsumer>(
nullptr, expectedA);
auto consumerUnaffiliated = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), expectedUnaffiliated);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("", std::move(consumerUnaffiliated));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(frontOfA, "warning", DiagnosticKind::Warning));
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(frontOfB, "warning", DiagnosticKind::Warning));
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(frontOfA, "remark", DiagnosticKind::Remark));
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(frontOfB, "remark", DiagnosticKind::Remark));
topConsumer->finishProcessing();
}
TEST(FileSpecificDiagnosticConsumer, NotesAreAttachedToErrors) {
SourceManager sourceMgr;
// 01234
unsigned bufferA = sourceMgr.addMemBufferCopy("abcde", "A");
unsigned bufferB = sourceMgr.addMemBufferCopy("vwxyz", "B");
SourceLoc frontOfA = sourceMgr.getLocForOffset(bufferA, 0);
SourceLoc middleOfA = sourceMgr.getLocForOffset(bufferA, 2);
SourceLoc backOfA = sourceMgr.getLocForOffset(bufferA, 4);
SourceLoc frontOfB = sourceMgr.getLocForOffset(bufferB, 0);
SourceLoc middleOfB = sourceMgr.getLocForOffset(bufferB, 2);
SourceLoc backOfB = sourceMgr.getLocForOffset(bufferB, 4);
ExpectedDiagnostic expectedA[] = {
{"error", frontOfA},
{"note", middleOfA},
{"note", backOfA},
{"error", frontOfB},
{"note", middleOfB},
{"note", backOfB},
{"error", frontOfA},
{"note", middleOfA},
{"note", backOfA},
};
ExpectedDiagnostic expectedUnaffiliated[] = {
{"error", frontOfB},
{"note", middleOfB},
{"note", backOfB},
};
auto consumerA = std::make_unique<ExpectationDiagnosticConsumer>(
nullptr, expectedA);
auto consumerUnaffiliated = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), expectedUnaffiliated);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("", std::move(consumerUnaffiliated));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfB, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "note", DiagnosticKind::Note));
topConsumer->finishProcessing();
}
TEST(FileSpecificDiagnosticConsumer, NotesAreAttachedToWarningsAndRemarks) {
SourceManager sourceMgr;
// 01234
unsigned bufferA = sourceMgr.addMemBufferCopy("abcde", "A");
unsigned bufferB = sourceMgr.addMemBufferCopy("vwxyz", "B");
SourceLoc frontOfA = sourceMgr.getLocForOffset(bufferA, 0);
SourceLoc middleOfA = sourceMgr.getLocForOffset(bufferA, 2);
SourceLoc backOfA = sourceMgr.getLocForOffset(bufferA, 4);
SourceLoc frontOfB = sourceMgr.getLocForOffset(bufferB, 0);
SourceLoc middleOfB = sourceMgr.getLocForOffset(bufferB, 2);
SourceLoc backOfB = sourceMgr.getLocForOffset(bufferB, 4);
ExpectedDiagnostic expectedA[] = {
{"warning", frontOfA},
{"note", middleOfA},
{"note", backOfA},
{"warning", frontOfB},
{"note", middleOfB},
{"note", backOfB},
{"remark", frontOfA},
{"note", middleOfA},
{"note", backOfA},
};
ExpectedDiagnostic expectedUnaffiliated[] = {
{"warning", frontOfB},
{"note", middleOfB},
{"note", backOfB},
};
auto consumerA = std::make_unique<ExpectationDiagnosticConsumer>(
nullptr, expectedA);
auto consumerUnaffiliated = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), expectedUnaffiliated);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("", std::move(consumerUnaffiliated));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(frontOfA, "warning", DiagnosticKind::Warning));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(frontOfB, "warning", DiagnosticKind::Warning));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr,
testDiagnosticInfo(frontOfA, "remark", DiagnosticKind::Remark));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "note", DiagnosticKind::Note));
topConsumer->finishProcessing();
}
TEST(FileSpecificDiagnosticConsumer, NotesAreAttachedToErrorsEvenAcrossFiles) {
SourceManager sourceMgr;
// 01234
unsigned bufferA = sourceMgr.addMemBufferCopy("abcde", "A");
unsigned bufferB = sourceMgr.addMemBufferCopy("vwxyz", "B");
SourceLoc frontOfA = sourceMgr.getLocForOffset(bufferA, 0);
SourceLoc middleOfA = sourceMgr.getLocForOffset(bufferA, 2);
SourceLoc backOfA = sourceMgr.getLocForOffset(bufferA, 4);
SourceLoc frontOfB = sourceMgr.getLocForOffset(bufferB, 0);
SourceLoc middleOfB = sourceMgr.getLocForOffset(bufferB, 2);
SourceLoc backOfB = sourceMgr.getLocForOffset(bufferB, 4);
ExpectedDiagnostic expectedA[] = {
{"error", frontOfA},
{"note", middleOfB},
{"note", backOfA},
{"error", frontOfA},
{"note", middleOfB},
{"note", backOfA},
};
ExpectedDiagnostic expectedB[] = {
{"error", frontOfB},
{"note", middleOfA},
{"note", backOfB},
};
auto consumerA = std::make_unique<ExpectationDiagnosticConsumer>(
nullptr, expectedA);
auto consumerB = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), expectedB);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("B", std::move(consumerB));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfB, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "note", DiagnosticKind::Note));
topConsumer->finishProcessing();
}
TEST(FileSpecificDiagnosticConsumer,
NotesAreAttachedToErrorsEvenAcrossFilesWithUnaffiliatedConsumer) {
SourceManager sourceMgr;
// 01234
unsigned bufferA = sourceMgr.addMemBufferCopy("abcde", "A");
unsigned bufferB = sourceMgr.addMemBufferCopy("vwxyz", "B");
SourceLoc frontOfA = sourceMgr.getLocForOffset(bufferA, 0);
SourceLoc middleOfA = sourceMgr.getLocForOffset(bufferA, 2);
SourceLoc backOfA = sourceMgr.getLocForOffset(bufferA, 4);
SourceLoc frontOfB = sourceMgr.getLocForOffset(bufferB, 0);
SourceLoc middleOfB = sourceMgr.getLocForOffset(bufferB, 2);
SourceLoc backOfB = sourceMgr.getLocForOffset(bufferB, 4);
ExpectedDiagnostic expectedA[] = {
{"error", frontOfA},
{"note", middleOfB},
{"note", backOfA},
{"error", frontOfB},
{"note", middleOfA},
{"note", backOfB},
{"error", frontOfA},
{"note", middleOfB},
{"note", backOfA},
};
ExpectedDiagnostic expectedUnaffiliated[] = {
{"error", frontOfB},
{"note", middleOfA},
{"note", backOfB},
};
auto consumerA = std::make_unique<ExpectationDiagnosticConsumer>(
nullptr, expectedA);
auto consumerUnaffiliated = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), expectedUnaffiliated);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("", std::move(consumerUnaffiliated));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfB, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfA, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(middleOfB, "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(backOfA, "note", DiagnosticKind::Note));
topConsumer->finishProcessing();
}
TEST(FileSpecificDiagnosticConsumer,
NotesWithInvalidLocsAreStillAttachedToErrors) {
SourceManager sourceMgr;
// 01234
unsigned bufferA = sourceMgr.addMemBufferCopy("abcde", "A");
unsigned bufferB = sourceMgr.addMemBufferCopy("vwxyz", "B");
SourceLoc frontOfA = sourceMgr.getLocForBufferStart(bufferA);
SourceLoc frontOfB = sourceMgr.getLocForBufferStart(bufferB);
ExpectedDiagnostic expectedA[] = {
{"error", frontOfA},
{"note", SourceLoc()},
{"error", frontOfB},
{"note", SourceLoc()},
{"error", frontOfA},
{"note", SourceLoc()},
};
ExpectedDiagnostic expectedUnaffiliated[] = {
{"error", frontOfB},
{"note", SourceLoc()},
};
auto consumerA = std::make_unique<ExpectationDiagnosticConsumer>(
nullptr, expectedA);
auto consumerUnaffiliated = std::make_unique<ExpectationDiagnosticConsumer>(
consumerA.get(), expectedUnaffiliated);
SmallVector<FileSpecificDiagnosticConsumer::Subconsumer, 2> consumers;
consumers.emplace_back("A", std::move(consumerA));
consumers.emplace_back("", std::move(consumerUnaffiliated));
auto topConsumer =
FileSpecificDiagnosticConsumer::consolidateSubconsumers(consumers);
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(SourceLoc(), "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfB, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(SourceLoc(), "note", DiagnosticKind::Note));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(frontOfA, "error", DiagnosticKind::Error));
topConsumer->handleDiagnostic(
sourceMgr, testDiagnosticInfo(SourceLoc(), "note", DiagnosticKind::Note));
topConsumer->finishProcessing();
}