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qt-creator/tests/unit/unittest/clangquerygatherer-test.cpp
Ivan Donchevskii 7fe65851d9 Clang: Extend ClangTool and CommandLineBuilder 
We now support source file and not only header files and the file path is
now automatically added to the end. This removes quite some clutter.

Change-Id: I74eabd262e6c7e5f4d523e3a3cd194bd3efe1ef3
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>
2019-02-11 15:22:58 +00:00

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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "googletest.h"
#include "filesystem-utilities.h"
#include "sourcerangecontainer-matcher.h"
#include <filecontainerv2.h>
#include <filepathcaching.h>
#include <refactoringdatabaseinitializer.h>
#include <sqlitedatabase.h>
#include <clangquerygatherer.h>
#include <QDir>
namespace {
using testing::AllOf;
using testing::AtLeast;
using testing::AtMost;
using testing::Contains;
using testing::Each;
using testing::ElementsAre;
using testing::Eq;
using testing::Field;
using testing::Ge;
using testing::IsEmpty;
using testing::Le;
using testing::NiceMock;
using testing::Pair;
using testing::PrintToString;
using testing::SizeIs;
using testing::UnorderedElementsAre;
using testing::_;
using ClangBackEnd::V2::FileContainer;
using ClangBackEnd::SourceRangesForQueryMessage;
using ClangBackEnd::SourceRangesContainer;
using ClangBackEnd::SourceRangesContainer;
MATCHER_P2(Contains, line, column,
std::string(negation ? "isn't " : "is ")
+ "(" + PrintToString(line)
+ ", " + PrintToString(column)
+ ")"
)
{
return arg.line == uint(line)
&& arg.column == uint(column);
}
class ClangQueryGatherer : public ::testing::Test
{
protected:
void SetUp() override;
protected:
Sqlite::Database database{":memory:", Sqlite::JournalMode::Memory};
ClangBackEnd::RefactoringDatabaseInitializer<Sqlite::Database> databaseInitializer{database};
ClangBackEnd::FilePathCaching filePathCache{database};
Utils::SmallString sourceContent{"#include \"query_simplefunction.h\"\nvoid f() {}"};
FileContainer source{{TESTDATA_DIR, "query_simplefunction.cpp"},
sourceContent.clone(),
{"cc",
"-I",
TESTDATA_DIR}};
FileContainer source2{{TESTDATA_DIR, "query_simplefunction2.cpp"},
{},
{"cc",
"-I",
TESTDATA_DIR}};
FileContainer source3{{TESTDATA_DIR, "query_simplefunction3.cpp"},
{},
{"cc",
"-I",
TESTDATA_DIR}};
Utils::SmallString unsavedContent{"void f();"};
FileContainer unsaved{{TESTDATA_DIR, "query_simplefunction.h"},
unsavedContent.clone(),
{}};
Utils::SmallString query{"functionDecl()"};
ClangBackEnd::ClangQueryGatherer gatherer{&filePathCache, {source.clone()}, {unsaved.clone()}, query.clone()};
ClangBackEnd::ClangQueryGatherer manyGatherer{&filePathCache,
{source3.clone(), source2.clone(), source.clone()},
{unsaved.clone()},
query.clone()};
};
TEST_F(ClangQueryGatherer, CreateSourceRanges)
{
auto sourceRangesAndDiagnostics = gatherer.createSourceRangesForSource(&filePathCache, source.clone(), {unsaved}, query.clone());
ASSERT_THAT(sourceRangesAndDiagnostics,
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
Contains(IsSourceRangeWithText(2, 1, 2, 12, "void f() {}")))));
}
TEST_F(ClangQueryGatherer, CreateSourceRangessWithUnsavedContent)
{
auto sourceRangesAndDiagnostics = gatherer.createSourceRangesForSource(&filePathCache, source.clone(), {unsaved}, query.clone());
ASSERT_THAT(sourceRangesAndDiagnostics,
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
Contains(IsSourceRangeWithText(1, 1, 1, 9, "void f();")))));
}
TEST_F(ClangQueryGatherer, CanCreateSourceRangesIfItHasSources)
{
ASSERT_TRUE(gatherer.canCreateSourceRanges());
}
TEST_F(ClangQueryGatherer, CanNotCreateSourceRangesIfItHasNoSources)
{
ClangBackEnd::ClangQueryGatherer empthyGatherer{&filePathCache, {}, {unsaved.clone()}, query.clone()};
ASSERT_FALSE(empthyGatherer.canCreateSourceRanges());
}
TEST_F(ClangQueryGatherer, CreateSourceRangesForNextSource)
{
auto sourceRangesAndDiagnostics = gatherer.createNextSourceRanges();
ASSERT_THAT(sourceRangesAndDiagnostics,
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
Contains(IsSourceRangeWithText(1, 1, 1, 9, "void f();")))));
}
TEST_F(ClangQueryGatherer, CreateSourceRangesForNextSourcePopsSource)
{
manyGatherer.createNextSourceRanges();
ASSERT_THAT(manyGatherer.sources(), SizeIs(2));
}
TEST_F(ClangQueryGatherer, StartCreateSourceRangesForNextSource)
{
auto future = gatherer.startCreateNextSourceRangesMessage();
future.wait();
ASSERT_THAT(future.get(),
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
Contains(IsSourceRangeWithText(1, 1, 1, 9, "void f();")))));
}
TEST_F(ClangQueryGatherer, StartCreateSourceRangesForNextSourcePopsSource)
{
manyGatherer.startCreateNextSourceRangesMessage();
ASSERT_THAT(manyGatherer.sources(), SizeIs(2));
}
TEST_F(ClangQueryGatherer, AfterStartCreateSourceRangesMessagesFutureCountIsTwos)
{
manyGatherer.startCreateNextSourceRangesMessages();
ASSERT_THAT(manyGatherer.sourceFutures(), SizeIs(2));
}
TEST_F(ClangQueryGatherer, AfterRestartCreateSourceRangesMessagesFutureCountIsTwos)
{
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.startCreateNextSourceRangesMessages();
ASSERT_THAT(manyGatherer.sourceFutures(), SizeIs(2));
}
TEST_F(ClangQueryGatherer, AfterStartCreateSourceRangesMessagesGetCollected)
{
manyGatherer.startCreateNextSourceRangesMessages();
ASSERT_THAT(manyGatherer.allCurrentProcessedMessages(),
UnorderedElementsAre(
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
UnorderedElementsAre(IsSourceRangeWithText(1, 1, 1, 9, "void f();"),
IsSourceRangeWithText(2, 1, 2, 12, "void f() {}")))),
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
UnorderedElementsAre(
IsSourceRangeWithText(1, 1, 1, 13, "int header();"),
IsSourceRangeWithText(3, 1, 3, 15, "int function();"))))));
}
TEST_F(ClangQueryGatherer, GetFinishedMessages)
{
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
auto messages = manyGatherer.finishedMessages();
ASSERT_THAT(messages,
AllOf(SizeIs(2),
UnorderedElementsAre(
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
UnorderedElementsAre(
IsSourceRangeWithText(1, 1, 1, 9, "void f();"),
IsSourceRangeWithText(2, 1, 2, 12, "void f() {}")))),
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
UnorderedElementsAre(
IsSourceRangeWithText(1, 1, 1, 13, "int header();"),
IsSourceRangeWithText(3, 1, 3, 15, "int function();")))))));
}
TEST_F(ClangQueryGatherer, GetFinishedMessagesAfterSecondPass)
{
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
manyGatherer.finishedMessages();
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
auto messages = manyGatherer.finishedMessages();
ASSERT_THAT(messages,
AllOf(SizeIs(1),
ElementsAre(
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
UnorderedElementsAre(
IsSourceRangeWithText(3, 1, 3, 15, "int function();")))))));
}
TEST_F(ClangQueryGatherer, FilterDuplicates)
{
manyGatherer.setProcessingSlotCount(3);
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
auto messages = manyGatherer.finishedMessages();
ASSERT_THAT(messages,
AllOf(SizeIs(3),
UnorderedElementsAre(
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
UnorderedElementsAre(
IsSourceRangeWithText(1, 1, 1, 9, "void f();"),
IsSourceRangeWithText(2, 1, 2, 12, "void f() {}")))),
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
UnorderedElementsAre(
IsSourceRangeWithText(1, 1, 1, 13, "int header();"),
IsSourceRangeWithText(3, 1, 3, 15, "int function();")))),
Field(&SourceRangesForQueryMessage::sourceRanges,
Field(&SourceRangesContainer::sourceRangeWithTextContainers,
UnorderedElementsAre(
IsSourceRangeWithText(3, 1, 3, 15, "int function();")))))));
}
TEST_F(ClangQueryGatherer, AfterGetFinishedMessagesFuturesAreReduced)
{
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
manyGatherer.finishedMessages();
ASSERT_THAT(manyGatherer.sourceFutures(), SizeIs(0));
}
TEST_F(ClangQueryGatherer, SourceFutureIsOneInTheSecondRun)
{
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
manyGatherer.finishedMessages();
manyGatherer.startCreateNextSourceRangesMessages();
ASSERT_THAT(manyGatherer.sourceFutures(), SizeIs(1));
}
TEST_F(ClangQueryGatherer, GetOneMessageInTheSecondRun)
{
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
manyGatherer.finishedMessages();
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
auto messages = manyGatherer.finishedMessages();
ASSERT_THAT(messages, SizeIs(1));
}
TEST_F(ClangQueryGatherer, IsNotFinishedIfSourcesExists)
{
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
manyGatherer.finishedMessages();
bool isFinished = manyGatherer.isFinished();
ASSERT_FALSE(isFinished);
}
TEST_F(ClangQueryGatherer, IsNotFinishedIfSourceFuturesExists)
{
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
manyGatherer.finishedMessages();
manyGatherer.startCreateNextSourceRangesMessages();
bool isFinished = manyGatherer.isFinished();
ASSERT_FALSE(isFinished);
}
TEST_F(ClangQueryGatherer, IsFinishedIfNoSourceAndSourceFuturesExists)
{
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
manyGatherer.finishedMessages();
manyGatherer.startCreateNextSourceRangesMessages();
manyGatherer.waitForFinished();
manyGatherer.finishedMessages();
bool isFinished = manyGatherer.isFinished();
ASSERT_TRUE(isFinished);
}
void ClangQueryGatherer::SetUp()
{
manyGatherer.setProcessingSlotCount(2);
}
}
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