-
Orgad Shaneh authoredChange-Id: I2526daeaf54f7f8d4b808cf556cff9242adaa391 Reviewed-by:
Nikolai Kosjar <nikolai.kosjar@digia.com>Orgad Shaneh authoredChange-Id: I2526daeaf54f7f8d4b808cf556cff9242adaa391 Reviewed-by:Nikolai Kosjar <nikolai.kosjar@digia.com>
cppcompletion_test.cpp 83.02 KiB
/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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****************************************************************************/
#include "cpptoolsplugin.h"
#include "cppcompletionassist.h"
#include "cppmodelmanager.h"
#include <texteditor/plaintexteditor.h>
#include <texteditor/codeassist/iassistproposal.h>
#include <texteditor/convenience.h>
#include <utils/changeset.h>
#include <utils/fileutils.h>
#include <QtTest>
#include <QDebug>
#include <QTextDocument>
#include <QDir>
/*!
Tests for code completion.
*/
using namespace CPlusPlus;
using namespace CppTools;
using namespace CppTools::Internal;
using namespace TextEditor;
using namespace Core;
class CompletionTestCase
{
public:
CompletionTestCase(const QByteArray &sourceText, const QByteArray &textToInsert = QByteArray())
: position(-1), editorWidget(0), textDocument(0), editor(0),
cmm(CppModelManager::instance())
{
source = sourceText;
position = source.indexOf('@');
QVERIFY(position != -1);
source[position] = ' ';
// Write source to file
const QString fileName = QDir::tempPath() + QLatin1String("/file.h");
Utils::FileSaver srcSaver(fileName);
srcSaver.write(source); srcSaver.finalize();
// Open in editor
editor = EditorManager::openEditor(fileName);
QVERIFY(editor);
editorWidget = qobject_cast<TextEditor::BaseTextEditorWidget *>(editor->widget());
QVERIFY(editorWidget);
textDocument = editorWidget->document();
// Get Document
while (!cmm->snapshot().contains(fileName))
QCoreApplication::processEvents();
Document::Ptr document = cmm->snapshot().document(fileName);
snapshot.insert(document);
if (!textToInsert.isEmpty())
insertText(textToInsert);
}
~CompletionTestCase()
{
EditorManager::closeEditor(editor, /*askAboutModifiedEditors=*/ false);
cmm->GC();
QVERIFY(cmm->snapshot().isEmpty());
}
QStringList getCompletions(bool *replaceAccessOperator = 0) const
{
QStringList completions;
CppCompletionAssistInterface *ai
= new CppCompletionAssistInterface(editorWidget->document(), position,
editorWidget->baseTextDocument()->filePath(),
ExplicitlyInvoked, snapshot,
QStringList(), QStringList());
CppCompletionAssistProcessor processor;
IAssistProposal *proposal = processor.perform(ai);
if (!proposal)
return completions;
IAssistProposalModel *model = proposal->model();
if (!model)
return completions;
CppAssistProposalModel *listmodel = dynamic_cast<CppAssistProposalModel *>(model);
if (!listmodel)
return completions;
const int pos = proposal->basePosition();
const int length = position - pos;
const QString prefix = Convenience::textAt(QTextCursor(editorWidget->document()), pos, length);
if (!prefix.isEmpty())
listmodel->filter(prefix);
if (listmodel->isSortable(prefix))
listmodel->sort(prefix);
for (int i = 0; i < listmodel->size(); ++i)
completions << listmodel->text(i);
if (replaceAccessOperator)
*replaceAccessOperator = listmodel->m_replaceDotForArrow;
return completions;
}
void insertText(const QByteArray &text)
{
Utils::ChangeSet change;
change.insert(position, QLatin1String(text));
QTextCursor cursor(textDocument);
change.apply(&cursor); position += text.length();
}
private:
QByteArray source;
int position;
Snapshot snapshot;
BaseTextEditorWidget *editorWidget;
QTextDocument *textDocument;
IEditor *editor;
CppModelManager *cmm;
};
void CppToolsPlugin::test_completion_forward_declarations_present()
{
const QByteArray source =
"\n"
"class Foo\n"
"{\n"
" struct Bar;\n"
" int i;\n"
"};\n"
"\n"
"struct Foo::Bar \n"
"{\n"
" Bar() {}\n"
"};\n"
"\n"
"@\n";
CompletionTestCase test(source, "Foo::Bar::");
QStringList expected;
expected.append(QLatin1String("Bar"));
const QStringList completions = test.getCompletions();
QCOMPARE(completions, expected);
}
void CppToolsPlugin::test_completion_inside_parentheses_c_style_conversion()
{
const QByteArray source = "\n"
"class Base\n"
"{\n"
" int i_base;\n"
"};\n"
"\n"
"class Derived : public Base\n"
"{\n"
" int i_derived;\n"
"};\n"
"\n"
"void fun()\n"
"{\n"
" Base *b = new Derived;\n"
" if (1)\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "((Derived *)b)->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 4);
QVERIFY(completions.contains(QLatin1String("Derived")));
QVERIFY(completions.contains(QLatin1String("Base")));
QVERIFY(completions.contains(QLatin1String("i_derived")));
QVERIFY(completions.contains(QLatin1String("i_base")));
}
void CppToolsPlugin::test_completion_inside_parentheses_cast_operator_conversion(){
const QByteArray source = "\n"
"class Base\n"
"{\n"
" int i_base;\n"
"};\n"
"\n"
"class Derived : public Base\n"
"{\n"
" int i_derived;\n"
"};\n"
"\n"
"void fun()\n"
"{\n"
" Base *b = new Derived;\n"
" if (1)\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "(static_cast<Derived *>(b))->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 4);
QVERIFY(completions.contains(QLatin1String("Derived")));
QVERIFY(completions.contains(QLatin1String("Base")));
QVERIFY(completions.contains(QLatin1String("i_derived")));
QVERIFY(completions.contains(QLatin1String("i_base")));
}
void CppToolsPlugin::test_completion_basic_1()
{
const QByteArray source = "\n"
"class Foo\n"
"{\n"
" void foo();\n"
" int m;\n"
"};\n"
"\n"
"void func() {\n"
" Foo f;\n"
" @\n"
"}";
CompletionTestCase test(source);
QStringList basicCompletions = test.getCompletions();
QVERIFY(!basicCompletions.contains(QLatin1String("foo")));
QVERIFY(!basicCompletions.contains(QLatin1String("m")));
QVERIFY(basicCompletions.contains(QLatin1String("Foo")));
QVERIFY(basicCompletions.contains(QLatin1String("func")));
QVERIFY(basicCompletions.contains(QLatin1String("f")));
test.insertText("f.");
QStringList memberCompletions = test.getCompletions();
QVERIFY(memberCompletions.contains(QLatin1String("foo")));
QVERIFY(memberCompletions.contains(QLatin1String("m")));
QVERIFY(!memberCompletions.contains(QLatin1String("func")));
QVERIFY(!memberCompletions.contains(QLatin1String("f")));
}
void CppToolsPlugin::test_completion_template_1()
{
const QByteArray source = "\n"
"template <class T>\n"
"class Foo\n"
"{\n"
" typedef T Type;\n"
" T foo();\n"
" T m;\n"
"};\n" "\n"
"void func() {\n"
" Foo f;\n"
" @\n"
"}";
CompletionTestCase test(source, "Foo::");
const QStringList completions = test.getCompletions();
QVERIFY(completions.contains(QLatin1String("Type")));
QVERIFY(completions.contains(QLatin1String("foo")));
QVERIFY(completions.contains(QLatin1String("m")));
QVERIFY(!completions.contains(QLatin1String("T")));
QVERIFY(!completions.contains(QLatin1String("f")));
QVERIFY(!completions.contains(QLatin1String("func")));
}
void CppToolsPlugin::test_completion_template_2()
{
const QByteArray source = "\n"
"template <class T>\n"
"struct List\n"
"{\n"
" T &at(int);\n"
"};\n"
"\n"
"struct Tupple { int a; int b; };\n"
"\n"
"void func() {\n"
" List<Tupple> l;\n"
" @\n"
"}";
CompletionTestCase test(source, "l.at(0).");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 3);
QVERIFY(completions.contains(QLatin1String("Tupple")));
QVERIFY(completions.contains(QLatin1String("a")));
QVERIFY(completions.contains(QLatin1String("b")));
}
void CppToolsPlugin::test_completion_template_3()
{
const QByteArray source = "\n"
"template <class T>\n"
"struct List\n"
"{\n"
" T t;\n"
"};\n"
"\n"
"struct Tupple { int a; int b; };\n"
"\n"
"void func() {\n"
" List<Tupple> l;\n"
" @\n"
"}";
CompletionTestCase test(source, "l.t.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 3);
QVERIFY(completions.contains(QLatin1String("Tupple")));
QVERIFY(completions.contains(QLatin1String("a")));
QVERIFY(completions.contains(QLatin1String("b")));
}
void CppToolsPlugin::test_completion_template_4()
{
const QByteArray source = "\n"
"template <class T>\n"
"struct List\n"
"{\n" " typedef T U;\n"
" U u;\n"
"};\n"
"\n"
"struct Tupple { int a; int b; };\n"
"\n"
"void func() {\n"
" List<Tupple> l;\n"
" @\n"
"}";
CompletionTestCase test(source, "l.u.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 3);
QVERIFY(completions.contains(QLatin1String("Tupple")));
QVERIFY(completions.contains(QLatin1String("a")));
QVERIFY(completions.contains(QLatin1String("b")));
}
void CppToolsPlugin::test_completion_template_5()
{
const QByteArray source = "\n"
"template <class T>\n"
"struct List\n"
"{\n"
" T u;\n"
"};\n"
"\n"
"struct Tupple { int a; int b; };\n"
"\n"
"void func() {\n"
" typedef List<Tupple> LT;\n"
" LT l;"
" @\n"
"}";
CompletionTestCase test(source, "l.u.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 3);
QVERIFY(completions.contains(QLatin1String("Tupple")));
QVERIFY(completions.contains(QLatin1String("a")));
QVERIFY(completions.contains(QLatin1String("b")));
}
void CppToolsPlugin::test_completion_template_6()
{
const QByteArray source = "\n"
"class Item\n"
"{\n"
" int i;\n"
"};\n"
"\n"
"template <typename T>\n"
"class Container\n"
"{\n"
" T get();\n"
"};\n"
"\n"
"template <typename T> class Container;\n"
"\n"
"class ItemContainer: public Container<Item>\n"
"{};\n"
"ItemContainer container;\n"
"@\n"
;
CompletionTestCase test(source, "container.get().");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Item"))); QVERIFY(completions.contains(QLatin1String("i")));
}
void CppToolsPlugin::test_completion_template_7()
{
const QByteArray source = "\n"
"struct Test\n"
"{\n"
" int i;\n"
"};\n"
"\n"
"template<typename T>\n"
"struct TemplateClass\n"
"{\n"
" T* ptr;\n"
"\n"
" typedef T element_type;\n"
" TemplateClass(T* t) : ptr(t) {}\n"
" element_type* operator->()\n"
" {\n"
" return ptr;\n"
" }\n"
"};\n"
"\n"
"TemplateClass<Test> p(new Test);\n"
"@\n"
;
CompletionTestCase test(source, "p->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Test")));
QVERIFY(completions.contains(QLatin1String("i")));
}
void CppToolsPlugin::test_completion_type_of_pointer_is_typedef()
{
const QByteArray source = "\n"
"typedef struct Foo\n"
"{\n"
" int foo;\n"
"} Foo;\n"
"Foo *bar;\n"
"@\n"
;
CompletionTestCase test(source, "bar->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("foo")));
}
void CppToolsPlugin::test_completion_instantiate_full_specialization()
{
const QByteArray source = "\n"
"template<typename T>\n"
"struct Template\n"
"{\n"
" int templateT_i;\n"
"};\n"
"\n"
"template<>\n"
"struct Template<char>\n"
"{\n"
" int templateChar_i;\n"
"};\n"
"\n"
"Template<char> templateChar;\n"
"@\n" ;
CompletionTestCase test(source, "templateChar.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Template")));
QVERIFY(completions.contains(QLatin1String("templateChar_i")));
}
void CppToolsPlugin::test_completion()
{
QFETCH(QByteArray, code);
QFETCH(QStringList, expectedCompletions);
CompletionTestCase test(code, "c.");
QStringList actualCompletions = test.getCompletions();
actualCompletions.sort();
expectedCompletions.sort();
QCOMPARE(actualCompletions, expectedCompletions);
}
void CppToolsPlugin::test_completion_template_as_base()
{
test_completion();
}
void CppToolsPlugin::test_completion_template_as_base_data()
{
QTest::addColumn<QByteArray>("code");
QTest::addColumn<QStringList>("expectedCompletions");
QByteArray code;
QStringList completions;
code = "\n"
"class Data { int dataMember; };\n"
"template <class T> class Other : public T { int otherMember; };\n"
"\n"
"void func() {\n"
" Other<Data> c;\n"
" @\n"
"}";
completions.append(QLatin1String("Data"));
completions.append(QLatin1String("dataMember"));
completions.append(QLatin1String("Other"));
completions.append(QLatin1String("otherMember"));
QTest::newRow("case: base as template directly") << code << completions;
completions.clear();
code = "\n"
"class Data { int dataMember; };\n"
"template <class T> class Other : public T { int otherMember; };\n"
"template <class T> class More : public Other<T> { int moreMember; };\n"
"\n"
"void func() {\n"
" More<Data> c;\n"
" @\n"
"}";
completions.append(QLatin1String("Data"));
completions.append(QLatin1String("dataMember"));
completions.append(QLatin1String("Other"));
completions.append(QLatin1String("otherMember"));
completions.append(QLatin1String("More"));
completions.append(QLatin1String("moreMember"));
QTest::newRow("case: base as class template") << code << completions;
completions.clear();
code = "\n" "class Data { int dataMember; };\n"
"template <class T> class Other : public T { int otherMember; };\n"
"template <class T> class More : public ::Other<T> { int moreMember; };\n"
"\n"
"void func() {\n"
" More<Data> c;\n"
" @\n"
"}";
completions.append(QLatin1String("Data"));
completions.append(QLatin1String("dataMember"));
completions.append(QLatin1String("Other"));
completions.append(QLatin1String("otherMember"));
completions.append(QLatin1String("More"));
completions.append(QLatin1String("moreMember"));
QTest::newRow("case: base as globally qualified class template") << code << completions;
completions.clear();
code = "\n"
"class Data { int dataMember; };\n"
"namespace NS {\n"
"template <class T> class Other : public T { int otherMember; };\n"
"}\n"
"template <class T> class More : public NS::Other<T> { int moreMember; };\n"
"\n"
"void func() {\n"
" More<Data> c;\n"
" @\n"
"}";
completions.append(QLatin1String("Data"));
completions.append(QLatin1String("dataMember"));
completions.append(QLatin1String("Other"));
completions.append(QLatin1String("otherMember"));
completions.append(QLatin1String("More"));
completions.append(QLatin1String("moreMember"));
QTest::newRow("case: base as namespace qualified class template") << code << completions;
completions.clear();
code = "\n"
"class Data { int dataMember; };\n"
"namespace NS {\n"
"template <class T> class Delegate { typedef Data<T> Type; };\n"
"}\n"
"template <class T> class Final : public NS::Delegate<T>::Type { int finalMember; };\n"
"\n"
"void func() {\n"
" Final<Data> c;\n"
" @\n"
"}";
completions.append(QLatin1String("Data"));
completions.append(QLatin1String("dataMember"));
completions.append(QLatin1String("Final"));
completions.append(QLatin1String("finalMember"));
QTest::newRow("case: base as nested template name") << code << completions;
completions.clear();
code = "\n"
"class Data { int dataMember; };\n"
"namespace NS {\n"
"template <class T> class Delegate { typedef Data<T> Type; };\n"
"}\n"
"class Final : public NS::Delegate<Data>::Type { int finalMember; };\n"
"\n"
"void func() {\n"
" Final c;\n"
" @\n"
"}";
completions.append(QLatin1String("Data"));
completions.append(QLatin1String("dataMember"));
completions.append(QLatin1String("Final"));
completions.append(QLatin1String("finalMember")); QTest::newRow("case: base as nested template name in non-template") << code << completions;
completions.clear();
code = "\n"
"class Data { int dataMember; };\n"
"namespace NS {\n"
"template <class T> class Other : public T { int otherMember; };\n"
"}\n"
"class Final : public NS::Other<Data> { int finalMember; };\n"
"\n"
"void func() {\n"
" Final c;\n"
" @\n"
"}";
completions.append(QLatin1String("Data"));
completions.append(QLatin1String("dataMember"));
completions.append(QLatin1String("Final"));
completions.append(QLatin1String("finalMember"));
completions.append(QLatin1String("Other"));
completions.append(QLatin1String("otherMember"));
QTest::newRow("case: base as template name in non-template") << code << completions;
}
void CppToolsPlugin::test_completion_use_global_identifier_as_base_class()
{
test_completion();
}
void CppToolsPlugin::test_completion_use_global_identifier_as_base_class_data()
{
QTest::addColumn<QByteArray>("code");
QTest::addColumn<QStringList>("expectedCompletions");
QByteArray code;
QStringList completions;
code = "\n"
"struct Global\n"
"{\n"
" int int_global;\n"
"};\n"
"\n"
"struct Final : ::Global\n"
"{\n"
" int int_final;\n"
"};\n"
"\n"
"Final c;\n"
"@\n";
completions.append(QLatin1String("int_global"));
completions.append(QLatin1String("int_final"));
completions.append(QLatin1String("Final"));
completions.append(QLatin1String("Global"));
QTest::newRow("case: derived as global and base as global") << code << completions;
completions.clear();
code = "\n"
"struct Global\n"
"{\n"
" int int_global;\n"
"};\n"
"\n"
"namespace NS\n"
"{\n"
"struct Final : ::Global\n"
"{\n"
" int int_final;\n"
"};\n" "}\n"
"\n"
"NS::Final c;\n"
"@\n";
completions.append(QLatin1String("int_global"));
completions.append(QLatin1String("int_final"));
completions.append(QLatin1String("Final"));
completions.append(QLatin1String("Global"));
QTest::newRow("case: derived is inside namespace, base as global")
<< code << completions;
completions.clear();
// This test does not work due to the bug QTCREATORBUG-7912
// code = "\n"
// "struct Global\n"
// "{\n"
// " int int_global;\n"
// "};\n"
// "\n"
// "template <typename T>\n"
// "struct Enclosing\n"
// "{\n"
// "struct Final : ::Global\n"
// "{\n"
// " int int_final;\n"
// "};\n"
// "}\n"
// "\n"
// "Enclosing<int>::Final c;\n"
// "@\n"
// completions.append(QLatin1String("int_global"));
// completions.append(QLatin1String("int_final"));
// completions.append(QLatin1String("Final"));
// completions.append(QLatin1String("Global"));
// QTest::newRow("case: derived is enclosed by template, base as global")
// << code << completions;
// completions.clear();
}
void CppToolsPlugin::test_completion_base_class_has_name_the_same_as_derived()
{
test_completion();
}
void CppToolsPlugin::test_completion_base_class_has_name_the_same_as_derived_data()
{
QTest::addColumn<QByteArray>("code");
QTest::addColumn<QStringList>("expectedCompletions");
QByteArray code;
QStringList completions;
code = "\n"
"struct A : A\n"
"{\n"
" int int_a;\n"
"};\n"
"\n"
"A c;\n"
"@\n";
completions.append(QLatin1String("int_a"));
completions.append(QLatin1String("A"));
QTest::newRow("case: base class is derived class") << code << completions;
completions.clear();
code = "\n"
"namespace NS\n"
"{\n"
"struct A : A\n"
"{\n"
" int int_a;\n"
"};\n"
"}\n"
"\n"
"NS::A c;\n"
"@\n";
completions.append(QLatin1String("int_a"));
completions.append(QLatin1String("A"));
QTest::newRow("case: base class is derived class. class is in namespace")
<< code << completions;
completions.clear();
code = "\n"
"namespace NS\n"
"{\n"
"struct A : NS::A\n"
"{\n"
" int int_a;\n"
"};\n"
"}\n"
"\n"
"NS::A c;\n"
"@\n";
completions.append(QLatin1String("int_a"));
completions.append(QLatin1String("A"));
QTest::newRow("case: base class is derived class. class is in namespace. "
"use scope operator for base class") << code << completions;
completions.clear();
code = "\n"
"namespace NS1\n"
"{\n"
"struct A\n"
"{\n"
" int int_ns1_a;\n"
"};\n"
"}\n"
"namespace NS2\n"
"{\n"
"struct A : NS1::A\n"
"{\n"
" int int_ns2_a;\n"
"};\n"
"}\n"
"\n"
"NS2::A c;\n"
"@\n";
completions.append(QLatin1String("int_ns1_a"));
completions.append(QLatin1String("int_ns2_a"));
completions.append(QLatin1String("A"));
QTest::newRow("case: base class has the same name as derived but in different namespace")
<< code << completions;
completions.clear();
code = "\n"
"struct Enclosing\n"
"{\n"
"struct A\n" "{\n"
" int int_enclosing_a;\n"
"};\n"
"};\n"
"namespace NS2\n"
"{\n"
"struct A : Enclosing::A\n"
"{\n"
" int int_ns2_a;\n"
"};\n"
"}\n"
"\n"
"NS2::A c;\n"
"@\n";
completions.append(QLatin1String("int_enclosing_a"));
completions.append(QLatin1String("int_ns2_a"));
completions.append(QLatin1String("A"));
QTest::newRow("case: base class has the same name as derived(in namespace) "
"but is nested by different class") << code << completions;
completions.clear();
code = "\n"
"struct EnclosingBase\n"
"{\n"
"struct A\n"
"{\n"
" int int_enclosing_base_a;\n"
"};\n"
"};\n"
"struct EnclosingDerived\n"
"{\n"
"struct A : EnclosingBase::A\n"
"{\n"
" int int_enclosing_derived_a;\n"
"};\n"
"};\n"
"\n"
"EnclosingDerived::A c;\n"
"@\n";
completions.append(QLatin1String("int_enclosing_base_a"));
completions.append(QLatin1String("int_enclosing_derived_a"));
completions.append(QLatin1String("A"));
QTest::newRow("case: base class has the same name as derived(nested) "
"but is nested by different class") << code << completions;
completions.clear();
code = "\n"
"template <typename T>\n"
"struct A : A\n"
"{\n"
" int int_a;\n"
"};\n"
"\n"
"A<int> c;\n"
"@\n";
completions.append(QLatin1String("int_a"));
completions.append(QLatin1String("A"));
QTest::newRow("case: base class is derived class. class is a template")
<< code << completions;
completions.clear();
}
void CppToolsPlugin::test_completion_cyclic_inheritance()
{ test_completion();
}
void CppToolsPlugin::test_completion_cyclic_inheritance_data()
{
QTest::addColumn<QByteArray>("code");
QTest::addColumn<QStringList>("expectedCompletions");
QByteArray code;
QStringList completions;
code = "\n"
"struct B;\n"
"struct A : B { int _a; };\n"
"struct B : A { int _b; };\n"
"\n"
"A c;\n"
"@\n"
;
completions.append(QLatin1String("A"));
completions.append(QLatin1String("_a"));
completions.append(QLatin1String("B"));
completions.append(QLatin1String("_b"));
QTest::newRow("case: direct cyclic inheritance") << code << completions;
completions.clear();
code = "\n"
"struct C;\n"
"struct A : C { int _a; };\n"
"struct B : A { int _b; };\n"
"struct C : B { int _c; };\n"
"\n"
"A c;\n"
"@\n"
;
completions.append(QLatin1String("A"));
completions.append(QLatin1String("_a"));
completions.append(QLatin1String("B"));
completions.append(QLatin1String("_b"));
completions.append(QLatin1String("C"));
completions.append(QLatin1String("_c"));
QTest::newRow("case: indirect cyclic inheritance") << code << completions;
completions.clear();
code = "\n"
"struct B;\n"
"struct A : B { int _a; };\n"
"struct C { int _c; };\n"
"struct B : C, A { int _b; };\n"
"\n"
"A c;\n"
"@\n"
;
completions.append(QLatin1String("A"));
completions.append(QLatin1String("_a"));
completions.append(QLatin1String("B"));
completions.append(QLatin1String("_b"));
completions.append(QLatin1String("C"));
completions.append(QLatin1String("_c"));
QTest::newRow("case: indirect cyclic inheritance") << code << completions;
completions.clear();
code = "\n"
"template< typename T > struct C;\n"
"template< typename T, typename S > struct D : C< S >\n"
"{\n"
" T _d_t;\n"
" S _d_s;\n"
"};\n"
"template< typename T > struct C : D< T, int >\n" "{\n"
" T _c_t;\n"
"};\n"
"\n"
"D<int, float> c;\n"
"@\n"
;
completions.append(QLatin1String("D"));
completions.append(QLatin1String("_d_t"));
completions.append(QLatin1String("_d_s"));
completions.append(QLatin1String("C"));
completions.append(QLatin1String("_c_t"));
QTest::newRow("case: direct cyclic inheritance with templates")
<< code << completions;
completions.clear();
code = "\n"
"template< typename T > struct C;\n"
"template< typename T, typename S > struct D : C< S >\n"
"{\n"
" T _d_t;\n"
" S _d_s;\n"
"};\n"
"template< typename T > struct B : D< T, int >\n"
"{\n"
" T _b_t;\n"
"};\n"
"template< typename T > struct C : B<T>\n"
"{\n"
" T _c_t;\n"
"};\n"
"\n"
"D<int, float> c;\n"
"@\n"
;
completions.append(QLatin1String("D"));
completions.append(QLatin1String("_d_t"));
completions.append(QLatin1String("_d_s"));
completions.append(QLatin1String("C"));
completions.append(QLatin1String("_c_t"));
completions.append(QLatin1String("B"));
completions.append(QLatin1String("_b_t"));
QTest::newRow("case: indirect cyclic inheritance with templates")
<< code << completions;
completions.clear();
code = "\n"
"namespace NS\n"
"{\n"
"template <typename T> struct SuperClass\n"
"{\n"
" typedef T Type;\n"
" Type super_class_type;\n"
"};\n"
"}\n"
"\n"
"template <typename T>\n"
"struct Class;\n"
"\n"
"template <typename T, typename S>\n"
"struct ClassRecurse : Class<S>\n"
"{\n"
" T class_recurse_t;\n"
" S class_recurse_s;\n"
"};\n"
"\n"
"template <typename T>\n"
"struct Class : ClassRecurse< T, typename ::NS::SuperClass<T>::Type >\n"
"{\n"
" T class_t;\n" "};\n"
"\n"
"Class<int> c;\n"
"@\n"
;
completions.append(QLatin1String("Class"));
completions.append(QLatin1String("ClassRecurse"));
completions.append(QLatin1String("class_t"));
completions.append(QLatin1String("class_recurse_s"));
completions.append(QLatin1String("class_recurse_t"));
QTest::newRow("case: direct cyclic inheritance with templates, more complex situation")
<< code << completions;
}
void CppToolsPlugin::test_completion_template_function()
{
QFETCH(QByteArray, code);
QFETCH(QStringList, expectedCompletions);
CompletionTestCase test(code);
QStringList actualCompletions = test.getCompletions();
actualCompletions.sort();
expectedCompletions.sort();
QString errorPattern(QLatin1String("Completion not found: %1"));
foreach (const QString &completion, expectedCompletions) {
QByteArray errorMessage = errorPattern.arg(completion).toUtf8();
QVERIFY2(actualCompletions.contains(completion), errorMessage.data());
}
}
void CppToolsPlugin::test_completion_template_function_data()
{
QTest::addColumn<QByteArray>("code");
QTest::addColumn<QStringList>("expectedCompletions");
QByteArray code;
QStringList completions;
code = "\n"
"template <class tclass, typename tname, int tint>\n"
"tname Hello(const tclass &e)\n"
"{\n"
" tname e2 = e;\n"
" @\n"
"}";
completions.append(QLatin1String("tclass"));
completions.append(QLatin1String("tname"));
completions.append(QLatin1String("tint"));
QTest::newRow("case: template parameters in template function body")
<< code << completions;
completions.clear();
code = "\n"
"template <class tclass, typename tname, int tint>\n"
"tname Hello(const tclass &e, @)\n"
"{\n"
" tname e2 = e;\n"
"}";
completions.append(QLatin1String("tclass"));
completions.append(QLatin1String("tname"));
completions.append(QLatin1String("tint"));
QTest::newRow("case: template parameters in template function parameters list")
<< code << completions;
}
void CppToolsPlugin::test_completion_enclosing_template_class()
{
test_completion();
}
void CppToolsPlugin::test_completion_enclosing_template_class_data()
{
QTest::addColumn<QByteArray>("code");
QTest::addColumn<QStringList>("expectedCompletions");
QByteArray code;
QStringList completions;
code = "\n"
"template<typename T>\n"
"struct Enclosing\n"
"{\n"
" struct Nested { int int_nested; }; \n"
" int int_enclosing;\n"
"};\n"
"\n"
"Enclosing<int>::Nested c;"
"@\n";
completions.append(QLatin1String("Nested"));
completions.append(QLatin1String("int_nested"));
QTest::newRow("case: nested class with enclosing template class")
<< code << completions;
completions.clear();
code = "\n"
"template<typename T>\n"
"struct Enclosing\n"
"{\n"
" template<typename T> struct Nested { int int_nested; }; \n"
" int int_enclosing;\n"
"};\n"
"\n"
"Enclosing<int>::Nested<int> c;"
"@\n";
completions.append(QLatin1String("Nested"));
completions.append(QLatin1String("int_nested"));
QTest::newRow("case: nested template class with enclosing template class")
<< code << completions;
}
void CppToolsPlugin::test_completion_instantiate_nested_class_when_enclosing_is_template()
{
const QByteArray source = "\n"
"struct Foo \n"
"{\n"
" int foo_i;\n"
"};\n"
"\n"
"template <typename T>\n"
"struct Enclosing\n"
"{\n"
" struct Nested\n"
" {\n"
" T nested_t;\n"
" } nested;\n"
"\n"
" T enclosing_t;\n"
"};\n"
"\n"
"Enclosing<Foo> enclosing;\n"
"@\n"
;
CompletionTestCase test(source, "enclosing.nested.nested_t.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("foo_i")));
}
void CppToolsPlugin::test_completion_instantiate_nested_of_nested_class_when_enclosing_is_template()
{
const QByteArray source = "\n"
"struct Foo \n"
"{\n"
" int foo_i;\n"
"};\n"
"\n"
"template <typename T>\n"
"struct Enclosing\n"
"{\n"
" struct Nested\n"
" {\n"
" T nested_t;\n"
" struct NestedNested\n"
" {\n"
" T nestedNested_t;\n"
" } nestedNested;\n"
" } nested;\n"
"\n"
" T enclosing_t;\n"
"};\n"
"\n"
"Enclosing<Foo> enclosing;\n"
"@\n"
;
CompletionTestCase test(source, "enclosing.nested.nestedNested.nestedNested_t.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("foo_i")));
}
void CppToolsPlugin::test_completion_instantiate_template_with_default_argument_type()
{
const QByteArray source = "\n"
"struct Foo\n"
"{\n"
" int bar;\n"
"};\n"
"\n"
"template <typename T = Foo>\n"
"struct Template\n"
"{\n"
" T t;\n"
"};\n"
"\n"
"Template<> templateWithDefaultTypeOfArgument;\n"
"@\n"
;
CompletionTestCase test(source, "templateWithDefaultTypeOfArgument.t.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_instantiate_template_with_default_argument_type_as_template()
{
const QByteArray source = "\n"
"struct Foo\n"
"{\n" " int bar;\n"
"};\n"
"\n"
"template <typename T>\n"
"struct TemplateArg\n"
"{\n"
" T t;\n"
"};\n"
"template <typename T, typename S = TemplateArg<T> >\n"
"struct Template\n"
"{\n"
" S s;\n"
"};\n"
"\n"
"Template<Foo> templateWithDefaultTypeOfArgument;\n"
"@\n"
;
CompletionTestCase test(source, "templateWithDefaultTypeOfArgument.s.t.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_member_access_operator_1()
{
const QByteArray source = "\n"
"struct S { void t(); };\n"
"void f() { S *s;\n"
"@\n"
"}\n"
;
CompletionTestCase test(source, "s.");
bool replaceAccessOperator = false;
const QStringList completions = test.getCompletions(&replaceAccessOperator);
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("t")));
QVERIFY(replaceAccessOperator);
}
void CppToolsPlugin::test_completion_typedef_of_type_and_decl_of_type_no_replace_access_operator()
{
const QByteArray source = "\n"
"struct S { int m; };\n"
"typedef S SType;\n"
"SType p;\n"
"@\n"
"}\n"
;
CompletionTestCase test(source, "p.");
bool replaceAccessOperator = false;
const QStringList completions = test.getCompletions(&replaceAccessOperator);
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("m")));
QVERIFY(!replaceAccessOperator);
}
void CppToolsPlugin::test_completion_typedef_of_pointer_and_decl_of_pointer_no_replace_access_operator()
{
const QByteArray source = "\n"
"struct S { int m; };\n"
"typedef S *SType;\n"
"SType *p;\n"
"@\n"
"}\n" ;
CompletionTestCase test(source, "p.");
bool replaceAccessOperator = false;
const QStringList completions = test.getCompletions(&replaceAccessOperator);
QCOMPARE(completions.size(), 0);
QVERIFY(!replaceAccessOperator);
}
void CppToolsPlugin::test_completion_typedef_of_type_and_decl_of_pointer_replace_access_operator()
{
const QByteArray source = "\n"
"struct S { int m; };\n"
"typedef S SType;\n"
"SType *p;\n"
"@\n"
"}\n"
;
CompletionTestCase test(source, "p.");
bool replaceAccessOperator = false;
const QStringList completions = test.getCompletions(&replaceAccessOperator);
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("m")));
QVERIFY(replaceAccessOperator);
}
void CppToolsPlugin::test_completion_typedef_of_pointer_and_decl_of_type_replace_access_operator()
{
const QByteArray source = "\n"
"struct S { int m; };\n"
"typedef S* SPtr;\n"
"SPtr p;\n"
"@\n"
"}\n"
;
CompletionTestCase test(source, "p.");
bool replaceAccessOperator = false;
const QStringList completions = test.getCompletions(&replaceAccessOperator);
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("m")));
QVERIFY(replaceAccessOperator);
}
void CppToolsPlugin::test_completion_predecl_typedef_of_type_and_decl_of_pointer_replace_access_operator()
{
const QByteArray source = "\n"
"typedef struct S SType;\n"
"struct S { int m; };\n"
"SType *p;\n"
"@\n"
"}\n"
;
CompletionTestCase test(source, "p.");
bool replaceAccessOperator = false;
const QStringList completions = test.getCompletions(&replaceAccessOperator);
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("m")));
QVERIFY(replaceAccessOperator);
}
void CppToolsPlugin::test_completion_predecl_typedef_of_type_and_decl_type_no_replace_access_operator()
{
const QByteArray source = "\n"
"typedef struct S SType;\n" "struct S { int m; };\n"
"SType p;\n"
"@\n"
"}\n"
;
CompletionTestCase test(source, "p.");
bool replaceAccessOperator = false;
const QStringList completions = test.getCompletions(&replaceAccessOperator);
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("m")));
QVERIFY(!replaceAccessOperator);
}
void CppToolsPlugin::test_completion_predecl_typedef_of_pointer_and_decl_of_pointer_no_replace_access_operator()
{
const QByteArray source = "\n"
"typedef struct S *SType;\n"
"struct S { int m; };\n"
"SType *p;\n"
"@\n"
"}\n"
;
CompletionTestCase test(source, "p.");
bool replaceAccessOperator = false;
const QStringList completions = test.getCompletions(&replaceAccessOperator);
QCOMPARE(completions.size(), 0);
QVERIFY(!replaceAccessOperator);
}
void CppToolsPlugin::test_completion_predecl_typedef_of_pointer_and_decl_of_type_replace_access_operator()
{
const QByteArray source = "\n"
"typedef struct S *SType;\n"
"struct S { int m; };\n"
"SType p;\n"
"@\n"
"}\n"
;
CompletionTestCase test(source, "p.");
bool replaceAccessOperator = false;
const QStringList completions = test.getCompletions(&replaceAccessOperator);
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("m")));
QVERIFY(replaceAccessOperator);
}
void CppToolsPlugin::test_completion_typedef_of_pointer()
{
const QByteArray source = "\n"
"struct Foo { int bar; };\n"
"typedef Foo *FooPtr;\n"
"void main()\n"
"{\n"
" FooPtr ptr;\n"
" @\n"
"}";
CompletionTestCase test(source, "ptr->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_typedef_of_pointer_inside_function(){
const QByteArray source = "\n"
"struct Foo { int bar; };\n"
"void f()\n"
"{\n"
" typedef Foo *FooPtr;\n"
" FooPtr ptr;\n"
" @\n"
"}";
CompletionTestCase test(source, "ptr->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_typedef_is_inside_function_before_declaration_block()
{
const QByteArray source = "\n"
"struct Foo { int bar; };\n"
"void f()\n"
"{\n"
" typedef Foo *FooPtr;\n"
" if (true) {\n"
" FooPtr ptr;\n"
" @\n"
" }"
"}"
;
CompletionTestCase test(source, "ptr->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_resolve_complex_typedef_with_template()
{
const QByteArray source = "\n"
"template <typename T>\n"
"struct Template2\n"
"{\n"
" typedef typename T::template Template1<T>::TT TemplateTypedef;\n"
" TemplateTypedef templateTypedef;\n"
"};\n"
"struct Foo\n"
"{\n"
" int bar;\n"
" template <typename T>\n"
" struct Template1\n"
" {\n"
" typedef T TT;\n"
" };\n"
"};\n"
"void fun()\n"
"{\n"
" Template2<Foo> template2;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "template2.templateTypedef.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 3);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
QVERIFY(completions.contains(QLatin1String("Template1")));
}
void CppToolsPlugin::test_completion_template_specialization_with_pointer()
{
const QByteArray source = "\n"
"template <typename T>\n"
"struct Template\n"
"{\n"
" T variable;\n"
"};\n"
"template <typename T>\n"
"struct Template<T *>\n"
"{\n"
" T *pointer;\n"
"};\n"
"Template<int*> templ;\n"
"@\n"
;
CompletionTestCase test(source, "templ.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Template")));
QVERIFY(completions.contains(QLatin1String("pointer")));
}
void CppToolsPlugin::test_completion_typedef_using_templates1()
{
const QByteArray source = "\n"
"namespace NS1\n"
"{\n"
"template<typename T>\n"
"struct NS1Struct\n"
"{\n"
" typedef T *pointer;\n"
" pointer bar;\n"
"};\n"
"}\n"
"namespace NS2\n"
"{\n"
"using NS1::NS1Struct;\n"
"\n"
"template <typename T>\n"
"struct NS2Struct\n"
"{\n"
" typedef NS1Struct<T> NS1StructTypedef;\n"
" typedef typename NS1StructTypedef::pointer pointer;\n"
" pointer p;\n"
"};\n"
"}\n"
"struct Foo\n"
"{\n"
" int bar;\n"
"};\n"
"void fun()\n"
"{\n"
" NS2::NS2Struct<Foo> s;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "s.p->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_typedef_using_templates2()
{
const QByteArray source = "\n" "namespace NS1\n"
"{\n"
"template<typename T>\n"
"struct NS1Struct\n"
"{\n"
" typedef T *pointer;\n"
" pointer bar;\n"
"};\n"
"}\n"
"namespace NS2\n"
"{\n"
"using NS1::NS1Struct;\n"
"\n"
"template <typename T>\n"
"struct NS2Struct\n"
"{\n"
" typedef NS1Struct<T> NS1StructTypedef;\n"
" typedef typename NS1StructTypedef::pointer pointer;\n"
" pointer p;\n"
"};\n"
"}\n"
"struct Foo\n"
"{\n"
" int bar;\n"
"};\n"
"void fun()\n"
"{\n"
" NS2::NS2Struct<Foo>::pointer p;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "p->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_namespace_alias_with_many_namespace_declarations()
{
const QByteArray source =
"namespace NS1\n"
"{\n"
"namespace NS2\n"
"{\n"
"struct Foo1\n"
"{\n"
" int bar1;\n"
"};\n"
"}\n"
"}\n"
"namespace NS1\n"
"{\n"
"namespace NS2\n"
"{\n"
"struct Foo2\n"
"{\n"
" int bar2;\n"
"};\n"
"}\n"
"}\n"
"namespace NS = NS1::NS2;\n"
"int main()\n"
"{\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "NS::");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo1")));
QVERIFY(completions.contains(QLatin1String("Foo2")));
}
void CppToolsPlugin::test_completion_QTCREATORBUG9098()
{
const QByteArray source =
"template <typename T>\n"
"class B\n"
"{\n"
"public:\n"
" C<T> c;\n"
"};\n"
"template <typename T>\n"
"class A\n"
"{\n"
"public:\n"
" B<T> b;\n"
" void fun()\n"
" {\n"
" @\n"
" }\n"
"};\n"
;
CompletionTestCase test(source, "b.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("c")));
QVERIFY(completions.contains(QLatin1String("B")));
}
void CppToolsPlugin::test_completion_type_and_using_declaration()
{
test_completion();
}
void CppToolsPlugin::test_completion_type_and_using_declaration_data()
{
QTest::addColumn<QByteArray>("code");
QTest::addColumn<QStringList>("expectedCompletions");
QByteArray code;
QStringList completions;
code = "\n"
"namespace NS\n"
"{\n"
"struct C { int m; };\n"
"}\n"
"void foo()\n"
"{\n"
" using NS::C;\n"
" C c;\n"
" @\n"
"}\n";
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: type and using declaration inside function")
<< code << completions;
completions.clear();
code = "\n"
"namespace NS\n"
"{\n"
"struct C { int m; };\n"
"}\n" "using NS::C;\n"
"void foo()\n"
"{\n"
" C c;\n"
" @\n"
"}\n";
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: type and using declaration in global namespace")
<< code << completions;
completions.clear();
code = "\n"
"struct C { int m; };\n"
"namespace NS\n"
"{\n"
" using ::C;\n"
" void foo()\n"
" {\n"
" C c;\n"
" @\n"
" }\n"
"}\n";
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: type in global namespace and using declaration in NS namespace")
<< code << completions;
completions.clear();
code = "\n"
"struct C { int m; };\n"
"namespace NS\n"
"{\n"
" void foo()\n"
" {\n"
" using ::C;\n"
" C c;\n"
" @\n"
" }\n"
"}\n";
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: type in global namespace and using declaration inside function in NS namespace")
<< code << completions;
completions.clear();
code = "\n"
"namespace NS1\n"
"{\n"
"struct C { int m; };\n"
"}\n"
"namespace NS2\n"
"{\n"
" void foo()\n"
" {\n"
" using NS1::C;\n"
" C c;\n"
" @\n"
" }\n"
"}\n";
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: type inside namespace NS1 and using declaration in function inside NS2 namespace")
<< code << completions;
completions.clear();
code = "\n"
"namespace NS1\n"
"{\n"
"struct C { int m; };\n"
"}\n"
"namespace NS2\n"
"{\n"
" using NS1::C;\n"
" void foo()\n"
" {\n"
" C c;\n"
" @\n"
" }\n"
"}\n";
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: type inside namespace NS1 and using declaration inside NS2 namespace")
<< code << completions;
}
void CppToolsPlugin::test_completion_instantiate_template_with_anonymous_class()
{
const QByteArray source =
"template <typename T>\n"
"struct S\n"
"{\n"
" union { int i; char c; };\n"
"};\n"
"void fun()\n"
"{\n"
" S<int> s;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "s.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 1);
QVERIFY(completions.contains(QLatin1String("S")));
}
void CppToolsPlugin::test_completion_instantiate_template_function()
{
const QByteArray source =
"template <typename T>\n"
"T* templateFunction() { return 0; }\n"
"struct A { int a; };\n"
"void foo()\n"
"{\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "templateFunction<A>()->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("A")));
QVERIFY(completions.contains(QLatin1String("a")));
}
void CppToolsPlugin::test_completion_crash_cloning_template_class_QTCREATORBUG9329()
{
const QByteArray source =
"struct A {};\n"
"template <typename T>\n"
"struct Templ {};\n"
"struct B : A, Templ<A>\n"
"{\n"
" int f()\n"
" {\n" " @\n"
" }\n"
"};\n"
;
CompletionTestCase test(source, "this->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 4);
QVERIFY(completions.contains(QLatin1String("A")));
QVERIFY(completions.contains(QLatin1String("B")));
QVERIFY(completions.contains(QLatin1String("Templ")));
QVERIFY(completions.contains(QLatin1String("f")));
}
void CppToolsPlugin::test_completion_recursive_auto_declarations1_QTCREATORBUG9503()
{
const QByteArray source =
"void f()\n"
"{\n"
" auto object2 = object1;\n"
" auto object1 = object2;\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "object1.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 0);
}
void CppToolsPlugin::test_completion_recursive_auto_declarations2_QTCREATORBUG9503()
{
const QByteArray source =
"void f()\n"
"{\n"
" auto object3 = object1;\n"
" auto object2 = object3;\n"
" auto object1 = object2;\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "object1.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 0);
}
void CppToolsPlugin::test_completion_recursive_typedefs_declarations1()
{
const QByteArray source =
"void f()\n"
"{\n"
" typedef A B;\n"
" typedef B A;\n"
" A a;\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "a.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 0);
}
void CppToolsPlugin::test_completion_recursive_typedefs_declarations2()
{
const QByteArray source =
"void f()\n"
"{\n"
" typedef A C;\n" " typedef C B;\n"
" typedef B A;\n"
" A a;\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "a.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 0);
}
void CppToolsPlugin::test_completion_recursive_using_declarations1()
{
const QByteArray source =
"void f()\n"
"{\n"
" using B = A;\n"
" using A = B;\n"
" A a;\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "a.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 0);
}
void CppToolsPlugin::test_completion_recursive_using_declarations2()
{
const QByteArray source =
"void f()\n"
"{\n"
" using C = A;\n"
" using B = C;\n"
" using A = B;\n"
" A a;\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "a.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 0);
}
void CppToolsPlugin::test_completion_recursive_using_typedef_declarations()
{
const QByteArray source =
"void f()\n"
"{\n"
" using B = A;\n"
" typedef B A;\n"
" A a;\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "a.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 0);
}
void CppToolsPlugin::test_completion_recursive_typedefs_in_templates1()
{
const QByteArray source =
"template<typename From>\n"
"struct simplify_type {\n"
" typedef From SimpleType;\n" "};\n"
"\n"
"template<class To, class From>\n"
"struct cast_retty {\n"
" typedef typename cast_retty_wrap<To, From,\n"
" typename simplify_type<From>::SimpleType>::ret_type ret_type;\n"
"};\n"
"\n"
"template<class To, class From, class SimpleFrom>\n"
"struct cast_retty_wrap {\n"
" typedef typename cast_retty<To, SimpleFrom>::ret_type ret_type;\n"
"};\n"
"\n"
"void f()\n"
"{\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "cast_retty<T1, T2>::ret_type.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 0);
}
void CppToolsPlugin::test_completion_recursive_typedefs_in_templates2()
{
const QByteArray source =
"template<class T>\n"
"struct recursive {\n"
" typedef typename recursive<T>::ret_type ret_type;\n"
"};\n"
"\n"
"void f()\n"
"{\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "recursive<T1>::ret_type.foo");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 0);
}
void CppToolsPlugin::test_completion_prefix_first_QTCREATORBUG_8737()
{
const QByteArray source =
"void f()\n"
"{\n"
" int a_b_c, a_c, a_c_a;\n"
" @;\n"
"}\n"
;
CompletionTestCase test(source, "a_c");
QStringList completions = test.getCompletions();
QVERIFY(completions.size() >= 2);
QCOMPARE(completions.at(0), QLatin1String("a_c"));
QCOMPARE(completions.at(1), QLatin1String("a_c_a"));
QVERIFY(completions.contains(QLatin1String("a_b_c")));
}
void CppToolsPlugin::test_completion_prefix_first_QTCREATORBUG_9236()
{
const QByteArray source =
"class r_etclass\n"
"{\n"
"public:\n"
" int raEmTmber;\n"
" void r_e_t(int re_t)\n" " {\n"
" int r_et;\n"
" int rETUCASE;\n"
" @\n"
" }\n"
"};\n"
;
CompletionTestCase test(source, "ret");
QStringList completions = test.getCompletions();
QVERIFY(completions.size() >= 2);
QCOMPARE(completions.at(0), QLatin1String("return"));
QCOMPARE(completions.at(1), QLatin1String("rETUCASE"));
QVERIFY(completions.contains(QLatin1String("r_etclass")));
QVERIFY(completions.contains(QLatin1String("raEmTmber")));
QVERIFY(completions.contains(QLatin1String("r_e_t")));
QVERIFY(completions.contains(QLatin1String("re_t")));
QVERIFY(completions.contains(QLatin1String("r_et")));
}
void CppToolsPlugin::test_completion_class_declaration_inside_function_or_block_QTCREATORBUG3620()
{
test_completion();
}
void CppToolsPlugin::test_completion_class_declaration_inside_function_or_block_QTCREATORBUG3620_data()
{
QTest::addColumn<QByteArray>("code");
QTest::addColumn<QStringList>("expectedCompletions");
QByteArray code;
QStringList completions;
code = "\n"
"void foo()\n"
"{\n"
" struct C { int m; };\n"
" C c;\n"
" @\n"
"}\n";
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: class definition inside function")
<< code << completions;
completions.clear();
code = "\n"
"void foo()\n"
"{\n"
" {\n"
" struct C { int m; };\n"
" C c;\n"
" @\n"
" }\n"
"}\n"
;
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: class definition inside block inside function")
<< code << completions;
completions.clear();
code = "\n"
"void foo()\n"
"{\n"
" {\n"
" struct C { int m1; };\n" " }\n"
" {\n"
" struct C { int m2; };\n"
" C c;\n"
" @\n"
" }\n"
"}\n"
;
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m2"));
QTest::newRow("case: class definition with the same name inside different block inside function")
<< code << completions;
completions.clear();
}
void CppToolsPlugin::test_completion_namespace_alias_inside_function_or_block_QTCREATORBUG166()
{
test_completion();
}
void CppToolsPlugin::test_completion_namespace_alias_inside_function_or_block_QTCREATORBUG166_data()
{
QTest::addColumn<QByteArray>("code");
QTest::addColumn<QStringList>("expectedCompletions");
QByteArray code;
QStringList completions;
code = "\n"
"namespace NS1\n"
"{\n"
"namespace NS2\n"
"{\n"
" struct C\n"
" {\n"
" int m;\n"
" };\n"
"}\n"
"void foo()\n"
"{\n"
" namespace NS = NS1::NS2;\n"
" NS::C c;\n"
" @\n"
"}\n"
;
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: namespace alias inside function")
<< code << completions;
completions.clear();
code = "\n"
"namespace NS1\n"
"{\n"
"namespace NS2\n"
"{\n"
" struct C\n"
" {\n"
" int m;\n"
" };\n"
"}\n"
"void foo()\n"
"{\n"
" {\n"
" namespace NS = NS1::NS2;\n"
" NS::C c;\n"
" @\n"
" }\n" "}\n"
;
completions.append(QLatin1String("C"));
completions.append(QLatin1String("m"));
QTest::newRow("case: namespace alias inside block inside function")
<< code << completions;
completions.clear();
}
void CppToolsPlugin::test_completion_class_declaration_inside_function_or_block_QTCREATORBUG3620_static_member()
{
const QByteArray source =
"void foo()\n"
"{\n"
" {\n"
" struct C { static void staticFun1(); int m1; };\n"
" }\n"
" {\n"
" struct C { static void staticFun2(); int m2; };\n"
" @\n"
" }\n"
"}\n"
;
CompletionTestCase test(source, "C::");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 3);
QVERIFY(completions.contains(QLatin1String("C")));
QVERIFY(completions.contains(QLatin1String("staticFun2")));
QVERIFY(completions.contains(QLatin1String("m2")));
}
void CppToolsPlugin::test_completion_enum_inside_block_inside_function_QTCREATORBUG5456()
{
const QByteArray source =
"void foo()\n"
"{\n"
" {\n"
" enum E { e1, e2, e3 };\n"
" @\n"
" }\n"
"}\n"
;
CompletionTestCase test(source, "E::");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 4);
QVERIFY(completions.contains(QLatin1String("E")));
QVERIFY(completions.contains(QLatin1String("e1")));
QVERIFY(completions.contains(QLatin1String("e2")));
QVERIFY(completions.contains(QLatin1String("e3")));
}
void CppToolsPlugin::test_completion_enum_inside_function_QTCREATORBUG5456()
{
const QByteArray source =
"void foo()\n"
"{\n"
" enum E { e1, e2, e3 };\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "E::");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 4); QVERIFY(completions.contains(QLatin1String("E")));
QVERIFY(completions.contains(QLatin1String("e1")));
QVERIFY(completions.contains(QLatin1String("e2")));
QVERIFY(completions.contains(QLatin1String("e3")));
}
void CppToolsPlugin::test_completion_lambdaCalls_1()
{
const QByteArray source =
"struct S { int bar; };\n"
"void foo()\n"
"{\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "[](){ return new S; } ()->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_lambdaCalls_2()
{
const QByteArray source =
"struct S { int bar; };\n"
"void foo()\n"
"{\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "[] { return new S; } ()->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_lambdaCalls_3()
{
const QByteArray source =
"struct S { int bar; };\n"
"void foo()\n"
"{\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "[]() ->S* { return new S; } ()->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_lambdaCalls_4()
{
const QByteArray source =
"struct S { int bar; };\n"
"void foo()\n"
"{\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "[]() throw() { return new S; } ()->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_lambdaCalls_5()
{
const QByteArray source =
"struct S { int bar; };\n"
"void foo()\n"
"{\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "[]() throw()->S* { return new S; } ()->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("S")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_local_type_and_member_1()
{
const QByteArray source =
"struct OtherType { int otherTypeMember; };\n"
"void foo()\n"
"{\n"
" struct LocalType\n"
" {\n"
" int localTypeMember;\n"
" OtherType ot;\n"
" };\n"
" LocalType lt;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "lt.ot.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("OtherType")));
QVERIFY(completions.contains(QLatin1String("otherTypeMember")));
}
void CppToolsPlugin::test_completion_local_type_and_member_2()
{
const QByteArray source =
"void foo()\n"
"{\n"
" struct OtherType { int otherTypeMember; };\n"
" struct LocalType\n"
" {\n"
" int localTypeMember;\n"
" OtherType ot;\n"
" };\n"
" LocalType lt;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "lt.ot.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2); QVERIFY(completions.contains(QLatin1String("OtherType")));
QVERIFY(completions.contains(QLatin1String("otherTypeMember")));
}
void CppToolsPlugin::test_completion_local_type_and_member_3()
{
const QByteArray source =
"void foo()\n"
"{\n"
" struct OtherType { int otherTypeMember; };\n"
" {\n"
" struct LocalType\n"
" {\n"
" int localTypeMember;\n"
" OtherType ot;\n"
" };\n"
" LocalType lt;\n"
" @\n"
" }\n"
"}\n"
;
CompletionTestCase test(source, "lt.ot.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("OtherType")));
QVERIFY(completions.contains(QLatin1String("otherTypeMember")));
}
void CppToolsPlugin::test_completion_local_type_and_member_4()
{
const QByteArray source =
"namespace NS {struct OtherType { int otherTypeMember; };}\n"
"void foo()\n"
"{\n"
" struct LocalType\n"
" {\n"
" int localTypeMember;\n"
" NS::OtherType ot;\n"
" };\n"
" LocalType lt;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "lt.ot.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("OtherType")));
QVERIFY(completions.contains(QLatin1String("otherTypeMember")));
}
void CppToolsPlugin::test_completion_local_type_and_member_5()
{
const QByteArray source =
"namespace NS {struct OtherType { int otherTypeMember; };}\n"
"void foo()\n"
"{\n"
" using namespace NS;\n"
" struct LocalType\n"
" {\n"
" int localTypeMember;\n"
" OtherType ot;\n"
" };\n"
" LocalType lt;\n"
" @\n"
"}\n"
; CompletionTestCase test(source, "lt.ot.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("OtherType")));
QVERIFY(completions.contains(QLatin1String("otherTypeMember")));
}
void CppToolsPlugin::test_completion_local_type_and_member_6()
{
const QByteArray source =
"namespace NS {struct OtherType { int otherTypeMember; };}\n"
"void foo()\n"
"{\n"
" using NS::OtherType;\n"
" struct LocalType\n"
" {\n"
" int localTypeMember;\n"
" OtherType ot;\n"
" };\n"
" LocalType lt;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "lt.ot.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("OtherType")));
QVERIFY(completions.contains(QLatin1String("otherTypeMember")));
}
void CppToolsPlugin::test_completion_template_parameter_defined_inside_scope_of_declaration_QTCREATORBUG9169_1()
{
const QByteArray source =
"struct A\n"
"{\n"
" void foo();\n"
" struct B\n"
" {\n"
" int b;\n"
" };\n"
"};\n"
"template<typename T>\n"
"struct Template\n"
"{\n"
" T* get();\n"
"};\n"
"namespace foo\n"
"{\n"
" struct B\n"
" {\n"
" int foo_b;\n"
" };\n"
"}\n"
"using namespace foo;\n"
"void A::foo()\n"
"{\n"
" Template<B> templ;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "templ.get()->");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("B"))); QVERIFY(completions.contains(QLatin1String("b")));
}
void CppToolsPlugin::test_completion_template_parameter_defined_inside_scope_of_declaration_QTCREATORBUG9169_2()
{
const QByteArray source =
"struct A\n"
"{\n"
" void foo();\n"
" struct B\n"
" {\n"
" int b;\n"
" };\n"
"};\n"
"template<typename T>\n"
"struct Template\n"
"{\n"
" T t;\n"
"};\n"
"namespace foo\n"
"{\n"
" struct B\n"
" {\n"
" int foo_b;\n"
" };\n"
"}\n"
"using namespace foo;\n"
"void A::foo()\n"
"{\n"
" Template<B> templ;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "templ.t.");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("B")));
QVERIFY(completions.contains(QLatin1String("b")));
}
void CppToolsPlugin::test_completion_template_parameter_defined_inside_scope_of_declaration_QTCREATORBUG8852_1()
{
const QByteArray source =
"template <typename T>\n"
"struct QList\n"
"{\n"
" T at(int i) const;\n"
"};\n"
"namespace ns\n"
"{\n"
" struct Foo { int bar; };\n"
" void foo()\n"
" {\n"
" QList<Foo> list;\n"
" @\n"
" }\n"
"}\n"
;
CompletionTestCase test(source, "list.at(0).");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_template_parameter_defined_inside_scope_of_declaration_QTCREATORBUG8852_2(){
const QByteArray source =
"template <typename T>\n"
"struct QList\n"
"{\n"
" T at(int i) const;\n"
"};\n"
"namespace ns\n"
"{\n"
" struct Foo { int bar; };\n"
" namespace nested\n"
" {\n"
" void foo()\n"
" {\n"
" QList<Foo> list;\n"
" @\n"
" }\n"
" }\n"
"}\n"
;
CompletionTestCase test(source, "list.at(0).");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_template_parameter_defined_inside_scope_of_declaration_QTCREATORBUG8852_3()
{
const QByteArray source =
"template <typename T>\n"
"struct QList\n"
"{\n"
" T at(int i) const;\n"
"};\n"
"namespace ns\n"
"{\n"
" struct Foo { int bar; };\n"
"}\n"
"void foo()\n"
"{\n"
" using namespace ns;\n"
" QList<Foo> list;\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "list.at(0).");
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 2);
QVERIFY(completions.contains(QLatin1String("Foo")));
QVERIFY(completions.contains(QLatin1String("bar")));
}
void CppToolsPlugin::test_completion_signals_hide_QPrivateSignal()
{
const QByteArray source =
"#define SIGNAL(a) #a\n"
"#define SLOT(a) #a\n"
"#define signals public\n"
"#define Q_OBJECT struct QPrivateSignal {};\n"
"\n"
"class QObject\n"
"{\n"
"public:\n"
" void connect(QObject *, char *, QObject *, char *);\n"
"};\n" "\n"
"class Timer : public QObject\n"
"{\n"
" Q_OBJECT\n"
"signals:\n"
" void timeout(QPrivateSignal);\n"
"};\n"
"\n"
"void client()\n"
"{\n"
" Timer *timer = new Timer;\n"
" connect(timer, SIGNAL(@\n"
"}\n";
CompletionTestCase test(source);
const QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 1);
QVERIFY(completions.contains(QLatin1String("timeout()")));
}
void CppToolsPlugin::test_completion_member_of_class_accessed_by_using_QTCREATORBUG9037_1()
{
const QByteArray source =
"namespace NS { struct S { int member; void fun(); }; }\n"
"using NS::S;\n"
"void S::fun()\n"
"{\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "mem");
QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 1);
QVERIFY(completions.contains(QLatin1String("member")));
}
void CppToolsPlugin::test_completion_member_of_class_accessed_by_using_QTCREATORBUG9037_2()
{
const QByteArray source =
"namespace NS \n"
"{\n"
" namespace Internal\n"
" {\n"
" struct S { int member; void fun(); };\n"
" }\n"
" using Internal::S;\n"
"}\n"
"using NS::S;\n"
"void S::fun()\n"
"{\n"
" @\n"
"}\n"
;
CompletionTestCase test(source, "mem");
QStringList completions = test.getCompletions();
QCOMPARE(completions.size(), 1);
QVERIFY(completions.contains(QLatin1String("member")));
}