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libreoffice/vcl/qa/cppunit/lifecycle.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

314 lines
9.1 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <test/bootstrapfixture.hxx>
#include <vcl/wrkwin.hxx>
#include <vcl/toolkit/edit.hxx>
#include <vcl/toolkit/button.hxx>
#include <vcl/toolkit/combobox.hxx>
#include <vcl/toolkit/dialog.hxx>
#include <vcl/toolkit/field.hxx>
#include <vcl/virdev.hxx>
#include <vcl/tabctrl.hxx>
#include <vcl/layout.hxx>
#include <vcl/scheduler.hxx>
#include <com/sun/star/awt/XWindow.hpp>
#include <com/sun/star/awt/XVclWindowPeer.hpp>
#include <com/sun/star/lang/XComponent.hpp>
class LifecycleTest : public test::BootstrapFixture
{
void testWidgets(vcl::Window *pParent);
public:
LifecycleTest() : BootstrapFixture(true, false) {}
void testCast();
void testVirtualDevice();
void testMultiDispose();
void testIsolatedWidgets();
void testParentedWidgets();
void testChildDispose();
void testPostDispose();
void testLeakage();
void testToolkit();
CPPUNIT_TEST_SUITE(LifecycleTest);
CPPUNIT_TEST(testCast);
CPPUNIT_TEST(testVirtualDevice);
CPPUNIT_TEST(testMultiDispose);
CPPUNIT_TEST(testIsolatedWidgets);
CPPUNIT_TEST(testParentedWidgets);
CPPUNIT_TEST(testChildDispose);
CPPUNIT_TEST(testPostDispose);
CPPUNIT_TEST(testLeakage);
CPPUNIT_TEST(testToolkit);
CPPUNIT_TEST_SUITE_END();
};
// A compile time sanity check
void LifecycleTest::testCast()
{
ScopedVclPtrInstance< PushButton > xButton( nullptr, 0 );
ScopedVclPtr<vcl::Window> xWindow(xButton);
ScopedVclPtrInstance< MetricField > xField( nullptr, 0 );
ScopedVclPtr<SpinField> xSpin(xField);
ScopedVclPtr<Edit> xEdit(xField);
// the following line should NOT compile
// VclPtr<PushButton> xButton2(xWindow);
}
void LifecycleTest::testVirtualDevice()
{
VclPtr<VirtualDevice> pVDev = VclPtr< VirtualDevice >::Create();
ScopedVclPtrInstance< VirtualDevice > pVDev2;
VclPtrInstance<VirtualDevice> pVDev3;
VclPtrInstance<VirtualDevice> pVDev4(DeviceFormat::WITHOUT_ALPHA);
CPPUNIT_ASSERT(!!pVDev);
CPPUNIT_ASSERT(!!pVDev2);
CPPUNIT_ASSERT(!!pVDev3);
CPPUNIT_ASSERT(!!pVDev4);
pVDev.disposeAndClear();
pVDev4.disposeAndClear();
}
void LifecycleTest::testMultiDispose()
{
VclPtrInstance<WorkWindow> xWin(nullptr, WB_APP|WB_STDWORK);
CPPUNIT_ASSERT(xWin);
xWin->disposeOnce();
xWin->disposeOnce();
xWin->disposeOnce();
CPPUNIT_ASSERT(!xWin->GetWindow(GetWindowType::Parent));
CPPUNIT_ASSERT(!xWin->GetChild(0));
CPPUNIT_ASSERT_EQUAL(static_cast<sal_uInt16>(0), xWin->GetChildCount());
}
void LifecycleTest::testWidgets(vcl::Window *pParent)
{
{
ScopedVclPtrInstance< PushButton > aPtr( pParent );
(void)aPtr; // silence unused variable warning
}
{
ScopedVclPtrInstance< OKButton > aPtr( pParent );
(void)aPtr; // silence unused variable warning
}
{
ScopedVclPtrInstance< CancelButton > aPtr( pParent );
(void)aPtr; // silence unused variable warning
}
{
ScopedVclPtrInstance< HelpButton > aPtr( pParent );
(void)aPtr; // silence unused variable warning
}
// Some widgets really insist on adoption.
if (pParent)
{
{
ScopedVclPtrInstance< CheckBox > aPtr( pParent );
(void)aPtr; // silence unused variable warning
}
{
ScopedVclPtrInstance< Edit > aPtr( pParent );
(void)aPtr; // silence unused variable warning
}
{
ScopedVclPtrInstance< ComboBox > aPtr( pParent );
(void)aPtr; // silence unused variable warning
}
{
ScopedVclPtrInstance< RadioButton > aPtr( pParent, true, 0 );
(void)aPtr; // silence unused variable warning
}
}
}
void LifecycleTest::testIsolatedWidgets()
{
testWidgets(nullptr);
}
void LifecycleTest::testParentedWidgets()
{
ScopedVclPtrInstance<WorkWindow> xWin(nullptr, WB_APP|WB_STDWORK);
CPPUNIT_ASSERT(xWin);
xWin->Show();
testWidgets(xWin);
}
namespace {
class DisposableChild : public vcl::Window
{
public:
explicit DisposableChild(vcl::Window *pParent) : vcl::Window(pParent) {}
virtual ~DisposableChild() override
{
disposeOnce();
}
};
}
void LifecycleTest::testChildDispose()
{
VclPtrInstance<WorkWindow> xWin(nullptr, WB_APP|WB_STDWORK);
CPPUNIT_ASSERT(xWin);
VclPtrInstance< DisposableChild > xChild( xWin.get() );
xWin->Show();
xChild->disposeOnce();
xWin->disposeOnce();
}
void LifecycleTest::testPostDispose()
{
VclPtrInstance<WorkWindow> xWin(nullptr, WB_APP|WB_STDWORK);
xWin->disposeOnce();
// check selected methods continue to work post-dispose
CPPUNIT_ASSERT(!xWin->GetParent());
xWin->Show();
CPPUNIT_ASSERT(!xWin->IsReallyShown());
CPPUNIT_ASSERT(!xWin->IsEnabled());
CPPUNIT_ASSERT(!xWin->IsInputEnabled());
CPPUNIT_ASSERT(!xWin->GetChild(0));
CPPUNIT_ASSERT(!xWin->GetWindow(GetWindowType::Parent));
}
namespace {
template <class vcl_type>
class LeakTestClass : public vcl_type
{
bool &mrDeleted;
public:
template<typename... Arg>
LeakTestClass(bool &bDeleted, Arg &&... arg) :
vcl_type(std::forward<Arg>(arg)...),
mrDeleted(bDeleted)
{
mrDeleted = false;
}
~LeakTestClass()
{
mrDeleted = true;
}
};
class LeakTestObject
{
bool mbDeleted;
VclPtr<vcl::Window> mxRef;
void *mpRef;
LeakTestObject()
: mbDeleted(false)
, mpRef(nullptr)
{
}
public:
template<typename vcl_type, typename... Arg> static LeakTestObject *
Create(Arg &&... arg)
{
LeakTestObject *pNew = new LeakTestObject();
pNew->mxRef = VclPtr< LeakTestClass< vcl_type > >::Create( pNew->mbDeleted,
std::forward<Arg>(arg)...);
pNew->mpRef = static_cast<void *>(static_cast<vcl::Window *>(pNew->mxRef));
return pNew;
}
const VclPtr<vcl::Window>& getRef() const { return mxRef; }
void disposeAndClear()
{
mxRef.disposeAndClear();
}
void assertDeleted()
{
if (!mbDeleted)
{
OUStringBuffer aMsg = "Type '";
vcl::Window *pWin = static_cast<vcl::Window *>(mpRef);
aMsg.appendAscii(typeid(*pWin).name());
aMsg.append("' not freed after dispose");
CPPUNIT_FAIL(OUStringToOString(aMsg.makeStringAndClear(),
RTL_TEXTENCODING_UTF8).getStr());
}
}
};
}
void LifecycleTest::testLeakage()
{
std::vector<LeakTestObject *> aObjects;
// Create objects
aObjects.push_back(LeakTestObject::Create<WorkWindow>(nullptr, WB_APP|WB_STDWORK));
VclPtr<vcl::Window> xParent = aObjects.back()->getRef();
aObjects.push_back(LeakTestObject::Create<PushButton>(xParent));
aObjects.push_back(LeakTestObject::Create<CheckBox>(xParent));
aObjects.push_back(LeakTestObject::Create<Edit>(xParent));
aObjects.push_back(LeakTestObject::Create<ComboBox>(xParent));
aObjects.push_back(LeakTestObject::Create<RadioButton>(xParent, true, 0));
{ // something that looks like a dialog
aObjects.push_back(LeakTestObject::Create<Dialog>(xParent,WB_CLIPCHILDREN|WB_MOVEABLE|WB_3DLOOK|WB_CLOSEABLE|WB_SIZEABLE));
VclPtr<vcl::Window> xDlgParent = aObjects.back()->getRef();
aObjects.push_back(LeakTestObject::Create<VclVBox>(xDlgParent));
VclPtr<vcl::Window> xVBox = aObjects.back()->getRef();
aObjects.push_back(LeakTestObject::Create<VclVButtonBox>(xVBox));
}
aObjects.push_back(LeakTestObject::Create<Dialog>(xParent, u"PrintProgressDialog"_ustr, "vcl/ui/printprogressdialog.ui"));
xParent.clear();
for (auto i = aObjects.rbegin(); i != aObjects.rend(); ++i)
(*i)->getRef()->Show();
for (auto i = aObjects.rbegin(); i != aObjects.rend(); ++i)
(*i)->disposeAndClear();
for (auto i = aObjects.begin(); i != aObjects.end(); ++i)
(*i)->assertDeleted();
for (auto i = aObjects.begin(); i != aObjects.end(); ++i)
delete *i;
}
void LifecycleTest::testToolkit()
{
LeakTestObject *pVclWin = LeakTestObject::Create<WorkWindow>(nullptr, WB_APP|WB_STDWORK);
css::uno::Reference<css::awt::XWindow> xWindow(pVclWin->getRef()->GetComponentInterface(), css::uno::UNO_QUERY);
CPPUNIT_ASSERT(xWindow.is());
// test UNO dispose
css::uno::Reference<css::lang::XComponent> xWinComponent = xWindow;
CPPUNIT_ASSERT(xWinComponent.is());
CPPUNIT_ASSERT(!pVclWin->getRef()->isDisposed());
xWinComponent->dispose();
CPPUNIT_ASSERT(pVclWin->getRef()->isDisposed());
// test UNO cleanup
xWinComponent.clear();
xWindow.clear();
pVclWin->disposeAndClear();
pVclWin->assertDeleted();
delete pVclWin;
}
CPPUNIT_TEST_SUITE_REGISTRATION(LifecycleTest);
CPPUNIT_PLUGIN_IMPLEMENT();
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */