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235 lines
5.8 KiB
C++
235 lines
5.8 KiB
C++
//
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// ClassLoaderTest.cpp
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//
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// $Id: //poco/Main/Foundation/testsuite/src/ClassLoaderTest.cpp#16 $
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#include "ClassLoaderTest.h"
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#include "CppUnit/TestCaller.h"
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#include "CppUnit/TestSuite.h"
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#include "Poco/ClassLoader.h"
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#include "Poco/Manifest.h"
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#include "Poco/Exception.h"
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#include "TestPlugin.h"
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using Poco::ClassLoader;
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using Poco::Manifest;
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using Poco::SharedLibrary;
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using Poco::AbstractMetaObject;
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using Poco::NotFoundException;
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using Poco::InvalidAccessException;
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ClassLoaderTest::ClassLoaderTest(const std::string& name): CppUnit::TestCase(name)
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{
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}
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ClassLoaderTest::~ClassLoaderTest()
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{
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}
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void ClassLoaderTest::testClassLoader1()
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{
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std::string path = "TestLibrary";
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path.append(SharedLibrary::suffix());
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ClassLoader<TestPlugin> cl;
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assert (cl.begin() == cl.end());
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assertNullPtr (cl.findClass("PluginA"));
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assertNullPtr (cl.findManifest(path));
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assert (!cl.isLibraryLoaded(path));
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try
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{
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const ClassLoader<TestPlugin>::Meta& meta = cl.classFor("PluginA");
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fail("not found - must throw exception");
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}
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catch (NotFoundException&)
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{
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}
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catch (...)
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{
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failmsg("wrong exception");
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}
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try
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{
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const ClassLoader<TestPlugin>::Manif& manif = cl.manifestFor(path);
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fail("not found - must throw exception");
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}
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catch (NotFoundException&)
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{
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}
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catch (...)
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{
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failmsg("wrong exception");
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}
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}
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void ClassLoaderTest::testClassLoader2()
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{
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std::string path = "TestLibrary";
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path.append(SharedLibrary::suffix());
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ClassLoader<TestPlugin> cl;
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cl.loadLibrary(path);
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assert (cl.begin() != cl.end());
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assertNotNullPtr (cl.findClass("PluginA"));
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assertNotNullPtr (cl.findClass("PluginB"));
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assertNotNullPtr (cl.findClass("PluginC"));
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assertNotNullPtr (cl.findManifest(path));
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assert (cl.isLibraryLoaded(path));
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assert (cl.manifestFor(path).size() == 3);
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ClassLoader<TestPlugin>::Iterator it = cl.begin();
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assert (it != cl.end());
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assert (it->first == path);
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assert (it->second->size() == 3);
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++it;
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assert (it == cl.end());
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TestPlugin* pPluginA = cl.classFor("PluginA").create();
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assert (pPluginA->name() == "PluginA");
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assert (!cl.classFor("PluginA").isAutoDelete(pPluginA));
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delete pPluginA;
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TestPlugin* pPluginB = cl.classFor("PluginB").create();
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assert (pPluginB->name() == "PluginB");
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delete pPluginB;
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pPluginB = cl.create("PluginB");
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assert (pPluginB->name() == "PluginB");
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delete pPluginB;
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assert (cl.canCreate("PluginA"));
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assert (cl.canCreate("PluginB"));
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assert (!cl.canCreate("PluginC"));
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TestPlugin& pluginC = cl.instance("PluginC");
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assert (pluginC.name() == "PluginC");
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try
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{
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TestPlugin& plgB = cl.instance("PluginB");
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fail("not a singleton - must throw");
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}
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catch (InvalidAccessException&)
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{
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}
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try
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{
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TestPlugin* pPluginC = cl.create("PluginC");
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fail("cannot create a singleton - must throw");
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}
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catch (InvalidAccessException&)
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{
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}
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try
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{
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const AbstractMetaObject<TestPlugin>& meta = cl.classFor("PluginC");
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meta.autoDelete(&(meta.instance()));
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fail("cannot take ownership of a singleton - must throw");
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}
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catch (InvalidAccessException&)
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{
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}
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const AbstractMetaObject<TestPlugin>& meta1 = cl.classFor("PluginC");
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assert (meta1.isAutoDelete(&(meta1.instance())));
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// the following must not produce memory leaks
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const AbstractMetaObject<TestPlugin>& meta2 = cl.classFor("PluginA");
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meta2.autoDelete(meta2.create());
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meta2.autoDelete(meta2.create());
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TestPlugin* pPlugin = meta2.create();
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meta2.autoDelete(pPlugin);
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assert (meta2.isAutoDelete(pPlugin));
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meta2.destroy(pPlugin);
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assert (!meta2.isAutoDelete(pPlugin));
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cl.unloadLibrary(path);
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}
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void ClassLoaderTest::testClassLoader3()
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{
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std::string path = "TestLibrary";
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path.append(SharedLibrary::suffix());
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ClassLoader<TestPlugin> cl;
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cl.loadLibrary(path);
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cl.loadLibrary(path);
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cl.unloadLibrary(path);
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assert (cl.manifestFor(path).size() == 3);
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ClassLoader<TestPlugin>::Iterator it = cl.begin();
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assert (it != cl.end());
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assert (it->first == path);
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assert (it->second->size() == 3);
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++it;
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assert (it == cl.end());
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cl.unloadLibrary(path);
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assertNullPtr (cl.findManifest(path));
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}
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void ClassLoaderTest::setUp()
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{
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}
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void ClassLoaderTest::tearDown()
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{
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}
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CppUnit::Test* ClassLoaderTest::suite()
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{
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CppUnit::TestSuite* pSuite = new CppUnit::TestSuite("ClassLoaderTest");
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CppUnit_addTest(pSuite, ClassLoaderTest, testClassLoader1);
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CppUnit_addTest(pSuite, ClassLoaderTest, testClassLoader2);
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CppUnit_addTest(pSuite, ClassLoaderTest, testClassLoader3);
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return pSuite;
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}
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