diff options
Diffstat (limited to 'tests/auto/corelib/plugin/qlibrary/tst_qlibrary.cpp')
| -rw-r--r-- | tests/auto/corelib/plugin/qlibrary/tst_qlibrary.cpp | 225 |
1 files changed, 196 insertions, 29 deletions
diff --git a/tests/auto/corelib/plugin/qlibrary/tst_qlibrary.cpp b/tests/auto/corelib/plugin/qlibrary/tst_qlibrary.cpp index d36ca0f8d8..28f4581997 100644 --- a/tests/auto/corelib/plugin/qlibrary/tst_qlibrary.cpp +++ b/tests/auto/corelib/plugin/qlibrary/tst_qlibrary.cpp @@ -1,5 +1,5 @@ // Copyright (C) 2016 The Qt Company Ltd. -// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only #include <QTest> @@ -81,19 +81,25 @@ enum QLibraryOperation { QString directory; private slots: void initTestCase(); + void cleanup(); - void load(); void load_data(); - void library_data(); + void load(); void resolve_data(); void resolve(); void unload_data(); void unload(); void unload_after_implicit_load(); + void setFilenameAfterFailedLoad(); + void loadAfterFailedLoad(); void isLibrary_data(); void isLibrary(); void version_data(); void version(); + void loadTwoVersions(); + void setFileNameAndVersionTwice(); + void setFileNameAndVersionAfterFailedLoad_data() { version_data(); } + void setFileNameAndVersionAfterFailedLoad(); void errorString_data(); void errorString(); void loadHints(); @@ -124,6 +130,38 @@ void tst_QLibrary::initTestCase() #endif } +void tst_QLibrary::cleanup() +{ + // unload the libraries, if they are still loaded after the test ended + // (probably in a failure) + + static struct { + QString name; + int version = -1; + } libs[] = { + { directory + "/mylib" }, + { directory + "/mylib", 1 }, + { directory + "/mylib", 2 }, + { sys_qualifiedLibraryName("mylib") }, + + // stuff that load_data() succeeds with + { directory + "/" PREFIX "mylib" }, + { directory + "/" PREFIX "mylib" SUFFIX }, +#if defined(Q_OS_WIN32) + { directory + "/mylib.dl2" }, + { directory + "/system.qt.test.mylib.dll" }, +#elif !defined(Q_OS_ANDROID) + // .so even on macOS + { directory + "/libmylib.so2" }, + { directory + "/system.qt.test.mylib.so" }, +#endif + + }; + for (const auto &entry : libs) { + do {} while (QLibrary(entry.name, entry.version).unload()); + } +} + void tst_QLibrary::version_data() { #ifdef Q_OS_ANDROID @@ -160,6 +198,70 @@ void tst_QLibrary::version() #endif } +void tst_QLibrary::loadTwoVersions() +{ +#if defined(Q_OS_ANDROID) || defined(Q_OS_WIN) + QSKIP("Versioned files are not generated for this OS, so this test is not applicable."); +#endif + + QLibrary lib1(directory + "/mylib", 1); + QLibrary lib2(directory + "/mylib", 2); + QVERIFY(!lib1.isLoaded()); + QVERIFY(!lib2.isLoaded()); + + // load the first one + QVERIFY(lib1.load()); + QVERIFY(lib1.isLoaded()); + + // let's see if we can load the second one too + QVERIFY(lib2.load()); + QVERIFY(lib2.isLoaded()); + + auto p1 = (VersionFunction)lib1.resolve("mylibversion"); + QVERIFY(p1); + + auto p2 = (VersionFunction)lib2.resolve("mylibversion"); + QVERIFY(p2); + + QCOMPARE_NE(p1(), p2()); + + lib2.unload(); + lib1.unload(); +} + +void tst_QLibrary::setFileNameAndVersionTwice() +{ +#if defined(Q_OS_ANDROID) || defined(Q_OS_WIN) + QSKIP("Versioned files are not generated for this OS, so this test is not applicable."); +#endif + + QLibrary library(directory + "/mylib", 1); + QVERIFY(library.load()); + QVERIFY(library.isLoaded()); + + auto p1 = (VersionFunction)library.resolve("mylibversion"); + QVERIFY(p1); + // don't .unload() + + library.setFileNameAndVersion(directory + "/mylib", 2); + QVERIFY(!library.isLoaded()); + QVERIFY(library.load()); + QVERIFY(library.isLoaded()); + + auto p2 = (VersionFunction)library.resolve("mylibversion"); + QVERIFY(p2); + QCOMPARE_NE(p1(), p2()); + + QVERIFY(library.unload()); + QVERIFY(!library.isLoaded()); + + // set back + // it'll look like it isn't loaded, but it is and we can't unload it! + library.setFileNameAndVersion(directory + "/mylib", 1); + QVERIFY(!library.isLoaded()); + QVERIFY(!library.unload()); +} + void tst_QLibrary::load_data() { QTest::addColumn<QString>("lib"); @@ -171,7 +273,7 @@ void tst_QLibrary::load_data() QTest::newRow( "notexist" ) << appDir + "/nolib" << false; QTest::newRow( "badlibrary" ) << appDir + "/qlibrary.pro" << false; -#ifdef Q_OS_MAC +#ifdef Q_OS_DARWIN QTest::newRow("ok (libmylib ver. 1)") << appDir + "/libmylib" <<true; #endif @@ -240,6 +342,76 @@ void tst_QLibrary::unload_after_implicit_load() QCOMPARE(library.isLoaded(), false); } +void tst_QLibrary::setFilenameAfterFailedLoad() +{ +#if defined(Q_OS_WIN) || defined(Q_OS_ANDROID) + QSKIP("### FIXME: The helper libraries are currently messed up in the CMakeLists.txt"); +#endif + + QLibrary library(directory + "/nolib"); + QVERIFY(!library.load()); + QVERIFY(!library.isLoaded()); + QVERIFY(!library.load()); + QVERIFY(!library.isLoaded()); + + library.setFileName(directory + "/mylib"); + QVERIFY(library.load()); + QVERIFY(library.isLoaded()); + auto p = (VersionFunction)library.resolve("mylibversion"); + QVERIFY(p); + QCOMPARE(p(), 2); + library.unload(); +} + +void tst_QLibrary::setFileNameAndVersionAfterFailedLoad() +{ + QLibrary library(directory + "/nolib"); + QVERIFY(!library.load()); + QVERIFY(!library.isLoaded()); + QVERIFY(!library.load()); + QVERIFY(!library.isLoaded()); + +#if !defined(Q_OS_AIX) && !defined(Q_OS_WIN) + QFETCH(QString, lib); + QFETCH(int, loadversion); + QFETCH(int, resultversion); + + library.setFileNameAndVersion(directory + '/' + lib, loadversion); + QVERIFY(library.load()); + QVERIFY(library.isLoaded()); + auto p = (VersionFunction)library.resolve("mylibversion"); + QVERIFY(p); + QCOMPARE(p(), resultversion); + library.unload(); +#endif +} + +void tst_QLibrary::loadAfterFailedLoad() +{ +#if defined(Q_OS_WIN) || defined(Q_OS_ANDROID) + QSKIP("### FIXME: The helper libraries are currently messed up in the CMakeLists.txt"); +#endif + + QTemporaryDir dir; + QLibrary library(dir.path() + "/mylib"); + QVERIFY(!library.load()); + QVERIFY(!library.isLoaded()); + QVERIFY(!library.load()); + QVERIFY(!library.isLoaded()); + + // now copy the actual lib file into our dir + QString actualLib = PREFIX "mylib" SUFFIX; + QVERIFY(QFile::copy(directory + '/' + actualLib, dir.filePath(actualLib))); + + // try again, must succeed now + QVERIFY(library.load()); + QVERIFY(library.isLoaded()); + auto p = (VersionFunction)library.resolve("mylibversion"); + QVERIFY(p); + QCOMPARE(p(), 2); + library.unload(); +} + void tst_QLibrary::resolve_data() { QTest::addColumn<QString>("lib"); @@ -260,21 +432,27 @@ void tst_QLibrary::resolve() QFETCH( QString, symbol ); QFETCH( bool, goodPointer ); - QLibrary library( lib ); - testFunc func = (testFunc) library.resolve( symbol.toLatin1() ); - if ( goodPointer ) { - QVERIFY( func != 0 ); + QLibrary library(lib); + QVERIFY(!library.isLoaded()); + testFunc func = (testFunc) library.resolve(symbol.toLatin1()); + + if (goodPointer) { + QVERIFY(library.isLoaded()); + QVERIFY(func); + + QLibrary lib2(lib); + QVERIFY(!lib2.isLoaded()); + QVERIFY(lib2.load()); + + // this unload() won't unload and it must still be loaded + QVERIFY(!lib2.unload()); + func(); // doesn't crash } else { - QVERIFY( func == 0 ); + QVERIFY(func == nullptr); } library.unload(); } -void tst_QLibrary::library_data() -{ - QTest::addColumn<QString>("lib"); -} - void tst_QLibrary::isLibrary_data() { QTest::addColumn<QString>("filename"); @@ -295,7 +473,7 @@ void tst_QLibrary::isLibrary_data() QTest::newRow("version+.so+version") << QString("liboil-0.3.so.0.1.0") << so_VALID; // special tests: -#ifdef Q_OS_MAC +#ifdef Q_OS_DARWIN QTest::newRow("good (libmylib.1.0.0.dylib)") << QString("libmylib.1.0.0.dylib") << true; QTest::newRow("good (libmylib.dylib)") << QString("libmylib.dylib") << true; QTest::newRow("good (libmylib.so)") << QString("libmylib.so") << true; @@ -332,7 +510,7 @@ void tst_QLibrary::errorString_data() #ifdef Q_OS_WIN QTest::newRow("bad load() with .dll suffix") << (int)Load << QString("nosuchlib.dll") << false << QString("Cannot load library nosuchlib.dll: The specified module could not be found."); // QTest::newRow("bad unload") << (int)Unload << QString("nosuchlib.dll") << false << QString("QLibrary::unload_sys: Cannot unload nosuchlib.dll (The specified module could not be found.)"); -#elif defined Q_OS_MAC +#elif defined Q_OS_DARWIN #else QTest::newRow("load invalid file") << (int)Load << QFINDTESTDATA("library_path/invalid.so") << false << QString("Cannot load library.*"); #endif @@ -480,7 +658,7 @@ void tst_QLibrary::multipleInstancesForOneLibrary() QCOMPARE(lib2.isLoaded(), false); lib1.load(); QCOMPARE(lib1.isLoaded(), true); - QCOMPARE(lib2.isLoaded(), true); + QCOMPARE(lib2.isLoaded(), false); // lib2 didn't call load() QCOMPARE(lib1.unload(), true); QCOMPARE(lib1.isLoaded(), false); QCOMPARE(lib2.isLoaded(), false); @@ -489,7 +667,7 @@ void tst_QLibrary::multipleInstancesForOneLibrary() QCOMPARE(lib1.isLoaded(), true); QCOMPARE(lib2.isLoaded(), true); QCOMPARE(lib1.unload(), false); - QCOMPARE(lib1.isLoaded(), true); + QCOMPARE(lib1.isLoaded(), false); // lib1 did call unload() QCOMPARE(lib2.isLoaded(), true); QCOMPARE(lib2.unload(), true); QCOMPARE(lib1.isLoaded(), false); @@ -498,17 +676,6 @@ void tst_QLibrary::multipleInstancesForOneLibrary() // Finally; unload on that is already unloaded QCOMPARE(lib1.unload(), false); } - - //now let's try with a 3rd one that will go out of scope - { - QLibrary lib1(lib); - QCOMPARE(lib1.isLoaded(), false); - lib1.load(); - QCOMPARE(lib1.isLoaded(), true); - } - QLibrary lib2(lib); - //lib2 should be loaded because lib1 was loaded and never unloaded - QCOMPARE(lib2.isLoaded(), true); } QTEST_MAIN(tst_QLibrary) |