Esempio n. 1
0
void TestDUChain::testVirtualMemberFunction()
{
    //Forward-declarations with "struct" or "class" are considered equal, so make sure the override is detected correctly.
    TestFile file("struct S {}; struct A { virtual S* ret(); }; struct B : public A { virtual S* ret(); };", "cpp");
    QVERIFY(file.parseAndWait());

    DUChainReadLocker lock;
    DUContext* top = file.topContext().data();
    QVERIFY(top);

    QCOMPARE(top->childContexts().count(), 3);
    QCOMPARE(top->localDeclarations().count(), 3);
    QCOMPARE(top->childContexts()[2]->localDeclarations().count(), 1);
    Declaration* decl = top->childContexts()[2]->localDeclarations()[0];
    QCOMPARE(decl->identifier(), Identifier("ret"));
    QVERIFY(DUChainUtils::getOverridden(decl));
}
Esempio n. 2
0
void TestDUChain::testNamespace()
{
    TestFile file("namespace foo { struct bar { int baz; }; }\n"
                  "int main() { foo::bar myBar; }\n", "cpp");
    QVERIFY(file.parseAndWait());

    DUChainReadLocker lock;
    QVERIFY(file.topContext());
    QCOMPARE(file.topContext()->localDeclarations().size(), 2);
    auto fooDecl = file.topContext()->localDeclarations().first();
    QVERIFY(fooDecl->internalContext());
    QCOMPARE(fooDecl->internalContext()->localDeclarations().size(), 1);

    DUContext* top = file.topContext().data();
    DUContext* mainCtx = file.topContext()->childContexts().last();

    auto foo = top->localDeclarations().first();
    QCOMPARE(foo->qualifiedIdentifier().toString(), QString("foo"));

    DUContext* fooCtx = file.topContext()->childContexts().first();
    QCOMPARE(fooCtx->localScopeIdentifier().toString(), QString("foo"));
    QCOMPARE(fooCtx->scopeIdentifier(true).toString(), QString("foo"));
    QCOMPARE(fooCtx->localDeclarations().size(), 1);
    auto bar = fooCtx->localDeclarations().first();
    QCOMPARE(bar->qualifiedIdentifier().toString(), QString("foo::bar"));
    QCOMPARE(fooCtx->childContexts().size(), 1);

    DUContext* barCtx = fooCtx->childContexts().first();
    QCOMPARE(barCtx->localScopeIdentifier().toString(), QString("bar"));
    QCOMPARE(barCtx->scopeIdentifier(true).toString(), QString("foo::bar"));
    QCOMPARE(barCtx->localDeclarations().size(), 1);
    auto baz = barCtx->localDeclarations().first();
    QCOMPARE(baz->qualifiedIdentifier().toString(), QString("foo::bar::baz"));

    for (auto ctx : {top, mainCtx}) {
        QCOMPARE(ctx->findDeclarations(QualifiedIdentifier("foo")).size(), 1);
        QCOMPARE(ctx->findDeclarations(QualifiedIdentifier("foo::bar")).size(), 1);
        QCOMPARE(ctx->findDeclarations(QualifiedIdentifier("foo::bar::baz")).size(), 1);
    }
}
Esempio n. 3
0
void TestDUChain::testTypeDeductionInTemplateInstantiation()
{
    // see: http://clang-developers.42468.n3.nabble.com/RFC-missing-libclang-query-functions-features-td2504253.html
    TestFile file("template<typename T> struct foo { T member; } foo<int> f; auto i = f.member;", "cpp");
    QVERIFY(file.parseAndWait());

    DUChainReadLocker lock;

    DUContext* ctx = file.topContext().data();
    QVERIFY(ctx);
    QCOMPARE(ctx->localDeclarations().size(), 3);
    Declaration* decl = 0;

    // check 'foo' declaration
    decl = ctx->localDeclarations()[0];
    QVERIFY(decl);
    QCOMPARE(decl->identifier(), Identifier("foo"));

    // check type of 'member' inside declaration-scope
    QCOMPARE(ctx->childContexts().size(), 1);
    DUContext* fooCtx = ctx->childContexts().first();
    QVERIFY(fooCtx);
    // Should there really be two declarations?
    QCOMPARE(fooCtx->localDeclarations().size(), 2);
    decl = fooCtx->localDeclarations()[1];
    QCOMPARE(decl->identifier(), Identifier("member"));

    // check type of 'member' in definition of 'f'
    decl = ctx->localDeclarations()[1];
    QCOMPARE(decl->identifier(), Identifier("f"));
    decl = ctx->localDeclarations()[2];
    QCOMPARE(decl->identifier(), Identifier("i"));
#if CINDEX_VERSION_MINOR < 31
    QEXPECT_FAIL("", "No type deduction here unfortunately, missing API in Clang", Continue);
#endif
    QVERIFY(decl->type<IntegralType>());
}
Esempio n. 4
0
void TestDUChainMultipleFiles::testForeachImportedIdentifier()
{
    // see https://bugs.kde.org/show_bug.cgi?id=269369

    TopDUContext::Features features = TopDUContext::VisibleDeclarationsAndContexts;

    TestProject* project = new TestProject;
    m_projectController->clearProjects();
    m_projectController->addProject(project);

    // build dependency
    TestFile f1("<? class SomeIterator implements Countable, Iterator { }", "php", project);
    f1.parse(features);
    f1.waitForParsed();

    TestFile f2("<?\n"
                "class A {\n"
                "  public function foo() { $i = $this->bar(); foreach($i as $a => $b) {} } \n"
                "  public function bar() { $a = new SomeIterator(); return $a; }\n"
                " }\n", "php", project);

    for(int i = 0; i < 2; ++i) {
        if (i > 0) {
            features = static_cast<TopDUContext::Features>(features | TopDUContext::ForceUpdate);
        }
        f2.parse(features);
        f2.waitForParsed();
        QTest::qWait(100);

        DUChainWriteLocker lock(DUChain::lock());
        DUContext* ACtx = f2.topContext()->childContexts().first();
        QVERIFY(ACtx);
        Declaration* iDec = ACtx->childContexts().at(1)->localDeclarations().first();
        QVERIFY(iDec);
        Declaration* SomeIteratorDec = f1.topContext()->localDeclarations().first();
        QVERIFY(SomeIteratorDec);
        if (i == 0) {
            QEXPECT_FAIL("", "needs a full two-pass (i.e. get rid of PreDeclarationBuilder)", Continue);
        }
        QVERIFY(iDec->abstractType()->equals(SomeIteratorDec->abstractType().constData()));
        QVERIFY(f2.topContext()->imports(f1.topContext(), CursorInRevision(0, 0)));
    }
}
Esempio n. 5
0
void TestCppCodegen::testUpdateIndices()
{
  /// @todo Extend this test to make sure t hat all kinds of declarations retain their indices when they are updated
  {
    InsertIntoDUChain code1("duchaintest_1.h", "class QW{}; struct A { struct Member2; struct Member1; }; class Oq{};");
    InsertIntoDUChain code3("duchaintest_3.h", "#include <duchaintest_1.h>\n struct C : public A { Member1 m1; Member2 m2; A test(int arg) { int v1; \n{}\n { int v2, *v3; }} int test(); };");
    qWarning() << "********************* Parsing step 1";
    code3.parse(TopDUContext::AllDeclarationsContextsUsesAndAST);

    DUChainReadLocker lock;

    IndexedDeclaration CDecl = code3.getDeclaration("C");
    QVERIFY(CDecl.isValid());
    IndexedDeclaration ADecl = code3.getDeclaration("A");
    QVERIFY(ADecl.isValid());

    IndexedDeclaration C_m1 = code3.getDeclaration("C::m1");
    QVERIFY(C_m1.isValid());
    IndexedDeclaration C_m2 = code3.getDeclaration("C::m2");
    QVERIFY(C_m2.isValid());

    QVERIFY(CDecl.declaration()->internalContext());
    QCOMPARE(CDecl.declaration()->internalContext()->localDeclarations().size(), 4);

    IndexedDeclaration C_test = CDecl.declaration()->internalContext()->localDeclarations()[2];
    QVERIFY(C_test.isValid());
    DUContext* testCtx = C_test.data()->internalContext();
    QVERIFY(testCtx);
    QCOMPARE(testCtx->localDeclarations().size(), 1);

    IndexedDeclaration C_test_v1 = testCtx->localDeclarations()[0];

    QCOMPARE(testCtx->childContexts().size(), 2);
    DUContext* child = testCtx->childContexts()[1];

    QCOMPARE(child->localDeclarations().size(), 2);

    IndexedDeclaration C_test_v2 = child->localDeclarations()[0];
    IndexedDeclaration C_test_v3 = child->localDeclarations()[1];

    QCOMPARE(C_test_v1.declaration()->identifier(), Identifier("v1"));
    QCOMPARE(C_test_v2.declaration()->identifier(), Identifier("v2"));
    QCOMPARE(C_test_v3.declaration()->identifier(), Identifier("v3"));
    QCOMPARE(C_m1.declaration()->identifier(), Identifier("m1"));
    QCOMPARE(C_m2.declaration()->identifier(), Identifier("m2"));
    QCOMPARE(C_test.declaration()->identifier(), Identifier("test"));
    QCOMPARE(CDecl.declaration()->identifier(), Identifier("C"));
    QCOMPARE(ADecl.declaration()->identifier(), Identifier("A"));

    lock.unlock();
    code1.m_insertedCode.setText("struct A { struct Member2; struct Member1; };");
    code3.m_insertedCode.setText("#include <duchaintest_1.h>\n class Q{}; struct C : public A { Member2 m2; int c; A test(int arg) { int w1; int v1;\n\n { int     *v3; }} int test(); };");
    code3.parse(TopDUContext::AllDeclarationsContextsAndUses | TopDUContext::ForceUpdateRecursive, true);

    lock.lock();
    QVERIFY(ADecl.declaration());
    QCOMPARE(ADecl.declaration()->identifier(), Identifier("A"));
    QVERIFY(CDecl.declaration());
    QCOMPARE(CDecl.declaration()->identifier(), Identifier("C"));
    QVERIFY(!C_m1.declaration());
    QVERIFY(C_m2.declaration());
    QCOMPARE(C_m2.declaration()->identifier(), Identifier("m2"));
    QVERIFY(C_test.declaration());
    QCOMPARE(C_test.declaration()->identifier(), Identifier("test"));
    QVERIFY(C_test_v1.declaration());
    QCOMPARE(C_test_v1.declaration()->identifier(), Identifier("v1"));
    QVERIFY(!C_test_v2.declaration());
    QVERIFY(C_test_v3.declaration());
    QCOMPARE(C_test_v3.declaration()->identifier(), Identifier("v3"));
  }
}