Method testReparseInclude

plugins/clang/tests/test_duchain.cpp:1177–1220

}

void TestDUChain::testReparseInclude()
{
    TestFile header(QStringLiteral("int foo() { return 42; }\n"), QStringLiteral("h"));
    TestFile impl("#include \"" + header.url().str() + "\"\n"
                  "int main() { return foo(); }", QStringLiteral("cpp"), &header);

    // Use TopDUContext::AST to imitate that document is opened in the editor, so that ClangParseJob can store translation unit, that'll be used for reparsing.
    impl.parse(TopDUContext::AllDeclarationsAndContexts | TopDUContext::AST);
    QVERIFY(impl.waitForParsed(5000));
    {
        DUChainReadLocker lock;
        auto implCtx = impl.topContext();
        QVERIFY(implCtx);
        QCOMPARE(implCtx->importedParentContexts().size(), 1);
    }

    impl.parse(TopDUContext::AllDeclarationsContextsAndUses | TopDUContext::AST);
    QVERIFY(impl.waitForParsed(5000));

    DUChainReadLocker lock;
    auto implCtx = impl.topContext();
    QVERIFY(implCtx);
    QCOMPARE(implCtx->localDeclarations().size(), 1);

    QCOMPARE(implCtx->importedParentContexts().size(), 1);

    auto headerCtx = DUChain::self()->chainForDocument(header.url());
    QVERIFY(headerCtx);
    QVERIFY(!headerCtx->parsingEnvironmentFile()->needsUpdate());
    QCOMPARE(headerCtx->localDeclarations().size(), 1);

    QVERIFY(implCtx->imports(headerCtx, CursorInRevision(0, 10)));

    Declaration* foo = headerCtx->localDeclarations().first();
    QCOMPARE(foo->uses().size(), 1);
    QCOMPARE(foo->uses().begin().key(), impl.url());
    QCOMPARE(foo->uses().begin()->size(), 1);
    QCOMPARE(foo->uses().begin()->first(), RangeInRevision(1, 20, 1, 23));

    QCOMPARE(DUChain::self()->allEnvironmentFiles(header.url()).size(), 1);
    QCOMPARE(DUChain::self()->allEnvironmentFiles(impl.url()).size(), 1);
    QCOMPARE(DUChain::self()->chainsForDocument(header.url()).size(), 1);
    QCOMPARE(DUChain::self()->chainsForDocument(impl.url()).size(), 1);
}

void TestDUChain::testReparseChangeEnvironment()
{