forked from qt-creator/qt-creator
13675cf6ed
Removed CPLUSPLUS_BEGIN/END_NAMESPACE & co and made it possible to compile the parser with CPLUSPLUS_WITHOUT_QT.
115 lines
2.6 KiB
C++
115 lines
2.6 KiB
C++
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#include <QtTest>
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#include <QObject>
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#include <AST.h>
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#include <ASTVisitor.h>
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#include <TranslationUnit.h>
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#include <CppDocument.h>
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#include <LookupContext.h>
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#include <Symbols.h>
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#include <Overview.h>
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using namespace CPlusPlus;
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template <template <typename, typename> class _Map, typename _T1, typename _T2>
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_Map<_T2, _T1> invert(const _Map<_T1, _T2> &m)
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{
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_Map<_T2, _T1> i;
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typename _Map<_T1, _T2>::const_iterator it = m.constBegin();
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for (; it != m.constEnd(); ++it) {
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i.insertMulti(it.value(), it.key());
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}
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return i;
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}
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class ClassSymbols: protected ASTVisitor,
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public QMap<ClassSpecifierAST *, Class *>
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{
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public:
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ClassSymbols(Control *control)
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: ASTVisitor(control)
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{ }
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QMap<ClassSpecifierAST *, Class *> asMap() const
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{ return *this; }
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void operator()(AST *ast)
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{ accept(ast); }
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protected:
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virtual bool visit(ClassSpecifierAST *ast)
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{
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Class *classSymbol = ast->symbol;
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Q_ASSERT(classSymbol != 0);
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insert(ast, classSymbol);
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return true;
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}
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};
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class tst_Lookup: public QObject
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{
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Q_OBJECT
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private Q_SLOTS:
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void base_class_defined_1();
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};
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void tst_Lookup::base_class_defined_1()
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{
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Overview overview;
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const QByteArray source = "\n"
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"class base {};\n"
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"class derived: public base {};\n";
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Document::Ptr doc = Document::create("base_class_defined_1");
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doc->setSource(source);
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doc->parse();
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doc->check();
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QVERIFY(doc->diagnosticMessages().isEmpty());
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QCOMPARE(doc->globalSymbolCount(), 2U);
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Snapshot snapshot;
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snapshot.insert(doc->fileName(), doc);
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Document::Ptr emptyDoc = Document::create("<empty>");
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Class *baseClass = doc->globalSymbolAt(0)->asClass();
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QVERIFY(baseClass);
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Class *derivedClass = doc->globalSymbolAt(1)->asClass();
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QVERIFY(derivedClass);
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LookupContext ctx(derivedClass, emptyDoc, doc, snapshot);
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const QList<Symbol *> candidates =
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ctx.resolveClass(derivedClass->baseClassAt(0)->name());
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QCOMPARE(candidates.size(), 1);
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QCOMPARE(candidates.at(0), baseClass);
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TranslationUnit *unit = doc->translationUnit();
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QVERIFY(unit != 0);
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TranslationUnitAST *ast = unit->ast()->asTranslationUnit();
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QVERIFY(ast != 0);
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ClassSymbols classSymbols(doc->control());
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classSymbols(ast);
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QCOMPARE(classSymbols.size(), 2);
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const QMap<Class *, ClassSpecifierAST *> classToAST =
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invert(classSymbols.asMap());
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QVERIFY(classToAST.value(baseClass) != 0);
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QVERIFY(classToAST.value(derivedClass) != 0);
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}
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QTEST_APPLESS_MAIN(tst_Lookup)
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#include "tst_lookup.moc"
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