unoexceptionprotector.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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 *   except in compliance with the License. You may obtain a copy of
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#include <cstdlib>
#include <string>
#include <string_view>
 
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/Exception.hpp>
#include <cppuhelper/exc_hlp.hxx>
#include <cppunit/Message.h>
#include <osl/thread.h>
#include <rtl/string.hxx>
#include <rtl/ustring.hxx>
#include <sal/types.h>
 
#include <cppunit/Protector.h>
 
namespace {
 
// Best effort conversion:
std::string convert(std::u16string_view s16) {
    OString s8(OUStringToOString(s16, osl_getThreadTextEncoding()));
    static_assert(sizeof (sal_Int32) <= sizeof (std::string::size_type), "got to be at least equal");
        // ensure following cast is legitimate
    return std::string(s8);
}
 
class Prot : public CppUnit::Protector
{
public:
    Prot() {}
 
    Prot(const Prot&) = delete;
    Prot& operator=(const Prot&) = delete;
 
    virtual bool protect(
        CppUnit::Functor const & functor,
        CppUnit::ProtectorContext const & context) override;
};
 
bool Prot::protect(
    CppUnit::Functor const & functor, CppUnit::ProtectorContext const & context)
{
    try {
        return functor();
    } catch (const css::uno::Exception &e) {
        css::uno::Any a(cppu::getCaughtException());
        reportError(
            context,
            CppUnit::Message(
                "An uncaught exception of type " + convert(a.getValueTypeName()),
                convert(e.Message)));
    }
    return false;
}
 
}
 
extern "C" SAL_DLLPUBLIC_EXPORT CppUnit::Protector *
unoexceptionprotector() {
    return std::getenv("CPPUNIT_PROPAGATE_EXCEPTIONS") == nullptr ? new Prot : nullptr;
}
 
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