debtags.test.h

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// -*- mode: c++; tab-width: 4; indent-tabs-mode: t -*-
/*
 * Test for the Debtags data provider
 *
 * Copyright (C) 2003-2007  Enrico Zini <enrico@debian.org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
 */


#include <ept/debtags/debtags.h>

#include <tagcoll/coll/simple.h>
#include <tagcoll/stream/sink.h>
#include <tagcoll/patch.h>

#include <wibble/operators.h>

#include <ept/test.h>
#include <cstdio>

#ifndef EPT_DEBTAGS_TESTH
#define EPT_DEBTAGS_TESTH

using namespace tagcoll;
using namespace std;
using namespace ept;
using namespace ept::debtags;
using namespace wibble::operators;

struct TestDebtags : DebtagsTestEnvironment
{
    Debtags debtags;

    TestDebtags() {}

    Test _1() {
        for (Debtags::const_iterator i = debtags.begin(); i != debtags.end(); ++i)
        {
            *i;
            i->first;
            i->second;
        }
        int items = 0, tags = 0;
        debtags.outputSystem(stream::countingSink(items, tags));
        
        int pitems = 0, ptags = 0;
    debtags.outputPatched(stream::countingSink(pitems, ptags));

    assert(items > 10);
    assert(tags > 10);
    assert(items <= pitems);
    assert(tags <= ptags);
}

    Test _2()
{
    string p("debtags");
    std::set<std::string> tags = debtags.getTagsOfItem(p);
    assert( !tags.empty() );

#if 0
    for ( std::set< Tag >::iterator i = tags.begin(); i != tags.end(); ++ i ) {
        std::cerr << i->id() << ": " << i->fullname() << std::endl;
    }
    std::cerr << "---" << std::endl;
    Tag t = voc().tagByName( "interface::commandline" );
    std::cerr << t.id() << ": " << t.fullname() << std::endl;
#endif

    assert_eq( tags.size(), 8u );
    assert( tags.find("devel::buildtools") != tags.end() );
    assert( tags.find("implemented-in::c++") != tags.end() );
    assert( tags.find("interface::commandline") != tags.end() );
    assert( tags.find("role::program") != tags.end() );
    assert( tags.find("scope::application") != tags.end() );
    assert( tags.find("suite::debian") != tags.end() );
    assert( tags.find("use::searching") != tags.end() );
    assert( tags.find("works-with::software:package") != tags.end() );
}

    Test _3()
{
    using namespace std;

    /* Get the 'debtags' package */
    string p("debtags");

    /* Get its tags */
    std::set<std::string> tags = debtags.getTagsOfItem(p);
    assert(!tags.empty());

    /*
    cerr << "Intersection size: " << endl;
    using namespace wibble::operators;
    std::set<Tag>::const_iterator dbgi = tags.begin();
    cerr << "* " << dbgi->fullname() << ": " << dbgi->id() << endl;
    std::set<int> dbgres = debtags.tagdb().getItemsHavingTag(dbgi->id());
    std::set<Package> dbgpres = debtags.getItemsHavingTag(*dbgi);
    cerr << " #pkgs " << dbgres.size() << " == " << dbgpres.size() << endl;
    cerr << " #isec " << dbgres.size() << " == " << dbgpres.size() << endl;
    cerr << "  "; ppset(dbgpres); cerr << endl;
    cerr << "  "; piset(dbgres); cerr << endl;
    for (++dbgi ; dbgi != tags.end(); ++dbgi)
    {
        cerr << "* " << dbgi->fullname() << ": " << dbgi->id() << endl;
        std::set<Package> dbgpkgs = debtags.getItemsHavingTag(*dbgi);
        std::set<int> dbgids = debtags.tagdb().getItemsHavingTag(dbgi->id());
        cerr << "  "; ppset(dbgpkgs); cerr << endl;
        cerr << "  "; piset(dbgids); cerr << endl;
        cerr << " #pkgs " << dbgpkgs.size() << " == " << dbgids.size() << endl;
        dbgres &= dbgids;
        dbgpres &= dbgpkgs;
        cerr << " #isec " << dbgres.size() << " == " << dbgpres.size() << endl;
    }
    cerr << " " << dbgres.size() << endl << "Results: " << endl;
    for (std::set<int>::const_iterator i = dbgres.begin(); i != dbgres.end(); ++i)
        cerr << "   " << *i << endl;
    */


//  cerr << "Tags of debtags: ";
//  for (std::set<Tag>::const_iterator i = tags.begin(); i != tags.end(); ++i)
//  {
//      cerr << " " + i->fullname() << endl;
//      std::set<Package> packages = debtags.getItemsHavingTag(*i);
//      for (std::set<Package>::const_iterator p = packages.begin();
//              p != packages.end(); ++p)
//          cerr << "   PKG " << p->name() << endl;
//  }
//  cerr << endl;

    /* Get the items for the tagset of 'debtags' */
    std::set<string> packages = debtags.getItemsHavingTags(tags);
    //cerr << packages.size() << endl;
    assert(!packages.empty());
    /*
    for ( std::set< Package >::iterator i = packages.begin(); i != packages.end(); ++ i )
        std::cerr << i->name() << std::endl;
    std::cerr << "---" << std::endl;
    std::cerr << p.name() << std::endl;
    */
    /* They should at least contain 'debtags' */
    assert( p <= packages );

    /* Get one of the tags of 'debtags' */
    std::string tag = *tags.begin();

    /* Get its items */
    {
        /* Need this workaround until I figure out how to tell the new GCC
         * that TagDB is a TDBReadonlyDiskIndex and should behave as such
         */
        std::set<std::string> ts;
        ts.insert(tag);
        packages = debtags.getItemsHavingTags(ts);
    }
    //packages = c.debtags().tagdb().getItems(tag);
    assert(!packages.empty());
    /* They should at least contain 'debtags' */
    assert( p <= packages );

    //c.debtags().getTags(""); // XXX HACK AWW!
}

    Test _4()
{
    std::string patchfile = Path::debtagsUserSourceDir() + "patch";
    unlink(patchfile.c_str());

    string p("debtags");

    /* Get its tags */
    std::set<std::string> tags = debtags.getTagsOfItem(p);
    assert(!tags.empty());

    // Ensure that it's not tagged with gameplaying
    std::string t = "use::gameplaying";
    assert(tags.find(t) == tags.end());

    // Add the gameplaying tag
    PatchList<string, string> change;
    change.addPatch(Patch<string, string>(p, wibble::singleton(t), wibble::Empty<string>()));
    debtags.applyChange(change);

    // See that the patch is non empty
    PatchList<string, string> tmp = debtags.changes();
    assert(tmp.size() > 0);
    assert_eq(tmp.size(), 1u);

    // Ensure that the tag has been added
    tags = debtags.getTagsOfItem(p);
    assert(!tags.empty());

    t = "use::gameplaying";
    assert(tags.find(t) != tags.end());

    // Save the patch
    debtags.savePatch();

    // Check that the saved patch is correct
    FILE* in = fopen(patchfile.c_str(), "r");
    string writtenPatch;
    int c;
    while ((c = getc(in)) != EOF)
        writtenPatch += c;
    fclose(in);

    assert_eq(writtenPatch, string("debtags: +use::gameplaying\n"));

    unlink(patchfile.c_str());

    // Reapply the patch and see that it doesn't disrept things
    debtags.applyChange(change);

    // The patch should not have changed
    tmp = debtags.changes();
    assert_eq(tmp.size(), 1u);
    assert_eq(tmp.begin()->first, p);
    assert_eq(tmp.begin()->second.item, p);
}

// If there is no data, Debtags should work as an empty collection
    Test _5()
{
    Path::OverrideDebtagsSourceDir odsd("./empty");
    Path::OverrideDebtagsIndexDir odid("./empty");
    Path::OverrideDebtagsUserSourceDir odusd("./empty");
    Path::OverrideDebtagsUserIndexDir oduid("./empty");
    Debtags empty;

    assert(empty.begin() == empty.end());
    assert_eq(empty.timestamp(), 0);
    assert(!empty.hasData());

    tagcoll::PatchList<std::string, std::string> patches = empty.changes();
    assert(patches.empty());

    set<std::string> res = empty.getTagsOfItem("apt");
    assert(res.empty());
    // TODO: currently does not compile because of a bug in tagcoll
    //res = empty.getTagsOfItems(wibble::singleton(string("apt")));
    //assert(res.empty());

    res = empty.getAllTags();
    assert(res.empty());

    tagcoll::coll::Simple<string, std::string> coll;
    empty.outputSystem(tagcoll::coll::inserter(coll));
    assert_eq(coll.itemCount(), 0u);

    coll.clear();

    empty.outputPatched(tagcoll::coll::inserter(coll));
    assert_eq(coll.itemCount(), 0u);
}

};

#include <ept/debtags/debtags.tcc>
#include <tagcoll/coll/simple.tcc>

#endif

// vim:set ts=4 sw=4: