torc/architecture/TilesUnitTest.cpp

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// Torc - Copyright 2011 University of Southern California.  All Rights Reserved.
// $HeadURL: https://torc-isi.svn.sourceforge.net/svnroot/torc-isi/branches/staging/0.9/src/torc/architecture/TilesUnitTest.cpp $
// $Id: TilesUnitTest.cpp 10 2011-10-12 18:40:16Z nsteiner $

// This program is free software: you can redistribute it and/or modify it under the terms of the 
// GNU General Public License as published by the Free Software Foundation, either version 3 of the 
// License, or (at your option) any later version.
// 
// This program 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 General Public License for more details.
// 
// You should have received a copy of the GNU General Public License along with this program.  If 
// not, see <http://www.gnu.org/licenses/>.

/// \file
/// \brief Unit test for the Tiles class.

#include <boost/test/unit_test.hpp>
#include "torc/architecture/Tiles.hpp"
#include "torc/architecture/DDB.hpp"
#include "torc/common/Devices.hpp"

namespace torc {
namespace architecture {

BOOST_AUTO_TEST_SUITE(architecture)

// prototype for the worker function
void testDeviceTiles(DDB& inDDB);

/// \brief Unit test for the Tiles class.
BOOST_AUTO_TEST_CASE(TilesUnitTest) {

    // iterate over the devices
    const torc::common::DeviceVector& devices = torc::common::Devices::getUnitTestDevices();
    torc::common::DeviceVector::const_iterator dp = devices.begin();
    torc::common::DeviceVector::const_iterator de = devices.end();
    while(dp < de) {
        const std::string& device = *dp++;
        if(device.empty()) break;
        DDB ddb(device);
        testDeviceTiles(ddb);
    }

}

void testDeviceTiles(DDB& inDDB) {
    // functions tested during database initialization and deletion:
    //      Tiles(void);
    //      ~Tiles(void);
    //      size_t readTileTypes(DigestStream& inStream);
    //      size_t readTileWireInfo(DigestStream& inStream);
    //      size_t readTileMap(DigestStream& inStream);
    const Tiles& tiles = inDDB.getTiles();

    // functions tested:
    //      TileTypeCount getTileTypeCount(void) const;
    // members tested:
    //      TileTypeCount mTileTypeCount;
    xilinx::TileTypeCount tileTypeCount = tiles.getTileTypeCount();
    if(tileTypeCount == xilinx::TileTypeCount(0)) // to reduce output
        BOOST_CHECK(tileTypeCount != 0);

    // functions tested:
    //      const char* getTileTypeName(TileTypeIndex inTileTypeIndex) const;
    // members tested:
    //      Array<const CharStringWrapper> mTileTypeNames;
    for(xilinx::TileTypeIndex tileTypeIndex; tileTypeIndex < tileTypeCount; tileTypeIndex++) {
        const char* tileTypeName = tiles.getTileTypeName(tileTypeIndex);
        if(*tileTypeName == 0) // to reduce output
            BOOST_CHECK(*tileTypeName != 0);
    }

    // functions tested:
    //      TileCount getTileCount(void) const;
    //      TileRow getRowCount(void) const;
    //      TileCol getColCount(void) const;
    // members tested:
    //      TileCount mTileCount;
    //      TileRow mRowCount;
    //      TileCol mColCount;
    xilinx::TileCount tileCount = tiles.getTileCount();
    xilinx::TileRow rowCount = tiles.getRowCount();
    xilinx::TileCol colCount = tiles.getColCount();
    if(tileCount == xilinx::TileCount(0)) // to reduce output
        BOOST_CHECK(tileCount != 0);
    if(rowCount == xilinx::TileRow(0)) // to reduce output
        BOOST_CHECK(rowCount != 0);
    if(colCount == xilinx::TileCol(0)) // to reduce output
        BOOST_CHECK(colCount != 0);
    if(static_cast<int>(tileCount) != rowCount * colCount) // to reduce output
        BOOST_CHECK_EQUAL(static_cast<int>(tileCount), rowCount * colCount);

    // functions tested:
    //      const TileInfo& getTileInfo(TileIndex inTileIndex) const;
    //      TileIndex getTileIndex(TileRow inRow, TileCol inCol) const;
    //      TileIndex findTileIndex(const string& inName) const;
    //      static bool CompareTilePairByName(const TileNameIndexPair& inA, 
    //          const TileNameIndexPair& inB);
    // members tested:
    //      TileIndex** mTileMap;
    //      Array<const TileInfo> mTiles;
    //      Array<const TileNameIndexPair> mOrderedTileNames;
    for(xilinx::TileIndex tileIndex; tileIndex < tileCount; tileIndex++) {
        // look up the tile info
        const TileInfo& tileInfo = tiles.getTileInfo(tileIndex);
        // verify that tile indexes and coordinates are consistent
        xilinx::TileRow tileRow = tileInfo.getRow();
        xilinx::TileCol tileCol = tileInfo.getCol();
        const char* tileName = tileInfo.getName();
        if(*tileName == 0) // to reduce output
            BOOST_CHECK(*tileName != 0);
        xilinx::TileIndex rowColTileIndex = tiles.getTileIndex(tileRow, tileCol);
        if(tileIndex != rowColTileIndex) // to reduce output
            BOOST_CHECK_EQUAL(tileIndex, rowColTileIndex);
        xilinx::TileIndex findTileIndex = tiles.findTileIndex(tileName);
        if(tileIndex != findTileIndex) // to reduce output
            BOOST_CHECK_EQUAL(tileIndex, findTileIndex);
    }

    // functions tested:
    //      const Array<const WireInfo>& getWireInfo(TileTypeIndex inTileTypeIndex) const;
    //      const WireInfo& getWireInfo(TileTypeIndex inTileTypeIndex, WireIndex inWireIndex) const;
    //      static bool CompareWirePairByName(const WireNameIndexPair& inA, 
    //          const WireNameIndexPair& inB);
    //      WireIndex findWireIndex(TileTypeIndex inTileTypeIndex, const string& inName) const;
    // members tested:
    //      Array2D<const WireInfo> mWires;
    //      Array2D<const WireNameIndexPair> mOrderedWireNames;
    for(xilinx::TileTypeIndex tileTypeIndex; tileTypeIndex < tileTypeCount; tileTypeIndex++) {
    // verify that wire indexes are consistent
        xilinx::WireCount wireCount = tiles.getWireCount(tileTypeIndex);
        const Array<const WireInfo>& wireInfoArray = tiles.getWireInfo(tileTypeIndex);
        for(xilinx::WireIndex wireIndex; wireIndex < wireCount; wireIndex++) {
            const WireInfo& wireInfo = tiles.getWireInfo(tileTypeIndex, wireIndex);
            if(&wireInfo != &wireInfoArray[wireIndex]) // to reduce output
                BOOST_CHECK(&wireInfo == &wireInfoArray[wireIndex]);
            const char* wireName = wireInfo.getName();
            if(*wireName == 0) // to reduce output
                BOOST_CHECK(*wireName != 0);
            xilinx::WireIndex findWireIndex = tiles.findWireIndex(tileTypeIndex, wireName);
            if(wireIndex != findWireIndex) // to reduce output
                BOOST_CHECK_EQUAL(wireIndex, findWireIndex);
        }
    }
}

BOOST_AUTO_TEST_SUITE_END()

} // namespace architecture
} // namespace torc

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