/*jslint indent: 2,
         nomen: true,
         maxlen: 80 */
/*global require, db, assertEqual */
(function () {
  "use strict";

////////////////////////////////////////////////////////////////////////////////
/// @brief test the graph class
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2010-2012 triagens GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
///     http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is triAGENS GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler, Lucas Dohmen
/// @author Copyright 2012, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////

  var jsunity = require("jsunity");

// -----------------------------------------------------------------------------
// --SECTION--                                                collection methods
// -----------------------------------------------------------------------------

////////////////////////////////////////////////////////////////////////////////
/// @brief test suite: Graph Basics
////////////////////////////////////////////////////////////////////////////////

  function graphBasicsSuite() {
    //var ERRORS = require("internal").errors;
    var Graph = require("graph").Graph;
    var graph_name = "UnitTestsCollectionGraph";
    var vertex = "UnitTestsCollectionVertex";
    var edge = "UnitTestsCollectionEdge";
    var graph = null;

    return {

////////////////////////////////////////////////////////////////////////////////
/// @brief set up
////////////////////////////////////////////////////////////////////////////////

      setUp : function () {
        try {
          try {
            graph = new Graph(graph_name);
            print("FOUND: ");
            PRINT_OBJECT(graph);
            graph.drop();
          }
          catch (err) {
          }

          graph = new Graph(graph_name, vertex, edge);
        }
        catch (err) {
          console.error("[FAILED] setup failed:" + err);
        }
      },

////////////////////////////////////////////////////////////////////////////////
/// @brief tear down
////////////////////////////////////////////////////////////////////////////////

      tearDown : function () {
        try {
          if (graph != null) {
            graph.drop();
          }
        }
        catch (err) {
          console.error("[FAILED] tear-down failed:" + err);
        }
      },

////////////////////////////////////////////////////////////////////////////////
/// @brief create a vertex without data
////////////////////////////////////////////////////////////////////////////////

      testCreateVertexWithoutData : function () {
        var v = graph.addVertex("name1");

        assertEqual("name1", v.getId());
      },

////////////////////////////////////////////////////////////////////////////////
/// @brief create a vertex
////////////////////////////////////////////////////////////////////////////////

      testCreateVertex : function () {
        var v = graph.addVertex("name1", { age : 23 });

        assertEqual("name1", v.getId());
        assertEqual(23, v.getProperty("age"));
      },

////////////////////////////////////////////////////////////////////////////////
/// @brief get a vertex
////////////////////////////////////////////////////////////////////////////////

      testGetVertex : function () {
        var v1 = graph.addVertex("find_me", { age : 23 }),
          vid,
          v2;

        vid = v1.getId();
        v2 = graph.getVertex(vid);
        assertEqual(23, v2.getProperty("age"));
      },

////////////////////////////////////////////////////////////////////////////////
/// @brief change a property
////////////////////////////////////////////////////////////////////////////////

      testChangeProperty : function () {
        var v = graph.addVertex("name2", { age : 32 });

        assertEqual("name2", v.getId());
        assertEqual(32, v.getProperty("age"));

        v.setProperty("age", 23);

        assertEqual("name2", v.getId());
        assertEqual(23, v.getProperty("age"));
      }
    };
  }

////////////////////////////////////////////////////////////////////////////////
/// @brief executes the test suites
////////////////////////////////////////////////////////////////////////////////

  jsunity.run(graphBasicsSuite);
  jsunity.done();

}());