/* jshint globalstrict:false, strict:false, unused : false */
/* global assertEqual, assertFalse */
// //////////////////////////////////////////////////////////////////////////////
// / @brief tests for transactions
// /
// / @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 Jan Steemann
// / @author Copyright 2013, triAGENS GmbH, Cologne, Germany
// //////////////////////////////////////////////////////////////////////////////

var db = require('@arangodb').db;
var internal = require('internal');
var jsunity = require('jsunity');

function runSetup () {
  'use strict';
  internal.debugClearFailAt();

  db._drop('UnitTestsRecovery');
  var c = db._create('UnitTestsRecovery'), i;

  c.ensureHashIndex('value1');
  c.ensureSkiplist('value2');

  for (i = 0; i < 1000; ++i) {
    c.save({ _key: 'test' + i, value1: i, value2: 'test' + (i % 10) });
  }

  c.save({ _key: 'crashme' }, true);

  internal.debugTerminate('crashing server');
}

// //////////////////////////////////////////////////////////////////////////////
// / @brief test suite
// //////////////////////////////////////////////////////////////////////////////

function recoverySuite () {
  'use strict';
  jsunity.jsUnity.attachAssertions();

  return {
    setUp: function () {},
    tearDown: function () {},

    // //////////////////////////////////////////////////////////////////////////////
    // / @brief test whether we can restore the trx data
    // //////////////////////////////////////////////////////////////////////////////

    testIndexes: function () {
      var docs;
      var c = db._collection('UnitTestsRecovery'), i;
      var idx = c.getIndexes().sort(function (l, r) {
        if (l.id.length !== r.id.length) {
          return l.id.length - r.id.length < 0 ? -1 : 1;
        }

        // length is equal
        for (var i = 0; i < l.id.length; ++i) {
          if (l.id[i] !== r.id[i]) {
            return l.id[i] < r.id[i] ? -1 : 1;
          }
        }

        return 0;
      });

      assertEqual(3, idx.length);

      assertEqual('primary', idx[0].type);
      assertEqual('hash', idx[1].type);
      assertFalse(idx[1].unique);
      assertFalse(idx[1].sparse);
      assertEqual([ 'value1' ], idx[1].fields);

      assertEqual('skiplist', idx[2].type);
      assertFalse(idx[2].unique);
      assertFalse(idx[2].sparse);
      assertEqual([ 'value2' ], idx[2].fields);

      for (i = 0; i < 1000; ++i) {
        var doc = c.document('test' + i);
        assertEqual(i, doc.value1);
        assertEqual('test' + (i % 10), doc.value2);
      }

      for (i = 0; i < 1000; ++i) {
        docs = c.byExample({ value1: i }).toArray();
        assertEqual(1, docs.length);
        assertEqual('test' + i, docs[0]._key);
      }

      for (i = 0; i < 1000; ++i) {
        docs = c.byExample({ value2: 'test' + (i % 10) }).toArray();
        assertEqual(100, docs.length);
      }
    }

  };
}

// //////////////////////////////////////////////////////////////////////////////
// / @brief executes the test suite
// //////////////////////////////////////////////////////////////////////////////

function main (argv) {
  'use strict';
  if (argv[1] === 'setup') {
    runSetup();
    return 0;
  } else {
    jsunity.run(recoverySuite);
    return jsunity.writeDone().status ? 0 : 1;
  }
}