/* jshint globalstrict:false, strict:false, unused : false */
/* global assertEqual, assertFalse, assertTrue */

// //////////////////////////////////////////////////////////////////////////////
// / @brief tests for dump/reload
// /
// / @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 2012, 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('UnitTestsRecovery1');
  var c = db._create('UnitTestsRecovery1'), i;
  c.ensureSkiplist('value');

  for (i = 0; i < 1000; ++i) {
    c.save({ value: i });
  }

  db._drop('UnitTestsRecovery2');
  c = db._create('UnitTestsRecovery2');
  c.ensureUniqueSkiplist('a.value');

  for (i = 0; i < 1000; ++i) {
    c.save({ a: { value: i } });
  }

  db._drop('UnitTestsRecovery3');
  c = db._create('UnitTestsRecovery3');
  c.ensureSkiplist('a', 'b');

  for (i = 0; i < 500; ++i) {
    c.save({ a: (i % 2) + 1, b: 1 });
    c.save({ a: (i % 2) + 1, b: 2 });
  }

  db._drop('test');
  c = db._create('test');
  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
    // //////////////////////////////////////////////////////////////////////////////

    testIndexesSkiplist: function () {
      var c = db._collection('UnitTestsRecovery1'), idx, i;
      idx = c.getIndexes()[1];
      assertFalse(idx.unique);
      assertFalse(idx.sparse);
      assertEqual([ 'value' ], idx.fields);
      for (i = 0; i < 1000; ++i) {
        assertEqual(1, c.byExample({ value: i }).toArray().length);
      }
      assertEqual(1, db._query("FOR doc IN UnitTestsRecovery1 FILTER doc.value == 1 RETURN doc").toArray().length);

      c = db._collection('UnitTestsRecovery2');
      idx = c.getIndexes()[1];
      assertTrue(idx.unique);
      assertFalse(idx.sparse);
      assertEqual([ 'a.value' ], idx.fields);
      for (i = 0; i < 1000; ++i) {
        assertEqual(1, c.byExample({ 'a.value': i }).toArray().length);
      }
      assertEqual(1, db._query("FOR doc IN UnitTestsRecovery2 FILTER doc.a.value == 1 RETURN doc").toArray().length);

      c = db._collection('UnitTestsRecovery3');
      idx = c.getIndexes()[1];
      assertFalse(idx.unique);
      assertFalse(idx.sparse);
      assertEqual([ 'a', 'b' ], idx.fields);
      assertEqual(250, c.byExample({ a: 1, b: 1 }).toArray().length);
      assertEqual(250, c.byExample({ a: 1, b: 2 }).toArray().length);
      assertEqual(250, c.byExample({ a: 2, b: 1 }).toArray().length);
      assertEqual(250, c.byExample({ a: 2, b: 2 }).toArray().length);
      assertEqual(250, db._query("FOR doc IN UnitTestsRecovery3 FILTER doc.a == 1 && doc.b == 1 RETURN doc").toArray().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;
  }
}