var db = require("org/arangodb").db;
var internal = require("internal");
var jsunity = require("jsunity");


function runSetup () {
  internal.debugClearFailAt();
  
  db._drop("UnitTestsRecovery");
  db._create("UnitTestsRecovery");

  db._executeTransaction({
    collections: {
      write: "UnitTestsRecovery"
    },
    action: function () {
      var db = require("org/arangodb").db;

      var i, c = db._collection("UnitTestsRecovery");
      for (i = 0; i < 50000; ++i) {
        c.save({ _key: "test" + i, value1: "test" + i, value2: i }); 
      }

      for (i = 0; i < 50000; ++i) {
        c.save({ _key: "filler" + i });
      }
      
      for (i = 0; i < 50000; ++i) {
        c.update("test" + i, { value3: "additional value", value4: i }); 
      }
      
      for (i = 0; i < 50000; ++i) {
        c.remove("filler" + i);
      }

      for (i = 0; i < 50000; ++i) {
        c.remove("test" + i, true);
      }
    }
  });

  internal.debugSegfault("crashing server");
}

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

function recoverySuite () {
  jsunity.jsUnity.attachAssertions();

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

////////////////////////////////////////////////////////////////////////////////
/// @brief test whether we can restore the trx data
////////////////////////////////////////////////////////////////////////////////
    
    testInsertUpdateRemoveDistance : function () {
      var i, c = db._collection("UnitTestsRecovery");
        
      assertEqual(0, c.count());
      for (i = 0; i < 50000; ++i) {
        assertFalse(c.exists("test" + i));
      }
      for (i = 0; i < 50000; ++i) {
        assertFalse(c.exists("filler" + i));
      }
    }
        
  };
}

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

function main (argv) {
  if (argv[1] === "setup") {
    runSetup();
    return 0;
  }
  else {
    jsunity.run(recoverySuite);
    return jsunity.done() ? 0 : 1;
  }
}