/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */


var App = require('app');

require('config');
require('utils/updater');
require('utils/ajax');

require('models/host_component');

require('controllers/global/background_operations_controller');
require('views/common/modal_popup');
require('utils/host_progress_popup');

describe('App.BackgroundOperationsController', function () {

  var controller = App.BackgroundOperationsController.create();

  describe('#getQueryParams', function () {
    /**
     * Predefined data
     *
     */
    App.set('clusterName', 'testName');
    App.bgOperationsUpdateInterval = 100;

    var tests = Em.A([
      {
        levelInfo: Em.Object.create({
          name: 'REQUESTS_LIST',
          requestId: null,
          taskId: null,
          sync: false
        }),
        e: {
          name: 'background_operations.get_most_recent',
          successCallback: 'callBackForMostRecent',
          data: {}
        },
        response: {items: []},
        m: '"Get Most Recent"'
      },
      {
        levelInfo: Em.Object.create({
          name: 'TASK_DETAILS',
          requestId: 1,
          taskId: 1,
          sync: false
        }),
        e: {
          name: 'background_operations.get_by_task',
          successCallback: 'callBackFilteredByTask',
          data: {
            taskId: 1,
            requestId: 1,
            sync: false
          }
        },
        response: {items: {Tasks: {request_id: 0}}},
        m: '"Filtered By task"'
      },
      {
        levelInfo: Em.Object.create({
          name: 'TASKS_LIST',
          requestId: 1,
          taskId: 1,
          sync: false
        }),
        e: {
          name: 'background_operations.get_by_request',
          successCallback: 'callBackFilteredByRequest',
          data: {
            requestId: 1,
            sync: false
          }
        },
        response: {items: {Requests: {id: 0}}},
        m: '"Filtered By Request (TASKS_LIST)"'
      },
      {
        levelInfo: Em.Object.create({
          name: 'HOSTS_LIST',
          requestId: 1,
          taskId: 1,
          sync: false
        }),
        e: {
          name: 'background_operations.get_by_request',
          successCallback: 'callBackFilteredByRequest',
          data: {
            requestId: 1,
            sync: false
          }
        },
        response: {items: {Requests: {id: 0}}},
        m: '"Filtered By Request (HOSTS_LIST)"'
      }
    ]);

    beforeEach(function () {
      App.testMode = false;
    });
    afterEach(function () {
      App.testMode = true;
    });

    tests.forEach(function (test) {
      it(test.m, function () {
        controller.set('levelInfo', test.levelInfo);
        var r = controller.getQueryParams();
        expect(r.name).to.equal(test.e.name);
        expect(r.successCallback).to.equal(test.e.successCallback);
        expect(r.data).to.eql(test.e.data);
      });
    });
  });

  describe('#startPolling()', function () {

    beforeEach(function () {
      sinon.spy(App.updater, 'run');
      sinon.spy(controller, 'requestMostRecent');
    });
    afterEach(function () {
      App.updater.run.restore();
      controller.requestMostRecent.restore();
    });

    it('isWorking = false', function () {
      controller.set('isWorking', false);
      expect(App.updater.run.calledOnce).to.equal(false);
      expect(controller.requestMostRecent.calledOnce).to.equal(false);
    });
    it('isWorking = true', function () {
      controller.set('isWorking', true);
      expect(App.updater.run.calledOnce).to.equal(true);
      expect(controller.requestMostRecent.calledOnce).to.equal(true);
    });
  });

  describe('#callBackForMostRecent()', function () {
    it('No requests exists', function () {
      var data = {
        items: []
      };
      controller.callBackForMostRecent(data);
      expect(controller.get("allOperationsCount")).to.equal(0);
      expect(controller.get("services")).to.be.empty;
    });
    it('One non-running request', function () {
      var data = {
        items: [
          {
            Requests: {
              id: 1,
              request_context: '',
              task_count: 0,
              aborted_task_count: 0,
              completed_task_count: 0,
              failed_task_count: 0,
              timed_out_task_count: 0,
              queued_task_count: 0
            }
          }
        ]
      };
      controller.callBackForMostRecent(data);
      expect(controller.get("allOperationsCount")).to.equal(0);
      expect(controller.get("services").mapProperty('id')).to.eql([1]);
    });


    it('One running request', function () {
      var data = {
        items: [
          {
            Requests: {
              id: 1,
              request_context: '',
              task_count: 1,
              aborted_task_count: 0,
              completed_task_count: 0,
              failed_task_count: 0,
              timed_out_task_count: 0,
              queued_task_count: 0
            }
          }
        ]
      };
      controller.callBackForMostRecent(data);
      expect(controller.get("allOperationsCount")).to.equal(1);
      expect(controller.get("services").mapProperty('id')).to.eql([1]);
    });
    it('Two requests in order', function () {
      var data = {
        items: [
          {
            Requests: {
              id: 1,
              request_context: ''
            }
          },
          {
            Requests: {
              id: 2,
              request_context: ''
            }
          }
        ]
      };
      controller.callBackForMostRecent(data);
      expect(controller.get("allOperationsCount")).to.equal(0);
      expect(controller.get("services").mapProperty('id')).to.eql([2, 1]);
    });
  });

  describe('#removeOldRequests()', function () {
    var testCases = [
      {
        title: 'No requests exist',
        content: {
          currentRequestIds: [],
          services: []
        },
        result: []
      },
      {
        title: 'One current request',
        content: {
          currentRequestIds: [1],
          services: [
            {id: 1}
          ]
        },
        result: [
          {id: 1}
        ]
      },
      {
        title: 'One old request',
        content: {
          currentRequestIds: [2],
          services: [
            {id: 1}
          ]
        },
        result: []
      },
      {
        title: 'One old request and one is current',
        content: {
          currentRequestIds: [2],
          services: [
            {id: 1},
            {id: 2}
          ]
        },
        result: [
          {id: 2}
        ]
      }
    ];

    testCases.forEach(function (test) {
      it(test.title, function () {
        controller.set('services', test.content.services);
        controller.removeOldRequests(test.content.currentRequestIds);
        expect(controller.get('services')).to.eql(test.result);
      });
    });
  });

  describe('#isRequestRunning()', function () {
    var testCases = [
      {
        title: 'Counters are missing',
        request: {
          Requests: {}
        },
        result: false
      },
      {
        title: 'Request has zero tasks',
        request: {
          Requests: {
            task_count: 0,
            aborted_task_count: 0,
            completed_task_count: 0,
            failed_task_count: 0,
            timed_out_task_count: 0,
            queued_task_count: 0
          }
        },
        result: false
      },
      {
        title: 'One task in running status',
        request: {
          Requests: {
            task_count: 1,
            aborted_task_count: 0,
            completed_task_count: 0,
            failed_task_count: 0,
            timed_out_task_count: 0,
            queued_task_count: 0
          }
        },
        result: true
      },
      {
        title: 'One task in queued status',
        request: {
          Requests: {
            task_count: 1,
            aborted_task_count: 0,
            completed_task_count: 0,
            failed_task_count: 0,
            timed_out_task_count: 0,
            queued_task_count: 1
          }
        },
        result: true
      },
      {
        title: 'One task in aborted status',
        request: {
          Requests: {
            task_count: 1,
            aborted_task_count: 1,
            completed_task_count: 0,
            failed_task_count: 0,
            timed_out_task_count: 0,
            queued_task_count: 0
          }
        },
        result: false
      },
      {
        title: 'One task in completed status',
        request: {
          Requests: {
            task_count: 1,
            aborted_task_count: 0,
            completed_task_count: 1,
            failed_task_count: 0,
            timed_out_task_count: 0,
            queued_task_count: 0
          }
        },
        result: false
      },
      {
        title: 'One task in failed status',
        request: {
          Requests: {
            task_count: 1,
            aborted_task_count: 0,
            completed_task_count: 0,
            failed_task_count: 1,
            timed_out_task_count: 0,
            queued_task_count: 0
          }
        },
        result: false
      },
      {
        title: 'One task in timed out status',
        request: {
          Requests: {
            task_count: 1,
            aborted_task_count: 0,
            completed_task_count: 0,
            failed_task_count: 0,
            timed_out_task_count: 1,
            queued_task_count: 0
          }
        },
        result: false
      },
      {
        title: 'One task in timed out status and the second one in running',
        request: {
          Requests: {
            task_count: 2,
            aborted_task_count: 0,
            completed_task_count: 0,
            failed_task_count: 0,
            timed_out_task_count: 1,
            queued_task_count: 0
          }
        },
        result: true
      },
      {
        title: 'One task in each status',
        request: {
          Requests: {
            task_count: 5,
            aborted_task_count: 1,
            completed_task_count: 1,
            failed_task_count: 1,
            timed_out_task_count: 1,
            queued_task_count: 1
          }
        },
        result: true
      },
      {
        title: 'One task in each status except queued',
        request: {
          Requests: {
            task_count: 5,
            aborted_task_count: 1,
            completed_task_count: 1,
            failed_task_count: 1,
            timed_out_task_count: 1,
            queued_task_count: 0
          }
        },
        result: true
      },
      {
        title: 'No tasks in running status',
        request: {
          Requests: {
            task_count: 4,
            aborted_task_count: 1,
            completed_task_count: 1,
            failed_task_count: 1,
            timed_out_task_count: 1,
            queued_task_count: 0
          }
        },
        result: false
      }
    ];

    testCases.forEach(function (test) {
      it(test.title, function () {
        expect(controller.isRequestRunning(test.request)).to.eql(test.result);
      });
    });
  });

  describe('#isOneHost()', function () {
    var testCases = [
      {
        title: 'inputs is null',
        inputs: null,
        result: false
      },
      {
        title: 'inputs is "null"',
        inputs: 'null',
        result: false
      },
      {
        title: 'inputs is empty object',
        inputs: '{}',
        result: false
      },
      {
        title: 'included_hosts is empty',
        inputs: '{"included_hosts": ""}',
        result: false
      },
      {
        title: 'included_hosts contain one host',
        inputs: '{"included_hosts": "host1"}',
        result: true
      },
      {
        title: 'included_hosts contain two hosts',
        inputs: '{"included_hosts": "host1,host2"}',
        result: false
      }
    ];

    testCases.forEach(function (test) {
      it(test.title, function () {
        expect(controller.isOneHost(test.inputs)).to.eql(test.result);
      });
    });
  });

  describe('#assignScheduleId()', function () {
    var testCases = [
      {
        title: 'isOneHost is false',
        content: {
          request: {
            Requests: {
              request_schedule: {
                schedule_id: 1
              },
              inputs: null
            }
          },
          requestParams: ''
        },
        result: 1
      },
      {
        title: 'isOneHost is true and requestContext is empty',
        content: {
          request: {
            Requests: {
              request_schedule: {
                schedule_id: 1
              },
              inputs: '{"included_hosts": "host1"}'
            }
          },
          requestParams: {
            requestContext: ''
          }
        },
        result: 1
      },
      {
        title: 'isOneHost is true and requestContext contains "Recommission"',
        content: {
          request: {
            Requests: {
              request_schedule: {
                schedule_id: 1
              },
              inputs: '{"included_hosts": "host1"}'
            }
          },
          requestParams: {
            requestContext: 'Recommission'
          }
        },
        result: null
      }
    ];

    testCases.forEach(function (test) {
      it(test.title, function () {
        controller.assignScheduleId(test.content.request, test.content.requestParams);
        expect(test.content.request.Requests.request_schedule.schedule_id).to.equal(test.result);
      });
    });
  });

  describe('#callBackFilteredByRequest()', function () {

    it('request haven\'t tasks and isRunning false', function () {
      var data = {
        Requests: {id: 1},
        tasks: []
      };
      var request = Em.Object.create({
        id: 1,
        previousTaskStatusMap: {},
        isRunning: false,
        progress: 0,
        status:''
      });
      controller.set('services', [request]);
      controller.callBackFilteredByRequest(data);
      expect(request.get('previousTaskStatusMap')).to.eql({});
      expect(request.get('hostsMap')).to.eql({});
      expect(request.get('isRunning')).to.equal(false);
    });

    it('request haven\'t tasks and isRunning true', function () {
      var data = {
        Requests: {id: 1},
        tasks: []
      };
      var request = Em.Object.create({
        id: 1,
        previousTaskStatusMap: {},
        isRunning: true,
        progress: 0,
        status:''
      });
      controller.set('services', [request]);
      controller.callBackFilteredByRequest(data);
      expect(request.get('previousTaskStatusMap')).to.eql({});
      expect(request.get('hostsMap')).to.eql({});
      expect(request.get('isRunning')).to.equal(true);
    });

    it('request has one completed task', function () {
      var data = {
        Requests: {id: 1},
        tasks: [
          {
            Tasks: {
              id: 1,
              host_name: 'host1',
              status: 'COMPLETED'
            }
          }
        ]
      };
      var request = Em.Object.create({
        id: 1,
        previousTaskStatusMap: {},
        isRunning: true,
        progress: 100,
        status:''
      });
      controller.set('services', [request]);
      controller.callBackFilteredByRequest(data);
      expect(request.get('previousTaskStatusMap')).to.eql({"1": "COMPLETED"});
      expect(request.get('hostsMap')['host1'].logTasks.length).to.equal(1);
      expect(request.get('isRunning')).to.equal(false);
    });

    it('request has one completed task and one running task', function () {
      var data = {
        Requests: {id: 1},
        tasks: [
          {
            Tasks: {
              id: 1,
              host_name: 'host1',
              status: 'COMPLETED'
            }
          },
          {
            Tasks: {
              id: 2,
              host_name: 'host1',
              status: 'IN_PROGRESS'
            }
          }
        ]
      };
      var request = Em.Object.create({
        id: 1,
        previousTaskStatusMap: {},
        isRunning: true,
        progress: 100,
        status:''
      });
      controller.set('services', [request]);
      controller.callBackFilteredByRequest(data);
      expect(request.get('previousTaskStatusMap')).to.eql({"1": "COMPLETED", "2": "IN_PROGRESS"});
      expect(request.get('hostsMap')['host1'].logTasks.length).to.equal(2);
      expect(request.get('isRunning')).to.equal(true);
    });
  });
});