edit-bookings.js

var fixtures = require('./fixtures.json');
var assert = expect;

describe('Line', function(){
  // setup
  var state = [fixtures.courseLine, fixtures.serviceLine];

  function mapCurrency(line){
    return line.currency;
  }

  it('Should remove a line', function(){
    // given
    var line = state[1];
    var payload = {line: line};

    var next = [fixtures.courseLine];

    // when
    var result = removeLine(state, payload);

    // then
    expect(result).toEqual(next);

    // Where line.type != 'CourseVariant'
  });

  it('Should not remove a courseLine', function(){
    // given
    var line = state[0];
    var payload = {line: line};
    var type = 'CourseVariant';

    assert(line.type).toEqual(type);

    // and
    var next = state;

    // when
    var result = removeLine(state, payload);

    // then
    expect(result).toEqual(next)
  });

  it('Should add an Agency line with given currencies', function(){
    //given
    var cmd = {
      name: 'Line C',
      qty: 1,
      unit: 'Month',
      currency: 'USD',
      total: 25.00,
      startDate: '2016-10-10'
    }

    var newLine = {
      name: 'Line C',
      qty: 1,
      unit: 'Month',
      currency: 'USD',
      startDate: '2016-10-10',
      items: [
        {
          name: "Line C",
          total: 25.00,
          type: 'BasePrice',
          discount: []
        }
      ]
    }

    var next = state.concat([newLine])

    // when
    var result = addLine({cmd: cmd});

    // then
    expect(result).toEqual(next);
  });

  it('Should not add a line with a currency that is not currently in the quote', function(){
    // given
    var currencies = ['USD', 'CAD'];
    assert(state.map(mapCurrency)).toEqual(currencies);

    // and
    var cmd = {
      name: 'Admin Fee',
      currency: 'MXN'
    }

    var next = state;

    // when
    var result = addLine({cmd: cmd});

    // then
    expect(result).toEqual(next);
  })

  it('Should update line name, startDate and unit', function(){
    // given
    var cmd = {
      name: 'Line X',
      startDate: '2015-04-05',
      unit: 'Month'
    }

    var line = state[1];

    var next = {
      name: 'Line X',
      qty: 2,
      unit: 'Month',
      vendor: {id: 2, vendorType: 'Agency'},
      currency: 'CAD',
      type: 'Accommodation',
      items: [
        {
          name: 'Item B1',
          type: 'BasePrice',
          total: 50,
          discount: []
        }
      ]
    }

    // when
    var result = udpateLine({cmd: cmd, line: line});

    // then
    expect(result).toEqual(next);
  });

})

describe('Item', function(){
  // setup
  var line = fixtures.courseLine;
  var state = [line];
  
  it('Should remove an item', function(){
    var payload = {line: line, item: line.items[2]};
    var next = [
      {
        name: 'Item A1',
        type: 'Base',
        total: 100.0,
        discount: [{id: 2, name: 'Promo A1', total: 25.0}]
      }
    ];

    //when
    var result = removeItem(state, payload);

    // then
    expect(result[0].items).toEqual(next);
  }); 

  it('Should not remove an item of type BasePrice', function(){
    var item = line.items[0];
    var payload = {line: line, item: item};
    var next = state;

    //when
    var result = removeItem(state, payload);

    // then
    expect(item.type).toEqual('BasePrice');
    expect(result).toEqual(next);

    //@TODO Check an exception is thrown
  });

  it('Should add CustomFee|Seassonal', function(){
    // given
    var payload = {
      line: line, 
      cmd: {
        name: 'Item B', 
        total: 25.00,
        type: 'CustomFee'
      }
    };

    var next = [
      line.items[0],
      line.items[1],
      {
        name: 'Item B',
        type: 'CustomFee',
        total: 25.00
      }
    ];

    // when
    var result = addItem(state, payload);

    // then
    expect(result.items).toEqual(next);

    // where type in ('CustomFee', 'Seassonal')
  });

  it('Should not add an item with type other than CustomFee|Seassonal', function(){
    // given
    var payload = {
      line: line, 
      cmd: {
        name: 'Item B', 
        total: 25.00,
        type: 'BasePrice'
      }
    };

    var next = state;

    // when
    var result = addItem(state, payload);

    // then
    expect(result.items).toEqual(next);

    // where type in ('CustomFee', 'Seassonal')
  });

  it('Should update item name and total', function(){
    // given
    var item = line.item[0];
    var payload = {
      item: item,
      cmd: {
        name: 'Item X', 
        total: 99.99,
      }
    };

    var next = {
      name: "Item X",
      type: "Base",
      total: 99.99,
      discount: [
        {
          id: 2, 
          name: "Promo A1", 
          total: 25.0
        }
      ]
    };

    // when
    var result = addItem(state, payload);

    // then
    expect(result.items).toEqual(next);

    // where type in ('CustomFee', 'Seassonal')
  })
});

describe('Promotion', function(){
  // Setup
  var line = fixtures.courseLine;
  var state = [line];

  it('Should remove promotion', function(){
    // given
    var item = line.items[0];
    var payload = {
      item: item, 
      promo: item.discount[0]
    };

    var next = {
      name: 'Item A1',
      type: 'Base',
      total: 100.0,
      discount: []
    };

    // when
    var result = removePromotion(state, payload);

    // then
    expect(result[0].items[0]).toEqual(next);
  });

  it('Should add a promotion', function(){
    // given
    var item = line.items[1];
    var payload = {
      item: item,
      promo: {'Promo B1', total: 10.0 }
    };

    var next = {
      name: 'Item A2',
      type: 'TuitionFee',
      total: 20,
      discount: [{name: 'Promo B1', total: 10.0 }]
    }

    // when
    var result = addPromotion(state, payload)

    // then
    expect(result[0].items[1]).toEqual(next);
  });

  it('Should update a promotion name|total', function(){
    var item = line.items[0];
    var payload = {
      promotion: item.discount[0], 
      cmd: {
        name: 'Updated Promotion',
        total: 23.00
      }
    };

    var next = {
      name: 'Item A1',
      type: 'Base',
      total: 100.0,
      discount: [{id: 2, name: 'Updated Promotion', total: 23.0}]
    };

    // when
    var result = updatePromotion(state, payload);

    // then
    expect(result[0].items[0]).toEqual(next);
  })
});

fixtures.json

{
  "courseLine": {
    "name": "Line A",
    "qty": 1,
    "unit": "Week",
    "vendor": {"id": 1, "vendorType": "Institute"},
    "currency": "USD",
    "startDate": "2016-10-01",
    "type": "CourseVariant",
    "items": [
      {
        "name": "Item A1",
        "type": "BasePrice",
        "total": 100.0,
        "discount": [
          {
            "name": "Promo A1", 
            "total": 25.0
          }
        ]
      },
      {
        "name": "Item A2",
        "type": "TuitionFee",
        "total": 20,
        "discount": []
      }
    ]
  },

  "serviceLine": {
    "name": "Line B",
    "qty": 2,
    "unit": "Service",
    "vendor": {"id": 2, "vendorType": "Agency"},
    "currency": "CAD",
    "type": "Accommodation",
    "items":[
      {
        "name": "Item B1",
        "type": "BasePrice",
        "total": 50,
        "discount": []
      }
    ]
  }
}