describe('c3 api data', function() {
  'use strict'

  var chart

  var args = {
    data: {
      columns: [
        ['data1', 30, 200, 100, 400, 150, 250],
        ['data2', 5000, 2000, 1000, 4000, 1500, 2500]
      ],
      names: {
        data1: 'Data Name 1',
        data2: 'Data Name 2'
      },
      colors: {
        data1: '#FF0000',
        data2: '#00FF00'
      },
      axes: {
        data1: 'y',
        data2: 'y2'
      }
    },
    axis: {
      y2: {
        show: true
      }
    }
  }

  beforeEach(function(done) {
    jasmine.addMatchers(customMatchers)
    chart = window.initChart(chart, args, done)
  })

  describe('data()', function() {
    it('should return all of data if no argument given', function() {
      var results = chart.data(),
        expected = ['data1', 'data2']
      results.forEach(function(result, i) {
        expect(result.id).toBe(expected[i])
      })
    })

    it('should return specified data if string argument given', function() {
      var results = chart.data('data1')
      expect(results.length).toBe(1)
      expect(results[0].id).toBe('data1')
    })

    it('should return specified data if array argument given', function() {
      var results = chart.data(['data1', 'data2'])
      expect(results.length).toBe(2)
      expect(results[0].id).toBe('data1')
      expect(results[1].id).toBe('data2')
    })
  })

  describe('data.shown()', function() {
    it('should return only shown targets', function() {
      var results
      chart.hide('data1')
      results = chart.data.shown()
      expect(results.length).toBe(1)
      expect(results[0].id).toBe('data2')
    })
  })

  describe('data.values()', function() {
    it('should return values for specified target', function() {
      var values = chart.data.values('data1'),
        expectedValues = [30, 200, 100, 400, 150, 250]
      expect(values.length).toBe(6)
      values.forEach(function(v, i) {
        expect(v).toBe(expectedValues[i])
      })
    })

    it('should return null when no args', function() {
      var values = chart.data.values()
      expect(values).toBeNull()
    })
  })

  describe('data.names()', function() {
    it('should return data.names specified as argument', function() {
      var results = chart.data.names()
      expect(results.data1).toBe('Data Name 1')
      expect(results.data2).toBe('Data Name 2')
    })

    it('should return data.names specified as api', function() {
      var results = chart.data.names({
        data1: 'New Data Name 1',
        data2: 'New Data Name 2'
      })
      expect(results.data1).toBe('New Data Name 1')
      expect(results.data2).toBe('New Data Name 2')
    })

    it('should set data.names specified as api', function() {
      expect(d3.select('.c3-legend-item-data1 text').text()).toBe(
        'New Data Name 1'
      )
      expect(d3.select('.c3-legend-item-data2 text').text()).toBe(
        'New Data Name 2'
      )
    })
  })

  describe('data.colors()', function() {
    it('should return data.colors specified as argument', function() {
      var results = chart.data.colors()
      expect(results.data1).toBeHexOrRGB('#FF0000')
      expect(results.data2).toBeHexOrRGB('#00FF00')
    })

    it('should return data.colors specified as api', function() {
      var results = chart.data.colors({
        data1: '#00FF00',
        data2: '#FF0000'
      })
      expect(results.data1).toBeHexOrRGB('#00FF00')
      expect(results.data2).toBeHexOrRGB('#FF0000')
    })

    it('should set data.colors specified as api', function() {
      expect(d3.select('.c3-line-data1').style('stroke')).toBeHexOrRGB(
        '#00ff00'
      )
      expect(d3.select('.c3-line-data2').style('stroke')).toBeHexOrRGB(
        '#ff0000'
      )
      expect(
        d3.select('.c3-legend-item-data1 .c3-legend-item-tile').style('stroke')
      ).toBeHexOrRGB('#00ff00')
      expect(
        d3.select('.c3-legend-item-data2 .c3-legend-item-tile').style('stroke')
      ).toBeHexOrRGB('#ff0000')
    })
  })

  describe('data.axes()', function() {
    it('should return data.axes specified as argument', function() {
      var results = chart.data.axes()
      expect(results.data1).toBe('y')
      expect(results.data2).toBe('y2')
      expect(d3.select('.c3-axis-y g.tick text').text()).toBe('0')
      expect(d3.select('.c3-axis-y2 g.tick text').text()).toBe('1000')
    })

    it('should return data.axes specified as api', function() {
      var results = chart.data.axes({
        data1: 'y2',
        data2: 'y'
      })
      expect(results.data1).toBe('y2')
      expect(results.data2).toBe('y')
      expect(d3.select('.c3-axis-y g.tick text').text()).toBe('1000')
      expect(d3.select('.c3-axis-y2 g.tick text').text()).toBe('0')
    })
  })

  describe('data.stackNormalized()', function() {
    beforeEach(function(done) {
      args = {
        data: {
          columns: [
            ['data1', 30, 200, 100, 400, 150, 250],
            ['data2', 500, 850, 1000, 200, 350, 100]
          ],
          groups: [['data1', 'data2']],
          stack: {
            normalize: true
          }
        }
      }

      chart = window.initChart(chart, args, done)
    })

    it('can toggle option', function(done) {
      expect(chart.data.stackNormalized()).toBe(true)
      expect(chart.internal.y.domain()).toEqual([0, 100])

      chart.data.stackNormalized(false)

      setTimeout(function() {
        expect(chart.data.stackNormalized()).toBe(false)
        expect(chart.internal.y.domain()).toEqual([0, 1200])
        done()
      }, 100)
    })
  })
})

describe('c3 api data.x', function() {
  'use strict'

  var chart

  var args = {
    data: {
      x: 'x',
      columns: [
        ['x', 10, 30, 45, 50, 70, 100],
        ['data1', 30, 200, 100, 400, 150, 250],
        ['data2', 20, 180, 240, 100, 190]
      ]
    }
  }

  beforeEach(function(done) {
    chart = window.initChart(chart, args, done)
  })

  it('should return values for target data1', function() {
    var values = chart.data.values('data1'),
      expectedValues = [30, 200, 100, 400, 150, 250]
    expect(values.length).toBe(6)
    values.forEach(function(v, i) {
      expect(v).toBe(expectedValues[i])
    })
  })

  it('should return null when no args', function() {
    var values = chart.data.values()
    expect(values).toBeNull()
  })

  it('should return data values for  data if string argument given', function() {
    var results = chart.data('data1')
    expect(results.length).toBe(1)
    expect(results[0].id).toBe('data1')
  })

  it('should return specified data if array argument given', function() {
    var results = chart.data(['data1', 'data2'])
    expect(results.length).toBe(2)
    expect(results[0].id).toBe('data1')
    expect(results[1].id).toBe('data2')
  })
})

describe('c3 api data.xs', function() {
  'use strict'

  var chart

  var args = {
    data: {
      xs: {
        data1: 'x1',
        data2: 'x2'
      },
      columns: [
        ['x1', 10, 30, 45, 50, 70, 100],
        ['x2', 30, 50, 75, 100, 120],
        ['data1', 30, 200, 100, 400, 150, 250],
        ['data2', 20, 180, 240, 100, 190]
      ]
    }
  }

  beforeEach(function(done) {
    chart = window.initChart(chart, args, done)
  })

  it('should return values for target data1', function() {
    var values = chart.data.values('data1'),
      expectedValues = [30, 200, 100, 400, 150, 250]
    expect(values.length).toBe(6)
    values.forEach(function(v, i) {
      expect(v).toBe(expectedValues[i])
    })
  })

  it('should return null when no args', function() {
    var values = chart.data.values()
    expect(values).toBeNull()
  })

  it('should return data values for  data if string argument given', function() {
    var results = chart.data('data1')
    expect(results.length).toBe(1)
    expect(results[0].id).toBe('data1')
  })

  it('should return specified data if array argument given', function() {
    var results = chart.data(['data1', 'data2'])
    expect(results.length).toBe(2)
    expect(results[0].id).toBe('data1')
    expect(results[1].id).toBe('data2')
  })
})

var customMatchers = {
  toBeHexOrRGB: function(util, customEqualityTesters) {
    'use strict'

    function rgb2hex(rgb) {
      rgb = rgb.match(
        /^rgba?[\s+]?\([\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?/i
      )
      return rgb && rgb.length === 4
        ? '#' +
            ('0' + parseInt(rgb[1], 10).toString(16)).slice(-2) +
            ('0' + parseInt(rgb[2], 10).toString(16)).slice(-2) +
            ('0' + parseInt(rgb[3], 10).toString(16)).slice(-2)
        : ''
    }

    return {
      compare: function(actual, expected) {
        if (expected === undefined) {
          expected = ''
        }

        var result = {}
        actual = actual.match('rgb') ? rgb2hex(actual) : actual
        expected = expected.match('rgb') ? rgb2hex(expected) : expected

        result.pass = util.equals(actual, expected, customEqualityTesters)
        if (result.pass) {
          result.message = 'Expected ' + actual + ' not to be quite so goofy'
        } else {
          result.message =
            'Expected ' + actual + ' to be goofy, but it was not very goofy'
        }

        return result
      }
    }
  }
}
