require "spec_helper"

describe ActiveReport::Hash do

  sample_header      = ["Id", "Name", "Speed", "Hp", "Crash safety rated", "Created at"]
  sample_header_alt  = ["No.", "Model", "Speed", "Horse Power", "Crash Safety Rated", "Driven On"]
  sample_content     = { id: "1", name: "Porche", speed: "225", hp: "430", crash_safety_rated: "true", created_at: "2014-08-22T20:59:34.000Z" }
  sample_content_alt = [
    { id: "1", name: "Ferrari",     speed: "235", hp: "630",  crash_safety_rated: "true",  created_at: "2014-08-23T20:59:34.000Z" },
    { id: "2", name: "Lamborghini", speed: "245", hp: "720",  crash_safety_rated: "true",  created_at: "2014-08-24T20:59:34.000Z" },
    { id: "3", name: "Bugatti",     speed: "256", hp: "1001", crash_safety_rated: "false", created_at: "2014-08-25T20:59:34.000Z" }
  ]

  context 'export to csv all data for an' do
    it 'array of hashes' do
      sample_csv      = File.read('spec/sample/multi_all.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content_alt)

      expect(constructed_csv).to eq(sample_csv)
    end

    it 'hash' do
      sample_csv      = File.read('spec/sample/solo_all.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content)

      expect(constructed_csv).to eq(sample_csv)
    end
  end

  context 'export to csv only values for an' do
    it 'array of hashes' do
      sample_csv      = File.read('spec/sample/multi_only.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content_alt, only: [:id, :name])

      expect(constructed_csv).to eq(sample_csv)
    end

    it 'hash' do
      sample_csv      = File.read('spec/sample/solo_only.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content, only: :name)

      expect(constructed_csv).to eq(sample_csv)
    end
  end

  context 'export to csv except values for an' do
    it 'array of hashes' do
      sample_csv      = File.read('spec/sample/multi_except.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content_alt, except: [:id, :name])

      expect(constructed_csv).to eq(sample_csv)
    end

    it 'hash' do
      sample_csv      = File.read('spec/sample/solo_except.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content, except: :name)

      expect(constructed_csv).to eq(sample_csv)
    end
  end

  context 'export to csv with headers for an' do
    it 'array of hashes' do
      sample_csv      = File.read('spec/sample/multi_headers.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content_alt, headers: sample_header_alt)

      expect(constructed_csv).to eq(sample_csv)
    end

    it 'hash' do
      sample_csv      = File.read('spec/sample/solo_headers.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content, headers: sample_header_alt)

      expect(constructed_csv).to eq(sample_csv)
    end
  end

  context 'export to csv with options for an' do
    it 'array of hashes' do
      sample_csv      = File.read('spec/sample/multi_options.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content_alt, options: { col_sep: ";" })

      expect(constructed_csv).to eq(sample_csv)
    end

    it 'hash' do
      sample_csv      = File.read('spec/sample/solo_options.csv')
      constructed_csv = ActiveReport::Hash.export(sample_content, options: { col_sep: ";" })

      expect(constructed_csv).to eq(sample_csv)
    end
  end

  context 'import csv with headers returns an' do
    it 'array of arrays' do
      constructed_array = ActiveReport::Hash.import('spec/sample/multi_headerless.csv', headers: sample_header)

      expect(constructed_array).to eq(sample_content_alt)
    end

    it 'array with a hash' do
      constructed_array = ActiveReport::Hash.import('spec/sample/solo_headerless.csv', headers: sample_header)

      expect(constructed_array).to eq([].push(sample_content))
    end
  end

  context 'import csv only values returns an' do
    it 'array of arrays' do
      sample_array      = sample_content_alt.dup.map { |v| v.dup.keep_if { |k,v| [:id, :name].include?(k) } }
      constructed_array = ActiveReport::Hash.import('spec/sample/multi_headerless.csv', headers: sample_header, only: [:id, :name])

      expect(constructed_array).to eq(sample_array)
    end

    it 'array with a hash' do
      sample_array      = sample_content.dup.keep_if { |k,v| [:name].include?(k) }
      constructed_array = ActiveReport::Hash.import('spec/sample/solo_headerless.csv', headers: sample_header, only: :name)

      expect(constructed_array).to eq([].push(sample_array))
    end
  end

  context 'import csv except values returns an' do
    it 'array of arrays' do
      sample_array      = sample_content_alt.dup.map { |v| v.dup.delete_if { |k,v| [:id, :name].include?(k) } }
      constructed_array = ActiveReport::Hash.import('spec/sample/multi_headerless.csv', headers: sample_header, except: [:id, :name])

      expect(constructed_array).to eq(sample_array)
    end

    it 'array with a hash' do
      sample_array      = sample_content.dup.delete_if { |k,v| [:name].include?(k) }
      constructed_array = ActiveReport::Hash.import('spec/sample/solo_headerless.csv', headers: sample_header, except: :name)

      expect(constructed_array).to eq([].push(sample_array))
    end
  end

  context 'import csv with options returns an' do
    it 'array of hashes' do
      constructed_array = ActiveReport::Hash.import('spec/sample/multi_headerless_options.csv', headers: sample_header, options: { col_sep: ";" })

      expect(constructed_array).to eq(sample_content_alt)
    end

    it 'array with a hash' do
      constructed_array = ActiveReport::Hash.import('spec/sample/solo_headerless_options.csv', headers: sample_header, options: { col_sep: ";" })

      expect(constructed_array).to eq([].push(sample_content))
    end
  end

end