require 'spec_helper'

describe Numeric do

  describe "#add" do
    it "to be 6" do
      expect(4.add(2)).to eq(6)
    end
  end

  describe "#byte_in_bytes" do
    it "to be 3" do
      expect(3.byte_in_bytes).to eq(3)
      expect(3.bytes_in_bytes).to eq(3)
    end
  end

  describe "#centigram_in_grams" do
    it "to be 0.03" do
      expect(3.centigram_in_grams).to eq(0.03)
      expect(3.centigrams_in_grams).to eq(0.03)
    end
  end

  describe "#centimeter_in_meters" do
    it "to be 0.03" do
      expect(3.centimeter_in_meters).to eq(0.03)
      expect(3.centimeters_in_meters).to eq(0.03)
    end
  end

  describe "#century_in_second" do
    it "to be 259200" do
      expect(3.century_in_seconds).to eq(9467280000.0)
      expect(3.centuries_in_seconds).to eq(9467280000.0)
    end
  end

  describe "#decade_in_second" do
    it "to be 259200" do
      expect(3.decade_in_seconds).to eq(946728000.0)
      expect(3.decades_in_seconds).to eq(946728000.0)
    end
  end

  describe "#decagram_in_grams" do
    it "to be 30" do
      expect(3.decagram_in_grams).to eq(30)
      expect(3.decagrams_in_grams).to eq(30)
    end
  end

  describe "#decameter_in_meters" do
    it "to be 30" do
      expect(3.decameter_in_meters).to eq(30)
      expect(3.decameters_in_meters).to eq(30)
    end
  end

  describe "#decigrams_in_grams" do
    it "to be 0.3" do
      expect(3.decigram_in_grams).to eq(0.30000000000000004)
      expect(3.decigrams_in_grams).to eq(0.30000000000000004)
    end
  end

  describe "#decimeter_in_meters" do
    it "to be 0.3" do
      expect(3.decimeter_in_meters).to eq(0.30000000000000004)
      expect(3.decimeters_in_meters).to eq(0.30000000000000004)
    end
  end

  describe "#day_in_second" do
    it "to be 259200" do
      expect(3.day_in_seconds).to eq(259200)
      expect(3.days_in_seconds).to eq(259200)
    end
  end

  describe "#divide" do
    it "to be 2" do
      expect(4.divide(2)).to eq(2)
    end
  end

  describe "#exabyte_in_bytes" do
    it "to be 3458764513820540928" do
      expect(3.exabyte_in_bytes).to eq(3458764513820540928)
      expect(3.exabytes_in_bytes).to eq(3458764513820540928)
    end
  end

  describe "#feet_in_inches" do
    it "to be 36" do
      expect(3.foot_in_inches).to eq(36)
      expect(3.feet_in_inches).to eq(36)
    end
  end

  describe "#gigabyte_in_bytes" do
    it "to be 3221225472" do
      expect(3.gigabyte_in_bytes).to eq(3221225472)
      expect(3.gigabytes_in_bytes).to eq(3221225472)
    end
  end

  describe "#gram_in_grams" do
    it "to be 300" do
      expect(3.gram_in_grams).to eq(3)
      expect(3.grams_in_grams).to eq(3)
    end
  end

  describe "#hectogram_in_grams" do
    it "to be 300" do
      expect(3.hectogram_in_grams).to eq(300)
      expect(3.hectograms_in_grams).to eq(300)
    end
  end

  describe "#hectometer_in_meters" do
    it "to be 300" do
      expect(3.hectometer_in_meters).to eq(300)
      expect(3.hectometers_in_meters).to eq(300)
    end
  end

  describe "#hour_in_second" do
    it "to be 10800" do
      expect(3.hour_in_seconds).to eq(10800)
      expect(3.hours_in_seconds).to eq(10800)
    end
  end

  describe "#inch_in_inches" do
    it "to be 3" do
      expect(3.inch_in_inches).to eq(3)
      expect(3.inches_in_inches).to eq(3)
    end
  end

  describe "#kilobytes_in_bytes" do
    it "to be 3072" do
      expect(3.kilobyte_in_bytes).to eq(3072)
      expect(3.kilobytes_in_bytes).to eq(3072)
    end
  end

  describe "#kilograms_in_grams" do
    it "to be 3000" do
      expect(3.kilogram_in_grams).to eq(3000)
      expect(3.kilograms_in_grams).to eq(3000)
    end
  end

  describe "#kilometer_in_meters" do
    it "to be 3000" do
      expect(3.kilometer_in_meters).to eq(3000)
      expect(3.kilometers_in_meters).to eq(3000)
    end
  end

  describe "#metric_ton_in_grams" do
    it "to be 3000000" do
      expect(3.metric_ton_in_grams).to eq(3000000)
      expect(3.metric_tons_in_grams).to eq(3000000)
    end
  end

  describe "#megabyte_in_bytes" do
    it "to be 3145728" do
      expect(3.megabyte_in_bytes).to eq(3145728)
      expect(3.megabytes_in_bytes).to eq(3145728)
    end
  end

  describe "#meter_in_meters" do
    it "to be 3" do
      expect(3.meter_in_meters).to eq(3)
      expect(3.meters_in_meters).to eq(3)
    end
  end

  describe "#mile_in_inches" do
    it "to be 36" do
      expect(3.mile_in_inches).to eq(190080)
      expect(3.miles_in_inches).to eq(190080)
    end
  end

  describe "#millennium_in_second" do
    it "to be 94672800000.0" do
      expect(3.millennium_in_seconds).to eq(94672800000.0)
      expect(3.millenniums_in_seconds).to eq(94672800000.0)
    end
  end

  describe "#milligrams_in_grams" do
    it "to be 0.003" do
      expect(3.milligram_in_grams).to eq(0.003)
      expect(3.milligrams_in_grams).to eq(0.003)
    end
  end

  describe "#millimeter_in_meters" do
    it "to be 0.003" do
      expect(3.millimeter_in_meters).to eq(0.003)
      expect(3.millimeters_in_meters).to eq(0.003)
    end
  end

  describe "#minute_in_second" do
    it "to be 180" do
      expect(3.minute_in_seconds).to eq(180)
      expect(3.minutes_in_seconds).to eq(180)
    end
  end

  describe "#multiply" do
    it "to be 8" do
      expect(4.multiply(2)).to eq(8)
    end
  end

  describe "#multiple_of?" do
    it "to be true" do
      expect(9.multiple_of?(3)).to eq(true)
      expect(12.multiple_of?(3)).to eq(true)
    end

    it "to be false" do
      expect(10.multiple_of?(3)).to eq(false)
    end
  end

  describe "#nautical_mile_in_inches" do
    it "to be 218740.26239999998" do
      expect(3.nautical_mile_in_inches).to eq(218740.26239999998)
      expect(3.nautical_miles_in_inches).to eq(218740.26239999998)
    end
  end

  describe "#negative?" do
    it "to be true" do
      expect(-1.negative?).to eq(true)
    end

    it "to be false" do
      expect(1.negative?).to eq(false)
    end
  end

  describe "#ordinal" do
    it "to be st" do
      expect(1.ordinal).to eq("st")
    end

    it "to be nd" do
      expect(2.ordinal).to eq("nd")
    end

    it "to be rd" do
      expect(3.ordinal).to eq("rd")
    end

    it "to be th" do
      expect(11.ordinal).to eq("th")
    end
  end

  describe "#ordinalize" do
    it "to be st" do
      expect(1.ordinalize).to eq("1st")
    end

    it "to be nd" do
      expect(2.ordinalize).to eq("2nd")
    end

    it "to be rd" do
      expect(3.ordinalize).to eq("3rd")
    end

    it "to be th" do
      expect(11.ordinalize).to eq("11th")
    end
  end

  describe "#ounce_in_ounces" do
    it "to be 3" do
      expect(3.ounce_in_ounces).to eq(3)
      expect(3.ounces_in_ounces).to eq(3)
    end
  end

  describe "#pad" do
    it "to be 003" do
      expect(3.pad).to eq("003")
    end

    it "to be 113" do
      expect(3.pad(pad_number: 1)).to eq("113")
    end

    it "to be 0003" do
      expect(3.pad(precision: 4)).to eq("0003")
    end

    it "to be 003.5" do
      expect(3.5.pad(precision: 5)).to eq("003.5")
    end
  end

  describe "#pad_precision" do
    it "to be 3" do
      expect(3.pad_precision).to eq("3.00")
    end

    it "to be 3.50" do
      expect(3.5.pad_precision).to eq("3.50")
    end

    it "to be 3.11" do
      expect(3.pad_precision(pad_number: 1)).to eq("3.11")
    end

    it "to be 3.000" do
      expect(3.pad_precision(precision: 3)).to eq("3.000")
    end

    it "to be 3,00" do
      expect(3.pad_precision(separator: ",")).to eq("3,00")
    end
  end

  describe "#petabyte_in_bytes" do
    it "to be 3377699720527872" do
      expect(3.petabyte_in_bytes).to eq(3377699720527872)
      expect(3.petabytes_in_bytes).to eq(3377699720527872)
    end
  end

  describe "#positive?" do
    it "to be true" do
      expect(1.positive?).to eq(true)
    end

    it "to be false" do
      expect(-1.positive?).to eq(false)
    end
  end

  describe "#pound_in_ounces" do
    it "to be 48" do
      expect(3.pound_in_ounces).to eq(48)
      expect(3.pounds_in_ounces).to eq(48)
    end
  end

  describe "#power" do
    it "to be 16" do
      expect(4.power(2)).to eq(16)
    end
  end

  describe "#root" do
    it "to be 2" do
      expect(4.root(2)).to eq(2)
    end
  end

  describe "#second_in_seconds" do
    it "to be 3" do
      expect(3.second_in_seconds).to eq(3)
      expect(3.seconds_in_seconds).to eq(3)
    end
  end

  describe "#stone_in_ounces" do
    it "to be 672" do
      expect(3.stone_in_ounces).to eq(672)
      expect(3.stones_in_ounces).to eq(672)
    end
  end

  describe "#subtract" do
    it "to be 2" do
      expect(4.subtract(2)).to eq(2)
    end
  end

  describe "#terabyte_in_bytes" do
    it "to be 3298534883328" do
      expect(3.terabyte_in_bytes).to eq(3298534883328)
      expect(3.terabytes_in_bytes).to eq(3298534883328)
    end
  end

  describe "#to_byte" do
    it "to be 1" do
      expect(1024.to_byte(:kilobyte, :megabyte)).to eq(1)
    end

    it "to be 5" do
      expect(5120.to_byte(:kilobyte, :megabyte)).to eq(5)
    end

    it "to be 1024" do
      expect(1024.to_byte(:kilobyte, :kilobyte)).to eq(1024)
      expect(1.to_byte(:megabyte, :kilobyte)).to eq(1024)
    end

    it "to be 1048576" do
      expect(1.to_byte(:gigabyte, :kilobyte)).to eq(1048576)
    end

    it "to be 0.078125" do
      expect(80.to_byte(:megabyte, :gigabyte)).to eq(0.078125)
    end

    it "to raise error" do
      expect { 1.to_byte }.to raise_error(ArgumentError)
      expect { 1.to_byte(:bad, :kilobyte) }.to raise_error(ArgumentError)
      expect { 1.to_byte(:kilobyte, :bad) }.to raise_error(ArgumentError)
      expect { 1.to_byte(:bad, :bad) }.to raise_error(ArgumentError)
    end
  end

  describe "#to_currency" do
    it "to be $3.00" do
      expect(3.to_currency).to eq("$3.00")
    end

    it "to be $3.10" do
      expect(3.1.to_currency).to eq("$3.10")
    end

    it "to be $3.11" do
      expect(3.11.to_currency).to eq("$3.11")
    end

    it "to be @3.11" do
      expect(3.11.to_currency(unit: "@")).to eq("@3.11")
    end

    it "to be $3.00000" do
      expect(3.to_currency(precision: 5)).to eq("$3.00000")
    end

    it "to be $3.11" do
      expect(3.11111.to_currency).to eq("$3.11")
    end
  end

  describe "#to_length" do
    it "to be 1" do
      expect(1.to_length(:millimeter, :millimeter)).to eq(1)
      expect(1.to_length(:inches, :inches)).to eq(1)
      expect(10.to_length(:millimeters, :centimeters)).to eq(1)
      expect(12.to_length(:inches, :feet)).to eq(1)
    end

    it "to be 10" do
      expect(1.to_length(:centimeters, :millimeters)).to eq(10)
    end

    it "to be 12" do
      expect(1.to_length(:feet, :inches)).to eq(12)
    end

    it "to be 30.479999999999997" do
      expect(1.to_length(:feet, :centimeters)).to eq(30.479999999999997)
    end

    it "to be 1093.6138888888888" do
      expect(1.to_length(:kilometer, :yard)).to eq(1093.6138888888888)
    end

    it "to be 6076.118399999999" do
      expect(1.to_length(:nautical_miles, :feet)).to eq(6076.118399999999)
    end

    it "to raise error" do
      expect { 1.to_length }.to raise_error(ArgumentError)
      expect { 1.to_length(:bad, :meters) }.to raise_error(ArgumentError)
      expect { 1.to_length(:meters, :bad) }.to raise_error(ArgumentError)
      expect { 1.to_length(:bad, :bad) }.to raise_error(ArgumentError)
    end
  end

  describe "#to_mass" do
    it "to be 1" do
      expect(1.to_mass(:milligram, :milligram)).to eq(1)
      expect(1.to_mass(:ounces, :ounces)).to eq(1)
      expect(10.to_mass(:milligram, :centigram)).to eq(1)
      expect(16.to_mass(:ounces, :pounds)).to eq(1)
    end

    it "to be 1.360776" do
      expect(3.to_mass(:pound, :kilogram)).to eq(1.360776)
    end

    it "to be 1.1023125" do
      expect(1.to_mass(:metric_ton, :ton)).to eq(1.1023125)
    end

    it "to be 2.204625" do
      expect(1.to_mass(:kilograms, :pounds)).to eq(2.204625)
    end

    it "to be 10" do
      expect(1.to_mass(:centigrams, :milligrams)).to eq(10)
    end

    it "to be 16" do
      expect(1.to_mass(:pounds, :ounces)).to eq(16)
    end

    it "to be 64000" do
      expect(2.to_mass(:tons, :pounds)).to eq(4000)
    end

    it "to raise error" do
      expect { 1.to_mass }.to raise_error(ArgumentError)
      expect { 1.to_mass(:bad, :pound) }.to raise_error(ArgumentError)
      expect { 1.to_mass(:pound, :bad) }.to raise_error(ArgumentError)
      expect { 1.to_mass(:bad, :bad) }.to raise_error(ArgumentError)
    end
  end

  describe "#to_nearest_value" do
    it "to be 6" do
      expect(5.to_nearest_value([1, 3, 6, 9])).to eq(6)
    end

    it "to be 3.6" do
      expect(3.5.to_nearest_value([3.0, 3.3, 3.6, 3.9])).to eq(3.6)
    end
  end

  describe "#to_percentage" do
    it "to be 3.00%" do
      expect(3.to_percentage).to eq("3.00%")
    end

    it "to be 3.10%" do
      expect(3.1.to_percentage).to eq("3.10%")
    end

    it "to be 3.11%" do
      expect(3.11.to_percentage).to eq("3.11%")
    end

    it "to be 3.11@" do
      expect(3.11.to_percentage(unit: "@")).to eq("3.11@")
    end

    it "to be 3.00000%" do
      expect(3.to_percentage(precision: 5)).to eq("3.00000%")
    end

    it "to be 3.11%" do
      expect(3.11111.to_percentage).to eq("3.11%")
    end
  end

  describe "#to_temperature" do
    it "to be 212" do
      expect(100.to_temperature(:celsius, :fahrenheit)).to eq(212)
    end

    it "to be 100" do
      expect(100.to_temperature(:celsius, :celsius)).to eq(100)
      expect(212.to_temperature(:fahrenheit, :celsius)).to eq(100)
    end

    it "to be 373.15" do
      expect(100.to_temperature(:celsius, :kelvin)).to eq(373.15)
      expect(212.to_temperature(:fahrenheit, :kelvin)).to eq(373.15)
    end

    it "to be -173.15" do
      expect(100.to_temperature(:kelvin, :celsius)).to eq(-173.14999999999998)
    end

    it "to be -279.67" do
      expect(100.to_temperature(:kelvin, :fahrenheit)).to eq(-279.66999999999996)
    end

    it "to raise error" do
      expect { 1.to_temperature }.to raise_error(ArgumentError)
      expect { 1.to_temperature(:bad, :kelvin) }.to raise_error(ArgumentError)
      expect { 1.to_temperature(:kelvin, :bad) }.to raise_error(ArgumentError)
      expect { 1.to_temperature(:bad, :bad) }.to raise_error(ArgumentError)
    end
  end

  describe "#to_time" do
    it "to be 2" do
      expect(120.to_time(:seconds, :minutes)).to eq(2)
    end

    it "to be 40" do
      expect(2400.to_time(:minutes, :hours)).to eq(40)
    end

    it "to be 3" do
      expect(72.to_time(:hours, :days)).to eq(3)
    end

    it "to be 5" do
      expect(1825.to_time(:days, :years)).to eq(4.996577686516085)
    end

    it "to be 172800" do
      expect(2.to_time(:days, :seconds)).to eq(172800)
    end

    it "to raise error" do
      expect { 1.to_time }.to raise_error(ArgumentError)
      expect { 1.to_time(:bad, :days) }.to raise_error(ArgumentError)
      expect { 1.to_time(:days, :bad) }.to raise_error(ArgumentError)
      expect { 1.to_time(:bad, :bad) }.to raise_error(ArgumentError)
    end
  end

  describe "#ton_in_ounces" do
    it "to be 96000" do
      expect(3.ton_in_ounces).to eq(96000)
      expect(3.tons_in_ounces).to eq(96000)
    end
  end

  describe "#week_in_seconds" do
    it "to be 1814400" do
      expect(3.week_in_seconds).to eq(1814400)
      expect(3.weeks_in_seconds).to eq(1814400)
    end
  end

  describe "#yard_in_inches" do
    it "to be 36" do
      expect(3.yard_in_inches).to eq(108)
      expect(3.yards_in_inches).to eq(108)
    end
  end

  describe "#year_in_seconds" do
    it "to be 94672800.0" do
      expect(3.year_in_seconds).to eq(94672800.0)
      expect(3.years_in_seconds).to eq(94672800.0)
    end
  end

end