require 'spec_helper'

describe Numeric do

  it 'should clamp numbers' do
    5.clamp(1, 3).should == 3
    5.clamp(0, 6).should == 5
    5.clamp(6, 8).should == 6
  end

  it 'should lerp numbers' do
    5.lerp(10, 0).should eq 5
    5.lerp(10, 0.5).should eq 7.5
    5.lerp(10, 1.0).should eq 10
    5.lerp(10, 2.0).should eq 10
  end

  it 'should report formatted time accurately' do
    0.to_formatted_time.should eq '00:00'
    (60.75).to_formatted_time.should eq '01:01'
    (673.2).to_formatted_time.should eq '11:13'
  end

  it 'should describe periods accurately' do
    3600.to_period.should eq '1h'
    7260.to_period.should eq '2h 1m'
    (86400 + 10).to_period.should eq '1d 10s'
  end

  it 'should describe periods non-abbreviated' do
    3600.to_period(true, false).should eq '1 hour'
    7260.to_period(true, false).should eq '2 hours, 1 minute'
    (86400 + 10).to_period(true, false).should eq '1 day, 10 seconds'
    (86400 + 1).to_period(true, false).should eq '1 day, 1 second'
  end

end