spec/ruby/core/integer/floor_spec.rb


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require_relative '../../spec_helper'
require_relative 'shared/to_i'
require_relative 'shared/integer_rounding'

describe "Integer#floor" do
  it_behaves_like :integer_to_i, :floor
  it_behaves_like :integer_rounding_positive_precision, :floor

  context "precision argument specified as part of the floor method is negative" do
    it "returns the largest integer less than self with at least precision.abs trailing zeros" do
      1832.floor(-1).should eql(1830)
      1832.floor(-2).should eql(1800)
      1832.floor(-3).should eql(1000)
      -1832.floor(-1).should eql(-1840)
      -1832.floor(-2).should eql(-1900)
      -1832.floor(-3).should eql(-2000)
    end
  end
end