Contents

require_relative 'spec_helper'

describe "Mutations::IntegerFilter" do
  
  it "allows integers" do
    f = Mutations::IntegerFilter.new
    filtered, errors = f.filter(3)
    assert_equal 3, filtered
    assert_equal nil, errors
  end
  
  it "allows strings that start with a digit" do
    f = Mutations::IntegerFilter.new
    filtered, errors = f.filter("3")
    assert_equal 3, filtered
    assert_equal nil, errors
  end
  
  it "allows negative strings" do
    f = Mutations::IntegerFilter.new
    filtered, errors = f.filter("-3")
    assert_equal -3, filtered
    assert_equal nil, errors
  end
  
  it "doesnt't allow other strings, nor does it allow random objects or symbols" do
    f = Mutations::IntegerFilter.new
    ["zero","a1", {}, [], Object.new, :d].each do |thing|
      filtered, errors = f.filter(thing)
      assert_equal :integer, errors
    end
  end
  
  it "considers nil to be invalid" do
    f = Mutations::IntegerFilter.new(nils: false)
    filtered, errors = f.filter(nil)
    assert_equal nil, filtered
    assert_equal :nils, errors
  end
  
  it "considers nil to be valid" do
    f = Mutations::IntegerFilter.new(nils: true)
    filtered, errors = f.filter(nil)
    assert_equal nil, filtered
    assert_equal nil, errors
  end
  
  it "considers low numbers invalid" do
    f = Mutations::IntegerFilter.new(min: 10)
    filtered, errors = f.filter(3)
    assert_equal 3, filtered
    assert_equal :min, errors
  end
  
  it "considers low numbers valid" do
    f = Mutations::IntegerFilter.new(min: 10)
    filtered, errors = f.filter(31)
    assert_equal 31, filtered
    assert_equal nil, errors
  end
  
  it "considers high numbers invalid" do
    f = Mutations::IntegerFilter.new(max: 10)
    filtered, errors = f.filter(31)
    assert_equal 31, filtered
    assert_equal :max, errors
  end
  
  it "considers high numbers vaild" do
    f = Mutations::IntegerFilter.new(max: 10)
    filtered, errors = f.filter(3)
    assert_equal 3, filtered
    assert_equal nil, errors
  end
  
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
mutations-0.5.9	spec/integer_filter_spec.rb
mutations-0.5.4	spec/integer_filter_spec.rb
mutations-0.5.3	spec/integer_filter_spec.rb
mutations-0.5.2	spec/integer_filter_spec.rb
mutations-0.5.1	spec/integer_filter_spec.rb
mutations-0.5.0	spec/integer_filter_spec.rb