gistfile1.txt

require 'test_helper'

class PatientTest < ActiveSupport::TestCase

  def test_should_create_patient
    assert_difference 'Patient.count' do
      patient = create_patient
      assert !patient.new_record?, "#{patient.errors.full_messages.to_sentence}"
    end
  end

  def test_should_require_gender
    assert_no_difference 'Patient.count' do
      p = create_patient(:male => nil)
      assert p.errors.on(:male)
    end
  end

  def test_should_create_male_patients
    assert_difference 'Patient.count' do
      p = create_patient(:male => true)
      assert !p.new_record?, "#{p.errors.full_messages.to_sentence}"
    end
  end

  def test_should_create_female_patients
    assert_difference 'Patient.count' do
      p = create_patient(:male => false)
      assert !p.new_record?, "#{p.errors.full_messages.to_sentence}"
    end
  end

  def test_should_require_date_of_birth
    assert_no_difference 'Patient.count' do
      p = create_patient(:date_of_birth => nil)
      assert p.errors.on(:date_of_birth)
    end
  end

  def test_should_have_a_date_of_birth_within_the_last_100_years
    assert_no_difference 'Patient.count' do
      p = create_patient(:date_of_birth => 100.years.ago.to_date)
      assert p.errors.on(:date_of_birth)
    end
    assert_difference 'Patient.count' do
      p = create_patient(:date_of_birth => 99.years.ago.to_date)
      assert !p.new_record?, "#{p.errors.full_messages.to_sentence}"
    end
  end

  def test_should_not_allow_a_future_date_of_birth
    assert_no_difference 'Patient.count' do
      p = create_patient(:date_of_birth => Date.today + 1)
      assert p.errors.on(:date_of_birth)
    end
  end

  def test_should_require_date_of_diagnosis
    assert_no_difference 'Patient.count' do
      p = create_patient(:date_of_diagnosis => nil)
      assert p.errors.on(:date_of_diagnosis)
    end
  end

  def test_should_not_allow_a_future_date_of_diagnosis
    assert_no_difference 'Patient.count' do
      p = create_patient(:date_of_diagnosis => Date.today + 1)
      assert p.errors.on(:date_of_diagnosis)
    end
  end

  def test_should_not_allow_a_date_of_diagnosis_before_date_of_birth
    assert_no_difference 'Patient.count' do
      birth = 27.years.ago
      diagnosis = birth - 1.day
      p = create_patient(:date_of_birth => birth, :date_of_diagnosis => diagnosis)
      assert p.errors.on(:date_of_diagnosis)
    end
  end

  def test_should_default_to_false_for_lomitil_or_opiates
    p = create_patient(:lomitil_or_opiates => nil)
    assert p.lomitil_or_opiates == false
  end

protected
  def create_patient(options = {})
    record = Patient.new(valid_options_for_patient.merge(options))
    record.save
    record
  end
end