time_with_zone_comparison_bug.rb

# frozen_string_literal: true

begin
  require "bundler/inline"
rescue LoadError => e
  $stderr.puts "Bundler version 1.10 or later is required. Please update your Bundler"
  raise e
end

gemfile(true) do
  source "https://rubygems.org"

  git_source(:github) { |repo| "https://github.com/#{repo}.git" }

  # Activate the gem you are reporting the issue against.
  gem "activesupport", "5.1.4"
end

require "active_support/all"
require "minitest/autorun"

# Ensure backward compatibility with Minitest 4
Minitest::Test = MiniTest::Unit::TestCase unless defined?(Minitest::Test)

class TimeWithZoneComparisonBug < Minitest::Test
  def test_utc
    Time.zone = "UTC"
    run_comparisons
  end

  def test_new_york
    Time.zone = "America/New_York"
    run_comparisons
  end

  def test_berlin
    Time.zone = "Europe/Berlin"
    run_comparisons
  end

  private

  def run_comparisons
    date = Date.current

    datetime = date.to_datetime
    time_with_zone = date.in_time_zone

    assert datetime <= date
    assert date >= datetime

    assert time_with_zone <= date
    assert date >= time_with_zone
  end
end