require "test_helper"

class ConfigurationTest < Webpacker::Test
  def setup
    @config = Webpacker::Configuration.new(
      root_path: Pathname.new(File.expand_path("test_app", __dir__)),
      config_path: Pathname.new(File.expand_path("./test_app/config/webpacker.yml", __dir__)),
      env: "production"
    )
  end

  def test_source_path
    source_path = File.expand_path File.join(File.dirname(__FILE__), "test_app/app/packs").to_s
    assert_equal source_path, @config.source_path.to_s
  end

  def test_source_entry_path
    source_entry_path = File.expand_path File.join(File.dirname(__FILE__), "test_app/app/packs", "entrypoints").to_s
    assert_equal @config.source_entry_path.to_s, source_entry_path
  end

  def test_public_root_path
    public_root_path = File.expand_path File.join(File.dirname(__FILE__), "test_app/public").to_s
    assert_equal @config.public_path.to_s, public_root_path
  end

  def test_public_output_path
    public_output_path = File.expand_path File.join(File.dirname(__FILE__), "test_app/public/packs").to_s
    assert_equal @config.public_output_path.to_s, public_output_path

    @public_root_config = Webpacker::Configuration.new(
      root_path: @config.root_path,
      config_path: Pathname.new(File.expand_path("./test_app/config/webpacker_public_root.yml", __dir__)),
      env: "production"
    )

    public_output_path = File.expand_path File.join(File.dirname(__FILE__), "public/packs").to_s
    assert_equal @public_root_config.public_output_path.to_s, public_output_path
  end

  def test_public_manifest_path
    public_manifest_path = File.expand_path File.join(File.dirname(__FILE__), "test_app/public/packs", "manifest.json").to_s
    assert_equal @config.public_manifest_path.to_s, public_manifest_path
  end

  def test_manifest_path
    manifest_path = File.expand_path File.join(File.dirname(__FILE__), "test_app/public/packs", "manifest.json").to_s
    assert_equal @config.manifest_path.to_s, manifest_path

    @manifest_config = Webpacker::Configuration.new(
      root_path: @config.root_path,
      config_path: Pathname.new(File.expand_path("./test_app/config/webpacker_manifest_path.yml", __dir__)),
      env: "production"
    )

    manifest_path = File.expand_path File.join(File.dirname(__FILE__), "test_app/app/packs", "manifest.json").to_s
    assert_equal @manifest_config.manifest_path.to_s, manifest_path
  end

  def test_cache_path
    cache_path = File.expand_path File.join(File.dirname(__FILE__), "test_app/tmp/webpacker").to_s
    assert_equal @config.cache_path.to_s, cache_path
  end

  def test_additional_paths
    assert_equal @config.additional_paths, ["app/assets", "/etc/yarn", "some.config.js", "app/elm"]
  end

  def test_cache_manifest?
    assert @config.cache_manifest?

    with_rails_env("development") do
      refute Webpacker.config.cache_manifest?
    end

    with_rails_env("test") do
      refute Webpacker.config.cache_manifest?
    end
  end

  def test_compile?
    refute @config.compile?

    with_rails_env("development") do
      assert Webpacker.config.compile?
    end

    with_rails_env("test") do
      assert Webpacker.config.compile?
    end
  end

  def test_nested_entries?
    refute @config.nested_entries?

    with_rails_env("development") do
      refute Webpacker.config.nested_entries?
    end

    with_rails_env("test") do
      refute Webpacker.config.nested_entries?
    end
  end

  def test_ensure_consistent_versioning?
    refute @config.ensure_consistent_versioning?

    with_rails_env("development") do
      assert Webpacker.config.ensure_consistent_versioning?
    end

    with_rails_env("test") do
      refute Webpacker.config.ensure_consistent_versioning?
    end
  end

  def test_webpacker_precompile
    assert @config.webpacker_precompile?

    ENV["WEBPACKER_PRECOMPILE"] = "no"
    refute Webpacker.config.webpacker_precompile?

    ENV["WEBPACKER_PRECOMPILE"] = "yes"
    assert Webpacker.config.webpacker_precompile?

    ENV["WEBPACKER_PRECOMPILE"] = "false"
    refute Webpacker.config.webpacker_precompile?

    ENV["WEBPACKER_PRECOMPILE"] = "true"
    assert Webpacker.config.webpacker_precompile?

    ENV["WEBPACKER_PRECOMPILE"] = "n"
    refute Webpacker.config.webpacker_precompile?

    ENV["WEBPACKER_PRECOMPILE"] = "y"
    assert Webpacker.config.webpacker_precompile?

    ENV["WEBPACKER_PRECOMPILE"] = "f"
    refute Webpacker.config.webpacker_precompile?

    ENV["WEBPACKER_PRECOMPILE"] = "t"
    assert Webpacker.config.webpacker_precompile?

    @no_precompile_config = Webpacker::Configuration.new(
      root_path: @config.root_path,
      config_path: Pathname.new(File.expand_path("./test_app/config/webpacker_no_precompile.yml", __dir__)),
      env: "production"
    )

    assert @no_precompile_config.webpacker_precompile?

    ENV["WEBPACKER_PRECOMPILE"] = nil

    refute @no_precompile_config.webpacker_precompile?

    @invalid_path_config = Webpacker::Configuration.new(
      root_path: @config.root_path,
      config_path: Pathname.new(File.expand_path("./test_app/config/invalid_path.yml", __dir__)),
      env: "default"
    )

    refute @invalid_path_config.webpacker_precompile?
  end

  def test_fall_back_to_bundled_config_with_the_same_name_for_standard_environments
    @no_default_config = Webpacker::Configuration.new(
      root_path: @config.root_path,
      config_path: Pathname.new(File.expand_path("./test_app/config/webpacker_defaults_fallback.yml", __dir__)),
      env: "default"
    )

    refute @no_default_config.cache_manifest? # fall back to "default" config from bundled file
    refute @no_default_config.webpacker_precompile? # use "default" config from custom file
  end

  def test_fall_back_to_bundled_production_config_for_custom_environments
    @no_env_config = Webpacker::Configuration.new(
      root_path: @config.root_path,
      config_path: Pathname.new(File.expand_path("./test_app/config/webpacker_defaults_fallback.yml", __dir__)),
      env: "staging"
    )

    assert @no_env_config.cache_manifest? # fall back to "production" config from bundled file
    refute @no_env_config.webpacker_precompile? # use "staging" config from custom file
  end
end