require "test_helper"

class UserHelperTest < ActionView::TestCase
  include ERB::Util

  def test_user_image
    user = create(:user)
    gravatar_user = create(:user, :image_use_gravatar => true)

    image = user_image(user)
    assert_match %r{^<img class="user_image border border-grey" .* src="/images/avatar_large.png" />$}, image

    image = user_image(user, :class => "foo")
    assert_match %r{^<img class="foo" .* src="/images/avatar_large.png" />$}, image
    image = user_image(gravatar_user)
    assert_match %r{^<img class="user_image border border-grey" .* src="http://www.gravatar.com/avatar/.*" />$}, image

    image = user_image(gravatar_user, :class => "foo")
    assert_match %r{^<img class="foo" .* src="http://www.gravatar.com/avatar/.*" />$}, image
  end

  def test_user_thumbnail
    user = create(:user)
    gravatar_user = create(:user, :image_use_gravatar => true)

    image = user_thumbnail(user)
    assert_match %r{^<img class="user_thumbnail border border-grey" .* src="/images/avatar_small.png" />$}, image

    image = user_thumbnail(user, :class => "foo")
    assert_match %r{^<img class="foo" .* src="/images/avatar_small.png" />$}, image

    image = user_thumbnail(gravatar_user)
    assert_match %r{^<img class="user_thumbnail border border-grey" .* src="http://www.gravatar.com/avatar/.*" />$}, image

    image = user_thumbnail(gravatar_user, :class => "foo")
    assert_match %r{^<img class="foo" .* src="http://www.gravatar.com/avatar/.*" />$}, image
  end

  def test_user_thumbnail_tiny
    user = create(:user)
    gravatar_user = create(:user, :image_use_gravatar => true)

    image = user_thumbnail_tiny(user)
    assert_match %r{^<img class="user_thumbnail_tiny border border-grey" .* src="/images/avatar_small.png" />$}, image

    image = user_thumbnail_tiny(user, :class => "foo")
    assert_match %r{^<img class="foo" .* src="/images/avatar_small.png" />$}, image

    image = user_thumbnail_tiny(gravatar_user)
    assert_match %r{^<img class="user_thumbnail_tiny border border-grey" .* src="http://www.gravatar.com/avatar/.*" />$}, image

    image = user_thumbnail_tiny(gravatar_user, :class => "foo")
    assert_match %r{^<img class="foo" .* src="http://www.gravatar.com/avatar/.*" />$}, image
  end

  def test_user_image_url
    user = create(:user)
    user.avatar.attach(:io => File.open("test/gpx/fixtures/a.gif"), :filename => "a.gif")
    gravatar_user = create(:user, :image_use_gravatar => true)

    url = user_image_url(user)
    assert_match %r{^http://test.host/rails/active_storage/representations/redirect/[^/]+/[^/]+/a.gif$}, url

    url = user_image_url(gravatar_user)
    assert_match %r{^http://www.gravatar.com/avatar/}, url
  end

  def test_user_image_sizes_default_image
    user = create(:user)

    image = user_image(user)
    assert_match %r{^<img .* width="100" height="100" .* />$}, image

    thumbnail = user_thumbnail(user)
    assert_match %r{^<img .* width="50" height="50" .* />$}, thumbnail
  end

  def test_user_image_sizes_avatar
    user = create(:user)
    user.avatar.attach(:io => File.open("test/gpx/fixtures/a.gif"), :filename => "a.gif")

    # first time access, no width or height is found
    image = user_image(user)
    assert_no_match %r{^<img .* width="100" height="100" .* />$}, image

    thumbnail = user_thumbnail(user)
    assert_no_match %r{^<img .* width="50" height="50" .* />$}, thumbnail

    # Small hacks to simulate what happens when the images have been fetched at least once before
    variant = user.avatar.variant(:resize_to_limit => [100, 100])
    variant.processed.send(:record).image.blob.analyze
    variant = user.avatar.variant(:resize_to_limit => [50, 50])
    variant.processed.send(:record).image.blob.analyze

    image = user_image(user)
    assert_match %r{^<img .* width="100" height="100" .* />$}, image

    thumbnail = user_thumbnail(user)
    assert_match %r{^<img .* width="50" height="50" .* />$}, thumbnail
  end

  def test_user_image_sizes_gravatar
    user = create(:user, :image_use_gravatar => true)

    image = user_image(user)
    assert_match %r{^<img .* width="100" height="100" .* />$}, image

    thumbnail = user_thumbnail(user)
    assert_match %r{^<img .* width="50" height="50" .* />$}, thumbnail
  end

  def test_openid_logo
    logo = openid_logo
    assert_match %r{^<img .* src="/images/openid_small.png" />$}, logo
  end

  def test_auth_button
    button = auth_button("google", "google")
    assert_equal("<a class=\"auth_button\" title=\"Login with Google\" rel=\"nofollow\" data-method=\"post\" href=\"/auth/google\"><img alt=\"Login with a Google OpenID\" class=\"rounded-3\" src=\"/images/google.svg\" /></a>", button)
  end

  private

  def request
    controller.request
  end
end