#--
# gravaty
# Copyright © 2013, 2014, 2015, 2016, 2017, 2018, 2019  Marco Bresciani
#
# This file is part of gravaty.
#
# gravaty is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation, either version 3 of the License, or (at your
# option) any later version.
#
# gravaty is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License
# along with gravaty. If not, see <http://www.gnu.org/licenses/>.
#++

require_relative '../test_helper'

describe Gravaty::Gravaty do
  describe 'when created with a valid email address ' do

    subject {Gravaty::Gravaty.new(Gravaty::TEST_MY_ADDRESS,
                                  Gravaty::parser)}

    Gravaty::AVATAR_FORMATS.each do |avatar|
      describe "when asked for '#{avatar}' image" do
        it "shall provide an URI with specified '#{avatar}' image" do
          subject.avatar(type: avatar).must_include(".#{avatar}")
        end
      end
    end

    describe 'when asked for unknown image' do
      it 'must raise an ArgumentError' do
        assert_raises ArgumentError do
          subject.avatar type: 'unknown'
        end
      end
    end

    Gravaty::ALLOWED_SIZES.each do |size|
      describe "when asked for a size of '#{size}' pixels" do
        it "shall provide an URI with specified '#{size}' image" do
          subject.avatar(pixelsize: size)
              .must_match(/#{Gravaty::TEST_SIZE_REGEXP}$/)
        end
      end
    end

    [-1, 0, Gravaty::ALLOWED_SIZES.max + 1].each do |size|
      describe "when asked for an invalid size of '#{size}' pixels" do
        it 'must raise an argument error' do
          assert_raises ArgumentError do
            subject.avatar(pixelsize: size)
          end
        end
      end
    end

    Gravaty::RATING_OPTIONS.each do |rating|
      describe "when asked for a specific image rating '#{rating}'" do
        it "shall provide an URI with specified '#{rating}'" do
          subject.avatar(rating: rating)
              .must_include("rating=#{rating}")
        end
      end
    end

    describe 'when asked for unknown rating' do
      it 'must raise an ArgumentError' do
        assert_raises ArgumentError do
          subject.avatar rating: 'unknown'
        end
      end
    end

    describe 'when asked for forcing default image' do
      it 'shall provide a forced URI' do
        subject.avatar(force: true).must_include Gravaty::TEST_FORCED
      end
    end

    Gravaty::DEFAULT_OPTIONS.each do |options|
      describe "when asked for a specific image options '#{options}'" do
        it "shall provide an URI with option '#{options}'" do
          subject.avatar(default: options).must_include("d=#{options}")
        end
      end
    end

    describe 'when provided with a own default image' do
      it 'shall provide a HTTP(S) URI' do
        ['', 's'].each do |type|
          an_uri = "http#{type}://www.example.com/example.jpg"
          subject.avatar(default: an_uri).must_include CGI::escape(an_uri)
        end
      end

      it 'must raise an ArgumentError when URI is not HTTP(S)' do
        assert_raises ArgumentError do
          subject.avatar default: 'ftp://www.example.com/example.jpg'
        end
      end

      it 'must raise an ArgumentError when image format is not supported' do
        assert_raises ArgumentError do
          subject.avatar default: 'http://www.example.com/example.svg'
        end
      end

      it 'must raise an ArgumentError when URI contains a query string' do
        assert_raises ArgumentError do
          subject.avatar default: 'http://www.example.com?image=example.jpg'
        end
      end
    end
  end
end