# Copyright (C) 2015-2019  Ruby-GNOME Project Team
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

class TestFlags < Test::Unit::TestCase
  sub_test_case(".try_convert") do
    def test_nil
      assert_nil(GLib::KeyFile::Flags.try_convert(nil))
    end

    def test_flags
      assert_equal(GLib::KeyFile::Flags::KEEP_COMMENTS,
                   GLib::KeyFile::Flags.try_convert(GLib::KeyFile::Flags::KEEP_COMMENTS))
    end

    def test_integer
      assert_equal(GLib::KeyFile::Flags.new(1),
                   GLib::KeyFile::Flags.try_convert(1))
    end

    def test_string
      assert_equal(GLib::KeyFile::Flags.new("keep_comments"),
                   GLib::KeyFile::Flags.try_convert("keep_comments"))
    end

    def test_symbol
      assert_equal(GLib::KeyFile::Flags.new(:keep_comments),
                   GLib::KeyFile::Flags.try_convert(:keep_comments))
    end

    def test_array
      assert_equal(GLib::KeyFile::Flags.new(1 | 2),
                   GLib::KeyFile::Flags.try_convert([1, :keep_translations]))
    end

    def test_nonexistent
      assert_nil(GLib::KeyFile::Flags.try_convert(:nonexistent))
    end

    def test_unconvertable
      assert_nil(GLib::KeyFile::Flags.try_convert({}))
    end
  end

  {
    '<=>' => [
      [0b0000, 0.0, nil],
      [0b0000, 0b0000, 0],
      [0b0000, 0b0110, -1],
      [0b0000, 0b1111, -1],
      [0b0110, 0b0000, 1],
      [0b0110, 0b0011, nil],
      [0b0110, 0b0110, 0],
      [0b0110, 0b0111, -1],
      [0b0110, 0b1001, nil],
      [0b0110, 0b1100, nil],
      [0b0110, 0b1110, -1],
      [0b0110, 0b1111, -1],
      [0b1111, 0b0000, 1],
      [0b1111, 0b0110, 1],
      [0b1111, 0b1111, 0],
    ],
    '==' => [
      [0b0000, 0.0, nil],
      [0b0000, 0b0000, true],
      [0b0000, 0b0110, false],
      [0b0000, 0b1111, false],
      [0b0110, 0b0000, false],
      [0b0110, 0b0011, false],
      [0b0110, 0b0110, true],
      [0b0110, 0b0111, false],
      [0b0110, 0b1001, false],
      [0b0110, 0b1100, false],
      [0b0110, 0b1110, false],
      [0b0110, 0b1111, false],
      [0b1111, 0b0000, false],
      [0b1111, 0b0110, false],
      [0b1111, 0b1111, true],
    ],
    '>=' => [
      [0b0000, 0.0, nil],
      [0b0000, 0b0000, true],
      [0b0000, 0b0110, false],
      [0b0000, 0b1111, false],
      [0b0110, 0b0000, true],
      [0b0110, 0b0011, false],
      [0b0110, 0b0110, true],
      [0b0110, 0b0111, false],
      [0b0110, 0b1001, false],
      [0b0110, 0b1100, false],
      [0b0110, 0b1110, false],
      [0b0110, 0b1111, false],
      [0b1111, 0b0000, true],
      [0b1111, 0b0110, true],
      [0b1111, 0b1111, true],
    ],
    '<=' => [
      [0b0000, 0.0, nil],
      [0b0000, 0b0000, true],
      [0b0000, 0b0110, true],
      [0b0000, 0b1111, true],
      [0b0110, 0b0000, false],
      [0b0110, 0b0011, false],
      [0b0110, 0b0110, true],
      [0b0110, 0b0111, true],
      [0b0110, 0b1001, false],
      [0b0110, 0b1100, false],
      [0b0110, 0b1110, true],
      [0b0110, 0b1111, true],
      [0b1111, 0b0000, false],
      [0b1111, 0b0110, false],
      [0b1111, 0b1111, true],
    ],
    '>' => [
      [0b0000, 0.0, nil],
      [0b0000, 0b0000, false],
      [0b0000, 0b0110, false],
      [0b0000, 0b1111, false],
      [0b0110, 0b0000, true],
      [0b0110, 0b0011, false],
      [0b0110, 0b0110, false],
      [0b0110, 0b0111, false],
      [0b0110, 0b1001, false],
      [0b0110, 0b1100, false],
      [0b0110, 0b1110, false],
      [0b0110, 0b1111, false],
      [0b1111, 0b0000, true],
      [0b1111, 0b0110, true],
      [0b1111, 0b1111, false],
    ],
    '<' => [
      [0b0000, 0.0, nil],
      [0b0000, 0b0000, false],
      [0b0000, 0b0110, true],
      [0b0000, 0b1111, true],
      [0b0110, 0b0000, false],
      [0b0110, 0b0011, false],
      [0b0110, 0b0110, false],
      [0b0110, 0b0111, true],
      [0b0110, 0b1001, false],
      [0b0110, 0b1100, false],
      [0b0110, 0b1110, true],
      [0b0110, 0b1111, true],
      [0b1111, 0b0000, false],
      [0b1111, 0b0110, false],
      [0b1111, 0b1111, false],
    ],
  }.each do |operator, values|
    values.each do |a, b, expected|
      a_format = a.is_a?(Float) ? "%f" : "0b%04b"
      b_format = b.is_a?(Float) ? "%f" : "0b%04b"
      label_format = "#{a_format} %s #{b_format} == %s"
      data((label_format % [a, operator, b, expected.inspect]),
           {
             :a => a,
             :operator => operator,
             :b => b,
             :expected => expected,
           })
    end
  end
  def test_flags_compare(data)
    flags = GLib::KeyFile::Flags.new(data[:a])
    assert_equal(data[:expected],
                 flags.send(data[:operator], data[:b]))
  end
end