#
#  Copyright (C) 2014  Enrico Rivarola
#
#  This file is part of DcmDict gem (dcm_dict).
#
#  DcmDict 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.
#
#  DcmDict 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 DcmDict.  If not, see <http://www.gnu.org/licenses/>.
#
#  This software has neither been tested nor approved for clinical use
#  or for incorporation in a medical device.
#  It is the redistributor's or user's responsibility to comply with any
#  applicable local, state, national or international regulations.
#
require 'spec_helper'



describe DcmDict::Dictionary::DataElementRecord do
  using DcmDict::Refine::Internal::ArrayRefineInternal

  [
    {tag_ps: '(0008,0010)',
     tag_name: 'Recognition Code',
     tag_key: 'RecognitionCode',
     tag_vr: [:SH],
     tag_vm: ['1'],
     tag_note: 'RET',
     tag_ary: [0x0008,0x0010],
     tag_sym: :recognition_code,
     tag_ndm: '00080010',
     tag_str: '(0008,0010)',
     tag_multiple: false
    },
    { tag_ps: '(0008,1190)',
      tag_name: "Retrieve URL",
      tag_key: 'RetrieveURL',
      tag_vr: [:UR],
      tag_vm: ["1"],
      tag_str: '(0008,1190)',
      tag_sym: :retrieve_url,
      tag_ndm: '00081190',
      tag_ary: [0x0008,0x1190],
      tag_multiple: false,
      tag_note: ''}
  ].each do |data|
    it "Handle Data Element Data correctly" do
      der = DcmDict::Dictionary::DataElementRecord.new(data)
      expect(der.tag_ps).to eq(data[:tag_ps])
      expect(der.tag_name).to eq(data[:tag_name])
      expect(der.tag_keyword).to eq(data[:tag_key])
      expect(der.tag_vr).to eq(data[:tag_vr])
      expect(der.tag_vm).to eq(data[:tag_vm])
      expect(der.tag_note).to eq(data[:tag_note])
      expect(der.tag_ary).to eq(data[:tag_ary])
      expect(der.tag).to eq(data[:tag_ary])
      expect(der.tag_sym).to eq(data[:tag_sym])
      expect(der.tag_ndm).to eq(data[:tag_ndm])
      expect(der.tag_str).to eq(data[:tag_str])
      expect(der.tag_multiple?).to eq(data[:tag_multiple])

      data.each do |key, expected_val|
        expect(der.send(key)).to eq(expected_val)
      end

    end

    include_examples "Record handle methods correctly",
                     DcmDict::Dictionary::DataElementRecord.new(data),
                     data


    it "Handle group and element with explicit method" do
      der = DcmDict::Dictionary::DataElementRecord.new(data)
      expect(der.tag_group).to eq(data[:tag_ary].tag_group_num)
      expect(der.tag_element).to eq(data[:tag_ary].tag_element_num)
    end

    it "data should be not modifiable" do
      der = DcmDict::Dictionary::DataElementRecord.new(data)
      old_ps = der.tag_ps.dup
      expect{der.tag_ps << 'aaa'}.to raise_error
      expect(der.tag_ps).to eq(old_ps)
    end

    it "should extract multiple tag record only for specific tag" do
      der = DcmDict::Dictionary::DataElementRecord.new(data)
      mrec = der.extract_multiple_tag_record(data[:tag_ary])
      expect(mrec).to be_nil
    end

  end

  {
    # { tag_ps: '(60xx,0010)', tag_name: "Overlay Rows", tag_key: 'OverlayRows', tag_vr: [:US], tag_vm: ["1"], tag_str: '(6022,0010)', tag_sym: :overlay_rows, tag_ndm: '60220010', tag_ary: [24610, 16], tag_multiple: true, tag_note: ''},
    [
      '(6068,0010)', '60680010', [0x6068,0x0010]
    ] => {
      :source_data => { tag_ps: '(60XX,0010)', tag_name: "Overlay Rows", tag_key: 'OverlayRows', tag_vr: [:US], tag_vm: ["1"], tag_str: '(6022,0010)', tag_sym: :overlay_rows, tag_ndm: '60220010', tag_ary: [24610, 16], tag_multiple: true, tag_note: ''},
      :specific_data => { tag_ps: '(60XX,0010)', tag_name: "Overlay Rows", tag_key: 'OverlayRows', tag_vr: [:US], tag_vm: ["1"], tag_str: '(6068,0010)', tag_sym: :overlay_rows, tag_ndm: '60680010', tag_ary: [0x6068,0x0010], tag_multiple: true, tag_note: ''} }
  }.each do |keys, multi_data|
    it "check match for multiple tag definition from #{keys[0].inspect}" do
      der = DcmDict::Dictionary::DataElementRecord.new(multi_data[:source_data])
      keys.each do |key|
        expect(der.send(:match_tag?, key)).to be_truthy
      end
    end

    it "generate equivalent record for specific tag from #{keys[0].inspect}" do
      der_multi = DcmDict::Dictionary::DataElementRecord.new(multi_data[:source_data])
      der = der_multi.extract_multiple_tag_record(multi_data[:specific_data][:tag_ary])
      multi_data[:specific_data].each do |key, val|
        expect(der.send(key)).to eq(val)
      end

    end
  end

end