add plugin specs

plugins/article_import/spec/lib/odin/foodsoft_article_import_odin_spec.rb

@@ -0,0 +1,70 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require_relative '../../../lib/foodsoft_article_import'
+
+describe FoodsoftArticleImport do
+  files_path = File.expand_path '../../files', __dir__
+  odin_files_path = File.join(files_path, 'odin')
+
+  dummy_article = { order_number: '0109', name: 'nucli rose', note: 'Biologisch', manufacturer: 'NELEMAN',
+                    origin: 'ES', unit: '750gr', price: '4.52', unit_quantity: '6', tax: '21', deposit: '0', article_category: '' }
+
+  empty = {}
+
+  context 'odin' do
+    it 'parses file correctly with type parameter odin' do
+      FoodsoftArticleImport.parse(File.open(File.join(odin_files_path, 'odin_flawless.xml')), type: 'odin') do |new_attrs, status, _line|
+        expect(new_attrs).to eq dummy_article
+        expect(status).to eq nil
+      end
+    end
+
+    it 'raises error wenn wrong type specified' do
+      expect do
+        FoodsoftArticleImport.parse(File.open(File.join(odin_files_path, 'odin_flawless.xml')),   type: 'foodsoft')
+      end.to raise_error(RuntimeError)
+
+      expect do
+        FoodsoftArticleImport.parse(File.open(File.join(odin_files_path, 'odin_flawless.xml')),   type: 'bnn')
+      end.to raise_error(CSV::MalformedCSVError)
+    end
+
+    it 'parses missing entries correctly' do
+      FoodsoftArticleImport.parse(File.open(File.join(odin_files_path, 'odin_missing_entries.xml')), type: 'odin') do |new_attrs, status, _line|
+        expect(status).to eq :outlisted
+        expect(new_attrs[:unit]).to eq '750st'
+        expect(new_attrs[:manufacturer]).to eq ''
+      end
+    end
+
+    it 'skips rows without order_number' do
+      FoodsoftArticleImport.parse(File.open(File.join(odin_files_path, 'odin_missing_order_number.xml')), type: 'odin') do |new_attrs, _status, _line|
+        expect(new_attrs).to eq empty
+      end
+    end
+
+    it 'joins custom_codes file' do
+      custom_file_path = File.join(files_path, 'custom_codes.yml').to_s
+      FoodsoftArticleImport.parse(File.open(File.join(odin_files_path, 'odin_flawless_custom_category.xml')), custom_file_path: custom_file_path, type: 'odin') do |new_attrs, _status, _line|
+        expect(new_attrs[:article_category]).to eq 'Test Indeling - Test Subindeling'
+      end
+    end
+
+    xit 'parses dummy_article with special correctly' do
+      # TODO: find out whether there are special prices for odin files
+      FoodsoftArticleImport.parse(File.open(File.join(odin_files_path, 'bnn_flawless_special.BNN')), type: 'bnn') do |new_attrs, _status, _line|
+        expect(new_attrs.manufacturer).to eq nil
+        expect(new_attrs.unit).to eq '750st'
+      end
+    end
+
+    xit 'parses file with different encoding' do
+      # the bnn file is loaded with encoding ibm850. If file is not ibm850 encoded, some characters might look weird
+      FoodsoftArticleImport.parse(File.open(File.join(odin_files_path, 'bnn_bad_encoding.BNN')), type: 'bnn') do |new_attrs, _status, _line|
+        expect(new_attrs[:order_number]).to eq('64721')
+        expect(new_attrs[:name]).to eq('Greek Dressing - Kräuter Mix')
+      end
+    end
+  end
+end