Added testing for Setup Issue Show process

Author: travis

lib/pathname_redmine_version.rb

@@ -0,0 +1,5 @@
+class Pathname
+  def redmine_version
+    self.basename.to_s[0..4]
+  end
+end

lib/setup_issue_show.rb

@@ -1,8 +1,10 @@
 require 'redmine'
 require 'fileutils'
+require 'pathname_redmine_version'
 
 class SetupIssueShow
-  attr_reader :issues_directoy, :current_version
+  attr_accessor :issues_directory
+  attr_accessor :current_version
 
   def initialize
     @issues_directory =  Pathname.new( Redmine::Plugin.registered_plugins[:redmine_spent_time_in_issue_description].directory ).join("app","views","issues")
@@ -15,7 +17,9 @@ def show_file
       version = file.to_s[0..4]
       version == @current_version || version < @current_version
     end
-    @issues_directory.join file
+
+    show_file = @issues_directory.join file unless file.nil?
+
   end
 
   def replace

test/unit/setup_issue_show_test.rb

@@ -0,0 +1,35 @@
+require File.expand_path('../../test_helper', __FILE__)
+
+class SetupIssueShowTest < ActiveSupport::TestCase
+
+  def setup
+    @SetupIssueShow = SetupIssueShow.new
+  end
+
+  def test_start
+    assert_equal 'test', 'test'
+  end
+
+  def test_version_detection
+    assert_equal @SetupIssueShow.current_version.class, String
+    assert_not_nil @SetupIssueShow.current_version[/\d+\.\d+\.\d+/]
+  end
+
+  def test_show_file
+    assert_equal @SetupIssueShow.show_file.class, Pathname
+  end
+
+  def test_correct_file_found
+
+    @SetupIssueShow.current_version="2.3.1"
+    assert_equal "2.3.1", @SetupIssueShow.show_file.redmine_version, "Did not find the exact match."
+
+    @SetupIssueShow.current_version="2.3.2"
+    assert_equal "2.3.1", @SetupIssueShow.show_file.redmine_version, "Did not find the most recent match."
+
+    @SetupIssueShow.current_version="0.0.0"
+    assert_nil @SetupIssueShow.show_file
+
+  end
+
+end