Adding tests for user model

Author: farkwun

test/models/user_test.rb

@@ -0,0 +1,27 @@
+require File.expand_path('../../test_helper', __FILE__)
+
+class UserTest < ActiveSupport::TestCase
+  include TestSetupMethods
+  include TestHelperMethods
+  def setup
+    @show_debug = false
+  end
+
+  test "parent_id_required?" do
+    @alice = create_user('alice', '[email protected]')
+    assert @alice.errors.any?,
+      "User should have failed creation - #{@alice.inspect}"
+  end
+
+  test "cannot_set_parent_id_to_child_id" do
+    flunk('Functionality does not exist') # comment this out to test actual code
+
+    @alice = create_user('alice','[email protected]', 1)
+    @bob = create_user('bob','[email protected]', @alice.id)
+
+    find_user(@alice).update({:parent_id => @bob.id.to_i})
+
+    refute find_user(@alice).parent_id.to_i == @bob.id.to_i,
+      "Should not allow update with child as parent - #{find_user(@alice).inspect}"
+  end
+end

test/test_helper.rb

@@ -1,2 +1,44 @@
 # Load the Redmine helper
 require File.expand_path(File.dirname(__FILE__) + '/../../../test/test_helper')
+
+module TestSetupMethods
+  def create_user(login, email, parent_id = nil)
+    pwd = repeat_str('123')
+    mock_user = User.create() do |u|
+      u.login                 = login
+      u.password              = pwd
+      u.password_confirmation = pwd
+      u.firstname             = login
+      u.lastname              = 'doe'
+      u.mail                  = email
+      u.language              = 'en'
+      u.mail_notification     = 'only_my_events'
+      u.must_change_passwd    = false
+      u.parent_id             = parent_id
+      u.status                = 1
+      u.auth_source_id        = nil
+    end
+    # block below prints out all errors if validation fails
+    if mock_user.errors.any? && @show_debug
+      mock_user.errors.each do |attribute, message|
+        puts "Error - #{attribute} : #{message}"
+      end
+    end
+    mock_user
+  end
+end
+
+module TestHelperMethods
+  def repeat_str(input, length = Setting.password_min_length)
+    puts input if @show_debug
+    repeated_input = ""
+    while repeated_input.length < length.to_i
+      repeated_input << input
+    end
+    repeated_input
+  end
+
+  def find_user(user)
+    User.find_by_login(user.login)
+  end
+end