test/models/old_relation_tag_test.rb

   1 require "test_helper"
   2
   3 class OldRelationTagTest < ActiveSupport::TestCase
   4   def test_length_key_valid
   5     tag = create(:old_relation_tag)
   6     [0, 255].each do |i|
   7       tag.k = "k" * i
   8       assert_predicate tag, :valid?
   9     end
  10   end
  11
  12   def test_length_value_valid
  13     tag = create(:old_relation_tag)
  14     [0, 255].each do |i|
  15       tag.v = "v" * i
  16       assert_predicate tag, :valid?
  17     end
  18   end
  19
  20   def test_length_key_invalid
  21     tag = create(:old_relation_tag)
  22     tag.k = "k" * 256
  23     assert_not tag.valid?, "Key should be too long"
  24     assert_predicate tag.errors[:k], :any?
  25   end
  26
  27   def test_length_value_invalid
  28     tag = create(:old_relation_tag)
  29     tag.v = "v" * 256
  30     assert_not tag.valid?, "Value should be too long"
  31     assert_predicate tag.errors[:v], :any?
  32   end
  33
  34   def test_orphaned_tag_invalid
  35     tag = create(:old_relation_tag)
  36     tag.old_relation = nil
  37     assert_not tag.valid?, "Orphaned tag should be invalid"
  38     assert_predicate tag.errors[:old_relation], :any?
  39   end
  40
  41   def test_uniqueness
  42     existing = create(:old_relation_tag)
  43     tag = OldRelationTag.new
  44     tag.relation_id = existing.relation_id
  45     tag.version = existing.version
  46     tag.k = existing.k
  47     tag.v = existing.v
  48     assert_predicate tag, :new_record?
  49     assert_not tag.valid?
  50     assert_raise(ActiveRecord::RecordInvalid) { tag.save! }
  51     assert_predicate tag, :new_record?
  52   end
  53 end