class ChangesetTag < ActiveRecord::Base
-
belongs_to :changeset, :foreign_key => 'id'
+ validates_presence_of :id
+ validates_length_of :k, :v, :maximum => 255, :allow_blank => true
+ validates_uniqueness_of :id, :scope => :k
+ validates_numericality_of :id, :only_integer => true
end
class ChangesetTagTest < Test::Unit::TestCase
fixtures :changeset_tags
+
+ def test_changeset_tag_count
+ assert_equal 1, ChangesetTag.count
+ end
+ def test_length_key_valid
+ key = "k"
+ (0..255).each do |i|
+ tag = ChangesetTag.new
+ tag.id = 1
+ tag.k = key*i
+ tag.v = "v"
+ assert_valid tag
+ end
+ end
- def test_changeset_tags_count
- assert_equal 1, ChangesetTag.count
+ def test_length_value_valid
+ val = "v"
+ (0..255).each do |i|
+ tag = ChangesetTag.new
+ tag.id = 1
+ tag.k = "k"
+ tag.v = val*i
+ assert_valid tag
+ end
+ end
+
+ def test_length_key_invalid
+ ["k"*256].each do |k|
+ tag = ChangesetTag.new
+ tag.id = 1
+ tag.k = k
+ tag.v = "v"
+ assert !tag.valid?, "Key #{k} should be too long"
+ assert tag.errors.invalid?(:k)
+ end
+ end
+
+ def test_length_value_invalid
+ ["v"*256].each do |v|
+ tag = ChangesetTag.new
+ tag.id = 1
+ tag.k = "k"
+ tag.v = v
+ assert !tag.valid?, "Value #{v} should be too long"
+ assert tag.errors.invalid?(:v)
+ end
end
+ def test_empty_tag_invalid
+ tag = ChangesetTag.new
+ assert !tag.valid?, "Empty tag should be invalid"
+ assert tag.errors.invalid?(:id)
+ end
+
+ def test_uniqueness
+ tag = ChangesetTag.new
+ tag.id = changeset_tags(:changeset_1_tag_1).id
+ tag.k = changeset_tags(:changeset_1_tag_1).k
+ tag.v = changeset_tags(:changeset_1_tag_1).v
+ assert tag.new_record?
+ assert !tag.valid?
+ assert_raise(ActiveRecord::RecordInvalid) {tag.save!}
+ assert tag.new_record?
+ end
end
tag.k = "k"
tag.v = i
assert !tag.valid?, "Value #{i} should be too long"
+ assert tag.errors.invalid?(:v)
end
end
assert tag.errors.invalid?(:id)
end
- def test_uniquness
+ def test_uniqueness
tag = WayTag.new
tag.id = current_way_tags(:t1).id
tag.k = current_way_tags(:t1).k