X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/6bca4b66d14f01f716af0f11ddb96c275a3ad0dd..721dd9c27d299455b9159457a095716f797389f1:/test/unit/relation_tag_test.rb

diff --git a/test/unit/relation_tag_test.rb b/test/unit/relation_tag_test.rb
index 38c8af22b..f93e689ca 100644
--- a/test/unit/relation_tag_test.rb
+++ b/test/unit/relation_tag_test.rb
@@ -8,4 +8,64 @@ class RelationTagTest < Test::Unit::TestCase
     assert_equal 3, RelationTag.count
   end
   
+  def test_length_key_valid
+    key = "k"
+    (0..255).each do |i|
+      tag = RelationTag.new
+      tag.id = 1
+      tag.k = key*i
+      tag.v = "v"
+      assert_valid tag
+    end
+  end
+  
+  def test_length_value_valid
+    val = "v"
+    (0..255).each do |i|
+      tag = RelationTag.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 |i|
+      tag = RelationTag.new
+      tag.id = 1
+      tag.k = i
+      tag.v = "v"
+      assert !tag.valid?, "Key #{i} should be too long"
+      assert tag.errors.invalid?(:k)
+    end
+  end
+  
+  def test_length_value_invalid
+    ["v"*256].each do |i|
+      tag = RelationTag.new
+      tag.id = 1
+      tag.k = "k"
+      tag.v = i
+      assert !tag.valid?, "Value #{i} should be too long"
+      assert tag.errors.invalid?(:v)
+    end
+  end
+  
+  def test_empty_tag_invalid
+    tag = RelationTag.new
+    assert !tag.valid?, "Empty relation tag should be invalid"
+    assert tag.errors.invalid?(:id)
+  end
+  
+  def test_uniquness
+    tag = RelationTag.new
+    tag.id = current_relation_tags(:t1).id
+    tag.k = current_relation_tags(:t1).k
+    tag.v = current_relation_tags(:t1).v
+    assert tag.new_record?
+    assert !tag.valid?
+    assert_raise(ActiveRecord::RecordInvalid) {tag.save!}
+    assert tag.new_record?
+  end
 end