/related_tag: convert to table builder.

test/unit/related_tag_query_test.rb

@@ -37,7 +37,7 @@ class RelatedTagQueryTest < ActiveSupport::TestCase
       end
 
       should "work" do
-        assert_equal(["aaa", "bbb", "ccc"], @query.tags)
+        assert_equal(["aaa", "bbb", "ccc"], @query.tags.map(&:name))
       end
 
       should "render the json" do
@@ -51,7 +51,7 @@ class RelatedTagQueryTest < ActiveSupport::TestCase
       end
 
       should "work" do
-        assert_equal([], @query.tags)
+        assert_equal(true, @query.tags.empty?)
       end
     end
 
@@ -68,7 +68,7 @@ class RelatedTagQueryTest < ActiveSupport::TestCase
       end
 
       should "take related tags from the consequent tag" do
-        assert_equal(%w[aaa bbb ccc], @query.tags)
+        assert_equal(%w[aaa bbb ccc], @query.tags.map(&:name))
       end
     end
 
@@ -78,7 +78,7 @@ class RelatedTagQueryTest < ActiveSupport::TestCase
       end
 
       should "work" do
-        assert_equal(["aaa"], @query.tags)
+        assert_equal(["aaa"], @query.tags.map(&:name))
       end
     end
 
@@ -118,7 +118,7 @@ class RelatedTagQueryTest < ActiveSupport::TestCase
     end
 
     should "find the related tags" do
-      assert_equal(%w(ccc), @query.tags)
+      assert_equal(["ccc"], @query.tags.map(&:name))
     end
   end
 end