fixes #2805: Improve nico seiga support

test/unit/artist_url_test.rb

@@ -1,6 +1,12 @@
 require 'test_helper'
 
 class ArtistUrlTest < ActiveSupport::TestCase
+  def setup
+    super
+    @record = false
+    setup_vcr
+  end
+
   context "An artist url" do
     setup do
       MEMCACHE.flush_all
@@ -40,8 +46,13 @@ class ArtistUrlTest < ActiveSupport::TestCase
     end
 
     should "normalize nico seiga artist urls" do
-      url = FactoryGirl.create(:artist_url, :url => "http://seiga.nicovideo.jp/user/illust/1826959?target=illust_all")
-      assert_equal("http://seiga.nicovideo.jp/user/illust/1826959/", url.normalized_url)
+      url = FactoryGirl.create(:artist_url, :url => "http://seiga.nicovideo.jp/user/illust/1826959")
+      assert_equal("http://seiga.nicovideo.jp/user/illust/1826959", url.normalized_url)
+
+      VCR.use_cassette("artist-url-test/nico-seiga", :record => @vcr_record_option) do
+        url = FactoryGirl.create(:artist_url, :url => "http://seiga.nicovideo.jp/seiga/im4937663")
+        assert_equal("http://seiga.nicovideo.jp/user/illust/7017777/", url.normalized_url)
+      end
     end
 
     should "normalize hentai foundry artist urls" do