moebooru: move tests from unit/downloads to unit/sources.

test/unit/sources/moebooru_test.rb

@@ -0,0 +1,14 @@
+require "test_helper"
+
+module Sources
+  class MoebooruTest < ActiveSupport::TestCase
+    context "downloading a 'https://yande.re/jpeg/:hash/:file.jpg' jpeg sample url" do
+      should "download the original file" do
+        @source = "https://yande.re/jpeg/2c6876ac2317fce617e3c5f1a642123b/yande.re%20292092%20hatsune_miku%20tid%20vocaloid.jpg"
+        @rewrite = "https://yande.re/image/2c6876ac2317fce617e3c5f1a642123b/yande.re%20292092%20hatsune_miku%20tid%20vocaloid.png"
+        assert_rewritten(@rewrite, @source)
+        assert_downloaded(1_050_117, @source)
+      end
+    end
+  end
+end