Correct internal links when pulled from outdated cache

lib/html-proofer/runner.rb

@@ -147,6 +147,9 @@ def validate_internal_urls
         urls_to_check = load_internal_cache
 
         urls_to_check.each_pair do |url, internal_urls|
+          # pulled from cache
+          internal_urls = @internal_urls[url] unless internal_urls.first.is_a?(LinkCheck::InternalLink)
+
           result = @internal_link_checks.check_internal_link(internal_urls.first.link, internal_urls.first.path, internal_urls.first.line, internal_urls.first.content)
           code = result ? 200 : 404
           @cache.add(url, @internal_urls_to_paths[url].sort, code, '') # TODO: blank msg for now

spec/html-proofer/cache_spec.rb

@@ -144,6 +144,25 @@ def read_cache(cache_file)
     end
   end
 
+  context 'not within date for internal url' do
+    let(:cache_file_name) { '.not_within_date_internal.log' }
+    it 'does write file if timestamp is not within date' do
+      # this is frozen to within 7 days of the log
+      new_time = Time.local(2015, 10, 27, 12, 0, 0)
+      Timecop.freeze(new_time)
+
+      expect_any_instance_of(HTMLProofer::Cache).to receive(:write)
+      root_link = "#{FIXTURES_DIR}/links/root_link/root_link.html"
+
+      # we expect an add since we are mocking outside the timeframe
+      expect_any_instance_of(HTMLProofer::Cache).to receive(:add).with('/', ['spec/html-proofer/fixtures/links/root_link/root_link.html'], 200, '')
+
+      run_proofer(root_link, :file, disable_external: true, cache: { timeframe: '4d', cache_file: cache_file_name }.merge(default_cache_options))
+
+      Timecop.return
+    end
+  end
+
   context 'new external url added' do
     let(:cache_file_name) { '.new_external_url.log' }
     it 'does write file if a new URL is added' do

spec/html-proofer/fixtures/cache/.not_within_date_internal.log

@@ -0,0 +1 @@
+{"/":{"time":"2015-10-20 12:00:00 -0700","filenames":["spec/html-proofer/fixtures/links/root_link/root_link.html"],"status":200,"message":""}}