little refactor and improvements on specs

lib/banzai/filter/gollum_tags_filter.rb

@@ -118,7 +118,7 @@ module Banzai
         end
 
         if path
-          content_tag(:img, nil, src: path, class: tag_class('image'))
+          content_tag(:img, nil, src: path, class: 'gfm')
         end
       end
 
@@ -155,7 +155,7 @@ module Banzai
           href = ::File.join(project_wiki_base_path, reference)
         end
 
-        content_tag(:a, name || reference, href: href, class: tag_class('page'))
+        content_tag(:a, name || reference, href: href, class: 'gfm')
       end
 
       def project_wiki
@@ -172,10 +172,6 @@ module Banzai
       def validate
         needs :project_wiki
       end
-
-      def tag_class(type)
-        "gfm gollum gollum-#{type}"
-      end
     end
   end
 end

spec/lib/banzai/filter/gollum_tags_filter_spec.rb

@@ -70,7 +70,7 @@ describe Banzai::Filter::GollumTagsFilter, lib: true do
   end
 
   context 'linking internal resources' do
-    it "the created link's text will include the resource's text and project_wiki_base_path" do
+    it "the created link's text includes the resource's text and wiki base path" do
       tag = '[[wiki-slug]]'
       doc = filter("See #{tag}", project_wiki: project_wiki)
       expected_path = ::File.join(project_wiki.wiki_base_path, 'wiki-slug')

spec/lib/banzai/pipeline/wiki_pipeline_spec.rb

 require 'rails_helper'
 
 describe Banzai::Pipeline::WikiPipeline do
-  let(:project_wiki) { double }
-  before(:each) { allow(project_wiki).to receive(:wiki_base_path) { '/some/repo/wikis' } }
-
   describe 'TableOfContents' do
     it 'replaces the tag with the TableOfContentsFilter result' do
       markdown = <<-MD.strip_heredoc
@@ -14,7 +11,7 @@ describe Banzai::Pipeline::WikiPipeline do
           Foo
       MD
 
-      result = described_class.call(markdown, project: spy, project_wiki: project_wiki)
+      result = described_class.call(markdown, project: spy, project_wiki: spy)
 
       aggregate_failures do
         expect(result[:output].text).not_to include '[['
@@ -32,7 +29,7 @@ describe Banzai::Pipeline::WikiPipeline do
           Foo
       MD
 
-      output = described_class.to_html(markdown, project: spy, project_wiki: project_wiki)
+      output = described_class.to_html(markdown, project: spy, project_wiki: spy)
 
       expect(output).to include('[[<em>toc</em>]]')
     end
@@ -45,7 +42,7 @@ describe Banzai::Pipeline::WikiPipeline do
           Foo
       MD
 
-      output = described_class.to_html(markdown, project: spy, project_wiki: project_wiki)
+      output = described_class.to_html(markdown, project: spy, project_wiki: spy)
 
       aggregate_failures do
         expect(output).not_to include('<ul>')