1 files changed, 66 insertions, 0 deletions
diff --git a/spec/lib/banzai/filter/spaced_link_filter_spec.rb b/spec/lib/banzai/filter/spaced_link_filter_spec.rb
new file mode 100644
index 00000000000..4463c011522
--- /dev/null
+++ b/spec/lib/banzai/filter/spaced_link_filter_spec.rb
@@ -0,0 +1,66 @@
+require 'spec_helper'
+
+describe Banzai::Filter::SpacedLinkFilter do
+  include FilterSpecHelper
+
+  let(:link) { '[example](page slug)' }
+
+  it 'converts slug with spaces to a link' do
+    doc = filter("See #{link}")
+
+    expect(doc.at_css('a').text).to eq 'example'
+    expect(doc.at_css('a')['href']).to eq 'page%20slug'
+    expect(doc.at_css('p')).to eq nil
+  end
+
+  it 'converts slug with spaces and a title to a link' do
+    link = '[example](page slug "title")'
+    doc  = filter("See #{link}")
+
+    expect(doc.at_css('a').text).to eq 'example'
+    expect(doc.at_css('a')['href']).to eq 'page%20slug'
+    expect(doc.at_css('a')['title']).to eq 'title'
+    expect(doc.at_css('p')).to eq nil
+  end
+
+  it 'does nothing when markdown_engine is redcarpet' do
+    exp = act = link
+    expect(filter(act, markdown_engine: :redcarpet).to_html).to eq exp
+  end
+
+  it 'does nothing with empty text' do
+    link = '[](page slug)'
+    doc  = filter("See #{link}")
+
+    expect(doc.at_css('a')).to eq nil
+  end
+
+  it 'does nothing with an empty slug' do
+    link = '[example]()'
+    doc  = filter("See #{link}")
+
+    expect(doc.at_css('a')).to eq nil
+  end
+
+  it 'converts multiple URLs' do
+    link1 = '[first](slug one)'
+    link2 = '[second](http://example.com/slug two)'
+    doc   = filter("See #{link1} and #{link2}")
+
+    found_links = doc.css('a')
+
+    expect(found_links.size).to eq(2)
+    expect(found_links[0].text).to eq 'first'
+    expect(found_links[0]['href']).to eq 'slug%20one'
+    expect(found_links[1].text).to eq 'second'
+    expect(found_links[1]['href']).to eq 'http://example.com/slug%20two'
+  end
+
+  described_class::IGNORE_PARENTS.each do |elem|
+    it "ignores valid links contained inside '#{elem}' element" do
+      exp = act = "<#{elem}>See #{link}</#{elem}>"
+
+      expect(filter(act).to_html).to eq exp
+    end
+  end
+end