Update Markdown feature to allow for multiple pipelines

1 files changed, 156 insertions, 0 deletions

diff --git a/spec/support/matchers/markdown_matchers.rb b/spec/support/matchers/markdown_matchers.rb
new file mode 100644
index 00000000000..9df226c3af8
--- /dev/null
+++ b/spec/support/matchers/markdown_matchers.rb
@@ -0,0 +1,156 @@
+# MarkdownMatchers
+#
+# Custom matchers for our custom HTML::Pipeline filters. These are used to test
+# that specific filters are or are not used by our defined pipelines.
+#
+# Must be included manually.
+module MarkdownMatchers
+  extend RSpec::Matchers::DSL
+  include Capybara::Node::Matchers
+
+  # RelativeLinkFilter
+  matcher :parse_relative_links do
+    set_default_markdown_messages
+
+    match do |actual|
+      link  = actual.at_css('a:contains("Relative Link")')
+      image = actual.at_css('img[alt="Relative Image"]')
+
+      expect(link['href']).to end_with('master/doc/README.md')
+      expect(image['src']).to end_with('master/app/assets/images/touch-icon-ipad.png')
+    end
+  end
+
+  # EmojiFilter
+  matcher :parse_emoji do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('img.emoji', count: 10)
+    end
+  end
+
+  # TableOfContentsFilter
+  matcher :create_header_links do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('h1 a#gitlab-markdown')
+      expect(actual).to have_selector('h2 a#markdown')
+      expect(actual).to have_selector('h3 a#autolinkfilter')
+    end
+  end
+
+  # AutolinkFilter
+  matcher :create_autolinks do
+    def have_autolink(link)
+      have_link(link, href: link)
+    end
+
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_autolink('http://about.gitlab.com/')
+      expect(actual).to have_autolink('https://google.com/')
+      expect(actual).to have_autolink('ftp://ftp.us.debian.org/debian/')
+      expect(actual).to have_autolink('smb://foo/bar/baz')
+      expect(actual).to have_autolink('irc://irc.freenode.net/git')
+      expect(actual).to have_autolink('http://localhost:3000')
+
+      %w(code a kbd).each do |elem|
+        expect(body).not_to have_selector("#{elem} a")
+      end
+    end
+  end
+
+  # UserReferenceFilter
+  matcher :reference_users do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('a.gfm.gfm-project_member', count: 3)
+    end
+  end
+
+  # IssueReferenceFilter
+  matcher :reference_issues do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('a.gfm.gfm-issue', count: 3)
+    end
+  end
+
+  # MergeRequestReferenceFilter
+  matcher :reference_merge_requests do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('a.gfm.gfm-merge_request', count: 3)
+      expect(actual).to have_selector('em a.gfm-merge_request')
+    end
+  end
+
+  # SnippetReferenceFilter
+  matcher :reference_snippets do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('a.gfm.gfm-snippet', count: 2)
+    end
+  end
+
+  # CommitRangeReferenceFilter
+  matcher :reference_commit_ranges do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('a.gfm.gfm-commit_range', count: 2)
+    end
+  end
+
+  # CommitReferenceFilter
+  matcher :reference_commits do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('a.gfm.gfm-commit', count: 2)
+    end
+  end
+
+  # LabelReferenceFilter
+  matcher :reference_labels do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('a.gfm.gfm-label', count: 3)
+    end
+  end
+
+  # TaskListFilter
+  matcher :parse_task_lists do
+    set_default_markdown_messages
+
+    match do |actual|
+      expect(actual).to have_selector('ul.task-list', count: 2)
+      expect(actual).to have_selector('li.task-list-item', count: 7)
+      expect(actual).to have_selector('input[checked]', count: 3)
+    end
+  end
+end
+
+# Monkeypatch the matcher DSL so that we can reduce some noisy duplication for
+# setting the failure messages for these matchers
+module RSpec::Matchers::DSL::Macros
+  def set_default_markdown_messages
+    failure_message do
+      # expected to parse emoji, but didn't
+      "expected to #{description}, but didn't"
+    end
+
+    failure_message_when_negated do
+      # expected not to parse task lists, but did
+      "expected not to #{description}, but did"
+    end
+  end
+end