Add GFM helper specs

tests references to
* commits
* team members
* issues
* merge requests
* snipptes

spec/helpers/gitlab_flavored_markdown_spec.rb

+require "spec_helper"
+
+describe ApplicationHelper do
+  before do
+    @project = Project.find_by_path("gitlabhq") || Factory(:project)
+    @commit = @project.repo.commits.first.parents.first
+    @commit = CommitDecorator.decorate(Commit.new(@commit))
+    @other_project = Factory :project, :path => "OtherPath", :code => "OtherCode"
+    @fake_user = Factory :user, :name => "fred"
+  end
+
+  describe "#gfm" do
+    describe "referencing a commit" do
+      it "should link using a full id" do
+        gfm("Reverts changes from #{@commit.id}").should == "Reverts changes from #{link_to @commit.id, project_commit_path(@project, :id => @commit.id), :title => "Commit: #{@commit.author_name} - #{@commit.title}", :class => "gfm gfm-commit "}"
+      end
+
+      it "should link using a short id" do
+        gfm("Backported from #{@commit.id[0, 6]}").should == "Backported from #{link_to @commit.id[0, 6], project_commit_path(@project, :id => @commit.id), :title => "Commit: #{@commit.author_name} - #{@commit.title}", :class => "gfm gfm-commit "}"
+      end
+
+      it "should link with adjecent text" do
+        gfm("Reverted (see #{@commit.id})").should == "Reverted (see #{link_to @commit.id, project_commit_path(@project, :id => @commit.id), :title => "Commit: #{@commit.author_name} - #{@commit.title}", :class => "gfm gfm-commit "})"
+      end
+
+      it "should not link with an invalid id" do
+        gfm("What happened in 12345678?").should == "What happened in 12345678?"
+      end
+    end
+
+    describe "referencing a team member" do
+      it "should link using a simple name" do
+        user = Factory :user, name: "barry"
+        @project.users << user
+        member = @project.users_projects.where(:user_id => user).first
+
+        gfm("@#{user.name} you are right").should == "#{link_to "@#{user.name}", project_team_member_path(@project, member), :class => "gfm gfm-team_member "} you are right"
+      end
+
+      it "should link using a name with dots" do
+        user = Factory :user, name: "alphA.Beta"
+        @project.users << user
+        member = @project.users_projects.where(:user_id => user).first
+
+        gfm("@#{user.name} you are right").should == "#{link_to "@#{user.name}", project_team_member_path(@project, member), :class => "gfm gfm-team_member "} you are right"
+      end
+
+      it "should link using name with underscores" do
+        user = Factory :user, name: "ping_pong_king"
+        @project.users << user
+        member = @project.users_projects.where(:user_id => user).first
+
+        gfm("@#{user.name} you are right").should == "#{link_to "@#{user.name}", project_team_member_path(@project, member), :class => "gfm gfm-team_member "} you are right"
+      end
+
+      it "should link with adjecent text" do
+        user = Factory.create(:user, :name => "ace")
+        @project.users << user
+        member = @project.users_projects.where(:user_id => user).first
+
+        gfm("Mail the Admin (@#{user.name})").should == "Mail the Admin (#{link_to "@#{user.name}", project_team_member_path(@project, member), :class => "gfm gfm-team_member "})"
+      end
+
+      it "should add styles" do
+        user = Factory :user, name: "barry"
+        @project.users << user
+        gfm("@#{user.name} you are right").should have_selector(".gfm.gfm-team_member")
+      end
+
+      it "should not link using a bogus name" do
+        gfm("What hapened to @foo?").should == "What hapened to @foo?"
+      end
+    end
+
+    describe "referencing an issue" do
+      before do
+        @issue = Factory :issue, :assignee => @fake_user, :author => @fake_user, :project => @project
+        @invalid_issue = Factory :issue, :assignee => @fake_user, :author => @fake_user, :project => @other_project
+      end
+
+      it "should link using a correct id" do
+        gfm("Fixes ##{@issue.id}").should == "Fixes #{link_to "##{@issue.id}", project_issue_path(@project, @issue), :title => "Issue: #{@issue.title}", :class => "gfm gfm-issue "}"
+      end
+
+      it "should link with adjecent text" do
+        gfm("This has already been discussed (see ##{@issue.id})").should == "This has already been discussed (see #{link_to "##{@issue.id}", project_issue_path(@project, @issue), :title => "Issue: #{@issue.title}", :class => "gfm gfm-issue "})"
+      end
+
+      it "should add styles" do
+        gfm("Fixes ##{@issue.id}").should have_selector(".gfm.gfm-issue")
+      end
+
+      it "should not link using an invalid id" do
+        gfm("##{@invalid_issue.id} has been marked duplicate of this").should == "##{@invalid_issue.id} has been marked duplicate of this"
+      end
+    end
+
+    describe "referencing a merge request" do
+      before do
+        @merge_request = Factory :merge_request, :assignee => @fake_user, :author => @fake_user, :project => @project
+        @invalid_merge_request = Factory :merge_request, :assignee => @fake_user, :author => @fake_user, :project => @other_project
+      end
+
+      it "should link using a correct id" do
+        gfm("Fixed in !#{@merge_request.id}").should == "Fixed in #{link_to "!#{@merge_request.id}", project_merge_request_path(@project, @merge_request), :title => "Merge Request: #{@merge_request.title}", :class => "gfm gfm-merge_request "}"
+      end
+
+      it "should link with adjecent text" do
+        gfm("This has been fixed already (see !#{@merge_request.id})").should == "This has been fixed already (see #{link_to "!#{@merge_request.id}", project_merge_request_path(@project, @merge_request), :title => "Merge Request: #{@merge_request.title}", :class => "gfm gfm-merge_request "})"
+      end
+
+      it "should add styles" do
+        gfm("Fixed in !#{@merge_request.id}").should have_selector(".gfm.gfm-merge_request")
+      end
+
+      it "should not link using an invalid id" do
+        gfm("!#{@invalid_merge_request.id} violates our coding guidelines")
+      end
+    end
+
+    describe "referencing a snippet" do
+      before do
+        @snippet = Factory.create(:snippet,
+                                  :title => "Render asset to string",
+                                  :author => @fake_user,
+                                  :project => @project)
+      end
+
+      it "should link using a correct id" do
+        gfm("Check out $#{@snippet.id}").should == "Check out #{link_to "$#{@snippet.id}", project_snippet_path(@project, @snippet), :title => "Snippet: #{@snippet.title}", :class => "gfm gfm-snippet "}"
+      end
+
+      it "should link with adjecent text" do
+        gfm("I have created a snippet for that ($#{@snippet.id})").should == "I have created a snippet for that (#{link_to "$#{@snippet.id}", project_snippet_path(@project, @snippet), :title => "Snippet: #{@snippet.title}", :class => "gfm gfm-snippet "})"
+      end
+
+      it "should add styles" do
+        gfm("Check out $#{@snippet.id}").should have_selector(".gfm.gfm-snippet")
+      end
+
+      it "should not link using an invalid id" do
+        gfm("Don't use $1234").should == "Don't use $1234"
+      end
+    end
+
+    it "should link to multiple things" do
+      user = Factory :user, name: "barry"
+      @project.users << user
+      member = @project.users_projects.where(:user_id => user).first
+
+      gfm("Let @#{user.name} fix the *mess* in #{@commit.id}").should == "Let #{link_to "@#{user.name}", project_team_member_path(@project, member), :class => "gfm gfm-team_member "} fix the *mess* in #{link_to @commit.id, project_commit_path(@project, :id => @commit.id), :title => "Commit: #{@commit.author_name} - #{@commit.title}", :class => "gfm gfm-commit "}"
+    end
+
+    it "should not trip over other stuff", :focus => true do
+      gfm("_Please_ *stop* 'helping' and all the other b*$#%' you do.").should == "_Please_ *stop* 'helping' and all the other b*$#%' you do."
+    end
+
+    it "should not touch HTML entities" do
+      gfm("We&#39;ll accept good pull requests.").should == "We&#39;ll accept good pull requests."
+    end
+
+    it "should forward HTML options to links" do
+      gfm("fixed in #{@commit.id}", :class => "foo").should have_selector("a.foo")
+    end
+  end
+end