From 84a428ce61fda332def570d66ce7afe7290214f2 Mon Sep 17 00:00:00 2001
From: Matthew King <matthew.king@americastestkitchen.com>
Date: Fri, 19 Dec 2014 09:47:23 -0500
Subject: [PATCH] Initial commit of Javascript Code Coverage method in Heroku.
 On prod deploys, this will run the teaspoon code coverage and POST a summary
 to Jonathan's magic endpoint.

---
 lib/taskmaster/heroku.rb | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/lib/taskmaster/heroku.rb b/lib/taskmaster/heroku.rb
index eb5806c..aace7ad 100644
--- a/lib/taskmaster/heroku.rb
+++ b/lib/taskmaster/heroku.rb
@@ -44,6 +44,42 @@ def self.prepare_deploy
       @deploy_prepared = true
     end
 
+    # JONATRON: I don't know if you have a Taskmaster::Test class setup or something
+    # as part of your magic dashboard. If you do, can you move this method in there?
+    # Thanks! You're the bomb!
+    def self.javascript_coverage
+      data = {}
+      data['current_sha'] = `git rev-parse HEAD`.chomp # So we can associate coverage to commits
+
+      # The rake task currently doesn't 'work' and would require some effort to make work.
+      # This doesn't exactly work either (since the tests )
+      raw_coverage = `bundle exec teaspoon --suite honeymoon --coverage taskmaster`.split("\n")
+
+      # The coverage reporter we use with teaspoon/istanbul is "text-summary"
+      # because the json reports don't give us something concise
+      # If you want more granular data, switch the coverage report to "json-summary"
+      array = raw_coverage.slice(raw_array.count - 5, 4)
+
+      coverage = {}
+
+      # TODO: Write this better.
+      begin
+        coverage['statement'] = array[0].match(/:\s([\d\.]+)%/)[1]
+        coverage['branch'] = array[1].match(/:\s([\d\.]+)%/)[1]
+        coverage['function'] = array[2].match(/:\s([\d\.]+)%/)[1]
+        coverage['line'] = array[3].match(/:\s([\d\.]+)%/)[1]
+
+        data['coverage'] = coverage
+
+        HTTParty.post('http://jonathansmagicendpoint',
+                      body: data.to_json,
+                      headers: {'Content-Type' => 'application/json'})
+      rescue NoMethodError
+        puts 'WARNING! FAILED TO GENERATE COVERAGE REPORT!'
+        # Remember to actually fail or something
+      end
+    end
+
     def self.deploy(*app_names, standard_master: false)
       # Do this check in the main deploy because it will be the same for all apps
       if standard_master
@@ -90,6 +126,7 @@ def self.deploy(*app_names, standard_master: false)
 
       errors = []
       if is_prod_deploy
+        # Transition the deployed tickets in JIRA
         Taskmaster::Config.jira.project_keys.each { |key|
           errors << Taskmaster::JIRA.transition_all_by_status('Merged To Master', 'Deployed', key)
         }
@@ -102,6 +139,8 @@ def self.deploy(*app_names, standard_master: false)
           puts "\nMake sure to manually move the following tickets: "
           puts '* ' + errors.join("\n* ")
         end
+
+        Taskmaster::Heroku.javascript_coverage
       end
     end
   end