Show emoji to highlight failed jobs in build result in Github

When there is a long list of build results, it is difficult quickly
to see which jobs are failed.
This change add emoji of check mark and cross in front of each job
to solve this problem.

Change-Id: I38177824767d475b0c4881ef0ab24ca1164d3187

zuul/driver/github/githubreporter.py

@@ -101,12 +101,41 @@ class GithubReporter(BaseReporter):
                 except Exception as e:
                     self.addPullComment(item, str(e))
 
+    def _formatJobResult(self, job_fields):
+        # We select different emojis to represents build results:
+        # heavy_check_mark: SUCCESS
+        # warning: SKIPPED/ABORTED
+        # x: all types of FAILUREs
+        # In addition, failure results are in bold text
+
+        job_result = job_fields[2]
+        # Also need to handle user defined success_message.
+        # The job_fields[6]: the user defined seccess_message (if available)
+        success_message = job_fields[6]
+
+        emoji = 'x'
+        bold_result = True
+
+        if job_result in ('SUCCESS', success_message):
+            emoji = 'heavy_check_mark'
+            bold_result = False
+        elif job_result in ('SKIPPED', 'ABORTED'):
+            emoji = 'warning'
+            bold_result = False
+
+        if bold_result:
+            return ':%s: [%s](%s) **%s**%s%s%s\n' % (
+                (emoji,) + job_fields[:6])
+        else:
+            return ':%s: [%s](%s) %s%s%s%s\n' % (
+                (emoji,) + job_fields[:6])
+
     def _formatItemReportJobs(self, item):
         # Return the list of jobs portion of the report
         ret = ''
         jobs_fields = self._getItemReportJobsFields(item)
         for job_fields in jobs_fields:
-            ret += '- [%s](%s) : %s%s%s%s\n' % job_fields
+            ret += self._formatJobResult(job_fields)
         return ret
 
     def addPullComment(self, item, comment=None):

zuul/driver/pagure/pagurereporter.py

@@ -68,7 +68,7 @@ class PagureReporter(BaseReporter):
         ret = ''
         jobs_fields = self._getItemReportJobsFields(item)
         for job_fields in jobs_fields:
-            ret += '- [%s](%s) : %s%s%s%s\n' % job_fields
+            ret += '- [%s](%s) : %s%s%s%s\n' % job_fields[:6]
         return ret
 
     def addPullComment(self, item, comment=None):

zuul/reporter/__init__.py

@@ -268,7 +268,11 @@ class BaseReporter(object, metaclass=abc.ABCMeta):
             # the url field to match old behavior until we can deal with
             # the gerrit-side piece as well
             url = url or job.name
-            jobs_fields.append((name, url, result, error, elapsed, voting))
+            # Pass user defined success_message deciding the build result
+            # during result formatting
+            success_message = job.success_message
+            jobs_fields.append(
+                (name, url, result, error, elapsed, voting, success_message))
         return jobs_fields
 
     def _formatItemReportJobs(self, item):
@@ -276,5 +280,5 @@ class BaseReporter(object, metaclass=abc.ABCMeta):
         ret = ''
         jobs_fields = self._getItemReportJobsFields(item)
         for job_fields in jobs_fields:
-            ret += '- %s%s : %s%s%s%s\n' % job_fields
+            ret += '- %s%s : %s%s%s%s\n' % job_fields[:6]
         return ret