Nicer display of overall execution time

Author: adangel

lib/pmdtester/builders/summary_report_builder.rb

@@ -80,7 +80,7 @@ def to_liquid(details, config_name)
           'sha' => details.branch_last_sha,
           'message' => details.branch_last_message
         },
-        'execution_time' => details.execution_time,
+        'execution_time' => PmdReportDetail.convert_seconds(details.execution_time),
         'jdk_info' => details.jdk_version,
         'locale' => details.language,
         'config_url' => config_name,

test/resources/summary_report_builder/branch_info.json

@@ -2,7 +2,7 @@
     "branch_last_sha":"test sha",
     "branch_last_message":"test message",
     "branch_name":"test_branch",
-    "execution_time":121,
+    "execution_time":121.123,
     "jdk_version":"test version",
     "language":"test language",
     "pull_request":42

test/resources/summary_report_builder/expected_index.html

@@ -37,8 +37,8 @@ <h2>Branch details</h2>
                 </tr>
                 <tr>
                     <td class="item">Total PMD runtime</td>
-                    <td class="base">121</td>
-                    <td class="patch">121</td>
+                    <td class="base">00:02:01</td>
+                    <td class="patch">00:02:01</td>
                 </tr>
                 <tr>
                     <td class="item">JDK</td>