[FIXES JENKINS-10864] Adding "Latest Test Results" link to matrix

project pages.

changelog.html

@@ -55,6 +55,9 @@ Upcoming changes</a>
 <!-- Record your changes in the trunk here. -->
 <div id="trunk" style="display:none"><!--=TRUNK-BEGIN=-->
 <ul class=image>
+  <li class=bug>
+    Matrix project pages don't show latest test results.
+    (<a href="https://issues.jenkins-ci.org/browse/JENKINS-10864">issue 10864</a>)
   <li class=rfe>
   Bundling <a href="https://wiki.jenkins-ci.org/display/JENKINS/Translation+Assistance+Plugin">the translation assistance plugin</a> in the hope of increasing the contribution.
 </ul>

core/src/main/resources/hudson/matrix/MatrixProject/index.jelly

@@ -54,8 +54,19 @@ THE SOFTWARE.
 
       <st:include page="ajaxMatrix.jelly" />
 
-      <p:projectActionFloatingBox/>
-      <st:include page="jobpropertysummaries.jelly" />
+    <p:projectActionFloatingBox/>
+ 
+    <table style="margin-top: 1em; margin-left:1em;">
+      <j:set var="atr" value="${it.lastCompletedBuild.aggregatedTestResultAction}"/>
+      <j:if test="${atr!=null}">
+        <t:summary icon="clipboard.png">
+          <a href="lastCompletedBuild/testReport/">${%Latest Test Result}</a>
+          <st:nbsp/>
+          <t:test-result it="${atr}" />
+        </t:summary>
+      </j:if>
+    </table>
+     <st:include page="jobpropertysummaries.jelly" />
       <p:upstream-downstream />
     </l:main-panel>
   </l:layout>