junit: add 'Skip marking build as unstable on test failure' param

This new option has been added in JUnit v1.51

  https://github.com/jenkinsci/junit-plugin/releases/tag/junit-1.51

The user can decide not to mark a build as unstable on test failure.

Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Change-Id: I960ed98cf4b0f8f632546492f6dbb6d1aa0055c9

jenkins_jobs/modules/publishers.py

@@ -1580,6 +1580,8 @@ def junit(registry, xml_parent, data):
         (default false)
     :arg bool skip-publishing-checks: Do not publish issues to SCM provider
         platforms (default false)
+    :arg bool skip-marking-build-unstable: Do not mark build as unstable on
+        test failure (default false)
     :arg bool test-stability: Add historical information about test
         results stability (default false).
         Requires the Jenkins :jenkins-plugins:`Test stability Plugin
@@ -1615,6 +1617,7 @@ def junit(registry, xml_parent, data):
         ("health-scale-factor", "healthScaleFactor", "1.0"),
         ("allow-empty-results", "allowEmptyResults", False),
         ("skip-publishing-checks", "skipPublishingChecks", False),
+        ("skip-marking-build-unstable", "skipMarkingBuildUnstable", False),
     ]
     helpers.convert_mapping_to_xml(junitresult, data, mapping, fail_required=True)
 

tests/publishers/fixtures/junit001.xml

@@ -7,6 +7,7 @@
       <healthScaleFactor>1.0</healthScaleFactor>
       <allowEmptyResults>false</allowEmptyResults>
       <skipPublishingChecks>false</skipPublishingChecks>
+      <skipMarkingBuildUnstable>false</skipMarkingBuildUnstable>
       <testDataPublishers/>
     </hudson.tasks.junit.JUnitResultArchiver>
   </publishers>

tests/publishers/fixtures/junit002.xml

@@ -7,6 +7,7 @@
       <healthScaleFactor>2.0</healthScaleFactor>
       <allowEmptyResults>true</allowEmptyResults>
       <skipPublishingChecks>true</skipPublishingChecks>
+      <skipMarkingBuildUnstable>true</skipMarkingBuildUnstable>
       <testDataPublishers>
         <de.esailors.jenkins.teststability.StabilityTestDataPublisher/>
         <hudson.plugins.claim.ClaimTestDataPublisher/>

tests/publishers/fixtures/junit002.yaml

@@ -5,6 +5,7 @@ publishers:
     health-scale-factor: 2.0
     allow-empty-results: true
     skip-publishing-checks: true
+    skip-marking-build-unstable: true
     test-stability: true
     claim-build: true
     measurement-plots: true