[JENKINS-37327] allow empty stash.

jenkinsci · Apr 23, 2017 · 9b2d10a · 9b2d10a
1 parent a3978f9
commit 9b2d10a
Show file tree

Hide file tree

Showing 4 changed files with 32 additions and 2 deletions.
diff --git a/pom.xml b/pom.xml
@@ -86,7 +86,7 @@
         <dependency>
             <groupId>org.jenkins-ci.plugins.workflow</groupId>
             <artifactId>workflow-api</artifactId>
-            <version>2.8</version>
+            <version>2.14-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>org.jenkins-ci.plugins</groupId>

diff --git a/src/main/java/org/jenkinsci/plugins/workflow/support/steps/stash/StashStep.java b/src/main/java/org/jenkinsci/plugins/workflow/support/steps/stash/StashStep.java
@@ -50,6 +50,7 @@ public class StashStep extends Step {
     private @CheckForNull String includes;
     private @CheckForNull String excludes;
     private boolean useDefaultExcludes = true;
+    private boolean allowEmpty = false;
 
     @DataBoundConstructor public StashStep(@Nonnull String name) {
         Jenkins.checkGoodName(name);
@@ -84,6 +85,14 @@ public boolean isUseDefaultExcludes() {
         this.useDefaultExcludes = useDefaultExcludes;
     }
 
+    public boolean isAllowEmpty() {
+        return allowEmpty;
+    }
+
+    @DataBoundSetter public void setAllowEmpty(boolean allowEmpty) {
+        this.allowEmpty = allowEmpty;
+    }
+
     @Override public StepExecution start(StepContext context) throws Exception {
         return new Execution(this, context);
     }
@@ -101,7 +110,7 @@ public static class Execution extends SynchronousNonBlockingStepExecution<Void>
 
         @Override protected Void run() throws Exception {
             StashManager.stash(getContext().get(Run.class), step.name, getContext().get(FilePath.class), getContext().get(TaskListener.class), step.includes, step.excludes,
-                    step.useDefaultExcludes);
+                    step.useDefaultExcludes, step.allowEmpty);
             return null;
         }
 

diff --git a/src/main/resources/org/jenkinsci/plugins/workflow/support/steps/stash/StashStep/config.jelly b/src/main/resources/org/jenkinsci/plugins/workflow/support/steps/stash/StashStep/config.jelly
@@ -37,4 +37,7 @@ THE SOFTWARE.
     <f:entry field="useDefaultExcludes" title="Use Default Ant Excludes">
         <f:checkbox default="true" />
     </f:entry>
+    <f:entry field="allowEmpty" title="Allow empty stash">
+        <f:checkbox default="false" />
+    </f:entry>
 </j:jelly>
diff --git a/src/test/java/org/jenkinsci/plugins/workflow/support/steps/stash/StashTest.java b/src/test/java/org/jenkinsci/plugins/workflow/support/steps/stash/StashTest.java
@@ -92,4 +92,22 @@ public class StashTest {
         r.assertLogContains("gitignore exists? true", b);
         r.assertLogContains("gitignore does not exist? false", b);
     }
+
+    @Issue("JENKINS-37327")
+    @Test public void testAllowEmpty() throws Exception {
+        WorkflowJob p = r.jenkins.createProject(WorkflowJob.class, "p");
+        p.setDefinition(new CpsFlowDefinition(
+                "node {\n" +
+                        "  stash name: 'whatever', allowEmpty: true\n" +
+                        "  semaphore 'ending'\n" +
+                        "}\n"
+                        , true));
+        WorkflowRun b = p.scheduleBuild2(0).waitForStart();
+        SemaphoreStep.waitForStart("ending/1", b);
+        assertEquals("{whatever={}}", StashManager.stashesOf(b).toString());
+        SemaphoreStep.success("ending/1", null);
+        r.assertBuildStatusSuccess(r.waitForCompletion(b));
+        r.assertLogContains("Stashed 0 file(s)", b);
+        assertEquals("{}", StashManager.stashesOf(b).toString());
+    }
 }