josefsalyer · February 22, 2022 15:33 · Feb 8, 2017 · Feb 8, 2017
diff --git a/Jenkinsfile b/Jenkinsfile
@@ -26,14 +26,15 @@ def echo_all(list) {
         echo "Hello ${item}"
     }
 }
+// outputs all items as expected
 
 @NonCPS
 def loop_of_sh(list) {
     list.each { item ->
         sh "echo Hello ${item}"
     }
 }
-
+// outputs only the first item
 
 @NonCPS
 def loop_with_preceding_sh(list) {
@@ -42,6 +43,7 @@ def loop_with_preceding_sh(list) {
         sh "echo Hello ${item}"
     }
 }
+// outputs only the "Going to echo a list" bit
 
 //No NonCPS required
 def traditional_int_for_loop(list) {
@@ -50,4 +52,4 @@ def traditional_int_for_loop(list) {
         sh "echo Hello ${list[i]}"
     }
 }
-
+// echoes everything as expected
diff --git a/Jenkinsfile b/Jenkinsfile
@@ -0,0 +1,53 @@
+// Related to https://issues.jenkins-ci.org/browse/JENKINS-26481
+
+abcs = ['a', 'b', 'c']
+
+node('master') {
+    stage('Test 1: loop of echo statements') {
+        echo_all(abcs)
+    }
+
+    stage('Test 2: loop of sh commands') {
+        loop_of_sh(abcs)
+    }
+
+    stage('Test 3: loop with preceding SH') {
+        loop_with_preceding_sh(abcs)
+    }
+
+    stage('Test 4: traditional for loop') {
+        traditional_int_for_loop(abcs)
+    }
+}
+
+@NonCPS // has to be NonCPS or the build breaks on the call to .each
+def echo_all(list) {
+    list.each { item ->
+        echo "Hello ${item}"
+    }
+}
+
+@NonCPS
+def loop_of_sh(list) {
+    list.each { item ->
+        sh "echo Hello ${item}"
+    }
+}
+
+
+@NonCPS
+def loop_with_preceding_sh(list) {
+    sh "echo Going to echo a list"
+    list.each { item ->
+        sh "echo Hello ${item}"
+    }
+}
+
+//No NonCPS required
+def traditional_int_for_loop(list) {
+    sh "echo Going to echo a list"
+    for (int i = 0; i < list.size(); i++) {
+        sh "echo Hello ${list[i]}"
+    }
+}
+