Checking that environment is the one we expect inside container() step

Author: Vlatombe

pom.xml

@@ -203,6 +203,12 @@
       <artifactId>junit</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.jenkins-ci.plugins</groupId>
+      <artifactId>pipeline-maven</artifactId>
+      <version>1362.vee39a_d4b_02b_1</version>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>org.jenkins-ci.plugins</groupId>
       <artifactId>scm-api</artifactId>

src/test/java/org/csanchez/jenkins/plugins/kubernetes/pipeline/ContainerExecDecoratorPipelineTest.java

@@ -115,4 +115,15 @@ public void envVarDollarSignEscaping() throws Exception {
         r.assertLogContains("outside container: $string$with$dollars", b);
         r.assertLogContains("inside container: $string$with$dollars", b);
     }
+
+    @Test
+    public void containerEnvironmentIsHonored() throws Exception {
+        assertNotNull(createJobThenScheduleRun());
+        r.waitForCompletion(b);
+        r.assertLogContains(
+                "from Groovy: /opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", b);
+        r.assertLogContains("inside container: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", b);
+        r.assertLogContains(
+                "inside withMaven in container: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", b);
+    }
 }

src/test/resources/org/csanchez/jenkins/plugins/kubernetes/pipeline/containerEnvironmentIsHonored.groovy

@@ -0,0 +1,25 @@
+podTemplate(yaml: '''
+spec:
+  containers:
+  - name: jnlp
+    image: jenkins/inbound-agent:3192.v713e3b_039fb_e-1
+    # PATH=/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+  - name: alpine
+    image: alpine:3.19.0
+    # PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+    command:
+    - sleep
+    args:
+    - infinity
+''') {
+  node(POD_LABEL) {
+    echo "from Groovy: ${env.PATH}"
+    sh 'echo "outside container: $PATH"'
+    container('alpine') {
+      sh 'echo "inside container: $PATH"'
+      withMaven(publisherStrategy: 'EXPLICIT', traceability: false) {
+          sh 'echo "inside withMaven in container: $PATH"'
+      }
+    }
+  }
+}