Data Prepper Unit Test & Test Refactoring (opensearch-project#1451)

* Added a unit test for the Data Prepper build.

Signed-off-by: David Venable <[email protected]>

tests/jenkins/BaseJobPipelineTest.groovy

@@ -0,0 +1,25 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package jenkins.tests
+
+import jenkins.tests.CommonPipelineTest
+import org.junit.Before
+
+/**
+ * Base class for testing jobs which do not need the implementation
+ * details of the Jenkins library exposed.
+ */
+abstract class BaseJobPipelineTest extends CommonPipelineTest {
+    @Override
+    @Before
+    void setUp() {
+        super.setUp()
+
+        binding.setVariable('scm', {})
+        helper.registerAllowedMethod('legacySCM', [Closure.class], null)
+        helper.registerAllowedMethod("library", [Map.class], {})
+    }
+}

tests/jenkins/BuildPipelineTest.groovy

@@ -17,7 +17,12 @@ import com.lesfurets.jenkins.unit.declarative.*
 import static org.junit.Assert.*
 import org.yaml.snakeyaml.Yaml
 
-abstract class BuildPipelineTest extends DeclarativePipelineTest {
+/**
+ * Base test class for testing Jenkins library code. This base test
+ * sets up the project directory as the library and will execute
+ * library code.
+ */
+abstract class BuildPipelineTest extends CommonPipelineTest {
     @Override
     @Before
     void setUp() {
@@ -46,11 +51,4 @@ abstract class BuildPipelineTest extends DeclarativePipelineTest {
             return new LibClassLoader(helper, null)
         })
     }
-
-    void testPipeline(String jenkinsScript, String regressionFilename = null) {
-        runScript(jenkinsScript)
-        RegressionTestHelper.testNonRegression(helper, regressionFilename ?: jenkinsScript)
-        assertJobStatusSuccess()
-        printCallStack()
-    }
 }

tests/jenkins/CommonPipelineTest.groovy

@@ -0,0 +1,31 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package jenkins.tests
+
+import com.lesfurets.jenkins.unit.RegressionTestHelper
+import com.lesfurets.jenkins.unit.declarative.DeclarativePipelineTest
+import org.junit.Before
+
+
+/**
+ * This base test class holds common functions, but does not perform
+ * any additional setup. Test authors can extend from this class if
+ * they don't need common setup. Otherwise, please see the sub-classes.
+ */
+abstract class CommonPipelineTest extends DeclarativePipelineTest {
+    @Override
+    @Before
+    void setUp() {
+        super.setUp()
+    }
+
+    void testPipeline(String jenkinsScript, String regressionFilename = null) {
+        runScript(jenkinsScript)
+        RegressionTestHelper.testNonRegression(helper, regressionFilename ?: jenkinsScript)
+        assertJobStatusSuccess()
+        printCallStack()
+    }
+}

tests/jenkins/TestDataPrepperDistributionArtifacts.groovy

@@ -0,0 +1,37 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import jenkins.tests.BaseJobPipelineTest
+import org.junit.Before
+import org.junit.Test
+
+class TestDataPrepperDistributionArtifacts extends BaseJobPipelineTest {
+
+    @Before
+    void setUp() {
+        super.setUp()
+
+        binding.setVariable('VERSION', '0.22.1')
+        binding.setVariable('BRANCH', 'refs/tags/0.22.1')
+
+        binding.setVariable('JOB_BASE_NAME', 'data-prepper-distribution-artifacts')
+        binding.setVariable('BUILD_NUMBER', '7654321')
+        binding.setVariable('WORKSPACE', '/tmp/workspace')
+
+        binding.setVariable('ARTIFACT_BUCKET_NAME', 'job-s3-bucket-name')
+
+        helper.registerAllowedMethod('checkout', [Map], {})
+        helper.registerAllowedMethod('signArtifacts', [Map], {})
+        helper.registerAllowedMethod('uploadToS3', [Map], {})
+        helper.registerAllowedMethod('printArtifactDownloadUrlsForStaging', [Map], {})
+        helper.registerAllowedMethod('postCleanup', [], {})
+    }
+
+    @Test
+    void dataPrepperDistributionArtifacts_builds_consistently() {
+        testPipeline('jenkins/data-prepper/distribution-artifacts.jenkinsfile',
+                'tests/jenkins/jobs/data-prepper/distribution-artifacts.jenkinsfile')
+    }
+}

tests/jenkins/jobs/data-prepper/distribution-artifacts.jenkinsfile.txt

@@ -0,0 +1,19 @@
+   distribution-artifacts.run()
+      distribution-artifacts.legacySCM(groovy.lang.Closure)
+      distribution-artifacts.library({identifier=jenkins@20211123, retriever=null})
+      distribution-artifacts.pipeline(groovy.lang.Closure)
+         distribution-artifacts.echo(Executing on agent [docker:[image:opensearchstaging/ci-runner:ci-runner-centos7-v1, reuseNode:false, stages:[:], args:, alwaysPull:true, containerPerStageRoot:false, label:Jenkins-Agent-al2-x64-c54xlarge-Docker-Host]])
+         distribution-artifacts.stage(Build Data Prepper, groovy.lang.Closure)
+            distribution-artifacts.script(groovy.lang.Closure)
+               distribution-artifacts.checkout({changelog=false, poll=false, scm={$class=GitSCM, branches=[{name=refs/tags/0.22.1}], userRemoteConfigs=[{url=https://github.com/opensearch-project/data-prepper.git}]}})
+               distribution-artifacts.sh(./gradlew clean :release:archives:linux:linuxTar -Prelease)
+               distribution-artifacts.sh({script=find /tmp/workspace/release/archives/linux/build/distributions | sed -n "s|^/tmp/workspace/release/archives/linux/build/distributions/||p", returnStdout=true})
+         distribution-artifacts.stage(Sign Artifacts, groovy.lang.Closure)
+            distribution-artifacts.script(groovy.lang.Closure)
+               distribution-artifacts.signArtifacts({artifactPath=/tmp/workspace/release/archives/linux/build/distributions, signatureType=.sig, distributionPlatform=linux})
+         distribution-artifacts.stage(Upload Artifacts to Staging Distribution Bucket, groovy.lang.Closure)
+            distribution-artifacts.script(groovy.lang.Closure)
+               distribution-artifacts.uploadToS3({sourcePath=/tmp/workspace/release/archives/linux/build/distributions, bucket=job-s3-bucket-name, path=data-prepper-distribution-artifacts/0.22.1/7654321/builds/signed})
+               distribution-artifacts.printArtifactDownloadUrlsForStaging({artifactFileNames=[bbb, bbb.sig, ccc, ccc.sig], uploadPath=data-prepper-distribution-artifacts/0.22.1/7654321/builds/signed})
+         distribution-artifacts.script(groovy.lang.Closure)
+            distribution-artifacts.postCleanup()