[JENKINS-57824] Change privateKey and use timestamp

pom.xml

@@ -78,7 +78,7 @@
     <changelist>-SNAPSHOT</changelist>
     <jenkins.version>2.138.4</jenkins.version>
     <java.level>8</java.level>
-    <jcasc.version>1.20-SNAPSHOT</jcasc.version>
+    <jcasc.version>1.20-20190604.105601-2</jcasc.version>
   </properties>
 
   <repositories>

src/test/java/com/cloudbees/jenkins/plugins/sshcredentials/jcasc/ExportImportRoundTripCasCSSHCredentialsTest.java

@@ -5,14 +5,12 @@
 import com.cloudbees.plugins.credentials.common.StandardUsernamePasswordCredentials;
 import io.jenkins.plugins.casc.misc.ExportImportRoundTripAbstractTest;
 import jenkins.model.Jenkins;
-import org.hamcrest.Matchers;
 import org.jvnet.hudson.test.RestartableJenkinsRule;
 
 import java.util.Collections;
 import java.util.List;
 
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertThat;
 
 public class ExportImportRoundTripCasCSSHCredentialsTest extends ExportImportRoundTripAbstractTest {
     @Override
@@ -33,12 +31,7 @@ public void assertConfiguredAsExpected(RestartableJenkinsRule restartableJenkins
         assertEquals("the description of userid2", cred2.getDescription());
         assertEquals(1, cred2.getPrivateKeySource().getPrivateKeys().size());
         String directKey = cred2.getPrivateKeySource().getPrivateKeys().get(0);
-        assertThat(directKey, Matchers.containsString("Piikjvd/2HYfEYEG"));
-    }
-
-    @Override
-    public String configResource() {
-        return "ssh-credentials.yml";
+        assertEquals("sp0ds9d+skkfjf", directKey);
     }
 
     @Override

src/test/resources/com/cloudbees/jenkins/plugins/sshcredentials/jcasc/configuration-as-code.yaml

@@ -0,0 +1,21 @@
+jenkins:
+  systemMessage: Jenkins with SSH Credentials for JCasC test
+
+credentials:
+  system:
+    domainCredentials:
+      - credentials:
+          - usernamePassword:
+              scope: SYSTEM
+              id: "userid"
+              username: "username-of-userid"
+              password: "password-of-userid"
+          - basicSSHUserPrivateKey:
+              scope: SYSTEM
+              id: "userid2"
+              username: "username-of-userid2"
+              passphrase: "passphrase-of-userid2"
+              description: "the description of userid2"
+              privateKeySource:
+                directEntry:
+                  privateKey: "sp0ds9d+skkfjf"