Add PR tester for tackle ui tests

PR_TESTER.jenkinsfile

@@ -0,0 +1,131 @@
+@Library('migrationqe-automation-lib') _
+def getChangedFilesList() {
+    ArrayList<String> changedFiles = new ArrayList<String>()
+    changedFiles = sh(script:"git diff \$(git merge-base origin/main HEAD) HEAD --name-only",
+    returnStdout:true).split('\n')
+    return changedFiles
+}
+
+pipeline{
+    agent {
+        label 'minikube-node' 
+    }
+    options{
+        ansiColor('xterm')
+    }
+    environment{
+        REQUESTS_CA_BUNDLE="/etc/pki/tls/certs/ca-bundle.crt"
+        username="admin"
+        password="Dog8code"
+        TACKLE_GIT_CREDS = credentials('tackle_git_pass')
+        TACKLE_GIT_KEY = credentials('tackle_git_gpg_key')
+        cypress_jira_atlassian_cloud_url="https://mta-qe-testing.atlassian.net/"
+        cypress_jira_atlassian_cloud_email="[email protected]"
+        cypress_jira_stage_datacenter_url="https://issues.stage.redhat.com"
+        cypress_jira_stage_bearer_token= credentials('mta_jira_stage_token')
+        cypress_jira_atlassian_cloud_token= credentials('mta_jira_cloud_token')
+        cypress_jira_stage_basic_login="mta-qe"
+        cypress_jira_stage_basic_password="Mta.qe.testing"
+        cypress_jira_atlassian_cloud_project="mta_integration"
+    }
+    stages{
+        stage("Check if their are changed tests"){
+            when{
+                allOf{
+                    branch pattern: '^PR-.*$',
+                    comparator: 'REGEXP';
+                    expression{
+                    getChangedFilesList().any { it=~ /^.*e2e\/tests\/.*test.ts$/} == true
+                    }
+                }
+            }
+            steps{
+                script{
+                    checkout scm
+                    env.RUN_TESTS = "true" 
+                    changed_test_list = [] 
+                    getChangedFilesList().each{
+                        i ->
+                        if(i.contains("test.ts")){
+                            changed_test_list.add(i)
+                        }
+                    }
+                    env.CHANGED_TEST_FILES = changed_test_list.join(" ")
+                    sh "echo $CHANGED_TEST_FILES"
+                }
+            }
+        }
+        stage('Install & run minikube'){
+            when {  
+                expression{
+                    env.RUN_TESTS == "true"
+                }
+            }   
+            steps{
+                script{
+
+                    sh """ curl -Lo minikube https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64
+                            chmod +x minikube
+                            minikube_homedir=/usr/local/bin/
+
+                            sudo install minikube /usr/local/bin
+
+                            minikube delete
+                            sleep 20s
+                            minikube start --driver=podman --memory=4g
+                            minikube addons enable dashboard
+                            minikube addons enable ingress
+                            minikube addons enable olm
+                            kubectl apply -f https://raw.githubusercontent.com/operator-framework/operator-lifecycle-manager/master/deploy/upstream/quickstart/crds.yaml
+                            kubectl apply -f https://raw.githubusercontent.com/operator-framework/operator-lifecycle-manager/master/deploy/upstream/quickstart/olm.yaml
+
+                            kubectl apply -f https://raw.githubusercontent.com/konveyor/tackle2-operator/main/tackle-k8s.yaml
+
+                            while [ \$(kubectl get crd|grep tackle|wc -l) != 2 ]
+                            do echo "Waiting for Tackle CRDs..."
+                            sleep 5s
+                            done
+
+                            """
+
+                            echo "Applying tackle CR"
+                            tackle.applyTackleCR() //Tackle CR will be applied with using default password `Passw0rd!`.
+
+                }
+            }
+        }
+        stage('Run tackle ui tests'){
+           when { 
+                expression{
+                    env.RUN_TESTS == "true"
+                }
+            }   
+            steps{
+                script{
+                    env.TACKLE_URL = "http://"+sh(
+                        script : 'minikube ip',
+                        returnStdout: true
+                    ).trim()
+
+                    ocp.pollRouteUntilReady(env.TACKLE_URL,15,30)
+                    sh "sleep 40s" //Grace period after the application is serving correctly.
+                    sh(
+                        script: "npm install",
+                        label: "Install dependencies..."
+                    )
+                    //Run the tests.
+                        sh """ 
+                        npx cypress run --spec $CHANGED_TEST_FILES --env user=$username,pass=$password,tackleUrl=$TACKLE_URL,git_user=$TACKLE_GIT_CREDS_USR,git_password=$TACKLE_GIT_CREDS_PSW,git_key='$TACKLE_GIT_KEY'
+                        """ 
+                }
+            }
+        }
+    }
+    post{
+        always{
+            script{
+                cleanWs()
+            }
+        }
+    }
+}