diff --git a/test_framework/Dockerfile.setup b/test_framework/Dockerfile.setup
index d4c035e2f1..e74a7af503 100644
--- a/test_framework/Dockerfile.setup
+++ b/test_framework/Dockerfile.setup
@@ -1,4 +1,4 @@
-From alpine:latest
+FROM golang:1.21-alpine3.19
 
 ARG KUBECTL_VERSION=v1.20.2
 
diff --git a/test_framework/Jenkinsfile b/test_framework/Jenkinsfile
index 56b1a081bf..5343c389da 100644
--- a/test_framework/Jenkinsfile
+++ b/test_framework/Jenkinsfile
@@ -189,6 +189,73 @@ node {
                 }
             }
 
+            stage ('longhorn coverage') {
+                if(!params.LONGHORN_UPGRADE_TEST && !params.AIR_GAP_INSTALLATION) {
+                    sh "docker exec ${JOB_BASE_NAME}-${BUILD_NUMBER} test_framework/scripts/longhorn-coverage.sh"
+
+                    sh "docker cp ${JOB_BASE_NAME}-${BUILD_NUMBER}:/src/longhorn-tests/longhorn-manager-profile.html ."
+                    sh "docker cp ${JOB_BASE_NAME}-${BUILD_NUMBER}:/src/longhorn-tests/longhorn-engine-profile.html ."
+                    // sh "docker cp ${JOB_BASE_NAME}-${BUILD_NUMBER}:/src/longhorn-tests/longhorn-spdk-engine-profile.html ."
+                    sh "docker cp ${JOB_BASE_NAME}-${BUILD_NUMBER}:/src/longhorn-tests/longhorn-instance-manager-profile.html ."
+                    sh "docker cp ${JOB_BASE_NAME}-${BUILD_NUMBER}:/src/longhorn-tests/longhorn-share-manager-profile.html ."
+                    sh "docker cp ${JOB_BASE_NAME}-${BUILD_NUMBER}:/src/longhorn-tests/backing-image-manager-profile.html ."
+
+                    publishHTML (target: [
+                        allowMissing: false,
+                        alwaysLinkToLastBuild: false,
+                        keepAll: true,
+                        reportDir: '.',
+                        reportFiles: 'longhorn-manager-profile.html',
+                        reportName: "longhorn-manager coverage profile"
+                    ])
+
+                    publishHTML (target: [
+                        allowMissing: false,
+                        alwaysLinkToLastBuild: false,
+                        keepAll: true,
+                        reportDir: '.',
+                        reportFiles: 'longhorn-engine-profile.html',
+                        reportName: "longhorn-engine coverage profile"
+                    ])
+
+                    // publishHTML (target: [
+                    //     allowMissing: false,
+                    //     alwaysLinkToLastBuild: false,
+                    //     keepAll: true,
+                    //     reportDir: '.',
+                    //     reportFiles: 'longhorn-spdk-engine-profile.html',
+                    //     reportName: "longhorn-spdk-engine coverage profile"
+                    // ])
+
+                    publishHTML (target: [
+                        allowMissing: false,
+                        alwaysLinkToLastBuild: false,
+                        keepAll: true,
+                        reportDir: '.',
+                        reportFiles: 'longhorn-instance-manager-profile.html',
+                        reportName: "longhorn-instance-manager coverage profile"
+                    ])
+
+
+                    publishHTML (target: [
+                        allowMissing: false,
+                        alwaysLinkToLastBuild: false,
+                        keepAll: true,
+                        reportDir: '.',
+                        reportFiles: 'longhorn-share-manager-profile.html',
+                        reportName: "longhorn-share-manager coverage profile"
+                    ])
+
+                    publishHTML (target: [
+                        allowMissing: false,
+                        alwaysLinkToLastBuild: false,
+                        keepAll: true,
+                        reportDir: '.',
+                        reportFiles: 'backing-image-manager-profile.html',
+                        reportName: "backing-image-manager coverage profile"
+                    ])
+                }
+            }
         } catch (e) {
             currentBuild.result = "FAILED"
             throw e
diff --git a/test_framework/scripts/longhorn-coverage.sh b/test_framework/scripts/longhorn-coverage.sh
new file mode 100755
index 0000000000..0b45f5185b
--- /dev/null
+++ b/test_framework/scripts/longhorn-coverage.sh
@@ -0,0 +1,75 @@
+#!/usr/bin/env bash
+
+set -x
+
+source pipelines/utilities/kubeconfig.sh
+source test_framework/scripts/longhorn-setup.sh
+
+copy_go-cover-dir_from_all_longhorn-manager_pods() {
+    local ITER=0
+    local LONGHORN_MANAGER_PODS=`kubectl get pods -n longhorn-system -l app=longhorn-manager --no-headers -o custom-columns=":metadata.name"`
+    for pod in ${LONGHORN_MANAGER_PODS}; do
+        kubectl cp -n longhorn-system ${pod}:/go-cover-dir go-cover-dir-${ITER} -c longhorn-manager
+        ITER=$(expr $ITER + 1)
+    done
+
+    mkdir -p go-cover-dir-merged
+    go tool covdata merge -i=$(ls | grep go-cover-dir- | xargs echo | sed 's/ /,/g') -o go-cover-dir-merged
+}
+
+generate_text_profile_for_each_repo() {
+    go tool covdata textfmt -i=go-cover-dir-merged -o longhorn-manager-profile.txt -pkg=github.com/longhorn/longhorn-manager/...
+    go tool covdata textfmt -i=go-cover-dir-merged -o longhorn-engine-profile.txt -pkg=github.com/longhorn/longhorn-engine/...
+    # go tool covdata textfmt -i=go-cover-dir-merged -o longhorn-spdk-engine-profile.txt -pkg=github.com/longhorn/longhorn-spdk-engine/...
+    go tool covdata textfmt -i=go-cover-dir-merged -o longhorn-instance-manager-profile.txt -pkg=github.com/longhorn/longhorn-instance-manager/...
+    go tool covdata textfmt -i=go-cover-dir-merged -o longhorn-share-manager-profile.txt -pkg=github.com/longhorn/longhorn-share-manager/...
+    go tool covdata textfmt -i=go-cover-dir-merged -o backing-image-manager-profile.txt -pkg=github.com/longhorn/backing-image-manager/...
+}
+
+generate_html_profiles_for_each_repo() {
+    CUSTOM_LONGHORN_MANAGER_BRANCH=${CUSTOM_LONGHORN_MANAGER_BRANCH:-"master"}
+    CUSTOM_LONGHORN_ENGINE_BRANCH=${CUSTOM_LONGHORN_ENGINE_BRANCH:-"master"}
+    # CUSTOM_LONGHORN_SPDK_ENGINE_BRANCH=${CUSTOM_LONGHORN_SPDK_ENGINE_BRANCH:-"master"}
+    CUSTOM_LONGHORN_INSTANCE_MANAGER_BRANCH=${CUSTOM_LONGHORN_INSTANCE_MANAGER_BRANCH:-"master"}
+    CUSTOM_LONGHORN_SHARE_MANAGER_BRANCH=${CUSTOM_LONGHORN_SHARE_MANAGER_BRANCH:-"master"}
+    CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_BRANCH=${CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_BRANCH:-"master"}
+
+    git clone https://github.com/longhorn/longhorn-manager -b ${CUSTOM_LONGHORN_MANAGER_BRANCH}
+    git clone https://github.com/longhorn/longhorn-engine -b ${CUSTOM_LONGHORN_ENGINE_BRANCH}
+    # git clone https://github.com/longhorn/longhorn-spdk-engine -b ${CUSTOM_LONGHORN_SPDK_ENGINE_BRANCH}
+    git clone https://github.com/longhorn/longhorn-instance-manager -b ${CUSTOM_LONGHORN_INSTANCE_MANAGER_BRANCH}
+    git clone https://github.com/longhorn/longhorn-share-manager -b ${CUSTOM_LONGHORN_SHARE_MANAGER_BRANCH}
+    git clone https://github.com/longhorn/backing-image-manager -b ${CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_BRANCH}
+
+    cp longhorn-manager-profile.txt longhorn-manager/profile.txt
+    cp longhorn-engine-profile.txt longhorn-engine/profile.txt
+    # cp longhorn-spdk-engine-profile.txt longhorn-spdk-engine/profile.txt
+    cp longhorn-instance-manager-profile.txt longhorn-instance-manager/profile.txt
+    cp longhorn-share-manager-profile.txt longhorn-share-manager/profile.txt
+    cp backing-image-manager-profile.txt backing-image-manager/profile.txt
+
+    cd longhorn-manager && go tool cover -html=profile.txt -o ../longhorn-manager-profile.html && cd ..
+    cd longhorn-engine && go tool cover -html=profile.txt -o ../longhorn-engine-profile.html && cd ..
+    # cd longhorn-spdk-engine && go tool cover -html=profile.txt -o ../longhorn-spdk-engine-profile.html && cd ..
+    cd longhorn-instance-manager && go tool cover -html=profile.txt -o ../longhorn-instance-manager-profile.html && cd ..
+    cd longhorn-share-manager && go tool cover -html=profile.txt -o ../longhorn-share-manager-profile.html && cd ..
+    cd backing-image-manager && go tool cover -html=profile.txt -o ../backing-image-manager-profile.html && cd ..
+}
+
+main() {
+    set_kubeconfig
+
+    # uninstall longhorn to write coverage data
+    # the coverage data will be written when the program invokes os.Exit() or returns normally from main.main
+    # ref: https://go.dev/doc/build-cover#panicprof
+    uninstall_longhorn_by_chart
+
+    # install longhorn again to copy coverage data from pods, so we don't need scp files from host
+    install_longhorn_by_chart
+
+    copy_go-cover-dir_from_all_longhorn-manager_pods
+    generate_text_profile_for_each_repo
+    generate_html_profiles_for_each_repo
+}
+
+main
diff --git a/test_framework/scripts/longhorn-setup.sh b/test_framework/scripts/longhorn-setup.sh
index ab3149d6c3..9bc10571cc 100755
--- a/test_framework/scripts/longhorn-setup.sh
+++ b/test_framework/scripts/longhorn-setup.sh
@@ -3,6 +3,7 @@
 set -x
 
 source test_framework/scripts/kubeconfig.sh
+source pipelines/utilities/longhorn_manifest.sh
 
 # create and clean tmpdir
 TMPDIR="/tmp/longhorn"
@@ -237,10 +238,65 @@ install_longhorn_by_manifest(){
 
 
 install_longhorn_by_chart(){
-  helm install longhorn "${LONGHORN_REPO_DIR}/chart/" --namespace longhorn-system
+  CUSTOM_LONGHORN_MANAGER_IMAGE=${CUSTOM_LONGHORN_MANAGER_IMAGE:-"longhornio/longhorn-manager:master-head"}
+  CUSTOM_LONGHORN_ENGINE_IMAGE=${CUSTOM_LONGHORN_ENGINE_IMAGE:-"longhornio/longhorn-engine:master-head"}
+
+  CUSTOM_LONGHORN_INSTANCE_MANAGER_IMAGE=${CUSTOM_LONGHORN_INSTANCE_MANAGER_IMAGE:-""}
+  CUSTOM_LONGHORN_SHARE_MANAGER_IMAGE=${CUSTOM_LONGHORN_SHARE_MANAGER_IMAGE:-""}
+  CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_IMAGE=${CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_IMAGE:-""}
+
+  HELM_VARIABLES=("--set enableGoCoverDir=true")
+  CUSTOM_LONGHORN_MANAGER_IMAGE_REPO=$(echo $CUSTOM_LONGHORN_MANAGER_IMAGE | cut -d ":" -f 1)
+  CUSTOM_LONGHORN_MANAGER_IMAGE_TAG=$(echo $CUSTOM_LONGHORN_MANAGER_IMAGE | cut -d ":" -f 2)
+  HELM_VARIABLES+=("--set image.longhorn.manager.repository=${CUSTOM_LONGHORN_MANAGER_IMAGE_REPO}")
+  HELM_VARIABLES+=("--set image.longhorn.manager.tag=${CUSTOM_LONGHORN_MANAGER_IMAGE_TAG}")
+
+  CUSTOM_LONGHORN_ENGINE_IMAGE_REPO=$(echo $CUSTOM_LONGHORN_ENGINE_IMAGE | cut -d ":" -f 1)
+  CUSTOM_LONGHORN_ENGINE_IMAGE_TAG=$(echo $CUSTOM_LONGHORN_ENGINE_IMAGE | cut -d ":" -f 2)
+  HELM_VARIABLES+=("--set image.longhorn.engine.repository=${CUSTOM_LONGHORN_ENGINE_IMAGE_REPO}")
+  HELM_VARIABLES+=("--set image.longhorn.engine.tag=${CUSTOM_LONGHORN_ENGINE_IMAGE_TAG}")
+
+  # replace images if custom image is specified.
+  if [[ ! -z ${CUSTOM_LONGHORN_INSTANCE_MANAGER_IMAGE} ]]; then
+    CUSTOM_LONGHORN_INSTANCE_MANAGER_IMAGE_REPO=$(echo $CUSTOM_LONGHORN_INSTANCE_MANAGER_IMAGE | cut -d ":" -f 1)
+    CUSTOM_LONGHORN_INSTANCE_MANAGER_IMAGE_TAG=$(echo $CUSTOM_LONGHORN_INSTANCE_MANAGER_IMAGE | cut -d ":" -f 2)
+    HELM_VARIABLES+=("--set image.longhorn.instanceManager.repository=${CUSTOM_LONGHORN_INSTANCE_MANAGER_IMAGE_REPO}")
+    HELM_VARIABLES+=("--set image.longhorn.instanceManager.tag=${CUSTOM_LONGHORN_INSTANCE_MANAGER_IMAGE_TAG}")
+  fi
+
+  if [[ ! -z ${CUSTOM_LONGHORN_SHARE_MANAGER_IMAGE} ]]; then
+    CUSTOM_LONGHORN_SHARE_MANAGER_IMAGE_REPO=$(echo $CUSTOM_LONGHORN_SHARE_MANAGER_IMAGE | cut -d ":" -f 1)
+    CUSTOM_LONGHORN_SHARE_MANAGER_IMAGE_TAG=$(echo $CUSTOM_LONGHORN_SHARE_MANAGER_IMAGE | cut -d ":" -f 2)
+    HELM_VARIABLES+=("--set image.longhorn.shareManager.repository=${CUSTOM_LONGHORN_SHARE_MANAGER_IMAGE_REPO}")
+    HELM_VARIABLES+=("--set image.longhorn.shareManager.tag=${CUSTOM_LONGHORN_SHARE_MANAGER_IMAGE_TAG}")
+  fi
+
+  if [[ ! -z ${CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_IMAGE} ]]; then
+    CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_IMAGE_REPO=$(echo $CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_IMAGE | cut -d ":" -f 1)
+    CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_IMAGE_TAG=$(echo $CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_IMAGE | cut -d ":" -f 2)
+    HELM_VARIABLES+=("--set image.longhorn.backingImageManager.repository=${CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_IMAGE_REPO}")
+    HELM_VARIABLES+=("--set image.longhorn.backingImageManager.tag=${CUSTOM_LONGHORN_BACKING_IMAGE_MANAGER_IMAGE_TAG}")
+  fi
+
+  HELM_VARIABLE_STR=$( printf " %s" "${HELM_VARIABLES[@]}" )
+  echo ${HELM_VARIABLE_STR}
+
+  helm install longhorn "${LONGHORN_REPO_DIR}/chart/" --namespace longhorn-system --create-namespace $HELM_VARIABLE_STR
   wait_longhorn_status_running
 }
 
+uninstall_longhorn_by_chart() {
+  kubectl patch lhs -n longhorn-system deleting-confirmation-flag --type=json --patch-file=/dev/stdin <<-EOF
+[
+  {
+    "op": "replace",
+    "path": "/value",
+    "value": "true"
+  }
+]
+EOF
+  helm uninstall longhorn --namespace longhorn-system
+}
 
 install_longhorn_stable(){
   install_longhorn_by_manifest "${LONGHORN_STABLE_MANIFEST_URL}"
@@ -467,8 +523,8 @@ main(){
     run_longhorn_upgrade_test
     run_longhorn_tests
   else
-    generate_longhorn_yaml_manifest "${TF_VAR_tf_workspace}"
-    install_longhorn_by_manifest "${TF_VAR_tf_workspace}/longhorn.yaml"
+    get_longhorn_chart
+    install_longhorn_by_chart
     run_longhorn_tests
   fi
 }