test(scripts): add scripts to ease local chart testing

.github/workflows/chart-test.yml

@@ -60,8 +60,7 @@ jobs:
           cat <(echo '#!/usr/bin/env bash') <(echo 'exec .helm "${@//--reuse-values/--reset-then-reuse-values}"') | sudo tee $HELM_LOCATION
           sudo chmod +x $HELM_LOCATION
 
-          kubectl create ns $TEST_NAMESPACE
-          ct install --target-branch ${TARGET_BRANCH} --upgrade --namespace=$TEST_NAMESPACE --config ct.yaml --debug
+          bash ct.bash --upgrade
 
   helm-unittest:
     runs-on: ubuntu-latest

ct.bash

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+set -xe
+
+if ! command -v ct; then
+    echo "ct command not found in \$PATH"
+    exit 1
+fi
+
+TEST_NAMESPACE="${TEST_NAMESPACE:-helm-test}"
+CLUSTER_CLIENT="${CLUSTER_CLIENT:-$(which kubectl)}"
+
+if ! command -v "${CLUSTER_CLIENT}"; then
+    echo "${CLUSTER_CLIENT} command not found in \$PATH"
+    exit 1
+fi
+
+function cleanup() {
+    "${CLUSTER_CLIENT}" delete ns "${TEST_NAMESPACE}"
+}
+trap cleanup EXIT
+
+"${CLUSTER_CLIENT}" create ns "${TEST_NAMESPACE}"
+ct install --remote "${REMOTE:-origin}" --target-branch "${TARGET_BRANCH:-main}" --namespace="${TEST_NAMESPACE}" --config ct.yaml --debug "$@"

k8s-test.bash

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+
+set -x
+
+CLUSTER_CLIENT="${CLUSTER_CLIENT:-$(which kubectl)}"
+
+if ! command -v "${CLUSTER_CLIENT}"; then
+    echo "${CLUSTER_CLIENT} command not found in \$PATH"
+    exit 1
+fi
+
+if ! command -v helm; then
+    echo "No 'helm' found in \$PATH"
+    exit 1
+fi
+
+TEST_NAMESPACE="${TEST_NAMESPACE:-k8s-test}"
+RELEASE_NAME="${RELEASE_NAME:-cryostat-k8s-test}"
+
+function cleanup() {
+    "${CLUSTER_CLIENT}" delete ns "${TEST_NAMESPACE}"
+    if [ "${CREATE_CLUSTER:-true}" = "true" ]; then
+        kind delete cluster
+    fi
+}
+trap cleanup EXIT
+cleanup
+
+set -e
+
+if [ "${CREATE_CLUSTER:-true}" = "true" ]; then
+    if ! command -v kind; then
+        echo "No 'kind' found in \$PATH"
+        exit 1
+    fi
+    kind create cluster
+fi
+
+"${CLUSTER_CLIENT}" create ns "${TEST_NAMESPACE}"
+
+helm install --namespace "${TEST_NAMESPACE}" "${RELEASE_NAME}" ./charts/cryostat
+"${CLUSTER_CLIENT}" wait --timeout=2m --for=condition=Available=true --namespace "${TEST_NAMESPACE}" deployment -l app.kubernetes.io/name=cryostat
+"${CLUSTER_CLIENT}" wait --timeout=2m --for=condition=Ready=true --namespace "${TEST_NAMESPACE}" pod -l app.kubernetes.io/name=cryostat
+helm test --namespace "${TEST_NAMESPACE}" "${RELEASE_NAME}"