chore(tests): ensure default targets are taken in account in Jenkinsfile (#2183)

Author: lemeurherve

tests/jenkinsfile.bats

@@ -0,0 +1,11 @@
+#!/usr/bin/env bats
+
+# bats file_tags=test-suite:jenkinsfile
+
+load test_helpers
+
+SUT_DESCRIPTION="Jenkinsfile"
+
+@test "[${SUT_DESCRIPTION}] Default (weekly) targets from docker bake are taken in account in Jenkinsfile" {
+  [ "$(get_default_docker_bake_targets)" == "$(get_targets_from_jenkinsfile)" ]
+}

tests/test_helpers.bash

@@ -1,4 +1,5 @@
 #!/bin/bash
+set -euo pipefail
 
 # Assert that $1 is the outputof a command $2
 function assert {
@@ -100,11 +101,12 @@ function docker_build_child {
 }
 
 function get_jenkins_url {
-    if [ -z "${DOCKER_HOST}" ]; then
+    docker_host="${DOCKER_HOST:-}"
+    if [ -z "${docker_host}" ]; then
         DOCKER_IP=localhost
     else
         # shellcheck disable=SC2001
-        DOCKER_IP=$(echo "$DOCKER_HOST" | sed -e 's|tcp://\(.*\):[0-9]*|\1|')
+        DOCKER_IP=$(echo "${docker_host}" | sed -e 's|tcp://\(.*\):[0-9]*|\1|')
     fi
     echo "http://$DOCKER_IP:$(docker port "$(get_sut_container_name)" 8080 | cut -d: -f2)"
 }
@@ -113,6 +115,17 @@ function get_jenkins_password {
     docker exec "$(get_sut_container_name)" cat /var/jenkins_home/secrets/initialAdminPassword
 }
 
+function get_targets_from_jenkinsfile {
+    sed -n '/def images = \[/,/]/p' Jenkinsfile `# retrieve images array from Jenkinsfile` \
+     | grep "'" `# keep only its items` \
+     | tr -d "', " `# cleanup output` \
+     | sort `# ensure constant output sort`
+}
+
+function get_default_docker_bake_targets {
+    make --silent show | jq -r '.target | keys[]' | sort
+}
+
 function test_url {
     run curl --user "admin:$(get_jenkins_password)" --output /dev/null --silent --head --fail --connect-timeout 30 --max-time 60 "$(get_jenkins_url)$1"
     if [ "$status" -eq 0 ]; then