Fix demo/complex tests (hopefully)

1. xpath -> xmllint
2. added some docker containers cleanup

Jenkinsfile

@@ -55,6 +55,8 @@ pipeline {
                         sh 'bin/test.sh 2>&1 | tee debug ; test ${PIPESTATUS[0]} -eq 0'
                         sh 'echo Docker containers before compositions tests ; docker ps -a'		// temporary
 
+                        sh 'xmllint &>> debug'		// temporary
+
                         sh '(cd demo/simple ; bats tests ) 2>&1 | tee -a debug ; test ${PIPESTATUS[0]} -eq 0'
                         sh '(cd demo/shibboleth ; bats tests ) 2>&1 | tee -a debug ; test ${PIPESTATUS[0]} -eq 0'
                         sh '(cd demo/complex ; bats tests ) 2>&1 | tee -a debug ; test ${PIPESTATUS[0]} -eq 0'

demo/complex/tests/main.bats

@@ -5,11 +5,13 @@ load ../../../library
 
 @test "000 Cleanup before running the tests" {
 #    skip
+    cd ../shibboleth ; docker-compose down -v ; true
     run docker-compose down -v
 }
 
 @test "010 Initialize and start the composition" {
 #    skip
+    docker ps -a
     docker-compose up -d
     wait_for_midpoint_start complex_midpoint-server_1
 # TODO wait for shibboleth, grouper-ui, (also something other?)

demo/shibboleth/tests/main.bats

@@ -16,7 +16,7 @@ load ../../../library
 @test "020 Initialize and start Shibboleth" {
     docker-compose up -d
     # TODO implement wait_for_shibboleth_start
-    sleep 20
+    sleep 60
 }
 
 @test "030 Check health" {
@@ -27,5 +27,5 @@ load ../../../library
 
 @test "999 Clean up" {
     cd ../simple ; docker-compose down -v ; true
-    run docker-compose down -v
+    docker-compose down -v
 }

library.bash

@@ -117,7 +117,7 @@ function test_resource () {
     local TMPFILE_ERR=$(mktemp /tmp/test.resource.err.XXXXXX)
 
     curl -k --user administrator:5ecr3t -H "Content-Type: application/xml" -X POST "https://localhost:8443/midpoint/ws/rest/resources/$OID/test" >$TMPFILE || (rm $TMPFILE $TMPFILE_ERR ; return 1)
-    if [[ $(xpath -q -e "*/status/text()" < $TMPFILE) == "success" ]]; then
+    if [[ $(xmllint --xpath "*/status/text()" $TMPFILE) == "success" ]]; then
         echo "Resource $OID test succeeded"
         rm $TMPFILE
         return 0
@@ -128,3 +128,7 @@ function test_resource () {
         return 1
     fi
 }
+
+function get_xpath () {
+    echo ok
+}