Reenable packages-default test on Fedora

containers/runner/skip-testtypes

@@ -17,7 +17,6 @@ fedora_disabled_array=(
   gh595       # proxy-cmdline failing on all scenarios
   gh777       # raid-1-reqpart failing
   rhbz1853668 # multipath device not constructed back after installation
-  gh975       # packages-default failing
   gh1023      # rpm-ostree failing
   gh1530      # dns-global-exclusive-tls-* stage2-from-compose failing
   gh1618      # packages-multilib failing on daily-iso
@@ -128,7 +127,6 @@ fedora_eln_disabled_array=(
   gh1213      # harddrive-iso-single failing
   gh1090      # raid-1-reqpart failing
   gh1207      # packages-multilib failing
-  gh975       # packages-default failing
   gh1530      # dns-global-exclusive-tls-* stage2-from-compose failing
   gh804       # tests requiring dvd iso failing
   gh1533      # rpm-ostree-container-* tests failing

packages-default.ks.in

@@ -11,7 +11,14 @@
 %post
 
 # Check that there is any environment installed
-dnf group list --installed | egrep -q "Installed Environment Groups"
+if dnf --version 2>/dev/null | grep -q '^dnf5 '; then
+    # DNF5: "dnf environment list" without --installed only lists available
+    # environments from repos. The core group is uservisible=false.
+    dnf environment list --installed | grep -q 'yes$'
+else
+    # DNF4: installed environments appear under "Installed Environment Groups".
+    dnf group list --installed | egrep -q "Installed Environment Groups"
+fi
 if [ $? -eq 0 ]; then
     echo SUCCESS > /root/RESULT
 else

packages-default.sh

@@ -19,6 +19,6 @@
 
 # Ignore unused variable parsed out by tooling scripts as test tags metadata
 # shellcheck disable=SC2034
-TESTTYPE="packaging payload skip-on-rhel gh975"
+TESTTYPE="packaging payload skip-on-rhel"
 
 . ${KSTESTDIR}/functions.sh