tests: nvidia suite (fake NVIDIA PC), controller block, name-based menu rows; get-iso.sh uses CachyOS's own mirror and resumes; notes

share/vmtest/nvidia/10-n1-menu.sh

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+# N1: an NVIDIA PC (fake GPU): the menu hides the SteamOS conversion and its gamescope options, shows Gaming on NVIDIA, its
+# Big Picture option and Single user mode. Covers TESTPLAN N1.
+fake_nvidia
+out="$(sf --defaults --list)"
+ids="$(python3 -c 'import json,sys; d=json.load(sys.stdin); print(" ".join(sorted(i["id"] for i in d)))' <<< "$out" 2>/dev/null)"
+[[ -n "$ids" ]] && pass "N1 --defaults --list is valid JSON: $ids" || { fail "N1 --defaults --list is not JSON: $(echo "$out" | head -c 300)"; exit 0; }
+for i in nvidia bigpicture single; do [[ " $ids " == *" $i "* ]] && pass "N1 $i is offered" || fail "N1 $i is missing"; done
+for i in gaming boot glyphs; do [[ " $ids " == *" $i "* ]] && fail "N1 $i is offered on an NVIDIA PC" || pass "N1 $i is hidden"; done
+python3 -c '
+import json,sys
+d={i["id"]:i for i in json.load(sys.stdin)}
+ok = d["bigpicture"]["parent"]=="nvidia" and d["nvidia"]["on"] and d["bigpicture"]["on"] and d["single"]["on"]
+sys.exit(0 if ok else 1)' <<< "$out" && pass "N1 Big Picture is a sub-option of Gaming on NVIDIA, all three preselected" || fail "N1 parent or preselection wrong"
+st="$(sf --backend status)"
+python3 -c 'import json,sys; d=json.load(sys.stdin); ids=[i["id"] for i in d.get("items",d)]; sys.exit(1 if "gaming" in ids else 0)' <<< "$st" 2>/dev/null && pass "N1 --backend status (the app) has no conversion row" || fail "N1 --backend status lists the conversion"
+# Without a NVIDIA GPU nothing changes: the conversion is offered, Gaming on NVIDIA is not.
+out2="$(NVIDIA_DRM_DIR=/nonexistent sf --defaults --list)"
+python3 -c 'import json,sys; ids=[i["id"] for i in json.load(sys.stdin)]; sys.exit(0 if "gaming" in ids and "nvidia" not in ids and "bigpicture" not in ids else 1)' <<< "$out2" && pass "N1 no NVIDIA GPU: the conversion is offered, Gaming on NVIDIA is not" || fail "N1 no-NVIDIA menu wrong"

share/vmtest/nvidia/20-n2-n5-lifecycle.host.sh

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+# N2-N5: Gaming on NVIDIA + Big Picture + Single user mode on a fake NVIDIA PC, for real: pacman installs Steam, the SDDM autologin,
+# the boot loader files and the initramfs, then a reboot into Plasma, then everything off again and a second reboot.
+# Covers TESTPLAN N2 (apply), N3 (after the reboot), N4 (turn off), N5 (after the second reboot).
+unit='~/.config/systemd/user/steamify-steam-autostart.service'
+g() { guest "$@"; }
+yes_() { [[ "$(g "$1 && echo YES || echo NO" | tail -n 1)" == YES ]]; }   # a guest condition
+info "N2 applying nvidia,bigpicture,single (Steam, SDDM, initramfs: several minutes)..."
+rc="$(g 'fake_nvidia; sf --defaults --options nvidia,bigpicture,single > /tmp/n2.log; echo "rc=$?"' | tail -n 1)"
+[[ "$rc" == rc=0 ]] && pass "N2 apply exit 0" || { fail "N2 apply: $rc: $(g 'tail -n 15 /tmp/n2.log')"; return 0 2>/dev/null || exit 0; }
+yes_ 'pacman -Q steam >/dev/null 2>&1' && pass "N2 Steam is installed" || fail "N2 Steam missing"
+yes_ "grep -qx 'ExecStart=/usr/bin/steam -gamepadui' $unit" && pass "N2 the autostart unit starts Steam with -gamepadui" || fail "N2 unit: $(g "cat $unit")"
+yes_ 'systemctl --user is-enabled -q steamify-steam-autostart.service' && pass "N2 the unit is enabled" || fail "N2 unit not enabled"
+[[ "$(g 'kreadconfig6 --file ksmserverrc --group General --key loginMode' | tail -n 1)" == emptySession ]] && pass "N2 Plasma starts with an empty session" || fail "N2 loginMode"
+g 'is nvidia && is bigpicture && echo ON' | grep -qx ON && pass "N2 nvidia and bigpicture report on" || fail "N2 status functions"
+yes_ "grep -q 'nvidia-drm.modeset=1 nvidia-drm.fbdev=1' /etc/default/limine" && pass "N2 the kernel parameters are in /etc/default/limine" || fail "N2 limine defaults"
+yes_ "sudo grep -q 'nvidia-drm.fbdev=1' /boot/limine.conf" && pass "N2 and in the generated /boot/limine.conf" || fail "N2 limine.conf"
+yes_ 'test -f /etc/mkinitcpio.conf.d/90-steamify-nvidia.conf && test -x /usr/local/libexec/steamify-nvidia-initramfs && test -f /etc/pacman.d/hooks/85-steamify-nvidia-initramfs.hook' && pass "N2 early-load file, hook and its script installed" || fail "N2 initramfs files"
+yes_ 'sudo find /boot -name "initramfs*" -exec sh -c "lsinitcpio {} | grep -q nvidia" \; -print | grep -q .' && pass "N2 the NVIDIA modules are in the initramfs" || fail "N2 initramfs has no nvidia modules"
+yes_ 'systemctl is-enabled -q sddm.service' && pass "N2 SDDM is the login manager" || fail "N2 sddm not enabled"
+yes_ "grep -qx 'Session=plasma.desktop' /etc/sddm.conf.d/zzz-steamify-autologin.conf && grep -qx \"User=\$USER\" /etc/sddm.conf.d/zzz-steamify-autologin.conf" && pass "N2 SDDM autologin: the user into the Plasma session" || fail "N2 autologin file: $(g 'cat /etc/sddm.conf.d/zzz-steamify-autologin.conf')"
+yes_ 'is single' && pass "N2 single user mode is on" || fail "N2 single not on"
+g 'fake_nvidia; sf --defaults --options nvidia,bigpicture,single | tail -n 3' | grep -qiE 'nothing|already|exit: 0' && pass "N2 a second run is quiet" || info "N2 second run: $(g 'fake_nvidia; sf --defaults --options nvidia,bigpicture,single | tail -n 3')"
+
+reboot_guest && pass "N3 the VM is back after the reboot" || { fail "N3 no ssh after the reboot"; return 0 2>/dev/null || exit 0; }
+up=""; for _ in $(seq 40); do vm_ssh "pgrep -u $VM_USER -x plasmashell" >/dev/null 2>&1 && { up=1; break; }; sleep 3; done
+[[ -n "$up" ]] && pass "N3 Plasma straight after the boot (SDDM autologin, no greeter)" || fail "N3 no plasmashell after the reboot"
+yes_ '! pgrep -x sddm-greeter >/dev/null' && pass "N3 no greeter running" || fail "N3 sddm-greeter is running"
+yes_ 'grep -q "nvidia-drm.modeset=1" /proc/cmdline && grep -q "nvidia-drm.fbdev=1" /proc/cmdline' && pass "N3 the kernel parameters are on the running command line" || fail "N3 cmdline: $(g 'cat /proc/cmdline')"
+yes_ 'systemctl is-active -q sddm.service' && pass "N3 sddm is the running display manager" || fail "N3 sddm not active"
+yes_ 'journalctl --user -b --no-pager -u steamify-steam-autostart.service | grep -qiE "Started|Starting"' && pass "N3 the Steam autostart unit was started at login" || fail "N3 unit never started: $(g 'systemctl --user status steamify-steam-autostart.service 2>&1 | head -n 8')"
+[[ "$(g 'kreadconfig6 --file ksmserverrc --group General --key loginMode' | tail -n 1)" == emptySession ]] && pass "N3 the empty session setting survived" || fail "N3 loginMode after the reboot"
+
+info "N4 turning everything off (only notify stays)..."
+rc="$(g 'fake_nvidia; sf --defaults --options notify > /tmp/n4.log; echo "rc=$?"' | tail -n 1)"
+[[ "$rc" == rc=0 ]] && pass "N4 turn-off exit 0" || { fail "N4 turn-off: $rc: $(g 'tail -n 15 /tmp/n4.log')"; return 0 2>/dev/null || exit 0; }
+yes_ '! pacman -Q steam >/dev/null 2>&1' && pass "N4 Steam is removed again (Steamify installed it)" || fail "N4 Steam is still installed"
+yes_ "! test -e $unit" && pass "N4 the autostart unit is gone" || fail "N4 unit still there"
+[[ -z "$(g 'kreadconfig6 --file ksmserverrc --group General --key loginMode' | tail -n 1)" ]] && pass "N4 loginMode is back to not set" || fail "N4 loginMode: $(g 'kreadconfig6 --file ksmserverrc --group General --key loginMode')"
+yes_ '! grep -q nvidia-drm /etc/default/limine' && pass "N4 the kernel parameters are gone from /etc/default/limine" || fail "N4 limine defaults still have them"
+# Snapshot entries (snapper's, rootflags=.../.snapshots/N/snapshot) keep the command line of their time: a snapshot of the state with the
+# parameters is meant to boot that state. Only the current boot entries count.
+yes_ "! sudo grep 'cmdline:' /boot/limine.conf | grep -v '\.snapshots/' | grep -q nvidia-drm" && pass "N4 and from the current entries in /boot/limine.conf (snapshot entries keep their old command line)" || fail "N4 limine.conf still has them: $(g "sudo grep 'cmdline:' /boot/limine.conf | grep -v '\.snapshots/' | cut -c1-150" | tr '\n' '|')"
+yes_ '! test -e /etc/mkinitcpio.conf.d/90-steamify-nvidia.conf && ! test -e /usr/local/libexec/steamify-nvidia-initramfs && ! test -e /etc/pacman.d/hooks/85-steamify-nvidia-initramfs.hook' && pass "N4 early-load file, hook and script removed" || fail "N4 initramfs files remain"
+yes_ '! test -e /etc/sddm.conf.d/zzz-steamify-autologin.conf' && pass "N4 the SDDM autologin file is gone" || fail "N4 autologin file remains"
+yes_ 'systemctl is-enabled -q plasmalogin.service && ! systemctl is-enabled -q sddm.service' && pass "N4 plasma-login-manager is the login manager again" || fail "N4 login manager: $(g 'systemctl show -p Id --value display-manager')"
+yes_ '! is nvidia && ! is bigpicture && ! is single' && pass "N4 nvidia, bigpicture and single report off" || fail "N4 status still on"
+
+reboot_guest && pass "N5 the VM is back after the second reboot" || { fail "N5 no ssh after the second reboot"; return 0 2>/dev/null || exit 0; }
+up=""; for _ in $(seq 40); do vm_ssh "pgrep -u $VM_USER -x plasmashell" >/dev/null 2>&1 && { up=1; break; }; sleep 3; done
+[[ -n "$up" ]] && pass "N5 Plasma comes up (the test autologin of plasma-login-manager)" || fail "N5 no plasmashell after the second reboot"
+yes_ '! grep -q "nvidia-drm" /proc/cmdline' && pass "N5 the kernel parameters are off the command line" || fail "N5 cmdline still has them"