129 lines
5.9 KiB
Nix
129 lines
5.9 KiB
Nix
# Runs the dev-shell helper's hook against a fixture project and asserts the
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# placement, stateless stale-removal, and hand-authored-skill safety it promises.
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{
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pkgs,
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mkSkill,
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mkSkillsShellHook,
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}:
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let
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# Sample skills built through the flake's own `mkSkill`, so they carry the
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# `skillName` passthru the hook reads and land at real store paths the hook
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# can link to.
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mkSampleSkill =
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name:
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mkSkill {
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inherit pkgs name;
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src = pkgs.runCommandLocal "${name}-src" { } ''
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mkdir -p "$out"
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printf '%s\n' "sample skill ${name}" > "$out/SKILL.md"
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'';
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};
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skillAlpha = mkSampleSkill "sample-alpha";
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skillBeta = mkSampleSkill "sample-beta";
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# Selected, but a hand-authored real directory of the same name already exists
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# in the fixture, so the hook must skip it.
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skillGamma = mkSampleSkill "sample-gamma";
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# Two hooks for two successive selections: the second drops sample-beta, so
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# sourcing it after the first proves a deselected skill's symlink is removed.
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hookBoth = mkSkillsShellHook [
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skillAlpha
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skillBeta
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skillGamma
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];
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hookAlpha = mkSkillsShellHook [ skillAlpha ];
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in
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pkgs.runCommandLocal "skills-shell-hook-check"
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{
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inherit hookBoth hookAlpha;
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alphaPath = "${skillAlpha}";
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betaPath = "${skillBeta}";
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}
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''
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fail() { echo "FAIL: $1" >&2; exit 1; }
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echo "the hook is a non-empty string referencing each skill's store path and name"
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[ -n "$hookBoth" ] || fail "the produced hook is empty"
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for token in "$alphaPath" "$betaPath" sample-alpha sample-beta; do
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printf '%s' "$hookBoth" | grep -qF "$token" \
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|| fail "the hook does not reference $token"
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done
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# The fixture project carries three things the hook must not disturb: a
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# hand-authored skill under its own name, a hand-authored skill whose name
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# collides with a selected one, and a symlink pointing outside the store.
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mkdir -p proj/.agents/skills/handmade
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printf '%s\n' "a hand-authored skill" > proj/.agents/skills/handmade/SKILL.md
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mkdir -p proj/.agents/skills/sample-gamma
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printf '%s\n' "a hand-authored gamma" > proj/.agents/skills/sample-gamma/SKILL.md
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ln -s /nonexistent/external-target proj/.agents/skills/external
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cd proj
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echo "first entry: the two free skills link as store symlinks that resolve"
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printf '%s\n' "$hookBoth" > ../hook-both.sh
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. ../hook-both.sh
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for name in sample-alpha sample-beta; do
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[ -L ".agents/skills/$name" ] || fail "$name was not linked as a symlink"
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case "$(readlink ".agents/skills/$name")" in
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${builtins.storeDir}/*) : ;;
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*) fail "$name's symlink does not point into the store" ;;
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esac
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test -f ".agents/skills/$name/SKILL.md" \
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|| fail "$name's link does not resolve to its SKILL.md"
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done
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echo "a selected skill colliding with a hand-authored one leaves the real directory"
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{ [ -d .agents/skills/sample-gamma ] && [ ! -L .agents/skills/sample-gamma ]; } \
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|| fail "the colliding hand-authored skill was replaced by a symlink"
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grep -qx "a hand-authored gamma" .agents/skills/sample-gamma/SKILL.md \
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|| fail "the colliding hand-authored skill's content was overwritten"
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echo "the non-colliding hand-authored skill is an untouched real directory"
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{ [ -d .agents/skills/handmade ] && [ ! -L .agents/skills/handmade ]; } \
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|| fail "the hand-authored skill was replaced or removed"
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test -f .agents/skills/handmade/SKILL.md || fail "the hand-authored skill lost its content"
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echo "a symlink pointing outside the store is not ours, so it is left alone"
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[ -L .agents/skills/external ] || fail "the non-store symlink was removed"
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echo "Claude Code compatibility points at the canonical skill directory"
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[ -L .claude/skills ] || fail ".claude/skills is not a compatibility symlink"
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[ "$(readlink .claude/skills)" = "../.agents/skills" ] \
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|| fail ".claude/skills points somewhere other than ../.agents/skills"
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test -f .claude/skills/sample-alpha/SKILL.md \
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|| fail "Claude Code compatibility link does not resolve selected skills"
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echo "the .gitignore lists only the skills the hook actually linked, plus itself"
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grep -qx '/.gitignore' .agents/skills/.gitignore || fail ".gitignore does not ignore itself"
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grep -qx '/sample-alpha' .agents/skills/.gitignore || fail ".gitignore omits sample-alpha"
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grep -qx '/sample-beta' .agents/skills/.gitignore || fail ".gitignore omits sample-beta"
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for tracked in /handmade /sample-gamma /external; do
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grep -qx "$tracked" .agents/skills/.gitignore \
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&& fail ".gitignore lists $tracked, which would untrack a real path"
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done
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echo "no manifest or state file is written: only the fixtures and links exist"
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entries=$(ls -A .agents/skills | sort | tr '\n' ' ')
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[ "$entries" = ".gitignore external handmade sample-alpha sample-beta sample-gamma " ] \
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|| fail "unexpected entries under .agents/skills: [$entries]"
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echo "second entry with sample-beta deselected: its symlink is removed, the rest stay"
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printf '%s\n' "$hookAlpha" > ../hook-alpha.sh
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. ../hook-alpha.sh
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test ! -e .agents/skills/sample-beta || fail "the deselected skill's symlink was not removed"
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[ -L .agents/skills/sample-alpha ] || fail "the still-selected skill was dropped"
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{ [ -d .agents/skills/handmade ] && [ ! -L .agents/skills/handmade ]; } \
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|| fail "the hand-authored skill was disturbed on re-entry"
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{ [ -d .agents/skills/sample-gamma ] && [ ! -L .agents/skills/sample-gamma ]; } \
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|| fail "the colliding hand-authored skill was disturbed on re-entry"
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[ -L .agents/skills/external ] || fail "the non-store symlink was disturbed on re-entry"
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echo "the .gitignore tracks the new selection"
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grep -qx '/sample-alpha' .agents/skills/.gitignore || fail ".gitignore lost sample-alpha"
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grep -qx '/sample-beta' .agents/skills/.gitignore \
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&& fail ".gitignore still lists the deselected sample-beta"
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touch "$out"
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''
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