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#!/usr/bin/env bats
#
# Tests for scripts/install-lang.sh — install a language ruleset into a project.
#
# Strategy: scaffold a fresh git project in a temp dir, run install-lang.sh
# against it. Canonical source stays the real one (install-lang.sh resolves
# languages/ and claude-rules/ relative to its own location).
REAL_REPO="$(cd "$(dirname "$BATS_TEST_FILENAME")/../.." && pwd)"
INSTALL_LANG="$REAL_REPO/scripts/install-lang.sh"
setup() {
PROJECT="$(mktemp -d -t install-lang-bats.XXXXXX)"
(cd "$PROJECT" && git init -q)
}
teardown() {
rm -rf "$PROJECT"
}
@test "install-lang elisp: lands the tooling footprint" {
run bash "$INSTALL_LANG" elisp "$PROJECT"
[ "$status" -eq 0 ]
[ -d "$PROJECT/.claude/rules" ]
[ -d "$PROJECT/githooks" ]
[ -f "$PROJECT/CLAUDE.md" ]
# The coverage-summary script ships inside the gitignored .claude footprint.
[ -f "$PROJECT/.claude/scripts/coverage-summary.el" ]
}
@test "install-lang elisp: seeds the project-owned coverage Makefile fragment" {
run bash "$INSTALL_LANG" elisp "$PROJECT"
[ "$status" -eq 0 ]
[ -f "$PROJECT/coverage-makefile.txt" ]
}
@test "install-lang elisp: does not overwrite an existing fragment without FORCE" {
echo "MY OWN VERSION" > "$PROJECT/coverage-makefile.txt"
run bash "$INSTALL_LANG" elisp "$PROJECT"
[ "$status" -eq 0 ]
grep -qxF "MY OWN VERSION" "$PROJECT/coverage-makefile.txt"
}
@test "install-lang elisp: gitignores the full Claude tooling footprint" {
run bash "$INSTALL_LANG" elisp "$PROJECT"
[ "$status" -eq 0 ]
# The whole .claude/, CLAUDE.md, and githooks/ stay out of the project's
# git history — Claude tooling is delivered by install/sync, never committed.
grep -qxF ".claude/" "$PROJECT/.gitignore"
grep -qxF "CLAUDE.md" "$PROJECT/.gitignore"
grep -qxF "githooks/" "$PROJECT/.gitignore"
# Elisp byte-compile artifacts.
grep -qxF "*.elc" "$PROJECT/.gitignore"
grep -qxF "*.eln" "$PROJECT/.gitignore"
}
@test "install-lang python: lands the coverage script in the gitignored footprint" {
run bash "$INSTALL_LANG" python "$PROJECT"
[ "$status" -eq 0 ]
[ -f "$PROJECT/.claude/scripts/coverage-summary.py" ]
[ -f "$PROJECT/coverage-makefile.txt" ]
# The .claude footprint must be gitignored so the script isn't committed.
grep -qxF ".claude/" "$PROJECT/.gitignore"
grep -qxF "coverage.json" "$PROJECT/.gitignore"
}
@test "install-lang typescript: lands the coverage script in the gitignored footprint" {
run bash "$INSTALL_LANG" typescript "$PROJECT"
[ "$status" -eq 0 ]
[ -f "$PROJECT/.claude/scripts/coverage-summary.js" ]
[ -f "$PROJECT/coverage-makefile.txt" ]
grep -qxF ".claude/" "$PROJECT/.gitignore"
grep -qxF "coverage/" "$PROJECT/.gitignore"
}
@test "install-lang: seeds the language-neutral default CLAUDE.md when the bundle ships none" {
# Every shipping bundle now carries its own CLAUDE.md (python and typescript
# gained theirs 2026-07-23), so the fallback needs a synthetic bundle to
# exercise. Keep testing it: the fallback is what stops a bundle added later,
# before its CLAUDE.md is written, from inheriting another language's header.
fake="$REAL_REPO/languages/zz-test-noclaude"
mkdir -p "$fake/claude/rules"
printf '# rule\n' > "$fake/claude/rules/zz.md"
run bash "$INSTALL_LANG" zz-test-noclaude "$PROJECT"
rm -rf "$fake"
[ "$status" -eq 0 ]
[ -f "$PROJECT/CLAUDE.md" ]
# The default names no language, so it can't mislabel a project the way
# inheriting elisp's "Elisp project" header did.
! grep -qi "Elisp project" "$PROJECT/CLAUDE.md"
grep -qF "names no language" "$PROJECT/CLAUDE.md"
[[ "$output" == *"language-neutral default"* ]]
}
@test "install-lang python: seeds the bundle's own CLAUDE.md, not the default" {
run bash "$INSTALL_LANG" python "$PROJECT"
[ "$status" -eq 0 ]
grep -qF "Python project." "$PROJECT/CLAUDE.md"
[[ "$output" == *"CLAUDE.md installed (python)"* ]]
}
@test "install-lang typescript: seeds the bundle's own CLAUDE.md, not the default" {
run bash "$INSTALL_LANG" typescript "$PROJECT"
[ "$status" -eq 0 ]
grep -qF "TypeScript/JavaScript project." "$PROJECT/CLAUDE.md"
[[ "$output" == *"CLAUDE.md installed (typescript)"* ]]
}
@test "install-lang elisp: seeds the bundle's own CLAUDE.md, not the default" {
run bash "$INSTALL_LANG" elisp "$PROJECT"
[ "$status" -eq 0 ]
grep -qF "Elisp project." "$PROJECT/CLAUDE.md"
[[ "$output" == *"CLAUDE.md installed (elisp)"* ]]
}
@test "install-lang python: does not overwrite an existing CLAUDE.md without FORCE" {
echo "MY OWN CLAUDE" > "$PROJECT/CLAUDE.md"
run bash "$INSTALL_LANG" python "$PROJECT"
[ "$status" -eq 0 ]
grep -qxF "MY OWN CLAUDE" "$PROJECT/CLAUDE.md"
}
@test "install-lang bash: full bundle lands (rules, hook, settings, githook, CLAUDE.md)" {
run bash "$INSTALL_LANG" bash "$PROJECT"
[ "$status" -eq 0 ]
# Language + testing rules — the bundle's sync fingerprint
[ -f "$PROJECT/.claude/rules/bash.md" ]
[ -f "$PROJECT/.claude/rules/bash-testing.md" ]
# PostToolUse validate hook, executable and wired into settings
[ -x "$PROJECT/.claude/hooks/validate-bash.sh" ]
grep -qF "validate-bash.sh" "$PROJECT/.claude/settings.json"
# Pre-commit githook
[ -x "$PROJECT/githooks/pre-commit" ]
# The bundle ships its own CLAUDE.md, so it wins over the neutral default
grep -qF "Bash/shell project" "$PROJECT/CLAUDE.md"
# Gitignore footprint
grep -qxF ".claude/" "$PROJECT/.gitignore"
}
@test "install-lang go: full bundle lands (rules, hook, settings, githook, CLAUDE.md, coverage)" {
run bash "$INSTALL_LANG" go "$PROJECT"
[ "$status" -eq 0 ]
# Coverage slice
[ -f "$PROJECT/.claude/scripts/coverage-summary.go" ]
[ -f "$PROJECT/coverage-makefile.txt" ]
# Language + testing rules — these are the bundle's sync fingerprint
[ -f "$PROJECT/.claude/rules/go.md" ]
[ -f "$PROJECT/.claude/rules/go-testing.md" ]
# PostToolUse validate hook, executable and wired into settings
[ -x "$PROJECT/.claude/hooks/validate-go.sh" ]
grep -qF "validate-go.sh" "$PROJECT/.claude/settings.json"
# Pre-commit githook
[ -x "$PROJECT/githooks/pre-commit" ]
# CLAUDE.md seeded
[ -f "$PROJECT/CLAUDE.md" ]
# Gitignore footprint
grep -qxF ".claude/" "$PROJECT/.gitignore"
grep -qxF "cover.out" "$PROJECT/.gitignore"
}
@test "install-lang python: full bundle lands (rules, hook, settings, githook, CLAUDE.md, coverage)" {
run bash "$INSTALL_LANG" python "$PROJECT"
[ "$status" -eq 0 ]
[ -f "$PROJECT/.claude/rules/python-testing.md" ]
# PostToolUse validate hook, executable and wired into settings
[ -x "$PROJECT/.claude/hooks/validate-python.sh" ]
grep -qF "validate-python.sh" "$PROJECT/.claude/settings.json"
# Pre-commit githook — the secret scan. Absent until 2026-07-23.
[ -x "$PROJECT/githooks/pre-commit" ]
grep -qF "potential secret" "$PROJECT/githooks/pre-commit"
# Coverage slice
[ -f "$PROJECT/.claude/scripts/coverage-summary.py" ]
grep -qxF ".claude/" "$PROJECT/.gitignore"
}
@test "install-lang typescript: full bundle lands (rules, hook, settings, githook, CLAUDE.md, coverage)" {
run bash "$INSTALL_LANG" typescript "$PROJECT"
[ "$status" -eq 0 ]
[ -f "$PROJECT/.claude/rules/typescript-testing.md" ]
[ -x "$PROJECT/.claude/hooks/validate-typescript.sh" ]
grep -qF "validate-typescript.sh" "$PROJECT/.claude/settings.json"
[ -x "$PROJECT/githooks/pre-commit" ]
grep -qF "potential secret" "$PROJECT/githooks/pre-commit"
[ -f "$PROJECT/.claude/scripts/coverage-summary.js" ]
grep -qxF ".claude/" "$PROJECT/.gitignore"
}
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