#!/usr/bin/env bash
# Tests unitaires pour install.sh
# Usage : cd tests && bash test_install.sh
set -euo pipefail

PASS=0
FAIL=0

assert_eq() {
    local desc="$1" expected="$2" actual="$3"
    if [[ "$expected" == "$actual" ]]; then
        echo "  ✓ $desc"
        (( PASS++ )) || true
    else
        echo "  ✗ $desc"
        echo "    attendu : '$expected'"
        echo "    obtenu  : '$actual'"
        (( FAIL++ )) || true
    fi
}

assert_true() {
    local desc="$1"
    shift
    if eval "$@" 2>/dev/null; then
        echo "  ✓ $desc"
        (( PASS++ )) || true
    else
        echo "  ✗ $desc"
        (( FAIL++ )) || true
    fi
}

assert_false() {
    local desc="$1"
    shift
    if ! eval "$@" 2>/dev/null; then
        echo "  ✓ $desc"
        (( PASS++ )) || true
    else
        echo "  ✗ $desc"
        (( FAIL++ )) || true
    fi
}

# Charge install.sh sans exécuter main()
load_install() {
    local tmp; tmp=$(mktemp)
    # Supprime l'appel final à main et desactive set -e pour le sourcing
    grep -v '^main "\$@"' ../install.sh > "$tmp"
    set +e
    # shellcheck disable=SC1090
    source "$tmp"
    set -e
    rm -f "$tmp"
}

echo ""
echo "══════════════════════════════════"
echo "   Tests install.sh"
echo "══════════════════════════════════"
echo ""

load_install
# Désactive le trap cleanup() hérité de install.sh (évite l'erreur nounset sur STATE_FILE)
trap - EXIT

# ── 1. Comparaison de versions ────────────────────────────────────
echo "1. version_is_newer()"
assert_true  "1.2.0 > 1.0.0"             "version_is_newer '1.0.0' '1.2.0'"
assert_false "1.0.0 n'est pas > 1.2.0"   "version_is_newer '1.2.0' '1.0.0'"
assert_false "1.0.0 == 1.0.0 → false"    "version_is_newer '1.0.0' '1.0.0'"
assert_true  "2.0.0 > 1.9.9"             "version_is_newer '1.9.9' '2.0.0'"
assert_true  "1.0.1 > 1.0.0"             "version_is_newer '1.0.0' '1.0.1'"

# ── 2. Parsing frontmatter ────────────────────────────────────────
echo ""
echo "2. get_frontmatter_field()"

TMP_SKILL=$(mktemp --suffix=.md)
cat > "$TMP_SKILL" << 'SKILL_EOF'
---
name: test-skill
version: 2.1.0
description: Skill de test pour vérification
agents: [claude-code]
category: dev
tags: [bash, test]
---
# Contenu du skill
SKILL_EOF

assert_eq "version"    "2.1.0"       "$(get_frontmatter_field "$TMP_SKILL" "version")"
assert_eq "name"       "test-skill"  "$(get_frontmatter_field "$TMP_SKILL" "name")"
assert_eq "category"   "dev"         "$(get_frontmatter_field "$TMP_SKILL" "category")"
assert_eq "champ absent → vide" "" "$(get_frontmatter_field "$TMP_SKILL" "nonexistent")"
rm -f "$TMP_SKILL"

# ── 3. Chemins de destination ─────────────────────────────────────
echo ""
echo "3. get_dest_path()"

assert_eq "claude global" \
    "$HOME/.claude/skills/dev/debugging/SKILL.md" \
    "$(get_dest_path "dev" "debugging" "claude-code" "global")"

assert_eq "claude local" \
    ".claude/skills/dev/debugging/SKILL.md" \
    "$(get_dest_path "dev" "debugging" "claude-code" "local")"

assert_eq "gemini local" \
    ".gemini/skills/dev/debugging/SKILL.md" \
    "$(get_dest_path "dev" "debugging" "gemini-cli" "local")"

assert_eq "codex global" \
    "$HOME/.codex/skills/jardinage/arrosage/SKILL.md" \
    "$(get_dest_path "jardinage" "arrosage" "codex" "global")"

assert_eq "hermes local" \
    ".hermes/skills/electronique/arduino/SKILL.md" \
    "$(get_dest_path "electronique" "arduino" "hermes" "local")"

# ── 4. Gestion d'état ─────────────────────────────────────────────
echo ""
echo "4. state_get() / state_cycle() / make_key()"

STATE_FILE=$(mktemp)
export STATE_FILE

# Teste make_key — prend une entrée "cat|skill|agent|etat|repo_ver|local_ver"
assert_eq "make_key basique" \
    "dev_debugging_claude_code" \
    "$(make_key "dev|debugging|claude-code|new|1.0.0|")"

assert_eq "make_key avec tirets" \
    "dev_git_workflow_claude_code" \
    "$(make_key "dev|git-workflow|claude-code|new|1.0.0|")"

# Initialise un état
echo "dev_debugging_claude_code=local" > "$STATE_FILE"

assert_eq "state_get local" "local" "$(state_get "dev_debugging_claude_code")"

state_cycle "dev_debugging_claude_code" "ok"
assert_eq "cycle local→global" "global" "$(state_get "dev_debugging_claude_code")"

state_cycle "dev_debugging_claude_code" "ok"
assert_eq "cycle global→skip"  "skip"   "$(state_get "dev_debugging_claude_code")"

state_cycle "dev_debugging_claude_code" "ok"
assert_eq "cycle skip→local (état ok)" "local" "$(state_get "dev_debugging_claude_code")"

# Teste le cycle avec état upd
echo "dev_debugging_claude_code=skip" > "$STATE_FILE"
state_cycle "dev_debugging_claude_code" "upd"
assert_eq "cycle skip→update (état upd)" "update" "$(state_get "dev_debugging_claude_code")"

state_cycle "dev_debugging_claude_code" "upd"
assert_eq "cycle update→local" "local" "$(state_get "dev_debugging_claude_code")"

rm -f "$STATE_FILE"
unset STATE_FILE || true

# ── Bilan ─────────────────────────────────────────────────────────
echo ""
echo "══════════════════════════════════"
printf "  Résultats : %d passés, %d échoués\n" "$PASS" "$FAIL"
echo "══════════════════════════════════"
echo ""
[[ "$FAIL" -eq 0 ]]