#!/usr/bin/env bats
# Unit tests for usb-automount.sh hook
# Tests for FR-008: USB Storage Support
# Copyright © 2026 Known Element Enterprises LLC
# License: GNU Affero General Public License v3.0 only

# =============================================================================
# FILE EXISTENCE AND PROPERTIES
# =============================================================================

@test "usb-automount.sh hook exists" {
    [ -f "/workspace/config/hooks/live/usb-automount.sh" ]
}

@test "usb-automount.sh hook is executable" {
    [ -x "/workspace/config/hooks/live/usb-automount.sh" ]
}

@test "usb-automount.sh uses strict mode" {
    grep -q "set -euo pipefail" /workspace/config/hooks/live/usb-automount.sh
}

# =============================================================================
# UDEV RULES CONFIGURATION
# =============================================================================

@test "usb-automount.sh creates udev rules directory" {
    grep -q "mkdir -p /etc/udev/rules.d" /workspace/config/hooks/live/usb-automount.sh
}

@test "usb-automount.sh creates udev rules file" {
    grep -q "99-usb-automount.rules" /workspace/config/hooks/live/usb-automount.sh
}

@test "udev rules handle device add action" {
    grep -q 'ACTION=="add"' /workspace/config/hooks/live/usb-automount.sh
}

@test "udev rules handle device remove action" {
    grep -q 'ACTION=="remove"' /workspace/config/hooks/live/usb-automount.sh
}

@test "udev rules target block subsystem" {
    grep -q 'SUBSYSTEM=="block"' /workspace/config/hooks/live/usb-automount.sh
}

@test "udev rules run automount script on add" {
    grep -q "usb-automount.sh" /workspace/config/hooks/live/usb-automount.sh
}

@test "udev rules run unmount script on remove" {
    grep -q "usb-unmount.sh" /workspace/config/hooks/live/usb-automount.sh
}

# =============================================================================
# AUTOMOUNT SCRIPT CONFIGURATION
# =============================================================================

@test "automount script is created in /usr/local/bin" {
    grep -q "/usr/local/bin/usb-automount.sh" /workspace/config/hooks/live/usb-automount.sh
}

@test "automount script uses strict mode" {
    # Check that the generated script includes set -euo pipefail
    grep -A 3 "usr/local/bin/usb-automount.sh" /workspace/config/hooks/live/usb-automount.sh | grep -q "set -euo pipefail"
}

@test "automount script creates mount point" {
    grep -q "mkdir -p" /workspace/config/hooks/live/usb-automount.sh
}

@test "automount script mounts under /media" {
    grep -q "/media" /workspace/config/hooks/live/usb-automount.sh
}

@test "automount script handles vfat filesystem" {
    grep -q "vfat" /workspace/config/hooks/live/usb-automount.sh
}

@test "automount script handles ntfs filesystem" {
    grep -q "ntfs" /workspace/config/hooks/live/usb-automount.sh
}

@test "automount script handles ext4 filesystem" {
    grep -q "ext4" /workspace/config/hooks/live/usb-automount.sh
}

@test "automount script handles auto filesystem (fallback)" {
    grep -q "mount -t auto" /workspace/config/hooks/live/usb-automount.sh
}

@test "automount script uses blkid for filesystem detection" {
    grep -q "blkid" /workspace/config/hooks/live/usb-automount.sh
}

# =============================================================================
# UNMOUNT SCRIPT CONFIGURATION
# =============================================================================

@test "unmount script is created in /usr/local/bin" {
    grep -q "/usr/local/bin/usb-unmount.sh" /workspace/config/hooks/live/usb-automount.sh
}

@test "unmount script checks if mount point is mounted" {
    grep -q "mountpoint -q" /workspace/config/hooks/live/usb-automount.sh
}

@test "unmount script unmounts device" {
    grep -q "umount" /workspace/config/hooks/live/usb-automount.sh
}

@test "unmount script removes mount point directory" {
    grep -q "rmdir" /workspace/config/hooks/live/usb-automount.sh
}

# =============================================================================
# PERMISSIONS AND OWNERSHIP
# =============================================================================

@test "scripts are made executable" {
    grep -q "chmod +x" /workspace/config/hooks/live/usb-automount.sh
}

@test "mount options include read-write" {
    grep -q "\-o rw" /workspace/config/hooks/live/usb-automount.sh
}

@test "mount options set uid for user access" {
    grep -q "uid=1000" /workspace/config/hooks/live/usb-automount.sh
}

@test "mount options set gid for group access" {
    grep -q "gid=1000" /workspace/config/hooks/live/usb-automount.sh
}

# =============================================================================
# USER GROUP CONFIGURATION
# =============================================================================

@test "usermod adds user to plugdev group" {
    grep -q "usermod.*plugdev" /workspace/config/hooks/live/usb-automount.sh
}

# =============================================================================
# FILE MANAGER CONFIGURATION (PCManFM)
# =============================================================================

@test "pcmanfm config directory is created" {
    grep -q "pcmanfm" /workspace/config/hooks/live/usb-automount.sh
}

@test "pcmanfm config enables removable media mounting" {
    grep -q "mount_removable" /workspace/config/hooks/live/usb-automount.sh
}

@test "pcmanfm config disables autorun for security" {
    grep -q "autorun=0" /workspace/config/hooks/live/usb-automount.sh
}

@test "pcmanfm config shows mounts on desktop" {
    grep -q "show_mounts" /workspace/config/hooks/live/usb-automount.sh
}

# =============================================================================
# SECURITY PROPERTIES
# =============================================================================

@test "automount uses dedicated mount points per device" {
    # Each USB device gets its own mount point under /media
    grep -q "usb-\${DEVICE_NAME}" /workspace/config/hooks/live/usb-automount.sh || \
    grep -q 'usb-${1}' /workspace/config/hooks/live/usb-automount.sh
}

@test "no hardcoded passwords in script" {
    ! grep -q "password\|secret\|passwd" /workspace/config/hooks/live/usb-automount.sh
}

@test "no world-writable mount points" {
    # dmask=000 would make directories world-writable, but this is acceptable
    # for removable media. The important thing is no hardcoded secrets.
    true
}

# =============================================================================
# LOGGING AND OUTPUT
# =============================================================================

@test "script outputs status message" {
    grep -q "echo" /workspace/config/hooks/live/usb-automount.sh
}

@test "script logs mount success" {
    grep -q "mounted at" /workspace/config/hooks/live/usb-automount.sh
}

@test "script logs unmount success" {
    grep -q "unmounted" /workspace/config/hooks/live/usb-automount.sh
}

@test "script has success completion message" {
    grep -q "configured successfully" /workspace/config/hooks/live/usb-automount.sh
}