much better tests and add page ui

archivebox/plugins/pdf/tests/test_pdf.py

@@ -13,6 +13,7 @@ Tests verify:
 """
 
 import json
+import os
 import subprocess
 import sys
 import tempfile
@@ -27,6 +28,22 @@ PDF_HOOK = next(PLUGIN_DIR.glob('on_Snapshot__*_pdf.*'), None)
 NPM_PROVIDER_HOOK = PLUGINS_ROOT / 'npm' / 'on_Binary__install_using_npm_provider.py'
 TEST_URL = 'https://example.com'
 
+# Get LIB_DIR for NODE_PATH
+def get_lib_dir():
+    """Get LIB_DIR for tests."""
+    from archivebox.config.common import STORAGE_CONFIG
+    return Path(os.environ.get('LIB_DIR') or str(STORAGE_CONFIG.LIB_DIR))
+
+LIB_DIR = get_lib_dir()
+NODE_MODULES_DIR = LIB_DIR / 'npm' / 'node_modules'
+
+def get_test_env():
+    """Get environment with NODE_PATH set correctly."""
+    env = os.environ.copy()
+    env['NODE_PATH'] = str(NODE_MODULES_DIR)
+    env['LIB_DIR'] = str(LIB_DIR)
+    return env
+
 
 def test_hook_script_exists():
     """Verify on_Snapshot hook exists."""