Harden JoinQuant browser smoke automation

tests/test_joinquant_plugin.py

@@ -514,6 +514,28 @@ def test_wrapper_strategy_generation_smoke(tmp_path):
     assert "order_target_value" in text
 
 
+def test_wrapper_strategy_can_embed_target_csvs(tmp_path):
+    targets_dir = tmp_path / "targets"
+    targets_dir.mkdir()
+    (targets_dir / "20260701.csv").write_text(
+        "date,portfolio_name,symbol_id,jq_symbol,target_shares,target_value,export_mode\n"
+        "2026-07-01,run1,sh600000,600000.XSHG,1000,10000,target_shares\n",
+        encoding="utf-8",
+    )
+
+    path = write_wrapper_strategy(
+        portfolio_name="run1",
+        mode="target_shares",
+        out_path=tmp_path / "wrapper_embedded.py",
+        embedded_targets_dir=targets_dir,
+    )
+
+    text = path.read_text()
+    assert '"20260701.csv"' in text
+    assert "600000.XSHG" in text
+    assert "if file_name in _EMBEDDED_TARGETS" in text
+
+
 def test_build_fixed_share_positions_excludes_final_executionless_date():
     data = pd.DataFrame({
         "symbol_id": ["sh600000", "sh600000", "sh600000"],
@@ -558,6 +580,8 @@ def test_browser_config_template_and_placeholder_resolution(tmp_path):
         "/tmp/20240111.csv",
     ]
     assert resolve_template("save:{expected_joinquant_csvs.fills}", context) == "save:/tmp/jq_fills.csv"
+    script = "(arg) => { return new Event('change', {bubbles: true}); }"
+    assert resolve_template(script, context) == script
 
 
 def test_load_env_file_handles_quotes_without_shell_sourcing(tmp_path):