按规划继续工作

结论：补齐 INI 派生参数文件和刀具表 OPFS 会话加载，扩大浏览器解释器 file-path fixture 覆盖，并通过 host/WASM/browser 聚合验证。

wasm-port/tests/browser/interp_smoke.html

@@ -14,6 +14,9 @@
     import {
       saveMachineParametersToOpfs,
     } from "../../runtime/opfs/linuxcnc-parameter-bridge.js";
+    import {
+      saveTextFile,
+    } from "../../runtime/opfs/file-service.js";
     import {
       saveMachineToolTableToOpfs,
     } from "../../runtime/opfs/linuxcnc-tool-table-bridge.js";
@@ -323,6 +326,80 @@
         ].join("\n"),
       );
 
+      await saveMachineTextFiles("browser-ini-file-session", {
+        ini: [
+          "[EMC]",
+          "MACHINE = browser-ini-file-session",
+          "",
+          "[RS274NGC]",
+          "PARAMETER_FILE = browser-custom.var",
+          "",
+          "[EMCIO]",
+          "TOOL_TABLE = browser-custom-tool.tbl",
+          "",
+        ].join("\n"),
+      });
+      await saveTextFile(
+        "linuxcnc/machines/browser-ini-file-session/browser-custom.var",
+        [
+          "5161 31.25",
+          "5162 62.5",
+          "5220 1",
+          "5221 4.5",
+          "5399 99",
+          "",
+        ].join("\n"),
+      );
+      await saveTextFile(
+        "linuxcnc/machines/browser-ini-file-session/browser-custom-tool.tbl",
+        "T8 P8 Z4.5 D0.5 ;browser custom tool\n",
+      );
+      const loadedIniFileSession = await loadMachineSessionFromOpfs(
+        interp,
+        "browser-ini-file-session",
+        {
+          iniSdk: ini,
+          iniWasmPath: "/work/browser-ini-file-session.ini",
+          parameterWasmPath: "/work/browser-custom.var",
+          toolTableWasmPath: "/work/browser-custom-tool.tbl",
+        },
+      );
+      if (
+        loadedIniFileSession.parameters.opfsPath !==
+        "linuxcnc/machines/browser-ini-file-session/browser-custom.var"
+      ) {
+        throw new Error(`unexpected custom parameter path: ${loadedIniFileSession.parameters.opfsPath}`);
+      }
+      if (
+        loadedIniFileSession.toolTable.opfsPath !==
+        "linuxcnc/machines/browser-ini-file-session/browser-custom-tool.tbl"
+      ) {
+        throw new Error(`unexpected custom tool path: ${loadedIniFileSession.toolTable.opfsPath}`);
+      }
+      verifyExpectedOutput(
+        "opfs_load_ini_named_parameter_file",
+        loadedIniFileSession.parameters.result,
+        [
+          "restore_parameters=0",
+          "parameter_5161=31.25",
+          "parameter_5162=62.5",
+          "parameter_5221=4.5",
+          "parameter_5399=99",
+        ].join("\n"),
+      );
+      verifyExpectedOutput(
+        "opfs_load_ini_named_tool_table",
+        loadedIniFileSession.toolTable.result,
+        [
+          "tooldata_load=0",
+          "tool_1.toolno=8",
+          "tool_1.pocketno=8",
+          "tool_1.z=4.5",
+          "tool_1.diameter=0.5",
+          "tool_1.comment=browser custom tool",
+        ].join("\n"),
+      );
+
       status.textContent = "browser_interp_smoke=ok";
     } catch (error) {
       status.textContent = `browser_interp_smoke=fail ${error.stack || error.message}`;