Guard browser OPFS custom session tool text

wasm-port/tests/browser/interp_smoke.html

@@ -4575,6 +4575,16 @@
       ];
     }
 
+    function opfsToolTableTextLines(toolNo, pocketNo, zOffset, diameter, comment) {
+      return [
+        `T${toolNo}`,
+        `P${pocketNo}`,
+        `Z${zOffset}`,
+        `D${diameter}`,
+        comment,
+      ];
+    }
+
     async function verifyOpfsSavedText(label, loadActualText, expectedLines) {
       verifyExpectedOutput(label, await loadActualText(), expectedLines.join("\n"));
     }
@@ -9608,13 +9618,7 @@
       await verifyOpfsReadback(
         "opfs_saved_ini_named_tool_table_text",
         loadedIniFileSession.toolTable.opfsPath,
-        [
-          "T8",
-          "P8",
-          "Z+4.500000",
-          "D+0.500000",
-          ";browser custom tool",
-        ],
+        opfsToolTableTextLines("8", "8", "+4.500000", "+0.500000", ";browser custom tool"),
       );
 
       const iniOverrideMachineId = "browser-ini-override-session";
@@ -9757,13 +9761,7 @@
       await verifyOpfsReadback(
         "opfs_saved_explicit_tool_table_text",
         loadedIniOverrideSession.toolTable.opfsPath,
-        [
-          "T9",
-          "P9",
-          "Z+5.500000",
-          "D+0.625000",
-          ";browser explicit tool",
-        ],
+        opfsToolTableTextLines("9", "9", "+5.500000", "+0.625000", ";browser explicit tool"),
       );
 
       await verifyOpfsInvalidIniSessionRejects(