feat(est): connect original quantity sheets

resources/tester/helper_est_native.cjs

@@ -9,6 +9,7 @@ for (const file of [
   "native-machine.js",
   "native-rows.js",
   "native-text.js",
+  "native-quantity.cjs",
   "native-wonga.js",
   "native-engine.js",
   "native-business.js",
@@ -63,6 +64,14 @@ else if (command === "extended") {
   })`,
     context,
   );
+} else if (command === "quantity") {
+  context.sheets = JSON.parse(
+    fs.readFileSync(path.join(__dirname, "fixtures/est_quantity_sheets.json"), "utf8"),
+  );
+  result = vm.runInContext(
+    "sheets.map(sheet=>({Code:sheet.Code,original:sheet.items,...EstQuantity.calculate(sheet)}))",
+    context,
+  );
 } else if (command === "business")
   result = vm.runInContext(
     `

resources/tester/test_est_rea_parity.py

@@ -238,3 +238,30 @@ def test_installed_main_archive_all_stored_values_when_available():
     assert result["differences"] == []
     assert all(item["checked"] == item["matched"] for item in result["counts"].values())
     assert sum(item["checked"] for item in result["counts"].values()) > 100000
+
+
+def test_original_quantity_sheets_and_three_saved_formula_disagreements():
+    sheets = run("quantity")
+    assert len(sheets) == 75
+    # Original editor formulas disagree with MulList saved numbers in three
+    # places. Keep both visible instead of changing the formulas to replay them.
+    expected = {
+        ("N0000000083", "r000004"): (286, 0.35 * 1.3 * 220),
+        ("N0000000086", "r000004"): (0, 1 * 1),
+        ("N0000000106", "r000000"): (138.72, 1.25 * 2 * 68 * 1.02),
+    }
+    differences = set()
+    checked = 0
+    for sheet in sheets:
+        assert sheet["errors"] == []
+        for before, after in zip(sheet["original"], sheet["items"]):
+            checked += 1
+            key = (sheet["Code"], before["Code"])
+            if key in expected:
+                assert before["GN"] == expected[key][0]
+                assert abs(after["GN"] - expected[key][1]) < 1e-6
+                differences.add(key)
+            else:
+                assert abs((before.get("GN") or 0) - (after.get("GN") or 0)) < 1e-6, key
+    assert checked == 449
+    assert differences == set(expected)