Advance M8-M11 parity workflows

web/tests/unit/nanovdb-device-recovery.test.mjs

@@ -0,0 +1,41 @@
+import assert from "node:assert/strict";
+import fs from "node:fs";
+import path from "node:path";
+import test from "node:test";
+import ts from "typescript";
+
+const repoRoot = path.resolve(import.meta.dirname, "../../..");
+const sourcePath = path.join(repoRoot, "web/protocol/nanovdb-device-recovery.ts");
+const transpiled = ts.transpileModule(fs.readFileSync(sourcePath, "utf8"), {
+  compilerOptions: { module: ts.ModuleKind.ES2022, target: ts.ScriptTarget.ES2022 },
+  fileName: sourcePath,
+  reportDiagnostics: true,
+});
+assert.deepEqual(transpiled.diagnostics, []);
+const moduleUrl = "data:text/javascript;base64," + Buffer.from(transpiled.outputText).toString("base64");
+const recovery = await import(moduleUrl);
+
+test("M8-15 deterministically bounds visible-page replay by resident capacity", () => {
+  assert.deepEqual(recovery.planNanoVDBDeviceLossReplay([3, 1, 3, 2], 4, 2), {
+    schemaVersion: 1,
+    visiblePageIds: [1, 2, 3],
+    replayedPageIds: [1, 2],
+    skippedPageIds: [3],
+    pageCount: 4,
+    residentPageCapacity: 2,
+  });
+});
+
+test("M8-15 rejects invalid replay bounds and visible page IDs", () => {
+  for (const args of [
+    [[0], 0, 1],
+    [[0], 8193, 1],
+    [[0], 2, 0],
+    [[0], 2, 3],
+    [[-1], 2, 1],
+    [[2], 2, 1],
+    [[0.5], 2, 1],
+  ]) {
+    assert.throws(() => recovery.planNanoVDBDeviceLossReplay(...args), /NANOVDB_INVALID_ARGUMENT/);
+  }
+});