Implement AXIS parity UI and execution baseline

web/worker/test_workspace_runtime.mjs

@@ -0,0 +1,30 @@
+import assert from "node:assert/strict";
+import { WorkspaceRuntime, normalizeWorkspacePath } from "../workspace/runtime.mjs";
+
+assert.equal(normalizeWorkspacePath("/workspace/config/main.ini"), "config/main.ini");
+assert.throws(() => normalizeWorkspacePath("/etc/passwd"), /workspace_host_path/);
+assert.throws(() => normalizeWorkspacePath("/workspace/../escape"), /workspace_path_escape/);
+assert.throws(() => normalizeWorkspacePath("config\\main.ini"), /workspace_path_invalid/);
+const workspace = new WorkspaceRuntime({ quotaBytes: 64 });
+const tx = workspace.begin("op-1");
+workspace.write("op-1", "/workspace/config/main.ini", "[EMC]\n");
+workspace.write("op-1", "program.ngc", "G21\n");
+assert.equal(workspace.commit("op-1").status, "committed");
+assert.equal(workspace.read("/workspace/config/main.ini"), "[EMC]\n");
+assert.equal(workspace.list().length, 2);
+const hash = workspace.hash();
+const aborted = workspace.begin("op-abort");
+workspace.write("op-abort", "unused", "x");
+assert.equal(workspace.abort("op-abort").status, "aborted");
+assert.equal(workspace.hash(), hash);
+const tooLarge = workspace.begin("op-large");
+workspace.write("op-large", "large", "x".repeat(65));
+assert.throws(() => workspace.commit("op-large"), /workspace_(?:quota_exceeded|file_quota)/);
+assert.equal(workspace.hash(), hash);
+assert.throws(() => workspace.read("missing"), /workspace_file_missing/);
+const restored = new WorkspaceRuntime({ quotaBytes: 128 });
+assert.equal(restored.restore(workspace.export()).state_hash, hash);
+const tampered = workspace.export();
+tampered.files["config/main.ini"] = "tampered";
+assert.throws(() => restored.restore(tampered), /workspace_restore_invalid/);
+console.log(`workspace_runtime=passed files=${workspace.list().length} state_hash=${hash}`);