Fix perf test issue

packages/beacon-node/test/perf/chain/verifyImportBlocks.test.ts

@@ -7,11 +7,14 @@ import {defaultOptions as defaultValidatorOptions} from "@lodestar/validator";
 // eslint-disable-next-line import/no-relative-packages
 import {rangeSyncTest} from "../../../../state-transition/test/perf/params.js";
 import {
-  beforeValue,
   getNetworkCachedState,
   getNetworkCachedBlock,
   // eslint-disable-next-line import/no-relative-packages
-} from "../../../../state-transition/test/utils/index.js";
+} from "../../../../state-transition/test/utils/testFileCache.js";
+import {
+  beforeValue,
+  // eslint-disable-next-line import/no-relative-packages
+} from "../../../../state-transition/test/utils/beforeValueMocha.js";
 import {BeaconChain} from "../../../src/chain/index.js";
 import {ExecutionEngineDisabled} from "../../../src/execution/engine/index.js";
 import {Eth1ForBlockProductionDisabled} from "../../../src/eth1/index.js";

packages/state-transition/test/perf/epoch/epochAltair.test.ts

@@ -6,7 +6,8 @@ import {
   CachedBeaconStateAltair,
   beforeProcessEpoch,
 } from "../../../src/index.js";
-import {getNetworkCachedState, beforeValue, LazyValue} from "../../utils/index.js";
+import {beforeValue, LazyValue} from "../../utils/beforeValueMocha.js";
+import {getNetworkCachedState} from "../../utils/testFileCache.js";
 import {StateEpoch} from "../types.js";
 import {altairState} from "../params.js";
 import {processJustificationAndFinalization} from "../../../src/epoch/processJustificationAndFinalization.js";

packages/state-transition/test/perf/epoch/epochCapella.test.ts

@@ -7,7 +7,8 @@ import {
   CachedBeaconStateAltair,
   beforeProcessEpoch,
 } from "../../../src/index.js";
-import {getNetworkCachedState, beforeValue, LazyValue} from "../../utils/index.js";
+import {beforeValue, LazyValue} from "../../utils/beforeValueMocha.js";
+import {getNetworkCachedState} from "../../utils/testFileCache.js";
 import {StateEpoch} from "../types.js";
 import {capellaState} from "../params.js";
 import {processJustificationAndFinalization} from "../../../src/epoch/processJustificationAndFinalization.js";

packages/state-transition/test/perf/epoch/epochPhase0.test.ts

@@ -6,7 +6,8 @@ import {
   CachedBeaconStatePhase0,
   beforeProcessEpoch,
 } from "../../../src/index.js";
-import {getNetworkCachedState, beforeValue, LazyValue} from "../../utils/index.js";
+import {beforeValue, LazyValue} from "../../utils/beforeValueMocha.js";
+import {getNetworkCachedState} from "../../utils/testFileCache.js";
 import {StateEpoch} from "../types.js";
 import {phase0State} from "../params.js";
 import {processEpoch} from "../../../src/epoch/index.js";

packages/state-transition/test/utils/beforeValueMocha.ts

@@ -0,0 +1,36 @@
+export type LazyValue<T> = {value: T};
+
+/**
+ * Register a callback to compute a value in the before() block of mocha tests
+ * ```ts
+ * const state = beforeValue(() => getState())
+ * it("test", () => {
+ *   doTest(state.value)
+ * })
+ * ```
+ */
+export function beforeValue<T>(fn: () => T | Promise<T>, timeout?: number): LazyValue<T> {
+  let value: T = null as unknown as T;
+
+  before(async function () {
+    this.timeout(timeout ?? 300_000);
+    value = await fn();
+  });
+
+  return new Proxy<{value: T}>(
+    {value},
+    {
+      get: function (target, prop) {
+        if (prop === "value") {
+          if (value === null) {
+            throw Error("beforeValue has not yet run the before() block");
+          } else {
+            return value;
+          }
+        } else {
+          return undefined;
+        }
+      },
+    }
+  );
+}