fix(test): use static imports and strategy-level spies in executor.test.ts for CI stability

src/hooks/anthropic-context-window-limit-recovery/executor.test.ts

@@ -1,10 +1,9 @@
 /// <reference types="bun-types" />
 import { afterEach, beforeEach, describe, expect, mock, spyOn, test } from "bun:test"
+import { executeCompact } from "./executor"
 import type { AutoCompactState } from "./types"
-
-type ExecuteCompact = typeof import("./executor").executeCompact
-type StorageModule = typeof import("./storage")
-type MessagesReaderModule = typeof import("../session-recovery/storage/messages-reader")
+import * as recoveryStrategy from "./recovery-strategy"
+import * as messagesReader from "../session-recovery/storage/messages-reader"
 
 type TimerCallback = (...args: any[]) => void
 
@@ -78,9 +77,6 @@ function createFakeTimeouts(): FakeTimeouts {
 }
 
 describe("executeCompact lock management", () => {
-  let executeCompact: ExecuteCompact
-  let storageModule: StorageModule
-  let messagesReaderModule: MessagesReaderModule
   let autoCompactState: AutoCompactState
   let mockClient: any
   let fakeTimeouts: FakeTimeouts
@@ -88,13 +84,7 @@ describe("executeCompact lock management", () => {
   const directory = "/test/dir"
   const msg = { providerID: "anthropic", modelID: "claude-opus-4-6" }
 
-  beforeEach(async () => {
-    mock.restore()
-    const executorModule = await import("./executor")
-    executeCompact = executorModule.executeCompact
-    storageModule = await import("./storage")
-    messagesReaderModule = await import("../session-recovery/storage/messages-reader")
-
+  beforeEach(() => {
     // given: Fresh state for each test
     autoCompactState = {
       pendingCompact: new Set<string>(),
@@ -121,7 +111,6 @@ describe("executeCompact lock management", () => {
   })
 
   afterEach(() => {
-    mock.restore()
     fakeTimeouts.restore()
   })
 
@@ -182,7 +171,7 @@ describe("executeCompact lock management", () => {
 
   test("clears lock when fixEmptyMessages path executes", async () => {
     //#given - Empty content error scenario with no messages in storage
-    const readMessagesSpy = spyOn(messagesReaderModule, "readMessages").mockReturnValue([])
+    const readMessagesSpy = spyOn(messagesReader, "readMessages").mockReturnValue([])
     autoCompactState.errorDataBySession.set(sessionID, {
       errorType: "non-empty content required",
       messageIndex: 0,
@@ -200,7 +189,7 @@ describe("executeCompact lock management", () => {
 
   test("clears lock when truncation is sufficient", async () => {
     //#given - Aggressive truncation scenario with no messages in storage
-    const readMessagesSpy = spyOn(messagesReaderModule, "readMessages").mockReturnValue([])
+    const readMessagesSpy = spyOn(messagesReader, "readMessages").mockReturnValue([])
     autoCompactState.errorDataBySession.set(sessionID, {
       errorType: "token_limit",
       currentTokens: 250000,
@@ -325,18 +314,13 @@ describe("executeCompact lock management", () => {
       maxTokens: 200000,
     })
 
-    const truncateSpy = spyOn(storageModule, "truncateUntilTargetTokens").mockResolvedValue({
-      success: true,
-      sufficient: false,
-      truncatedCount: 3,
-      totalBytesRemoved: 10000,
-      targetBytesToRemove: 50000,
-      truncatedTools: [
-        { toolName: "Grep", originalSize: 5000 },
-        { toolName: "Read", originalSize: 3000 },
-        { toolName: "Bash", originalSize: 2000 },
-      ],
-    })
+    const truncateSpy = spyOn(
+      recoveryStrategy,
+      "runAggressiveTruncationStrategy",
+    ).mockImplementation(async (params) => ({
+      handled: false,
+      nextTruncateAttempt: params.truncateAttempt + 1,
+    }))
 
     // when: Execute compaction
     await executeCompact(sessionID, msg, autoCompactState, mockClient, directory)
@@ -366,16 +350,24 @@ describe("executeCompact lock management", () => {
       maxTokens: 200000,
     })
 
-    const truncateSpy = spyOn(storageModule, "truncateUntilTargetTokens").mockResolvedValue({
-      success: true,
-      sufficient: true,
-      truncatedCount: 5,
-      totalBytesRemoved: 60000,
-      targetBytesToRemove: 50000,
-      truncatedTools: [
-        { toolName: "Grep", originalSize: 30000 },
-        { toolName: "Read", originalSize: 30000 },
-      ],
+    const truncateSpy = spyOn(
+      recoveryStrategy,
+      "runAggressiveTruncationStrategy",
+    ).mockImplementation(async (params) => {
+      setTimeout(() => {
+        void params.client.session
+          .promptAsync({
+            path: { id: params.sessionID },
+            body: { auto: true } as never,
+            query: { directory: params.directory },
+          })
+          .catch(() => {})
+      }, 500)
+
+      return {
+        handled: true,
+        nextTruncateAttempt: params.truncateAttempt + 1,
+      }
     })
 
     // when: Execute compaction