fix: prevent using mocks in rpc (#2254)

packages/vitest/src/runtime/rpc.ts

@@ -1,4 +1,26 @@
-import { getWorkerState, withSafeTimers } from '../utils'
+import { getWorkerState } from '../utils'
+import {
+  setTimeout as safeSetTimeout,
+} from '../utils/timers'
+
+const safeRandom = Math.random
+
+function withSafeTimers(fn: () => void) {
+  const currentSetTimeout = globalThis.setTimeout
+  const currentRandom = globalThis.Math.random
+
+  try {
+    globalThis.setTimeout = safeSetTimeout
+    globalThis.Math.random = safeRandom
+
+    const result = fn()
+    return result
+  }
+  finally {
+    globalThis.setTimeout = currentSetTimeout
+    globalThis.Math.random = currentRandom
+  }
+}
 
 export const rpc = () => {
   const { rpc } = getWorkerState()

packages/vitest/src/utils/timers.ts

@@ -11,27 +11,3 @@ export {
   safeClearInterval as clearInterval,
   safeClearTimeout as clearTimeout,
 }
-
-// can only work with sync code to not potentially mess with other code
-export function withSafeTimers(fn: () => void) {
-  const currentSetTimeout = globalThis.setTimeout
-  const currentSetInterval = globalThis.setInterval
-  const currentClearInterval = globalThis.clearInterval
-  const currentClearTimeout = globalThis.clearTimeout
-
-  try {
-    globalThis.setTimeout = safeSetTimeout
-    globalThis.setInterval = safeSetInterval
-    globalThis.clearInterval = safeClearInterval
-    globalThis.clearTimeout = safeClearTimeout
-
-    const result = fn()
-    return result
-  }
-  finally {
-    globalThis.setTimeout = currentSetTimeout
-    globalThis.setInterval = currentSetInterval
-    globalThis.clearInterval = currentClearInterval
-    globalThis.clearTimeout = currentClearTimeout
-  }
-}