From 039f2cc1b9c0ad4f04e59b37134baa8afb3749d9 Mon Sep 17 00:00:00 2001
From: Ward Peeters <ward@coding-tech.com>
Date: Wed, 30 Mar 2022 19:53:43 +0200
Subject: [PATCH] fix(gatsby): use gatsby root instead of process.cwd (#35263)

---
 packages/gatsby/src/utils/__tests__/cache.ts | 13 +++++++++++++
 packages/gatsby/src/utils/cache.ts           |  7 ++++++-
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/packages/gatsby/src/utils/__tests__/cache.ts b/packages/gatsby/src/utils/__tests__/cache.ts
index 586528ad9bcef..2a26d456a05d6 100644
--- a/packages/gatsby/src/utils/__tests__/cache.ts
+++ b/packages/gatsby/src/utils/__tests__/cache.ts
@@ -1,3 +1,5 @@
+import path from "path"
+import os from "os"
 import Cache from "../cache"
 import fs from "fs-extra"
 import manager from "cache-manager"
@@ -94,6 +96,17 @@ describe(`cache`, () => {
       expect(cache.get).toEqual(expect.any(Function))
       expect(cache.set).toEqual(expect.any(Function))
     })
+
+    it(`should use root directory`, () => {
+      const name = `__TEST_CACHE_NAME__`
+      global.__GATSBY = { root: os.tmpdir() }
+      getCache({ name })
+      delete global.__GATSBY
+
+      expect(fs.ensureDirSync).toHaveBeenCalledWith(
+        path.join(os.tmpdir(), `.cache`, `caches`, name)
+      )
+    })
   })
 
   describe(`get/set`, () => {
diff --git a/packages/gatsby/src/utils/cache.ts b/packages/gatsby/src/utils/cache.ts
index 442a414374dad..040a340a48fe5 100644
--- a/packages/gatsby/src/utils/cache.ts
+++ b/packages/gatsby/src/utils/cache.ts
@@ -29,7 +29,12 @@ export default class GatsbyCache {
   constructor({ name = `db`, store = fsStore }: ICacheProperties = {}) {
     this.name = name
     this.store = store
-    this.directory = path.join(process.cwd(), `.cache/caches/${name}`)
+    this.directory = path.join(
+      global.__GATSBY?.root ?? process.cwd(),
+      `.cache`,
+      `caches`,
+      name
+    )
   }
 
   init(): GatsbyCache {