From 800fb2836c809d1ffaa92631ac304ba63fa24ca2 Mon Sep 17 00:00:00 2001
From: Zoltan Kochan <z@kochan.io>
Date: Mon, 21 Feb 2022 22:56:04 +0200
Subject: [PATCH] fix: ignore case, when verifying package name in the store
 (#4368)

close #4367
---
 .changeset/brave-ties-begin.md                |  6 +++++
 .../package-requester/src/packageRequester.ts |  2 +-
 packages/package-requester/test/index.ts      | 22 +++++++++++++++++++
 3 files changed, 29 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/brave-ties-begin.md

diff --git a/.changeset/brave-ties-begin.md b/.changeset/brave-ties-begin.md
new file mode 100644
index 0000000000..9e904a35fa
--- /dev/null
+++ b/.changeset/brave-ties-begin.md
@@ -0,0 +1,6 @@
+---
+"@pnpm/package-requester": patch
+"pnpm": patch
+---
+
+Ignore case, when verifying package name in the store [#4367](https://github.com/pnpm/pnpm/issues/4367).
diff --git a/packages/package-requester/src/packageRequester.ts b/packages/package-requester/src/packageRequester.ts
index 1742bc4c0a..01ce11581b 100644
--- a/packages/package-requester/src/packageRequester.ts
+++ b/packages/package-requester/src/packageRequester.ts
@@ -446,7 +446,7 @@ function fetchToStore (
             (
               pkgFilesIndex.name != null &&
               opts.pkg.name != null &&
-              pkgFilesIndex.name !== opts.pkg.name
+              pkgFilesIndex.name.toLowerCase() !== opts.pkg.name.toLowerCase()
             ) ||
             (
               pkgFilesIndex.version != null &&
diff --git a/packages/package-requester/test/index.ts b/packages/package-requester/test/index.ts
index ab65ecf6fa..5049683766 100644
--- a/packages/package-requester/test/index.ts
+++ b/packages/package-requester/test/index.ts
@@ -943,6 +943,28 @@ test('throw exception if the package data in the store differs from the expected
     })
     await expect(files()).resolves.toStrictEqual(expect.anything())
   }
+
+  {
+    const requestPackage = createPackageRequester({
+      resolve,
+      fetchers,
+      cafs,
+      networkConcurrency: 1,
+      storeDir,
+      verifyStoreIntegrity: true,
+    })
+    const { files } = requestPackage.fetchPackageToStore({
+      force: false,
+      lockfileDir: tempy.directory(),
+      pkg: {
+        name: 'IS-positive',
+        version: 'v1.0.0',
+        id: pkgResponse.body.id,
+        resolution: pkgResponse.body.resolution,
+      },
+    })
+    await expect(files()).resolves.toStrictEqual(expect.anything())
+  }
 })
 
 test('the version in the bundled manifest should be normalized', async () => {