From 9b64a13eec3025dea1391cd7c0489036b4b4fa72 Mon Sep 17 00:00:00 2001
From: Ji-Eun Lee <jieunl@nvidia.com>
Date: Tue, 31 Mar 2026 16:43:42 -0700
Subject: [PATCH 1/2] test: add shouldPatchCoredns WSL2 unit tests

Follow up of #1207
Add tests verifying CoreDNS patching is skipped on WSL2 and still
applied on non-WSL runtimes. Existing tests updated to pass explicit
platform opts so they work correctly when run from a WSL2 host.
---
 test/platform.test.js | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/test/platform.test.js b/test/platform.test.js
index f76e2ffb2a5..a66f821d93b 100644
--- a/test/platform.test.js
+++ b/test/platform.test.js
@@ -201,15 +201,24 @@ describe("platform helpers", () => {
   });
 
   describe("shouldPatchCoredns", () => {
-    it("patches CoreDNS for all known runtimes", () => {
-      expect(shouldPatchCoredns("colima")).toBe(true);
-      expect(shouldPatchCoredns("docker-desktop")).toBe(true);
-      expect(shouldPatchCoredns("docker")).toBe(true);
-      expect(shouldPatchCoredns("podman")).toBe(true);
+    it("patches on non-WSL runtimes", () => {
+      const nonWslOpts = { platform: "darwin", env: {} };
+      expect(shouldPatchCoredns("colima", nonWslOpts)).toBe(true);
+      expect(shouldPatchCoredns("docker-desktop", nonWslOpts)).toBe(true);
+      expect(shouldPatchCoredns("docker", nonWslOpts)).toBe(true);
+      expect(shouldPatchCoredns("podman", nonWslOpts)).toBe(true);
     });
 
     it("skips unknown runtimes", () => {
       expect(shouldPatchCoredns("unknown")).toBe(false);
     });
+
+    it("skips on WSL", () => {
+      expect(shouldPatchCoredns("docker-desktop", {
+        platform: "linux",
+        env: { WSL_DISTRO_NAME: "Ubuntu" },
+        release: "6.6.87.2-microsoft-standard-WSL2",
+      })).toBe(false);
+    });
   });
 });

From 4f0da2df5544750d2997eec2ef364d76018de05f Mon Sep 17 00:00:00 2001
From: Ji-Eun Lee <jieunl@nvidia.com>
Date: Wed, 1 Apr 2026 15:01:18 -0700
Subject: [PATCH 2/2] Fix styling.

---
 test/platform.test.js | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/test/platform.test.js b/test/platform.test.js
index a66f821d93b..0f3c4eeb283 100644
--- a/test/platform.test.js
+++ b/test/platform.test.js
@@ -214,11 +214,13 @@ describe("platform helpers", () => {
     });
 
     it("skips on WSL", () => {
-      expect(shouldPatchCoredns("docker-desktop", {
-        platform: "linux",
-        env: { WSL_DISTRO_NAME: "Ubuntu" },
-        release: "6.6.87.2-microsoft-standard-WSL2",
-      })).toBe(false);
+      expect(
+        shouldPatchCoredns("docker-desktop", {
+          platform: "linux",
+          env: { WSL_DISTRO_NAME: "Ubuntu" },
+          release: "6.6.87.2-microsoft-standard-WSL2",
+        }),
+      ).toBe(false);
     });
   });
 });