test(std/node): make tests runnable from any directory (#7397)

This makes std/node tests runnable from any directory by resolving the
testdata directory and files relative to the module directory resolved
from import.meta.url.

1 files changed, 6 insertions, 1 deletions

diff --git a/std/node/process_test.ts b/std/node/process_test.ts
index 2674b725f..489a112f3 100644
--- a/std/node/process_test.ts
+++ b/std/node/process_test.ts
@@ -1,4 +1,5 @@
 import { assert, assertThrows, assertEquals } from "../testing/asserts.ts";
+import * as path from "../path/mod.ts";
 import * as all from "./process.ts";
 import { env, argv } from "./process.ts";
 
@@ -27,7 +28,11 @@ Deno.test({
 Deno.test({
   name: "process.cwd and process.chdir success",
   fn() {
-    // this should be run like other tests from directory up
+    assertEquals(process.cwd(), Deno.cwd());
+
+    const moduleDir = path.dirname(path.fromFileUrl(import.meta.url));
+    process.chdir(path.resolve(moduleDir, ".."));
+
     assert(process.cwd().match(/\Wstd$/));
     process.chdir("node");
     assert(process.cwd().match(/\Wnode$/));