fixup! test: unify assertSnapshot stacktrace transform

Author: legendecas

test/common/assertSnapshot.js

@@ -3,6 +3,7 @@ const common = require('.');
 const path = require('node:path');
 const test = require('node:test');
 const fs = require('node:fs/promises');
+const { realpathSync } = require('node:fs');
 const assert = require('node:assert/strict');
 const { pathToFileURL } = require('node:url');
 const { hostname } = require('node:os');
@@ -92,24 +93,42 @@ function replaceWarningPid(str) {
   return str.replaceAll(/\(node:\d+\)/g, '(node:<pid>)');
 }
 
-// Replaces path strings representing the nodejs/node repo full project root with
-// `<project-root>`. Also replaces file URLs containing the full project root path.
-// The project root path may contain unicode characters.
-function transformProjectRoot(replacement = '<project-root>') {
-  const projectRoot = path.resolve(__dirname, '../..');
+// Replaces a path with a placeholder. The path can be a platform specific path
+// or a file URL.
+function transformPath(dirname, replacement) {
   // Handles output already processed by `replaceWindowsPaths`.
-  const winPath = replaceWindowsPaths(projectRoot);
+  const winPath = replaceWindowsPaths(dirname);
   // Handles URL encoded project root in file URL strings as well.
-  const urlEncoded = pathToFileURL(projectRoot).pathname;
+  const urlEncoded = pathToFileURL(dirname).pathname;
   return (str) => {
     return str.replaceAll('\\\'', "'")
       // Replace fileUrl first as `winPath` could be a substring of the fileUrl.
       .replaceAll(urlEncoded, replacement)
-      .replaceAll(projectRoot, replacement)
+      .replaceAll(dirname, replacement)
       .replaceAll(winPath, replacement);
   };
 }
 
+// Replaces path strings representing the nodejs/node repo full project root with
+// `<project-root>`. Also replaces file URLs containing the full project root path.
+// The project root path may contain unicode characters.
+const kProjectRoot = '<project-root>';
+function transformProjectRoot() {
+  const projectRoot = path.resolve(__dirname, '../..');
+  if (process.env.NODE_TEST_DIR) {
+    const testDir = realpathSync(process.env.NODE_TEST_DIR);
+    // On Jenkins CI, the test dir may be overridden by `NODE_TEST_DIR`.
+    return transform(
+      transformPath(projectRoot, kProjectRoot),
+      transformPath(testDir, `${kProjectRoot}/test`),
+      // TODO(legendecas): test-runner may print relative paths to the test relative to cwd.
+      // It will be better if we could distinguish them from the project root.
+      transformPath(path.relative(projectRoot, testDir), '')
+    );
+  }
+  return transformPath(projectRoot, kProjectRoot);
+}
+
 // Replaces tmpdirs created by `test/common/tmpdir.js`.
 function transformTmpDir(str) {
   return str.replaceAll(/\/\.tmp\.\d+\//g, '/<tmpdir>/');