fs: check for symlink support in fs-promises test

Attempting to make symlinks as a non-administrator user in Windows causes a permission error. We need to update test-fs-promises to avoid making symlinks if the platform does not support it. PR-URL: #19018 Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Joyee Cheung <[email protected]> Reviewed-By: Richard Lau <[email protected]> Reviewed-By: Shingo Inoue <[email protected]> Reviewed-By: Ruben Bridgewater <[email protected]> Reviewed-By: Colin Ihrig <[email protected]>
nodejs · Mar 3, 2018 · 96b2d8d · 96b2d8d
1 parent 67b5985
commit 96b2d8d
Showing 1 changed file with 14 additions and 11 deletions.
diff --git a/test/parallel/test-fs-promises.js b/test/parallel/test-fs-promises.js
@@ -116,21 +116,24 @@ function verifyStatObject(stat) {
     stats = await stat(newPath);
     verifyStatObject(stats);
 
-    const newLink = path.resolve(tmpDir, 'baz3.js');
-    await symlink(newPath, newLink);
+    if (common.canCreateSymLink()) {
+      const newLink = path.resolve(tmpDir, 'baz3.js');
+      await symlink(newPath, newLink);
 
-    const newLink2 = path.resolve(tmpDir, 'baz4.js');
-    await link(newPath, newLink2);
+      stats = await lstat(newLink);
+      verifyStatObject(stats);
 
-    stats = await lstat(newLink);
-    verifyStatObject(stats);
+      assert.strictEqual(newPath.toLowerCase(),
+                         (await realpath(newLink)).toLowerCase());
+      assert.strictEqual(newPath.toLowerCase(),
+                         (await readlink(newLink)).toLowerCase());
 
-    assert.strictEqual(newPath.toLowerCase(),
-                       (await realpath(newLink)).toLowerCase());
-    assert.strictEqual(newPath.toLowerCase(),
-                       (await readlink(newLink)).toLowerCase());
+      await unlink(newLink);
+    }
+
+    const newLink2 = path.resolve(tmpDir, 'baz4.js');
+    await link(newPath, newLink2);
 
-    await unlink(newLink);
     await unlink(newLink2);
 
     const newdir = path.resolve(tmpDir, 'dir');