From 0f0e7f55f86d065b77de5e9d6a91637aac09372a Mon Sep 17 00:00:00 2001
From: LakshmiSwethaG <lakshmigopireddy@in.ibm.com>
Date: Wed, 16 Jan 2019 05:24:43 -0500
Subject: test: refactor to block-scope

PR-URL: https://github.com/nodejs/node/pull/25532
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
---
 test/parallel/test-fs-watch-encoding.js | 65 +++++++++++++++++++--------------
 1 file changed, 37 insertions(+), 28 deletions(-)

(limited to 'test')

diff --git a/test/parallel/test-fs-watch-encoding.js b/test/parallel/test-fs-watch-encoding.js
index 1cea625509..13b4dc340e 100644
--- a/test/parallel/test-fs-watch-encoding.js
+++ b/test/parallel/test-fs-watch-encoding.js
@@ -42,36 +42,45 @@ function unregisterWatcher(watcher) {
   }
 }
 
-const watcher1 = fs.watch(
-  tmpdir.path,
-  { encoding: 'hex' },
-  (event, filename) => {
-    if (['e696b0e5bbbae69687e5a4b9e4bbb62e747874', null].includes(filename))
-      done(watcher1);
-  }
-);
-registerWatcher(watcher1);
+{
+  // Test that using the `encoding` option has the expected result.
+  const watcher = fs.watch(
+    tmpdir.path,
+    { encoding: 'hex' },
+    (event, filename) => {
+      if (['e696b0e5bbbae69687e5a4b9e4bbb62e747874', null].includes(filename))
+        done(watcher);
+    }
+  );
+  registerWatcher(watcher);
+}
 
-const watcher2 = fs.watch(
-  tmpdir.path,
-  (event, filename) => {
-    if ([fn, null].includes(filename))
-      done(watcher2);
-  }
-);
-registerWatcher(watcher2);
+{
+  // Test that in absence of `encoding` option has the expected result.
+  const watcher = fs.watch(
+    tmpdir.path,
+    (event, filename) => {
+      if ([fn, null].includes(filename))
+        done(watcher);
+    }
+  );
+  registerWatcher(watcher);
+}
 
-const watcher3 = fs.watch(
-  tmpdir.path,
-  { encoding: 'buffer' },
-  (event, filename) => {
-    if (filename instanceof Buffer && filename.toString('utf8') === fn)
-      done(watcher3);
-    else if (filename === null)
-      done(watcher3);
-  }
-);
-registerWatcher(watcher3);
+{
+  // Test that using the `encoding` option has the expected result.
+  const watcher = fs.watch(
+    tmpdir.path,
+    { encoding: 'buffer' },
+    (event, filename) => {
+      if (filename instanceof Buffer && filename.toString('utf8') === fn)
+        done(watcher);
+      else if (filename === null)
+        done(watcher);
+    }
+  );
+  registerWatcher(watcher);
+}
 
 const done = common.mustCall(unregisterWatcher, watchers.size);
 
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