From 9cfec12e9793ad72eff6b6969cca3e583374c36e Mon Sep 17 00:00:00 2001
From: Rich Trott <rtrott@gmail.com>
Date: Sat, 26 Sep 2015 16:29:41 -0700
Subject: [PATCH 1/3] test: change call to deprecated util.isError()

---
 test/parallel/test-tty-stdout-end.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/parallel/test-tty-stdout-end.js b/test/parallel/test-tty-stdout-end.js
index 190acae42870a9..3c9fcb01aa77f3 100644
--- a/test/parallel/test-tty-stdout-end.js
+++ b/test/parallel/test-tty-stdout-end.js
@@ -9,7 +9,7 @@ try {
   process.stdout.end();
 } catch (e) {
   exceptionCaught = true;
-  assert.ok(common.isError(e));
+  assert.ok(e instanceof Error);
   assert.equal('process.stdout cannot be closed.', e.message);
 }
 

From 5176a8f6e8125b10793cde80aa3cd6ada916aee0 Mon Sep 17 00:00:00 2001
From: Rich Trott <rtrott@gmail.com>
Date: Mon, 28 Sep 2015 20:56:08 -0700
Subject: [PATCH 2/3] test: switch to assert.throws()

---
 test/parallel/test-tty-stdout-end.js | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/test/parallel/test-tty-stdout-end.js b/test/parallel/test-tty-stdout-end.js
index 3c9fcb01aa77f3..ba203aec8aa097 100644
--- a/test/parallel/test-tty-stdout-end.js
+++ b/test/parallel/test-tty-stdout-end.js
@@ -3,14 +3,13 @@
 var common = require('../common');
 var assert = require('assert');
 
-var exceptionCaught = false;
-
-try {
+var shouldThrow = function() {
   process.stdout.end();
-} catch (e) {
-  exceptionCaught = true;
-  assert.ok(e instanceof Error);
-  assert.equal('process.stdout cannot be closed.', e.message);
-}
+};
+
+var validateError = function(e) {
+  return e instanceof Error &&
+    e.message === 'process.stdout cannot be closed.';
+};
 
-assert.ok(exceptionCaught);
+assert.throws(shouldThrow, validateError);

From 3210cb89fa053cb9168b9ba0c74c5e4dbe230a58 Mon Sep 17 00:00:00 2001
From: Rich Trott <rtrott@gmail.com>
Date: Mon, 28 Sep 2015 20:56:41 -0700
Subject: [PATCH 3/3] test: var -> const

---
 test/parallel/test-tty-stdout-end.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/test/parallel/test-tty-stdout-end.js b/test/parallel/test-tty-stdout-end.js
index ba203aec8aa097..57f9c03ec449e9 100644
--- a/test/parallel/test-tty-stdout-end.js
+++ b/test/parallel/test-tty-stdout-end.js
@@ -1,13 +1,13 @@
 'use strict';
 // Can't test this when 'make test' doesn't assign a tty to the stdout.
-var common = require('../common');
-var assert = require('assert');
+const common = require('../common');
+const assert = require('assert');
 
-var shouldThrow = function() {
+const shouldThrow = function() {
   process.stdout.end();
 };
 
-var validateError = function(e) {
+const validateError = function(e) {
   return e instanceof Error &&
     e.message === 'process.stdout cannot be closed.';
 };