From 2f38210c158c18eda567bf9da04fe04005b371f5 Mon Sep 17 00:00:00 2001
From: Sebastian Bergmann <sb@sebastian-bergmann.de>
Date: Wed, 17 Oct 2018 18:40:07 +0200
Subject: [PATCH] Closes #3353

---
 ChangeLog-7.4.md          | 1 +
 src/TextUI/TestRunner.php | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/ChangeLog-7.4.md b/ChangeLog-7.4.md
index ca5256c2d0e..71f253ea7c1 100644
--- a/ChangeLog-7.4.md
+++ b/ChangeLog-7.4.md
@@ -7,6 +7,7 @@ All notable changes of the PHPUnit 7.4 release series are documented in this fil
 ### Fixed
 
 * Fixed [#3321](https://github.com/sebastianbergmann/phpunit/pull/3321): Incorrect TestDox output for data provider with indexed array
+* Fixed [#3353](https://github.com/sebastianbergmann/phpunit/issues/3353): Requesting less than 16 columns of output results in an error
 
 ## [7.4.0] - 2018-10-05
 
diff --git a/src/TextUI/TestRunner.php b/src/TextUI/TestRunner.php
index ebcdb976811..0a74f11ea49 100644
--- a/src/TextUI/TestRunner.php
+++ b/src/TextUI/TestRunner.php
@@ -158,6 +158,11 @@ public function doRun(Test $suite, array $arguments = [], bool $exit = true): Te
 
         $this->handleConfiguration($arguments);
 
+        if ($arguments['columns'] < 16) {
+            $arguments['columns'] = 16;
+            $tooFewColumnsRequested = true;
+        }
+
         if (isset($arguments['bootstrap'])) {
             $GLOBALS['__PHPUNIT_BOOTSTRAP'] = $arguments['bootstrap'];
         }
@@ -354,6 +359,10 @@ public function doRun(Test $suite, array $arguments = [], bool $exit = true): Te
             }
         }
 
+        if (isset($tooFewColumnsRequested)) {
+            $this->writeMessage('Error', 'Less than 16 columns requested, number of columns set to 16');
+        }
+
         if ($this->runtime->discardsComments()) {
             $this->writeMessage('Warning', 'opcache.save_comments=0 set; annotations will not work');
         }