Added tests for the --columns command line argument

Author: realFlowControl

tests/end-to-end/cli/columns-max.phpt

@@ -0,0 +1,19 @@
+--TEST--
+phpunit --columns=max BankAccountTest ../../_files/BankAccountTest.php
+--FILE--
+<?php declare(strict_types=1);
+$_SERVER['argv'][1] = '--no-configuration';
+$_SERVER['argv'][2] = '--columns=max';
+$_SERVER['argv'][3] = 'BankAccountTest';
+$_SERVER['argv'][4] = __DIR__ . '/../../_files/BankAccountTest.php';
+
+require __DIR__ . '/../../bootstrap.php';
+PHPUnit\TextUI\Command::main();
+--EXPECTF--
+PHPUnit %s by Sebastian Bergmann and contributors.
+
+...                                                                 3 / 3 (100%)
+
+Time: %s, Memory: %s
+
+OK (3 tests, 3 assertions)

tests/end-to-end/cli/columns.phpt

@@ -0,0 +1,19 @@
+--TEST--
+phpunit --columns=40 BankAccountTest ../../_files/BankAccountTest.php
+--FILE--
+<?php declare(strict_types=1);
+$_SERVER['argv'][1] = '--no-configuration';
+$_SERVER['argv'][2] = '--columns=40';
+$_SERVER['argv'][3] = 'BankAccountTest';
+$_SERVER['argv'][4] = __DIR__ . '/../../_files/BankAccountTest.php';
+
+require __DIR__ . '/../../bootstrap.php';
+PHPUnit\TextUI\Command::main();
+--EXPECTF--
+PHPUnit %s by Sebastian Bergmann and contributors.
+
+...                         3 / 3 (100%)
+
+Time: %s, Memory: %s
+
+OK (3 tests, 3 assertions)