minor #14121 CS: Pre incrementation/decrementation should be used if possible (gharlan)

This PR was merged into the 2.3 branch.

Discussion
----------

CS: Pre incrementation/decrementation should be used if possible

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

Fixes provided by new fixer: https://github.com/FriendsOfPHP/PHP-CS-Fixer/pull/1113

If this pr is merged I would change the level of the fixer to `symfony`.

Commits
-------

c5123d6 CS: Pre incrementation/decrementation should be used if possible

1 files changed, 7 insertions, 7 deletions

diff --git a/Tests/Core/Util/SecureRandomTest.php b/Tests/Core/Util/SecureRandomTest.php
index 316b049..9fd1c16 100644
--- a/Tests/Core/Util/SecureRandomTest.php
+++ b/Tests/Core/Util/SecureRandomTest.php
@@ -35,17 +35,17 @@ class SecureRandomTest extends \PHPUnit_Framework_TestCase
     {
         $b = $this->getBitSequence($secureRandom, 20000);
         $c = array();
-        for ($i = 0; $i <= 15; $i++) {
+        for ($i = 0; $i <= 15; ++$i) {
             $c[$i] = 0;
         }
 
-        for ($j = 1; $j <= 5000; $j++) {
+        for ($j = 1; $j <= 5000; ++$j) {
             $k = 4 * $j - 1;
             ++$c[8 * $b[$k - 3] + 4 * $b[$k - 2] + 2 * $b[$k - 1] + $b[$k]];
         }
 
         $f = 0;
-        for ($i = 0; $i <= 15; $i++) {
+        for ($i = 0; $i <= 15; ++$i) {
             $f += $c[$i] * $c[$i];
         }
 
@@ -64,7 +64,7 @@ class SecureRandomTest extends \PHPUnit_Framework_TestCase
         $b = $this->getBitSequence($secureRandom, 20000);
 
         $runs = array();
-        for ($i = 1; $i <= 6; $i++) {
+        for ($i = 1; $i <= 6; ++$i) {
             $runs[$i] = 0;
         }
 
@@ -78,7 +78,7 @@ class SecureRandomTest extends \PHPUnit_Framework_TestCase
 
         $currentRun = 0;
         $lastBit = null;
-        for ($i = 0; $i < 20000; $i++) {
+        for ($i = 0; $i < 20000; ++$i) {
             if ($lastBit === $b[$i]) {
                 ++$currentRun;
             } else {
@@ -113,7 +113,7 @@ class SecureRandomTest extends \PHPUnit_Framework_TestCase
 
         $longestRun = $currentRun = 0;
         $lastBit = null;
-        for ($i = 0; $i < 20000; $i++) {
+        for ($i = 0; $i < 20000; ++$i) {
             if ($lastBit === $b[$i]) {
                 ++$currentRun;
             } else {
@@ -142,7 +142,7 @@ class SecureRandomTest extends \PHPUnit_Framework_TestCase
         $b = $this->getBitSequence($secureRandom, 20000);
 
         $Z = 0;
-        for ($i = 0; $i < 5000; $i++) {
+        for ($i = 0; $i < 5000; ++$i) {
             $Z += $b[$i] === $b[$i + $shift] ? 1 : 0;
         }