diff --git a/tests/Core/Generators/Fixtures/HTMLDouble.php b/tests/Core/Generators/Fixtures/HTMLDouble.php
index 695c0c6d2f..d4eee17131 100644
--- a/tests/Core/Generators/Fixtures/HTMLDouble.php
+++ b/tests/Core/Generators/Fixtures/HTMLDouble.php
@@ -20,7 +20,7 @@ class HTMLDouble extends HTML
      */
     protected function getFormattedFooter()
     {
-        $output ='  <div class="tag-line">Documentation generated on #REDACTED# by <a href="https://github.com/PHPCSStandards/PHP_CodeSniffer">PHP_CodeSniffer #VERSION#</a></div>
+        $output = '  <div class="tag-line">Documentation generated on #REDACTED# by <a href="https://github.com/PHPCSStandards/PHP_CodeSniffer">PHP_CodeSniffer #VERSION#</a></div>
  </body>
 </html>';
 
diff --git a/tests/Core/Generators/Fixtures/MarkdownDouble.php b/tests/Core/Generators/Fixtures/MarkdownDouble.php
index 79dc6b0bf2..8c11c29b2a 100644
--- a/tests/Core/Generators/Fixtures/MarkdownDouble.php
+++ b/tests/Core/Generators/Fixtures/MarkdownDouble.php
@@ -20,8 +20,8 @@ class MarkdownDouble extends Markdown
      */
     protected function getFormattedFooter()
     {
-        $output     = PHP_EOL.'Documentation generated on *REDACTED*';
-        $output    .= ' by [PHP_CodeSniffer *VERSION*](https://github.com/PHPCSStandards/PHP_CodeSniffer)'.PHP_EOL;
+        $output  = PHP_EOL.'Documentation generated on *REDACTED*';
+        $output .= ' by [PHP_CodeSniffer *VERSION*](https://github.com/PHPCSStandards/PHP_CodeSniffer)'.PHP_EOL;
 
         return $output;
     }
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithLongReplacementSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithLongReplacementSniff.php
index 659d89ee2a..a940d8dd56 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithLongReplacementSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithLongReplacementSniff.php
@@ -11,7 +11,7 @@
 use PHP_CodeSniffer\Sniffs\DeprecatedSniff;
 use PHP_CodeSniffer\Sniffs\Sniff;
 
-class WithLongReplacementSniff implements Sniff,DeprecatedSniff
+class WithLongReplacementSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementContainingLinuxNewlinesSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementContainingLinuxNewlinesSniff.php
index d870cbf7e4..07ac0241e2 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementContainingLinuxNewlinesSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementContainingLinuxNewlinesSniff.php
@@ -11,7 +11,7 @@
 use PHP_CodeSniffer\Sniffs\DeprecatedSniff;
 use PHP_CodeSniffer\Sniffs\Sniff;
 
-class WithReplacementContainingLinuxNewlinesSniff implements Sniff,DeprecatedSniff
+class WithReplacementContainingLinuxNewlinesSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementContainingNewlinesSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementContainingNewlinesSniff.php
index 2516d7cd2e..f421a866ef 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementContainingNewlinesSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementContainingNewlinesSniff.php
@@ -11,7 +11,7 @@
 use PHP_CodeSniffer\Sniffs\DeprecatedSniff;
 use PHP_CodeSniffer\Sniffs\Sniff;
 
-class WithReplacementContainingNewlinesSniff implements Sniff,DeprecatedSniff
+class WithReplacementContainingNewlinesSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementSniff.php
index 1953448672..7a07211f4d 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithReplacementSniff.php
@@ -11,7 +11,7 @@
 use PHP_CodeSniffer\Sniffs\DeprecatedSniff;
 use PHP_CodeSniffer\Sniffs\Sniff;
 
-class WithReplacementSniff implements Sniff,DeprecatedSniff
+class WithReplacementSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithoutReplacementSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithoutReplacementSniff.php
index 888e08fd13..37776b7a0f 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithoutReplacementSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/Deprecated/WithoutReplacementSniff.php
@@ -11,7 +11,7 @@
 use PHP_CodeSniffer\Sniffs\DeprecatedSniff;
 use PHP_CodeSniffer\Sniffs\Sniff;
 
-class WithoutReplacementSniff implements Sniff,DeprecatedSniff
+class WithoutReplacementSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/EmptyDeprecationVersionSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/EmptyDeprecationVersionSniff.php
index 4e26b7b761..c902278822 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/EmptyDeprecationVersionSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/EmptyDeprecationVersionSniff.php
@@ -11,7 +11,7 @@
 use PHP_CodeSniffer\Sniffs\DeprecatedSniff;
 use PHP_CodeSniffer\Sniffs\Sniff;
 
-class EmptyDeprecationVersionSniff implements Sniff,DeprecatedSniff
+class EmptyDeprecationVersionSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/EmptyRemovalVersionSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/EmptyRemovalVersionSniff.php
index cdf15c3031..af26b3e624 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/EmptyRemovalVersionSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/EmptyRemovalVersionSniff.php
@@ -11,7 +11,7 @@
 use PHP_CodeSniffer\Sniffs\DeprecatedSniff;
 use PHP_CodeSniffer\Sniffs\Sniff;
 
-class EmptyRemovalVersionSniff implements Sniff,DeprecatedSniff
+class EmptyRemovalVersionSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidDeprecationMessageSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidDeprecationMessageSniff.php
index 368bd4140b..686a22487f 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidDeprecationMessageSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidDeprecationMessageSniff.php
@@ -12,7 +12,7 @@
 use PHP_CodeSniffer\Sniffs\Sniff;
 use stdClass;
 
-class InvalidDeprecationMessageSniff implements Sniff,DeprecatedSniff
+class InvalidDeprecationMessageSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidDeprecationVersionSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidDeprecationVersionSniff.php
index b8218ad57e..44163feea3 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidDeprecationVersionSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidDeprecationVersionSniff.php
@@ -11,7 +11,7 @@
 use PHP_CodeSniffer\Sniffs\DeprecatedSniff;
 use PHP_CodeSniffer\Sniffs\Sniff;
 
-class InvalidDeprecationVersionSniff implements Sniff,DeprecatedSniff
+class InvalidDeprecationVersionSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidRemovalVersionSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidRemovalVersionSniff.php
index 1177e73338..1f017058a7 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidRemovalVersionSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/DeprecatedInvalid/InvalidRemovalVersionSniff.php
@@ -11,7 +11,7 @@
 use PHP_CodeSniffer\Sniffs\DeprecatedSniff;
 use PHP_CodeSniffer\Sniffs\Sniff;
 
-class InvalidRemovalVersionSniff implements Sniff,DeprecatedSniff
+class InvalidRemovalVersionSniff implements Sniff, DeprecatedSniff
 {
 
     public function getDeprecationVersion()
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/MissingInterface/ValidImplementsViaAbstractSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/MissingInterface/ValidImplementsViaAbstractSniff.php
index ec23300247..985be10cf5 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/MissingInterface/ValidImplementsViaAbstractSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/MissingInterface/ValidImplementsViaAbstractSniff.php
@@ -13,12 +13,12 @@ final class ValidImplementsViaAbstractSniff extends AbstractArraySniff
 {
 
     protected function processSingleLineArray($phpcsFile, $stackPtr, $arrayStart, $arrayEnd, $indices)
-	{
-		// Do something.
+    {
+        // Do something.
     }
 
     protected function processMultiLineArray($phpcsFile, $stackPtr, $arrayStart, $arrayEnd, $indices)
-	{
-		// Do something.
+    {
+        // Do something.
     }
 }
diff --git a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/SupportedTokenizers/ListensForPHPAndCSSAndJSSniff.php b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/SupportedTokenizers/ListensForPHPAndCSSAndJSSniff.php
index 1f12b493a5..f25975c8d3 100644
--- a/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/SupportedTokenizers/ListensForPHPAndCSSAndJSSniff.php
+++ b/tests/Core/Ruleset/Fixtures/TestStandard/Sniffs/SupportedTokenizers/ListensForPHPAndCSSAndJSSniff.php
@@ -23,7 +23,7 @@ public function register()
     {
         return [
             T_OPEN_TAG,
-            T_OPEN_TAG_WITH_ECHO
+            T_OPEN_TAG_WITH_ECHO,
         ];
     }