Added php-cs-fixer coding standards validation to Travis CI (#14100)

* php-cs-fixer: PSR2 rule.

* php-cs-fixer: PSR2 rule - fix views.

* Travis setup refactoring.

* Add php-cs-fixer to travis cs tests.

* Fix tests on hhvm-3.12

* improve travis config

* composer update

* revert composer update

* improve travis config

* Fix CS.

* Extract config to separate classes.

* Extract config to separate classes.

* Add file header.

* Force short array syntax.

* binary_operator_spaces fixer

* Fix broken tests

* cast_spaces fixer

* concat_space fixer

* dir_constant fixer

* ereg_to_preg fixer

* function_typehint_space fixer

* hash_to_slash_comment fixer

* is_null fixer

* linebreak_after_opening_tag fixer

* lowercase_cast fixer

* magic_constant_casing fixer

* modernize_types_casting fixer

* native_function_casing fixer

* new_with_braces fixer

* no_alias_functions fixer

* no_blank_lines_after_class_opening fixer

* no_blank_lines_after_phpdoc fixer

* no_empty_comment fixer

* no_empty_phpdoc fixer

* no_empty_statement fixer

* no_extra_consecutive_blank_lines fixer

* no_leading_import_slash fixer

* no_leading_namespace_whitespace fixer

* no_mixed_echo_print fixer

* no_multiline_whitespace_around_double_arrow fixer

* no_multiline_whitespace_before_semicolons fixer

* no_php4_constructor fixer

* no_short_bool_cast fixer

* no_singleline_whitespace_before_semicolons fixer

* no_spaces_around_offset fixer

* no_trailing_comma_in_list_call fixer

* no_trailing_comma_in_singleline_array fixer

* no_unneeded_control_parentheses fixer

* no_unused_imports fixer

* no_useless_return fixer

* no_whitespace_before_comma_in_array fixer

* no_whitespace_in_blank_line fixer

* not_operator_with_successor_space fixer

* object_operator_without_whitespace fixer

* ordered_imports fixer

* php_unit_construct fixer

* php_unit_dedicate_assert fixer

* php_unit_fqcn_annotation fixer

* phpdoc_indent fixer

* phpdoc_no_access fixer

* phpdoc_no_empty_return fixer

* phpdoc_no_package fixer

* phpdoc_no_useless_inheritdoc fixer

* Fix broken tests

* phpdoc_return_self_reference fixer

* phpdoc_single_line_var_spacing fixer

* phpdoc_single_line_var_spacing fixer

* phpdoc_to_comment fixer

* phpdoc_trim fixer

* phpdoc_var_without_name fixer

* psr4 fixer

* self_accessor fixer

* short_scalar_cast fixer

* single_blank_line_before_namespace fixer

* single_quote fixer

* standardize_not_equals fixer

* ternary_operator_spaces fixer

* trailing_comma_in_multiline_array fixer

* trim_array_spaces fixer

* protected_to_private fixer

* unary_operator_spaces fixer

* whitespace_after_comma_in_array fixer

* `parent::setRules()` -> `$this->setRules()`

* blank_line_after_opening_tag fixer

* Update finder config.

* Revert changes for YiiRequirementChecker.

* Fix array formatting.

* Add missing import.

* Fix CS for new code merged from master.

* Fix some indentation issues.

tests/framework/data/ArrayDataProviderTest.php

@@ -1,4 +1,9 @@
 <?php
+/**
+ * @link http://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license http://www.yiiframework.com/license/
+ */
 
 namespace yiiunit\framework\data;
 
@@ -20,7 +25,7 @@ class ArrayDataProviderTest extends TestCase
     {
         $simpleArray = [
             ['name' => 'zero'],
-            ['name' => 'one']
+            ['name' => 'one'],
         ];
         $dataProvider = new ArrayDataProvider(['allModels' => $simpleArray]);
         $this->assertEquals($simpleArray, $dataProvider->getModels());
@@ -43,7 +48,7 @@ class ArrayDataProviderTest extends TestCase
                     ],
                     'defaultOrder' => [
                         'sort' => SORT_ASC,
-                    ]
+                    ],
                 ],
             ]
         );
@@ -55,7 +60,7 @@ class ArrayDataProviderTest extends TestCase
     {
         $simpleArray = [
             ['innerArray' => ['sortField' => 1]],
-            ['innerArray' => ['sortField' => 0]]
+            ['innerArray' => ['sortField' => 0]],
         ];
         $dataProvider = new ArrayDataProvider(
             [
@@ -71,13 +76,13 @@ class ArrayDataProviderTest extends TestCase
                     ],
                     'defaultOrder' => [
                         'sort' => SORT_ASC,
-                    ]
+                    ],
                 ],
             ]
         );
         $sortedArray = [
             ['innerArray' => ['sortField' => 0]],
-            ['innerArray' => ['sortField' => 1]]
+            ['innerArray' => ['sortField' => 1]],
         ];
         $this->assertEquals($sortedArray, $dataProvider->getModels());
     }
@@ -86,44 +91,44 @@ class ArrayDataProviderTest extends TestCase
     {
         // source data
         $unsortedProjects = [
-            ['title'=>'Zabbix', 'license'=>'GPL'],
-            ['title'=>'munin', 'license'=>'GPL'],
-            ['title'=>'Arch Linux', 'license'=>'GPL'],
-            ['title'=>'Nagios', 'license'=>'GPL'],
-            ['title'=>'zend framework', 'license'=>'BSD'],
-            ['title'=>'Zope', 'license'=>'ZPL'],
-            ['title'=>'active-record', 'license'=>false],
-            ['title'=>'ActiveState', 'license'=>false],
-            ['title'=>'mach', 'license'=>false],
-            ['title'=>'MySQL', 'license'=>'GPL'],
-            ['title'=>'mssql', 'license'=>'EULA'],
-            ['title'=>'Master-Master', 'license'=>false],
-            ['title'=>'Zend Engine', 'license'=>false],
-            ['title'=>'Mageia Linux', 'license'=>'GNU GPL'],
-            ['title'=>'nginx', 'license'=>'BSD'],
-            ['title'=>'Mozilla Firefox', 'license'=>'MPL'],
+            ['title' => 'Zabbix', 'license' => 'GPL'],
+            ['title' => 'munin', 'license' => 'GPL'],
+            ['title' => 'Arch Linux', 'license' => 'GPL'],
+            ['title' => 'Nagios', 'license' => 'GPL'],
+            ['title' => 'zend framework', 'license' => 'BSD'],
+            ['title' => 'Zope', 'license' => 'ZPL'],
+            ['title' => 'active-record', 'license' => false],
+            ['title' => 'ActiveState', 'license' => false],
+            ['title' => 'mach', 'license' => false],
+            ['title' => 'MySQL', 'license' => 'GPL'],
+            ['title' => 'mssql', 'license' => 'EULA'],
+            ['title' => 'Master-Master', 'license' => false],
+            ['title' => 'Zend Engine', 'license' => false],
+            ['title' => 'Mageia Linux', 'license' => 'GNU GPL'],
+            ['title' => 'nginx', 'license' => 'BSD'],
+            ['title' => 'Mozilla Firefox', 'license' => 'MPL'],
         ];
 
         // expected data
         $sortedProjects = [
             // upper cased titles
-            ['title'=>'ActiveState', 'license'=>false],
-            ['title'=>'Arch Linux', 'license'=>'GPL'],
-            ['title'=>'Mageia Linux', 'license'=>'GNU GPL'],
-            ['title'=>'Master-Master', 'license'=>false],
-            ['title'=>'Mozilla Firefox', 'license'=>'MPL'],
-            ['title'=>'MySQL', 'license'=>'GPL'],
-            ['title'=>'Nagios', 'license'=>'GPL'],
-            ['title'=>'Zabbix', 'license'=>'GPL'],
-            ['title'=>'Zend Engine', 'license'=>false],
-            ['title'=>'Zope', 'license'=>'ZPL'],
+            ['title' => 'ActiveState', 'license' => false],
+            ['title' => 'Arch Linux', 'license' => 'GPL'],
+            ['title' => 'Mageia Linux', 'license' => 'GNU GPL'],
+            ['title' => 'Master-Master', 'license' => false],
+            ['title' => 'Mozilla Firefox', 'license' => 'MPL'],
+            ['title' => 'MySQL', 'license' => 'GPL'],
+            ['title' => 'Nagios', 'license' => 'GPL'],
+            ['title' => 'Zabbix', 'license' => 'GPL'],
+            ['title' => 'Zend Engine', 'license' => false],
+            ['title' => 'Zope', 'license' => 'ZPL'],
             // lower cased titles
-            ['title'=>'active-record', 'license'=>false],
-            ['title'=>'mach', 'license'=>false],
-            ['title'=>'mssql', 'license'=>'EULA'],
-            ['title'=>'munin', 'license'=>'GPL'],
-            ['title'=>'nginx', 'license'=>'BSD'],
-            ['title'=>'zend framework', 'license'=>'BSD'],
+            ['title' => 'active-record', 'license' => false],
+            ['title' => 'mach', 'license' => false],
+            ['title' => 'mssql', 'license' => 'EULA'],
+            ['title' => 'munin', 'license' => 'GPL'],
+            ['title' => 'nginx', 'license' => 'BSD'],
+            ['title' => 'zend framework', 'license' => 'BSD'],
         ];
 
         $dataProvider = new ArrayDataProvider(
@@ -140,7 +145,7 @@ class ArrayDataProviderTest extends TestCase
                     ],
                     'defaultOrder' => [
                         'sort' => SORT_ASC,
-                    ]
+                    ],
                 ],
                 'pagination' => [
                     'pageSize' => 100500,