Enable strict mode on PHP files

Signed-off-by: Maurício Meneghini Fauth <mauriciofauth@gmail.com>

70 files changed, 70 insertions, 1 deletions

diff --git a/tests/Builder/AlterStatementTest.php b/tests/Builder/AlterStatementTest.php
index 2372b6d..70236e4 100644
--- a/tests/Builder/AlterStatementTest.php
+++ b/tests/Builder/AlterStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/CreateStatementTest.php b/tests/Builder/CreateStatementTest.php
index 6facd88..328d381 100644
--- a/tests/Builder/CreateStatementTest.php
+++ b/tests/Builder/CreateStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/DeleteStatementTest.php b/tests/Builder/DeleteStatementTest.php
index 5aa037e..0327e03 100644
--- a/tests/Builder/DeleteStatementTest.php
+++ b/tests/Builder/DeleteStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/ExplainStatement.php b/tests/Builder/ExplainStatement.php
index 44bb817..7b6215f 100644
--- a/tests/Builder/ExplainStatement.php
+++ b/tests/Builder/ExplainStatement.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/InsertStatementTest.php b/tests/Builder/InsertStatementTest.php
index 50a04d4..a2b2ef8 100644
--- a/tests/Builder/InsertStatementTest.php
+++ b/tests/Builder/InsertStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/LoadStatementTest.php b/tests/Builder/LoadStatementTest.php
index 4c4e9b1..051e13d 100644
--- a/tests/Builder/LoadStatementTest.php
+++ b/tests/Builder/LoadStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/LockStatementTest.php b/tests/Builder/LockStatementTest.php
index b0b4d38..8593a87 100644
--- a/tests/Builder/LockStatementTest.php
+++ b/tests/Builder/LockStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/PurgeStatementTest.php b/tests/Builder/PurgeStatementTest.php
index caa1652..aae52b5 100644
--- a/tests/Builder/PurgeStatementTest.php
+++ b/tests/Builder/PurgeStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/RenameStatementTest.php b/tests/Builder/RenameStatementTest.php
index 97852ab..e803786 100644
--- a/tests/Builder/RenameStatementTest.php
+++ b/tests/Builder/RenameStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/ReplaceStatementTest.php b/tests/Builder/ReplaceStatementTest.php
index f96bd43..2610ac0 100644
--- a/tests/Builder/ReplaceStatementTest.php
+++ b/tests/Builder/ReplaceStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/SelectStatementTest.php b/tests/Builder/SelectStatementTest.php
index 614c561..eaf80c3 100644
--- a/tests/Builder/SelectStatementTest.php
+++ b/tests/Builder/SelectStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/SetStatementTest.php b/tests/Builder/SetStatementTest.php
index 746e92f..406e369 100644
--- a/tests/Builder/SetStatementTest.php
+++ b/tests/Builder/SetStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/StatementTest.php b/tests/Builder/StatementTest.php
index 42e9a57..da16602 100644
--- a/tests/Builder/StatementTest.php
+++ b/tests/Builder/StatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Builder/TransactionStatementTest.php b/tests/Builder/TransactionStatementTest.php
index b35d2ea..4bdfe70 100644
--- a/tests/Builder/TransactionStatementTest.php
+++ b/tests/Builder/TransactionStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Builder;
 
diff --git a/tests/Components/Array2dTest.php b/tests/Components/Array2dTest.php
index 2e2cf6b..3413f8a 100644
--- a/tests/Components/Array2dTest.php
+++ b/tests/Components/Array2dTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/ArrayObjTest.php b/tests/Components/ArrayObjTest.php
index ccef92f..f32173c 100644
--- a/tests/Components/ArrayObjTest.php
+++ b/tests/Components/ArrayObjTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/CaseExpressionTest.php b/tests/Components/CaseExpressionTest.php
index 52078ef..cb9290c 100644
--- a/tests/Components/CaseExpressionTest.php
+++ b/tests/Components/CaseExpressionTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/ComponentTest.php b/tests/Components/ComponentTest.php
index 8686160..fec0f56 100644
--- a/tests/Components/ComponentTest.php
+++ b/tests/Components/ComponentTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Components/ConditionTest.php b/tests/Components/ConditionTest.php
index 27c6a4f..eb8cca1 100644
--- a/tests/Components/ConditionTest.php
+++ b/tests/Components/ConditionTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/CreateDefinitionTest.php b/tests/Components/CreateDefinitionTest.php
index 3683e29..6b97cb1 100644
--- a/tests/Components/CreateDefinitionTest.php
+++ b/tests/Components/CreateDefinitionTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/ExpressionArrayTest.php b/tests/Components/ExpressionArrayTest.php
index ede3954..597d0a3 100644
--- a/tests/Components/ExpressionArrayTest.php
+++ b/tests/Components/ExpressionArrayTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/ExpressionTest.php b/tests/Components/ExpressionTest.php
index 943aa6a..ae7f0f6 100644
--- a/tests/Components/ExpressionTest.php
+++ b/tests/Components/ExpressionTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/FunctionCallTest.php b/tests/Components/FunctionCallTest.php
index 20ac4c6..386b220 100644
--- a/tests/Components/FunctionCallTest.php
+++ b/tests/Components/FunctionCallTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/GroupKeywordTest.php b/tests/Components/GroupKeywordTest.php
index aa88c60..41ff89a 100644
--- a/tests/Components/GroupKeywordTest.php
+++ b/tests/Components/GroupKeywordTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/IntoKeywordTest.php b/tests/Components/IntoKeywordTest.php
index 2ebf5ee..896c363 100644
--- a/tests/Components/IntoKeywordTest.php
+++ b/tests/Components/IntoKeywordTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/JoinKeywordTest.php b/tests/Components/JoinKeywordTest.php
index 9e8b85f..91fd4a6 100644
--- a/tests/Components/JoinKeywordTest.php
+++ b/tests/Components/JoinKeywordTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/KeyTest.php b/tests/Components/KeyTest.php
index c27b9d8..aeb403d 100644
--- a/tests/Components/KeyTest.php
+++ b/tests/Components/KeyTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/LimitTest.php b/tests/Components/LimitTest.php
index 8d336b2..f7bbbce 100644
--- a/tests/Components/LimitTest.php
+++ b/tests/Components/LimitTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/LockExpressionTest.php b/tests/Components/LockExpressionTest.php
index 0f8e418..7f26c5e 100644
--- a/tests/Components/LockExpressionTest.php
+++ b/tests/Components/LockExpressionTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/OptionsArrayTest.php b/tests/Components/OptionsArrayTest.php
index c5b6eb7..3904fdf 100644
--- a/tests/Components/OptionsArrayTest.php
+++ b/tests/Components/OptionsArrayTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/OrderKeywordTest.php b/tests/Components/OrderKeywordTest.php
index ffacfd4..11468fb 100644
--- a/tests/Components/OrderKeywordTest.php
+++ b/tests/Components/OrderKeywordTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/ParameterDefinitionTest.php b/tests/Components/ParameterDefinitionTest.php
index 683eb3a..38d28e0 100644
--- a/tests/Components/ParameterDefinitionTest.php
+++ b/tests/Components/ParameterDefinitionTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/PartitionDefinitionTest.php b/tests/Components/PartitionDefinitionTest.php
index 7edc21e..93bc4d5 100644
--- a/tests/Components/PartitionDefinitionTest.php
+++ b/tests/Components/PartitionDefinitionTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/ReferenceTest.php b/tests/Components/ReferenceTest.php
index 178776c..19768c7 100644
--- a/tests/Components/ReferenceTest.php
+++ b/tests/Components/ReferenceTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Components/RenameOperationTest.php b/tests/Components/RenameOperationTest.php
index 919c4bd..6f38605 100644
--- a/tests/Components/RenameOperationTest.php
+++ b/tests/Components/RenameOperationTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
diff --git a/tests/Lexer/ContextTest.php b/tests/Lexer/ContextTest.php
index d822cd3..47bd10a 100644
--- a/tests/Lexer/ContextTest.php
+++ b/tests/Lexer/ContextTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Lexer;
 
diff --git a/tests/Lexer/IsMethodsTest.php b/tests/Lexer/IsMethodsTest.php
index 56552c7..9095907 100644
--- a/tests/Lexer/IsMethodsTest.php
+++ b/tests/Lexer/IsMethodsTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Lexer;
 
diff --git a/tests/Lexer/LexerTest.php b/tests/Lexer/LexerTest.php
index 353e80a..f5276af 100644
--- a/tests/Lexer/LexerTest.php
+++ b/tests/Lexer/LexerTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Lexer;
 
diff --git a/tests/Lexer/TokenTest.php b/tests/Lexer/TokenTest.php
index 535f933..370824e 100644
--- a/tests/Lexer/TokenTest.php
+++ b/tests/Lexer/TokenTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Lexer;
 
diff --git a/tests/Lexer/TokensListTest.php b/tests/Lexer/TokensListTest.php
index 4bb844a..a03bfad 100644
--- a/tests/Lexer/TokensListTest.php
+++ b/tests/Lexer/TokensListTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Lexer;
 
diff --git a/tests/Misc/BugsTest.php b/tests/Misc/BugsTest.php
index 5dbb861..3065308 100644
--- a/tests/Misc/BugsTest.php
+++ b/tests/Misc/BugsTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Misc/ParameterTest.php b/tests/Misc/ParameterTest.php
index fa6b79c..a8b2f9b 100644
--- a/tests/Misc/ParameterTest.php
+++ b/tests/Misc/ParameterTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Misc;
 
diff --git a/tests/Misc/UtfStringTest.php b/tests/Misc/UtfStringTest.php
index afa3b0c..d2c4dbf 100644
--- a/tests/Misc/UtfStringTest.php
+++ b/tests/Misc/UtfStringTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Misc;
 
diff --git a/tests/Parser/AlterStatementTest.php b/tests/Parser/AlterStatementTest.php
index 4582a23..1680d4d 100644
--- a/tests/Parser/AlterStatementTest.php
+++ b/tests/Parser/AlterStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/CallStatementTest.php b/tests/Parser/CallStatementTest.php
index 0bb34e1..671a9f9 100644
--- a/tests/Parser/CallStatementTest.php
+++ b/tests/Parser/CallStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/CreateStatementTest.php b/tests/Parser/CreateStatementTest.php
index 1ac1ddc..56c3c72 100644
--- a/tests/Parser/CreateStatementTest.php
+++ b/tests/Parser/CreateStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/DeleteStatementTest.php b/tests/Parser/DeleteStatementTest.php
index 348d666..ecfe9f4 100644
--- a/tests/Parser/DeleteStatementTest.php
+++ b/tests/Parser/DeleteStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/ExplainStatement.php b/tests/Parser/ExplainStatement.php
index 804a0e4..2001bed 100644
--- a/tests/Parser/ExplainStatement.php
+++ b/tests/Parser/ExplainStatement.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/InsertStatementTest.php b/tests/Parser/InsertStatementTest.php
index 396b6c4..a1b097c 100644
--- a/tests/Parser/InsertStatementTest.php
+++ b/tests/Parser/InsertStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/LoadStatementTest.php b/tests/Parser/LoadStatementTest.php
index f18dcf6..41e947b 100644
--- a/tests/Parser/LoadStatementTest.php
+++ b/tests/Parser/LoadStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/LockStatementTest.php b/tests/Parser/LockStatementTest.php
index 0f7a416..19b778e 100644
--- a/tests/Parser/LockStatementTest.php
+++ b/tests/Parser/LockStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/ParserTest.php b/tests/Parser/ParserTest.php
index 16dcbf9..3f37072 100644
--- a/tests/Parser/ParserTest.php
+++ b/tests/Parser/ParserTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/PurgeStatementTest.php b/tests/Parser/PurgeStatementTest.php
index 8716cb4..deca5c5 100644
--- a/tests/Parser/PurgeStatementTest.php
+++ b/tests/Parser/PurgeStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/RenameStatementTest.php b/tests/Parser/RenameStatementTest.php
index 47db80e..84253bd 100644
--- a/tests/Parser/RenameStatementTest.php
+++ b/tests/Parser/RenameStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/ReplaceStatementTest.php b/tests/Parser/ReplaceStatementTest.php
index 9745ada..ba304d8 100644
--- a/tests/Parser/ReplaceStatementTest.php
+++ b/tests/Parser/ReplaceStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/RestoreStatementTest.php b/tests/Parser/RestoreStatementTest.php
index d8b73dc..1f2a308 100644
--- a/tests/Parser/RestoreStatementTest.php
+++ b/tests/Parser/RestoreStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/SelectStatementTest.php b/tests/Parser/SelectStatementTest.php
index cc860f0..8c1af98 100644
--- a/tests/Parser/SelectStatementTest.php
+++ b/tests/Parser/SelectStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/SetStatementTest.php b/tests/Parser/SetStatementTest.php
index b3ae9c2..7c767a5 100644
--- a/tests/Parser/SetStatementTest.php
+++ b/tests/Parser/SetStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/TransactionStatementTest.php b/tests/Parser/TransactionStatementTest.php
index 6234f17..b72a21b 100644
--- a/tests/Parser/TransactionStatementTest.php
+++ b/tests/Parser/TransactionStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/Parser/UpdateStatementTest.php b/tests/Parser/UpdateStatementTest.php
index 8a47f44..448be52 100644
--- a/tests/Parser/UpdateStatementTest.php
+++ b/tests/Parser/UpdateStatementTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Parser;
 
diff --git a/tests/TestCase.php b/tests/TestCase.php
index cb925e1..71febab 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -1,8 +1,8 @@
 <?php
-
 /**
  * Bootstrap for tests.
  */
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests;
 
diff --git a/tests/Utils/BufferedQueryTest.php b/tests/Utils/BufferedQueryTest.php
index f31dd78..bbf886f 100644
--- a/tests/Utils/BufferedQueryTest.php
+++ b/tests/Utils/BufferedQueryTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Utils;
 
diff --git a/tests/Utils/CLITest.php b/tests/Utils/CLITest.php
index ebcd35e..bacf5fb 100644
--- a/tests/Utils/CLITest.php
+++ b/tests/Utils/CLITest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Utils;
 
diff --git a/tests/Utils/ErrorTest.php b/tests/Utils/ErrorTest.php
index d7d1393..7e1326f 100644
--- a/tests/Utils/ErrorTest.php
+++ b/tests/Utils/ErrorTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Utils;
 
diff --git a/tests/Utils/FormatterTest.php b/tests/Utils/FormatterTest.php
index 152359e..7776a8e 100644
--- a/tests/Utils/FormatterTest.php
+++ b/tests/Utils/FormatterTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Utils;
 
diff --git a/tests/Utils/MiscTest.php b/tests/Utils/MiscTest.php
index 01a2926..dbd200e 100644
--- a/tests/Utils/MiscTest.php
+++ b/tests/Utils/MiscTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Utils;
 
diff --git a/tests/Utils/QueryTest.php b/tests/Utils/QueryTest.php
index 6991870..0d62915 100644
--- a/tests/Utils/QueryTest.php
+++ b/tests/Utils/QueryTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Utils;
 
diff --git a/tests/Utils/RoutineTest.php b/tests/Utils/RoutineTest.php
index 9a7c4ca..81a8325 100644
--- a/tests/Utils/RoutineTest.php
+++ b/tests/Utils/RoutineTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Utils;
 
diff --git a/tests/Utils/TableTest.php b/tests/Utils/TableTest.php
index fe68100..9d5d3b0 100644
--- a/tests/Utils/TableTest.php
+++ b/tests/Utils/TableTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Utils;
 
diff --git a/tests/Utils/TokensTest.php b/tests/Utils/TokensTest.php
index 533021c..200dfe6 100644
--- a/tests/Utils/TokensTest.php
+++ b/tests/Utils/TokensTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Tests\Utils;