minor symfony#58462 [ExpressionLanguage] Add missing test case for Lexer (alexandre-daubois)

This PR was merged into the 5.4 branch.

Discussion
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[ExpressionLanguage] Add missing test case for `Lexer`

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Issues        | -
| License       | MIT

Adds a missing test case for `Lexer`. Unclosed brackets are already tested, but not closing bracket without abnormal opening one.

Commits
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4eb9157 [ExpressionLanguage] Add missing test case for `Lexer`

Author: fabpot

src/Symfony/Component/ExpressionLanguage/Tests/LexerTest.php

@@ -54,6 +54,16 @@ public function testTokenizeThrowsErrorOnUnclosedBrace()
         $this->lexer->tokenize($expression);
     }
 
+    public function testTokenizeOnNotOpenedBracket()
+    {
+        $this->expectException(SyntaxError::class);
+        $this->expectExceptionMessage('Unexpected ")" around position 7 for expression `service)not.opened.expression.dummyMethod()`.');
+
+        $expression = 'service)not.opened.expression.dummyMethod()';
+
+        $this->lexer->tokenize($expression);
+    }
+
     public static function getTokenizeData()
     {
         return [