Add tests

maidmaid · maidmaid · commit d1d949f3341d · 2017-02-22T22:47:53.000+01:00
diff --git a/src/Symfony/Component/ExpressionLanguage/Tests/ExpressionLanguageTest.php b/src/Symfony/Component/ExpressionLanguage/Tests/ExpressionLanguageTest.php
@@ -11,6 +11,7 @@
 
 namespace Symfony\Component\ExpressionLanguage\Tests;
 
+use Symfony\Component\ExpressionLanguage\ExpressionFunction;
 use PHPUnit\Framework\TestCase;
 use Symfony\Component\ExpressionLanguage\ExpressionLanguage;
 use Symfony\Component\ExpressionLanguage\Tests\Fixtures\TestProvider;
@@ -139,4 +140,22 @@ public function testCachingWithDifferentNamesOrder()
         $expressionLanguage->compile($expression, array('a', 'B' => 'b'));
         $expressionLanguage->compile($expression, array('B' => 'b', 'a'));
     }
+
+    public function testAddingFunctionAfterEval()
+    {
+        $el = new ExpressionLanguage();
+        $el->evaluate('1 + 1');
+        $el->addFunction(new ExpressionFunction('fn', function () {}, function () {}));
+        $result = $el->evaluate('fn()');
+        $this->assertNull($result);
+    }
+
+    public function testAddingFunctionAfterCompile()
+    {
+        $el = new ExpressionLanguage();
+        $el->compile('1 + 1');
+        $el->addFunction(new ExpressionFunction('fn', function () {}, function () {}));
+        $result = $el->compile('fn()');
+        $this->assertEmpty($result);
+    }
 }
