diff --git a/src/Symfony/Component/ExpressionLanguage/Tests/ExpressionLanguageTest.php b/src/Symfony/Component/ExpressionLanguage/Tests/ExpressionLanguageTest.php
index 309472c4321b0..e3d763db4677e 100644
--- a/src/Symfony/Component/ExpressionLanguage/Tests/ExpressionLanguageTest.php
+++ b/src/Symfony/Component/ExpressionLanguage/Tests/ExpressionLanguageTest.php
@@ -72,23 +72,23 @@ public function testCachedParse()
     public function testConstantFunction()
     {
         $expressionLanguage = new ExpressionLanguage();
-        $this->assertEquals(\PHP_VERSION, $expressionLanguage->evaluate('constant("PHP_VERSION")'));
+        $this->assertSame(\PHP_VERSION, $expressionLanguage->evaluate('constant("PHP_VERSION")'));
 
         $expressionLanguage = new ExpressionLanguage();
-        $this->assertEquals('\constant("PHP_VERSION")', $expressionLanguage->compile('constant("PHP_VERSION")'));
+        $this->assertSame('\constant("PHP_VERSION")', $expressionLanguage->compile('constant("PHP_VERSION")'));
     }
 
     public function testProviders()
     {
         $expressionLanguage = new ExpressionLanguage(null, [new TestProvider()]);
-        $this->assertEquals('foo', $expressionLanguage->evaluate('identity("foo")'));
-        $this->assertEquals('"foo"', $expressionLanguage->compile('identity("foo")'));
-        $this->assertEquals('FOO', $expressionLanguage->evaluate('strtoupper("foo")'));
-        $this->assertEquals('\strtoupper("foo")', $expressionLanguage->compile('strtoupper("foo")'));
-        $this->assertEquals('foo', $expressionLanguage->evaluate('strtolower("FOO")'));
-        $this->assertEquals('\strtolower("FOO")', $expressionLanguage->compile('strtolower("FOO")'));
+        $this->assertSame('foo', $expressionLanguage->evaluate('identity("foo")'));
+        $this->assertSame('"foo"', $expressionLanguage->compile('identity("foo")'));
+        $this->assertSame('FOO', $expressionLanguage->evaluate('strtoupper("foo")'));
+        $this->assertSame('\strtoupper("foo")', $expressionLanguage->compile('strtoupper("foo")'));
+        $this->assertSame('foo', $expressionLanguage->evaluate('strtolower("FOO")'));
+        $this->assertSame('\strtolower("FOO")', $expressionLanguage->compile('strtolower("FOO")'));
         $this->assertTrue($expressionLanguage->evaluate('fn_namespaced()'));
-        $this->assertEquals('\Symfony\Component\ExpressionLanguage\Tests\Fixtures\fn_namespaced()', $expressionLanguage->compile('fn_namespaced()'));
+        $this->assertSame('\Symfony\Component\ExpressionLanguage\Tests\Fixtures\fn_namespaced()', $expressionLanguage->compile('fn_namespaced()'));
     }
 
     /**
@@ -97,7 +97,7 @@ public function testProviders()
     public function testShortCircuitOperatorsEvaluate($expression, array $values, $expected)
     {
         $expressionLanguage = new ExpressionLanguage();
-        $this->assertEquals($expected, $expressionLanguage->evaluate($expression, $values));
+        $this->assertSame($expected, $expressionLanguage->evaluate($expression, $values));
     }
 
     /**