[11.x] Fix validated method (#50319)

Author: nshiro

src/Illuminate/Validation/Validator.php

@@ -577,7 +577,11 @@ public function safe(array $keys = null)
      */
     public function validated()
     {
-        throw_if($this->invalid(), $this->exception, $this);
+        if (! $this->messages) {
+            $this->passes();
+        }
+
+        throw_if($this->messages->isNotEmpty(), $this->exception, $this);
 
         $results = [];
 

tests/Validation/ValidationValidatorTest.php

@@ -167,6 +167,35 @@ public function testValidateDoesntThrowOnPass()
         $this->assertSame(['foo' => 'bar'], $v->validate());
     }
 
+    public function testValidatedThrowsOnFail()
+    {
+        $this->expectException(ValidationException::class);
+
+        $trans = $this->getIlluminateArrayTranslator();
+        $v = new Validator($trans, ['foo' => 'bar'], ['baz' => 'required']);
+
+        $v->validated();
+    }
+
+    public function testValidatedThrowsOnFailEvenAfterPassesCall()
+    {
+        $this->expectException(ValidationException::class);
+
+        $trans = $this->getIlluminateArrayTranslator();
+        $v = new Validator($trans, ['foo' => 'bar'], ['baz' => 'required']);
+
+        $v->passes();
+        $v->validated();
+    }
+
+    public function testValidatedDoesntThrowOnPass()
+    {
+        $trans = $this->getIlluminateArrayTranslator();
+        $v = new Validator($trans, ['foo' => 'bar'], ['foo' => 'required']);
+
+        $this->assertSame(['foo' => 'bar'], $v->validated());
+    }
+
     public function testHasFailedValidationRules()
     {
         $trans = $this->getIlluminateArrayTranslator();