From 74e7decbbf130485a5bc5d792fb4f9285143bce3 Mon Sep 17 00:00:00 2001
From: Paul Yang <TeBoring@users.noreply.github.com>
Date: Thu, 30 Nov 2017 12:19:50 -0800
Subject: Provide discardUnknonwnFields API in php (#3976)

* Provide discardUnknownFields API in php implementation

* Provide discardUnknownFields API in php c extension.
---
 php/tests/encode_decode_test.php | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'php/tests')

diff --git a/php/tests/encode_decode_test.php b/php/tests/encode_decode_test.php
index 4dca922b..4512c871 100644
--- a/php/tests/encode_decode_test.php
+++ b/php/tests/encode_decode_test.php
@@ -466,6 +466,13 @@ class EncodeDecodeTest extends TestBase
         $m->mergeFromString($from);
         $to = $m->serializeToString();
         $this->assertSame(bin2hex($from), bin2hex($to));
+
+        $m = new TestMessage();
+        $from = hex2bin('F80601');
+        $m->mergeFromString($from);
+        $m->discardUnknownFields();
+        $to = $m->serializeToString();
+        $this->assertSame("", bin2hex($to));
     }
 
     public function testJsonEncode()
-- 
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