[VarDumper] add a GMP caster in order to cast GMP resources into string or integer

Amrouche Hamza · Amrouche Hamza · commit 75d96361bdb5 · 2017-12-01T08:42:39.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -97,6 +97,8 @@ before_install:
       echo extension = redis.so >> $INI
       echo extension = memcached.so >> $INI
       echo extension = mongodb.so >> $INI
+      echo extension = gmp.so >> $INI
+
 
       # Matrix lines for intermediate PHP versions are skipped for pull requests
       if [[ ! $deps && ! $PHP = $MIN_PHP && $TRAVIS_PULL_REQUEST != false ]]; then
diff --git a/src/Symfony/Component/VarDumper/Caster/GmpCaster.php b/src/Symfony/Component/VarDumper/Caster/GmpCaster.php
@@ -0,0 +1,32 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+/**
+ * Transform a GMP object to a integer or a string. It need the gmp php extension
+ *
+ *
+ * @author Amrouche Hamza <hamza.simperfit@gmail.com>
+ */
+class GmpCaster
+{
+    public static function convertToInt(\GMP $value): int
+    {
+        return gmp_intval($value);
+    }
+
+    public static function convertToString(\GMP $value): string
+    {
+        return gmp_strval($value);
+    }
+
+}
diff --git a/src/Symfony/Component/VarDumper/Tests/Caster/GmpCasterTest.php b/src/Symfony/Component/VarDumper/Tests/Caster/GmpCasterTest.php
@@ -0,0 +1,57 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: hamza
+ * Date: 01/12/2017
+ * Time: 08:24
+ */
+
+/*
+* This file is part of the ***PROJECT*** project.
+*
+* (c) hamza <hamza>
+*
+* For the full copyright and license information, please view the LICENSE
+* file that was distributed with this source code.
+*/
+
+namespace Symfony\Component\VarDumper\Tests\Caster;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\VarDumper\Caster\GmpCaster;
+
+class GmpCasterTest extends TestCase
+{
+    public function testConvertToInt()
+    {
+        if (false === extension_loaded('gmp')) {
+            $this->markTestSkipped('GMP PHP extension should be loaded to run be able to parse GMP resources');
+        }
+
+        $gmpString = gmp_init('1234');
+        $gmpOctal = gmp_init(010);
+        $gmp = gmp_init('01101');
+
+        $this->assertEquals(1234, GmpCaster::convertToInt($gmpString));
+        $this->assertEquals(8, GmpCaster::convertToInt($gmpOctal));
+        $this->assertEquals(577, GmpCaster::convertToInt($gmp));
+
+
+    }
+
+    public function testConvertToString()
+    {
+        if (false === extension_loaded('gmp')) {
+            $this->markTestSkipped('GMP PHP extension should be loaded to run be able to parse GMP resources');
+        }
+
+        $gmpString = gmp_init('1234');
+        $gmpOctal = gmp_init(010);
+        $gmp = gmp_init('01101');
+
+        $this->assertEquals('1234', GmpCaster::convertToString($gmpString));
+        $this->assertEquals('8', GmpCaster::convertToString($gmpOctal));
+        $this->assertEquals('577', GmpCaster::convertToString($gmp));
+
+    }
+}
diff --git a/src/Symfony/Component/VarDumper/composer.json b/src/Symfony/Component/VarDumper/composer.json
@@ -29,7 +29,8 @@
     },
     "suggest": {
         "ext-iconv": "To convert non-UTF-8 strings to UTF-8 (or symfony/polyfill-iconv in case ext-iconv cannot be used).",
-        "ext-intl": "To show region name in time zone dump"
+        "ext-intl": "To show region name in time zone dump",
+        "ext-gmp": "To dump GMP resources to string or integer"
     },
     "autoload": {
         "files": [ "Resources/functions/dump.php" ],
