feat: implement Address#fromMultiSignatureAsset

Author: Brian Faust

src/Identities/Address.php

@@ -44,6 +44,19 @@ public static function fromPassphrase(string $passphrase, AbstractNetwork $netwo
         return static::fromPrivateKey(PrivateKey::fromPassphrase($passphrase), $network);
     }
 
+    /**
+     * Derive the address from the given multi-signature asset.
+     *
+     * @param int   $min
+     * @param array $publicKeys
+     *
+     * @return string
+     */
+    public static function fromMultiSignatureAsset(int $min, array $publicKeys): string
+    {
+        return static::fromPublicKey(PublicKey::fromMultiSignatureAsset($min, $publicKeys)->getHex());
+    }
+
     /**
      * Derive the address from the given public key.
      *

tests/Unit/Identities/AddressTest.php

@@ -44,6 +44,20 @@ public function it_should_get_the_address_from_passphrase()
         $this->assertSame($fixture['data']['address'], $actual);
     }
 
+    /** @test */
+    public function it_should_get_the_address_from_a_multi_signature_asset()
+    {
+        $actual = TestClass::fromMultiSignatureAsset(3, [
+            '02fb3def2593a00c5b84620addf28ff21bac452bd71a37d4d8e24f301683a81b56',
+            '02bc9f661fcc8abca65fe9aff4614036867b7fdcc5730085ccc5cb854664d0194b',
+            '03c44c6b6cc9893ae21ca606712fd0f6f03c41ce81c4f6ce5a640f4b0b82ec1ce0',
+            '020300039e973baf5e46b945777cfae330d6392cdb039b1cebc5c3382d421166c3',
+            '03b050073621b9b5caec9461d44d6bcf21a858c47dd88230ce723e25c1bc75c219',
+        ]);
+
+        $this->assertSame('DMNBBtYt1teAKxA2BpiTW9PA3gX3Ad5dyk', $actual);
+    }
+
     /** @test */
     public function it_should_get_the_address_from_public_key()
     {

tests/Unit/Identities/PublicKeyTest.php

@@ -38,13 +38,15 @@ public function it_should_get_the_public_key_from_passphrase()
     public function it_should_get_the_public_key_from_a_multi_signature_asset()
     {
         $actual = TestClass::fromMultiSignatureAsset(3, [
-            TestClass::fromPassphrase('secret 1')->getHex(),
-            TestClass::fromPassphrase('secret 2')->getHex(),
-            TestClass::fromPassphrase('secret 3')->getHex(),
+            '02fb3def2593a00c5b84620addf28ff21bac452bd71a37d4d8e24f301683a81b56',
+            '02bc9f661fcc8abca65fe9aff4614036867b7fdcc5730085ccc5cb854664d0194b',
+            '03c44c6b6cc9893ae21ca606712fd0f6f03c41ce81c4f6ce5a640f4b0b82ec1ce0',
+            '020300039e973baf5e46b945777cfae330d6392cdb039b1cebc5c3382d421166c3',
+            '03b050073621b9b5caec9461d44d6bcf21a858c47dd88230ce723e25c1bc75c219',
         ]);
 
         $this->assertSame(
-            '0279f05076556da7173610a7676399c3620276ebbf8c67552ad3b1f26ec7627794',
+            '03da05c1c1d4f9c6bda13695b2f29fbc65d9589edc070fc61fe97974be3e59c14e',
             $actual->getHex()
         );
     }