Added tests for Ed25519Key and Secp256K1Key

Signed-off-by: Roman Bylbas <romka.bulbas@gmail.com>

Author: Roman Bylbas

.gitignore

@@ -1,2 +1,3 @@
 .idea
 /vendor
+.phpunit.*

tests/Assets/Ed25519PublicKey.pem

@@ -0,0 +1,3 @@
+-----BEGIN PUBLIC KEY-----
+MCowBQYDK2VwAyEA2MlSwH0IxuvstH1WCGFtXXomJaEFPIzKosRgWxUzjMc=
+-----END PUBLIC KEY-----

tests/Assets/Ed25519SecretKey.pem

@@ -0,0 +1,3 @@
+-----BEGIN PRIVATE KEY-----
+MC4CAQAwBQYDK2VwBCIEINRjlbiAvFJvucKQAmvDatlOviXQg9bU+yh1dw8+Mexs
+-----END PRIVATE KEY-----

tests/Assets/Secp256K1PublicKey.pem

@@ -0,0 +1,4 @@
+-----BEGIN PUBLIC KEY-----
+MFYwEAYHKoZIzj0CAQYFK4EEAAoDQgAExtEDVh+DpBKB0njgfkWQVSm/JddPoYRj
+GjCa/nvD3AZbWpRrnx2PmN7Z2Ax7AFZlKkZH/DXHzTw1hEzTMIcnwA==
+-----END PUBLIC KEY-----

tests/Assets/Secp256K1SecretKey.pem

@@ -0,0 +1,5 @@
+-----BEGIN EC PRIVATE KEY-----
+MHQCAQEEIMrpkkX79/3XH7FsLPt6hLDTlu2keHoV4dkG0H8dpWlToAcGBSuBBAAK
+oUQDQgAExtEDVh+DpBKB0njgfkWQVSm/JddPoYRjGjCa/nvD3AZbWpRrnx2PmN7Z
+2Ax7AFZlKkZH/DXHzTw1hEzTMIcnwA==
+-----END EC PRIVATE KEY-----

tests/Rpc/RpcClientTest.php tests/Functional/Rpc/RpcClientTest.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace Tests\Rpc;
+namespace Tests\Functional\Rpc;
 
 use PHPUnit\Framework\TestCase;
 

tests/Unit/Util/Crypto/Ed25519KeyTest.php

@@ -0,0 +1,66 @@
+<?php
+
+namespace Tests\Unit\Util\Crypto;
+
+use PHPUnit\Framework\TestCase;
+
+use Casper\Util\Crypto\Ed25519Key;
+
+class Ed25519KeyTest extends TestCase
+{
+    /**
+     * @throws \Exception
+     */
+    public function testCreateNewEd25519FromFile(): void
+    {
+        $publicKeyValue = 'd8c952c07d08c6ebecb47d5608616d5d7a2625a1053c8ccaa2c4605b15338cc7';
+        $ed25519KeyPair = Ed25519Key::createFromPrivateKeyFile('tests/Assets/Ed25519SecretKey.pem');
+
+        $this->assertEquals($publicKeyValue, $ed25519KeyPair->getPublicKey());
+    }
+
+    /**
+     * @throws \Exception
+     */
+    public function testCantCreateNewEd25519FromWrongFile(): void
+    {
+        $this->expectException(\Exception::class);
+        Ed25519Key::createFromPrivateKeyFile('tests/Assets/Secp256K1SecretKey.pem');
+    }
+
+    /**
+     * @throws \Exception
+     */
+    public function testExportPublicKeyInPem(): void
+    {
+        $publicKeyInPem = file_get_contents('tests/Assets/Ed25519PublicKey.pem');
+        $ed25519KeyPair = Ed25519Key::createFromPrivateKeyFile('tests/Assets/Ed25519SecretKey.pem');
+
+        $this->assertEquals($publicKeyInPem, $ed25519KeyPair->exportPublicKeyInPem());
+    }
+
+    /**
+     * @throws \Exception
+     */
+    public function testExportPrivateKeyInPem(): void
+    {
+        $privateKeyInPem = file_get_contents('tests/Assets/Ed25519SecretKey.pem');
+        $ed25519KeyPair = Ed25519Key::createFromPrivateKeyFile('tests/Assets/Ed25519SecretKey.pem');
+
+        $this->assertEquals($privateKeyInPem, $ed25519KeyPair->exportPrivateKeyInPem());
+    }
+
+    public function testSigningAndVerification(): void
+    {
+        $message = 'Hello world';
+        $ed25519KeyPair = Ed25519Key::createFromPrivateKeyFile('tests/Assets/Ed25519SecretKey.pem');
+
+        $signature = $ed25519KeyPair->sign($message);
+        $isVerified = $ed25519KeyPair->verify($signature, $message);
+        $this->assertTrue($isVerified);
+
+        $corruptedSignature = str_replace('3', '2', $signature);
+        $isVerified = $ed25519KeyPair->verify($corruptedSignature, $message);
+        $this->assertFalse($isVerified);
+    }
+}

tests/Unit/Util/Crypto/Secp256K1KeyTest.php

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+<?php
+
+namespace Tests\Unit\Util\Crypto;
+
+use PHPUnit\Framework\TestCase;
+
+use Casper\Util\Crypto\Secp256K1Key;
+
+class Secp256K1KeyTest extends TestCase
+{
+    /**
+     * @throws \Exception
+     */
+    public function testCreateNewSecp256K1FromFile(): void
+    {
+        $compressedPublicKeyValue = '02c6d103561f83a41281d278e07e45905529bf25d74fa184631a309afe7bc3dc06';
+        $secp256k1KeyPair = Secp256K1Key::createFromPrivateKeyFile('tests/Assets/Secp256K1SecretKey.pem');
+
+        $this->assertEquals($compressedPublicKeyValue, $secp256k1KeyPair->getPublicKey());
+    }
+
+    /**
+     * @throws \Exception
+     */
+    public function testCantCreateNewSecp256K1FromWrongFile(): void
+    {
+        $this->expectException(\RuntimeException::class);
+        $this->expectExceptionMessage('Invalid data.');
+        Secp256K1Key::createFromPrivateKeyFile('tests/Assets/Ed25519SecretKey.pem');
+    }
+
+    /**
+     * @throws \Exception
+     */
+    public function testExportPublicKeyInPem(): void
+    {
+        $publicKeyInPem = file_get_contents('tests/Assets/Secp256K1PublicKey.pem');
+        $secp256k1KeyPair = Secp256K1Key::createFromPrivateKeyFile('tests/Assets/Secp256K1SecretKey.pem');
+
+        $this->assertEquals($publicKeyInPem, $secp256k1KeyPair->exportPublicKeyInPem());
+    }
+
+    /**
+     * @throws \Exception
+     */
+    public function testExportPrivateKeyInPem(): void
+    {
+        $privateKeyInPem = file_get_contents('tests/Assets/Secp256K1SecretKey.pem');
+        $secp256k1KeyPair = Secp256K1Key::createFromPrivateKeyFile('tests/Assets/Secp256K1SecretKey.pem');
+
+        $this->assertEquals($privateKeyInPem, $secp256k1KeyPair->exportPrivateKeyInPem());
+    }
+
+    /**
+     * @throws \Exception
+     */
+    public function testSigningAndVerification(): void
+    {
+        $message = 'Hello world';
+        $secp256k1KeyPair = Secp256K1Key::createFromPrivateKeyFile('tests/Assets/Secp256K1SecretKey.pem');
+
+        $signature = $secp256k1KeyPair->sign($message);
+        $isVerified = $secp256k1KeyPair->verify($signature, $message);
+        $this->assertTrue($isVerified);
+
+        $corruptedSignature = str_replace('3', '2', $signature);
+        $isVerified = $secp256k1KeyPair->verify($corruptedSignature, $message);
+        $this->assertFalse($isVerified);
+    }
+}