From 49e19415b3433f035498e4aebcc290a7fabe2b36 Mon Sep 17 00:00:00 2001
From: sc0Vu <alk03073135@gmail.com>
Date: Wed, 7 Feb 2018 11:48:37 +0800
Subject: [PATCH] Add Eth tests.

---
 test/unit/EthApiTest.php | 15 +++++++++++++++
 test/unit/EthTest.php    | 20 +++++++++++++++++++-
 2 files changed, 34 insertions(+), 1 deletion(-)

diff --git a/test/unit/EthApiTest.php b/test/unit/EthApiTest.php
index 0d4cc4b..5a267fb 100644
--- a/test/unit/EthApiTest.php
+++ b/test/unit/EthApiTest.php
@@ -3,6 +3,7 @@
 namespace Test\Unit;
 
 use RuntimeException;
+use InvalidArgumentException;
 use Test\TestCase;
 use phpseclib\Math\BigInteger as BigNumber;
 
@@ -825,4 +826,18 @@ class EthApiTest extends TestCase
             $this->assertTrue(true);
         });
     }
+
+    /**
+     * testWrongCallback
+     * 
+     * @return void
+     */
+    public function testWrongCallback()
+    {
+        $this->expectException(InvalidArgumentException::class);
+
+        $eth = $this->eth;
+
+        $eth->protocolVersion();
+    }
 }
\ No newline at end of file
diff --git a/test/unit/EthTest.php b/test/unit/EthTest.php
index 8b587fc..50295bd 100644
--- a/test/unit/EthTest.php
+++ b/test/unit/EthTest.php
@@ -7,6 +7,7 @@ use Test\TestCase;
 use Web3\Providers\HttpProvider;
 use Web3\RequestManagers\RequestManager;
 use Web3\RequestManagers\HttpRequestManager;
+use Web3\Eth;
 
 class EthTest extends TestCase
 {
@@ -36,7 +37,7 @@ class EthTest extends TestCase
      */
     public function testInstance()
     {
-        $eth = $this->eth;
+        $eth = new Eth($this->testHost);
 
         $this->assertTrue($eth->provider instanceof HttpProvider);
         $this->assertTrue($eth->provider->requestManager instanceof RequestManager);
@@ -54,5 +55,22 @@ class EthTest extends TestCase
         $eth->provider = new HttpProvider($requestManager);
 
         $this->assertEquals($eth->provider->requestManager->host, 'http://localhost:8545');
+
+        $eth->provider = null;
+
+        $this->assertEquals($eth->provider->requestManager->host, 'http://localhost:8545');
+    }
+
+    /**
+     * testCallThrowRuntimeException
+     * 
+     * @return void
+     */
+    public function testCallThrowRuntimeException()
+    {
+        $this->expectException(RuntimeException::class);
+
+        $eth = new Eth(null);
+        $eth->protocolVersion();
     }
 }
\ No newline at end of file