add testcase for Credentials.

Author: huiguangjun

tests/OSS/Tests/OssClientTest.php

@@ -4,6 +4,79 @@
 
 use OSS\Core\OssException;
 use OSS\OssClient;
+use OSS\Credentials\Credentials;
+use OSS\Credentials\CredentialsProvider;
+use OSS\Credentials\StaticCredentialsProvider;
+
+class TestEmptyIdCredentials extends Credentials
+{
+    public function __construct()
+    {
+    }
+
+    public function getAccessKeyId()
+    {
+        return '';
+    }
+
+    public function getAccessKeySecret()
+    {
+        return 'secret';
+    }
+
+    public function getSecurityToken()
+    {
+        return null;
+    }
+}
+
+class TestEmptySecretCredentials extends Credentials
+{
+    public function __construct()
+    {
+    }
+
+    public function getAccessKeyId()
+    {
+        return 'id';
+    }
+
+    public function getAccessKeySecret()
+    {
+        return '';
+    }
+
+    public function getSecurityToken()
+    {
+        return null;
+    }
+}
+
+
+class TestCredentialsProvider implements CredentialsProvider
+{
+    private $credentials;
+    public function __construct($flag)
+    {
+        if ($flag == 2) {
+            $this->credentials =  new TestEmptyIdCredentials();
+        }
+        else if ($flag == 1) {
+            $this->credentials =  new TestEmptySecretCredentials();
+        }
+        else {
+            $this->credentials = null;
+        }
+    }
+
+    /**
+     * @return Credentials
+     */
+    public function getCredentials()
+    {
+        return $this->credentials;
+    }
+}
 
 
 class OssClientTest extends TestOssClientBase
@@ -343,4 +416,79 @@ public function testStsToken()
             $this->assertFalse(true);
         }
     }
+
+    public function testEmptyCredentials()
+    {
+        // empty case, should throw exception
+        try {
+            $id = '';
+            $secret = 'accessKey_secret';
+            $provider = new StaticCredentialsProvider($id, $secret);
+            $config = array(
+                'provider' => $provider,
+                'endpoint'=>'http://oss-cn-hangzhou.aliyuncs.com'
+            );
+            $ossClient = new OssClient($config);
+            $this->assertFalse(true);
+        } catch (OssException $e) {
+            $this->assertEquals('access key id is empty', $e->getMessage());
+        }
+
+        // empty case, should throw exception
+        try {
+            $id = 'id';
+            $secret = '';
+            $provider = new StaticCredentialsProvider($id, $secret);
+            $config = array(
+                'provider' => $provider,
+                'endpoint'=>'http://oss-cn-hangzhou.aliyuncs.com'
+            );
+            $ossClient = new OssClient($config);
+            $this->assertFalse(true);
+        } catch (OssException $e) {
+            $this->assertEquals('access key secret is empty', $e->getMessage());
+        }
+
+        // empty case, should throw exception
+        try {
+            $provider = new TestCredentialsProvider(0);
+            $config = array(
+                'provider' => $provider,
+                'endpoint'=>'http://oss-cn-hangzhou.aliyuncs.com'
+            );
+            $ossClient = new OssClient($config);
+            $ossClient->getBucketAcl("bucket");
+            $this->assertFalse(true);
+        } catch (OssException $e) {
+            $this->assertEquals('credentials is empty.', $e->getMessage());
+        }
+
+        // empty case, should throw exception
+        try {
+            $provider = new TestCredentialsProvider(1);
+            $config = array(
+                'provider' => $provider,
+                'endpoint'=>'http://oss-cn-hangzhou.aliyuncs.com'
+            );
+            $ossClient = new OssClient($config);
+            $ossClient->getBucketAcl("bucket");
+            $this->assertFalse(true);
+        } catch (OssException $e) {
+            $this->assertEquals('access key secret is empty', $e->getMessage());
+        }
+
+        // empty case, should throw exception
+        try {
+            $provider = new TestCredentialsProvider(2);
+            $config = array(
+                'provider' => $provider,
+                'endpoint'=>'http://oss-cn-hangzhou.aliyuncs.com'
+            );
+            $ossClient = new OssClient($config);
+            $ossClient->getBucketAcl("bucket");
+            $this->assertFalse(true);
+        } catch (OssException $e) {
+            $this->assertEquals('access key id is empty', $e->getMessage());
+        }
+    }
 }