Add trailing slash to base URL

src/Client.php

@@ -31,7 +31,7 @@ public function __construct($url, Browser $browser, Parser $parser = null, Loade
 //             'follow_redirects' => false
 //         ));
 
-        $this->url = $url;
+        $this->url = rtrim($url, '/') . '/';
         $this->browser = $browser;
         $this->parser = $parser;
         $this->loader = $loader;
@@ -116,7 +116,7 @@ private function fetchXml($url)
 
     private function fetch($url)
     {
-        return $this->browser->get($this->url . $url)->then(
+        return $this->browser->get($this->url . ltrim($url, '/'))->then(
             function (Response $response) {
                 return (string)$response->getBody();
             },

tests/ClientTest.php

@@ -1,6 +1,8 @@
 <?php
 
 use Clue\React\ViewVcApi\Client;
+use Clue\React\Buzz\Message\Response;
+use Clue\React\Buzz\Message\Body;
 
 class ClientTest extends TestCase
 {
@@ -10,7 +12,7 @@ class ClientTest extends TestCase
 
     public function setUp()
     {
-        $this->url = 'http://viewvc.example.org/';
+        $this->url = 'http://viewvc.example.org';
         $this->browser = $this->getMockBuilder('Clue\React\Buzz\Browser')->disableOriginalConstructor()->getMock();
         $this->client = new Client($this->url, $this->browser);
     }
@@ -26,4 +28,24 @@ public function testInvalidFile()
         $promise = $this->client->fetchFile('invalid/');
         $this->expectPromiseReject($promise);
     }
+
+    public function testFetchFile()
+    {
+        $response = new Response('HTTP/1.0', 200, 'OK', null, new Body('# hello'));
+        $this->browser->expects($this->once())->method('get')->with($this->equalTo('http://viewvc.example.org/README.md?view=co'))->will($this->returnValue($this->createPromiseResolved($response)));
+
+        $promise = $this->client->fetchFile('README.md');
+
+        $this->expectPromiseResolveWith('# hello', $promise);
+    }
+
+    public function testFetchFileExcessiveSlashesAreIgnored()
+    {
+        $this->browser->expects($this->once())->method('get')->with($this->equalTo('http://viewvc.example.org/README.md?view=co'))->will($this->returnValue($this->createPromiseRejected()));
+
+        $client = new Client($this->url . '/', $this->browser);
+        $promise = $client->fetchFile('/README.md');
+
+        $this->expectPromiseReject($promise);
+    }
 }

tests/bootstrap.php

@@ -1,5 +1,7 @@
 <?php
 
+use React\Promise\Deferred;
+
 require __DIR__ . '/../vendor/autoload.php';
 
 class TestCase extends PHPUnit_Framework_TestCase
@@ -15,6 +17,18 @@ protected function expectCallableOnce()
         return $mock;
     }
 
+    protected function expectCallableOnceWith($value)
+    {
+        $mock = $this->createCallableMock();
+
+        $mock
+            ->expects($this->once())
+            ->method('__invoke')
+            ->with($this->equalTo($value));
+
+        return $mock;
+    }
+
     protected function expectCallableNever()
     {
         $mock = $this->createCallableMock();
@@ -42,6 +56,15 @@ protected function expectPromiseResolve($promise)
         return $promise;
     }
 
+    protected function expectPromiseResolveWith($value, $promise)
+    {
+        $this->assertInstanceOf('React\Promise\PromiseInterface', $promise);
+
+        $promise->then($this->expectCallableOnceWith($value), $this->expectCallableNever());
+
+        return $promise;
+    }
+
     protected function expectPromiseReject($promise)
     {
         $this->assertInstanceOf('React\Promise\PromiseInterface', $promise);
@@ -50,6 +73,22 @@ protected function expectPromiseReject($promise)
 
         return $promise;
     }
+
+    protected function createPromiseResolved($value = null)
+    {
+        $deferred = new Deferred();
+        $deferred->resolve($value);
+
+        return $deferred->promise();
+    }
+
+    protected function createPromiseRejected($value = null)
+    {
+        $deferred = new Deferred();
+        $deferred->reject($value);
+
+        return $deferred->promise();
+    }
 }
 
 class CallableStub