Update Composer, update everything

vendor/stack/builder/tests/unit/Stack/BuilderTest.php

@@ -0,0 +1,215 @@
+<?php
+
+namespace Stack;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+use Symfony\Component\HttpKernel\TerminableInterface;
+
+/** @covers Stack\Builder */
+class BuilderTest extends \PHPUnit_Framework_TestCase
+{
+    /** @test */
+    public function withoutMiddlewaresItShouldReturnOriginalResponse()
+    {
+        $app = $this->getHttpKernelMock(new Response('ok'));
+
+        $stack = new Builder();
+        $resolved = $stack->resolve($app);
+
+        $request = Request::create('/');
+        $response = $resolved->handle($request);
+
+        $this->assertInstanceOf('Stack\StackedHttpKernel', $resolved);
+        $this->assertSame('ok', $response->getContent());
+    }
+
+    /** @test */
+    public function resolvedKernelShouldDelegateTerminateCalls()
+    {
+        $app = $this->getTerminableMock();
+
+        $stack = new Builder();
+        $resolved = $stack->resolve($app);
+
+        $request = Request::create('/');
+        $response = new Response('ok');
+
+        $resolved->handle($request);
+        $resolved->terminate($request, $response);
+    }
+
+    /** @test */
+    public function pushShouldReturnSelf()
+    {
+        $stack = new Builder();
+        $this->assertSame($stack, $stack->push('Stack\AppendA'));
+    }
+
+    /** @test */
+    public function pushShouldThrowOnInvalidInput()
+    {
+        $this->setExpectedException('InvalidArgumentException', 'Missing argument(s) when calling push');
+        $stack = new Builder();
+        $stack->push();
+    }
+
+    /** @test */
+    public function unshiftShouldReturnSelf()
+    {
+        $stack = new Builder();
+        $this->assertSame($stack, $stack->unshift('Stack\AppendA'));
+    }
+
+    /** @test */
+    public function unshiftShouldThrowOnInvalidInput()
+    {
+        $this->setExpectedException('InvalidArgumentException', 'Missing argument(s) when calling unshift');
+        $stack = new Builder();
+        $stack->unshift();
+    }
+
+    /** @test */
+    public function appendMiddlewareShouldAppendToBody()
+    {
+        $app = $this->getHttpKernelMock(new Response('ok'));
+
+        $stack = new Builder();
+        $stack->push('Stack\AppendA');
+        $resolved = $stack->resolve($app);
+
+        $request = Request::create('/');
+        $response = $resolved->handle($request);
+
+        $this->assertSame('ok.A', $response->getContent());
+    }
+
+    /** @test */
+    public function unshiftMiddlewareShouldPutMiddlewareBeforePushed()
+    {
+        $app = $this->getHttpKernelMock(new Response('ok'));
+
+        $stack = new Builder();
+        $stack->push('Stack\Append', '2.');
+        $stack->unshift('Stack\Append', '1.');
+        $resolved = $stack->resolve($app);
+
+        $request = Request::create('/');
+        $response = $resolved->handle($request);
+
+        $this->assertSame('ok2.1.', $response->getContent());
+    }
+
+    /** @test */
+    public function stackedMiddlewaresShouldWrapInReverseOrder()
+    {
+        $app = $this->getHttpKernelMock(new Response('ok'));
+
+        $stack = new Builder();
+        $stack->push('Stack\AppendA');
+        $stack->push('Stack\AppendB');
+        $resolved = $stack->resolve($app);
+
+        $request = Request::create('/');
+        $response = $resolved->handle($request);
+
+        $this->assertSame('ok.B.A', $response->getContent());
+    }
+
+    /** @test */
+    public function resolveShouldPassPushArgumentsToMiddlewareConstructor()
+    {
+        $app = $this->getHttpKernelMock(new Response('ok'));
+
+        $stack = new Builder();
+        $stack->push('Stack\Append', '.foo');
+        $stack->push('Stack\Append', '.bar');
+        $resolved = $stack->resolve($app);
+
+        $request = Request::create('/');
+        $response = $resolved->handle($request);
+
+        $this->assertSame('ok.bar.foo', $response->getContent());
+    }
+
+    /** @test */
+    public function resolveShouldCallSpecFactories()
+    {
+        $app = $this->getHttpKernelMock(new Response('ok'));
+
+        $stack = new Builder();
+        $stack->push(function ($app) { return new Append($app, '.foo'); });
+        $stack->push(function ($app) { return new Append($app, '.bar'); });
+        $resolved = $stack->resolve($app);
+
+        $request = Request::create('/');
+        $response = $resolved->handle($request);
+
+        $this->assertSame('ok.bar.foo', $response->getContent());
+    }
+
+    private function getHttpKernelMock(Response $response)
+    {
+        $app = $this->getMock('Symfony\Component\HttpKernel\HttpKernelInterface');
+        $app->expects($this->any())
+            ->method('handle')
+            ->with($this->isInstanceOf('Symfony\Component\HttpFoundation\Request'))
+            ->will($this->returnValue($response));
+
+        return $app;
+    }
+
+    private function getTerminableMock()
+    {
+        $app = $this->getMock('Stack\TerminableHttpKernel');
+        $app->expects($this->once())
+            ->method('terminate')
+            ->with(
+                $this->isInstanceOf('Symfony\Component\HttpFoundation\Request'),
+                $this->isInstanceOf('Symfony\Component\HttpFoundation\Response')
+            );
+
+        return $app;
+    }
+}
+
+abstract class TerminableHttpKernel implements HttpKernelInterface, TerminableInterface
+{
+}
+
+class Append implements HttpKernelInterface
+{
+    private $app;
+    private $appendix;
+
+    public function __construct(HttpKernelInterface $app, $appendix)
+    {
+        $this->app = $app;
+        $this->appendix = $appendix;
+    }
+
+    public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
+    {
+        $response = clone $this->app->handle($request, $type, $catch);
+        $response->setContent($response->getContent().$this->appendix);
+
+        return $response;
+    }
+}
+
+class AppendA extends Append
+{
+    public function __construct(HttpKernelInterface $app)
+    {
+        parent::__construct($app, '.A');
+    }
+}
+
+class AppendB extends Append
+{
+    public function __construct(HttpKernelInterface $app)
+    {
+        parent::__construct($app, '.B');
+    }
+}