Lowercase package names in Request (fixes tests)

src/Composer/Command/InstallCommand.php

@@ -82,7 +82,6 @@ EOT
         // TODO there should be an update flag or dedicated update command
         // TODO check lock file to remove packages that disappeared from the requirements
         foreach ($config['require'] as $name => $version) {
-            $name = strtolower($name);
             if ('latest' === $version) {
                 $request->install($name);
             } else {

src/Composer/DependencyResolver/Request.php

@@ -29,27 +29,27 @@ class Request
 
     public function install($packageName, LinkConstraintInterface $constraint = null)
     {
-        $this->addJob($packageName, 'install', $constraint);
+        $this->addJob(strtolower($packageName), 'install', $constraint);
     }
 
     public function update($packageName, LinkConstraintInterface $constraint = null)
     {
-        $this->addJob($packageName, 'update', $constraint);
+        $this->addJob(strtolower($packageName), 'update', $constraint);
     }
 
     public function remove($packageName, LinkConstraintInterface $constraint = null)
     {
-        $this->addJob($packageName, 'remove', $constraint);
+        $this->addJob(strtolower($packageName), 'remove', $constraint);
     }
 
     protected function addJob($packageName, $cmd, LinkConstraintInterface $constraint = null)
     {
-        $packages = $this->pool->whatProvides($packageName, $constraint);
+        $packages = $this->pool->whatProvides(strtolower($packageName), $constraint);
 
         $this->jobs[] = array(
             'packages' => $packages,
             'cmd' => $cmd,
-            'packageName' => $packageName,
+            'packageName' => strtolower($packageName),
         );
     }