coding style fixes

tests/Composer/Test/ComposerTest.php

@@ -21,7 +21,7 @@ class ComposerTest extends TestCase
         $package = $this->getMock('Composer\Package\PackageInterface');
         $composer->setPackage($package);
 
-        $this->assertEquals($package,$composer->getPackage());
+        $this->assertSame($package, $composer->getPackage());
     }
 
     public function testSetGetLocker()
@@ -30,7 +30,7 @@ class ComposerTest extends TestCase
         $locker = $this->getMockBuilder('Composer\Package\Locker')->disableOriginalConstructor()->getMock();
         $composer->setLocker($locker);
 
-        $this->assertEquals($locker,$composer->getLocker());
+        $this->assertSame($locker, $composer->getLocker());
     }
 
     public function testSetGetRepositoryManager()
@@ -39,7 +39,7 @@ class ComposerTest extends TestCase
         $manager = $this->getMockBuilder('Composer\Repository\RepositoryManager')->disableOriginalConstructor()->getMock();
         $composer->setRepositoryManager($manager);
 
-        $this->assertEquals($manager,$composer->getRepositoryManager());
+        $this->assertSame($manager, $composer->getRepositoryManager());
     }
 
     public function testSetGetDownloadManager()
@@ -48,7 +48,7 @@ class ComposerTest extends TestCase
         $manager = $this->getMock('Composer\Downloader\DownloadManager');
         $composer->setDownloadManager($manager);
 
-        $this->assertEquals($manager,$composer->getDownloadManager());
+        $this->assertSame($manager, $composer->getDownloadManager());
     }
 
     public function testSetGetInstallationManager()
@@ -57,6 +57,6 @@ class ComposerTest extends TestCase
         $manager = $this->getMock('Composer\Installer\InstallationManager');
         $composer->setInstallationManager($manager);
 
-        $this->assertEquals($manager,$composer->getInstallationManager());
+        $this->assertSame($manager, $composer->getInstallationManager());
     }
 }

tests/Composer/Test/Downloader/ArchiveDownloaderTest.php

@@ -42,8 +42,7 @@ class ArchiveDownloaderTest extends \PHPUnit_Framework_TestCase
         $expected = 'https://github.com/composer/composer/zipball/master';
         $url = $method->invoke($downloader, $expected);
 
-        if(extension_loaded('openssl'))
-        {
+        if (extension_loaded('openssl')) {
             $this->assertEquals($expected, $url);
         } else {
             $this->assertEquals('http://nodeload.github.com/composer/composer/zipball/master', $url);

tests/Composer/Test/IO/NullIOTest.php

@@ -56,23 +56,23 @@ class NullIOTest extends TestCase
     {
         $io = new NullIO();
 
-        $this->assertInternalType('array',$io->getAuthorizations());
+        $this->assertInternalType('array', $io->getAuthorizations());
         $this->assertEmpty($io->getAuthorizations());
-        $this->assertEquals(array('username' => null, 'password' => null),$io->getAuthorization('foo'));
+        $this->assertEquals(array('username' => null, 'password' => null), $io->getAuthorization('foo'));
     }
 
     public function testAsk()
     {
         $io = new NullIO();
 
-        $this->assertEquals('foo',$io->ask('bar','foo'));
+        $this->assertEquals('foo', $io->ask('bar', 'foo'));
     }
 
     public function testAskConfirmation()
     {
         $io = new NullIO();
 
-        $this->assertEquals('foo',$io->askConfirmation('bar','foo'));
+        $this->assertEquals('foo', $io->askConfirmation('bar', 'foo'));
     }
 
     public function testAskAndValidate()