diff --git a/src/Composer/DependencyResolver/Operation/InstallOperation.php b/src/Composer/DependencyResolver/Operation/InstallOperation.php
index 9ac6beabe..822d0ab69 100644
--- a/src/Composer/DependencyResolver/Operation/InstallOperation.php
+++ b/src/Composer/DependencyResolver/Operation/InstallOperation.php
@@ -61,7 +61,12 @@ class InstallOperation extends SolverOperation
      */
     public function show($lock)
     {
-        return ($lock ? 'Locking ' : 'Installing ').'<info>'.$this->package->getPrettyName().'</info> (<comment>'.$this->package->getFullPrettyVersion().'</comment>)';
+        return self::format($this->package, $lock);
+    }
+
+    public static function format(PackageInterface $package, $lock = false)
+    {
+        return ($lock ? 'Locking ' : 'Installing ').'<info>'.$package->getPrettyName().'</info> (<comment>'.$package->getFullPrettyVersion().'</comment>)';
     }
 
     /**
diff --git a/src/Composer/DependencyResolver/Operation/UninstallOperation.php b/src/Composer/DependencyResolver/Operation/UninstallOperation.php
index 4618e0722..13c0d4831 100644
--- a/src/Composer/DependencyResolver/Operation/UninstallOperation.php
+++ b/src/Composer/DependencyResolver/Operation/UninstallOperation.php
@@ -61,7 +61,12 @@ class UninstallOperation extends SolverOperation
      */
     public function show($lock)
     {
-        return 'Removing <info>'.$this->package->getPrettyName().'</info> (<comment>'.$this->package->getFullPrettyVersion().'</comment>)';
+        return self::format($this->package, $lock);
+    }
+
+    public static function format(PackageInterface $package, $lock = false)
+    {
+        return 'Removing <info>'.$package->getPrettyName().'</info> (<comment>'.$package->getFullPrettyVersion().'</comment>)';
     }
 
     /**
diff --git a/src/Composer/DependencyResolver/Operation/UpdateOperation.php b/src/Composer/DependencyResolver/Operation/UpdateOperation.php
index 528efdd14..37fd78892 100644
--- a/src/Composer/DependencyResolver/Operation/UpdateOperation.php
+++ b/src/Composer/DependencyResolver/Operation/UpdateOperation.php
@@ -75,20 +75,25 @@ class UpdateOperation extends SolverOperation
      */
     public function show($lock)
     {
-        $fromVersion = $this->initialPackage->getFullPrettyVersion();
-        $toVersion = $this->targetPackage->getFullPrettyVersion();
+        return self::format($this->initialPackage, $this->targetPackage, $lock);
+    }
 
-        if ($fromVersion === $toVersion && $this->initialPackage->getSourceReference() !== $this->targetPackage->getSourceReference()) {
-            $fromVersion = $this->initialPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_SOURCE_REF);
-            $toVersion = $this->targetPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_SOURCE_REF);
-        } elseif ($fromVersion === $toVersion && $this->initialPackage->getDistReference() !== $this->targetPackage->getDistReference()) {
-            $fromVersion = $this->initialPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_DIST_REF);
-            $toVersion = $this->targetPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_DIST_REF);
+    public static function format(PackageInterface $initialPackage, PackageInterface $targetPackage, $lock = false)
+    {
+        $fromVersion = $initialPackage->getFullPrettyVersion();
+        $toVersion = $targetPackage->getFullPrettyVersion();
+
+        if ($fromVersion === $toVersion && $initialPackage->getSourceReference() !== $targetPackage->getSourceReference()) {
+            $fromVersion = $initialPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_SOURCE_REF);
+            $toVersion = $targetPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_SOURCE_REF);
+        } elseif ($fromVersion === $toVersion && $initialPackage->getDistReference() !== $targetPackage->getDistReference()) {
+            $fromVersion = $initialPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_DIST_REF);
+            $toVersion = $targetPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_DIST_REF);
         }
 
-        $actionName = VersionParser::isUpgrade($this->initialPackage->getVersion(), $this->targetPackage->getVersion()) ? 'Upgrading' : 'Downgrading';
+        $actionName = VersionParser::isUpgrade($initialPackage->getVersion(), $targetPackage->getVersion()) ? 'Upgrading' : 'Downgrading';
 
-        return $actionName.' <info>'.$this->initialPackage->getPrettyName().'</info> (<comment>'.$fromVersion.'</comment> => <comment>'.$toVersion.'</comment>)';
+        return $actionName.' <info>'.$initialPackage->getPrettyName().'</info> (<comment>'.$fromVersion.'</comment> => <comment>'.$toVersion.'</comment>)';
     }
 
     /**
diff --git a/src/Composer/Downloader/ArchiveDownloader.php b/src/Composer/Downloader/ArchiveDownloader.php
index a78aa95bc..7cf19deee 100644
--- a/src/Composer/Downloader/ArchiveDownloader.php
+++ b/src/Composer/Downloader/ArchiveDownloader.php
@@ -17,6 +17,7 @@ use Symfony\Component\Finder\Finder;
 use Composer\IO\IOInterface;
 use Composer\Exception\IrrecoverableDownloadException;
 use React\Promise\PromiseInterface;
+use Composer\DependencyResolver\Operation\InstallOperation;
 
 /**
  * Base downloader for archives
@@ -40,7 +41,7 @@ abstract class ArchiveDownloader extends FileDownloader
     public function install(PackageInterface $package, $path, $output = true)
     {
         if ($output) {
-            $this->io->writeError("  - Installing <info>" . $package->getName() . "</info> (<comment>" . $package->getFullPrettyVersion() . "</comment>): Extracting archive");
+            $this->io->writeError("  - " . InstallOperation::format($package).": Extracting archive");
         } else {
             $this->io->writeError('Extracting archive', false);
         }
diff --git a/src/Composer/Downloader/FileDownloader.php b/src/Composer/Downloader/FileDownloader.php
index 3da51d39b..8fbb48e9c 100644
--- a/src/Composer/Downloader/FileDownloader.php
+++ b/src/Composer/Downloader/FileDownloader.php
@@ -18,6 +18,9 @@ use Composer\Factory;
 use Composer\IO\IOInterface;
 use Composer\IO\NullIO;
 use Composer\Package\Comparer\Comparer;
+use Composer\DependencyResolver\Operation\UpdateOperation;
+use Composer\DependencyResolver\Operation\InstallOperation;
+use Composer\DependencyResolver\Operation\UninstallOperation;
 use Composer\Package\PackageInterface;
 use Composer\Package\Version\VersionParser;
 use Composer\Plugin\PluginEvents;
@@ -284,7 +287,7 @@ class FileDownloader implements DownloaderInterface, ChangeReportInterface
     public function install(PackageInterface $package, $path, $output = true)
     {
         if ($output) {
-            $this->io->writeError("  - Installing <info>" . $package->getName() . "</info> (<comment>" . $package->getFullPrettyVersion() . "</comment>)");
+            $this->io->writeError("  - " . InstallOperation::format($package));
         }
 
         $this->filesystem->emptyDirectory($path);
@@ -332,12 +335,7 @@ class FileDownloader implements DownloaderInterface, ChangeReportInterface
      */
     public function update(PackageInterface $initial, PackageInterface $target, $path)
     {
-        $name = $target->getName();
-        $from = $initial->getFullPrettyVersion();
-        $to = $target->getFullPrettyVersion();
-
-        $actionName = VersionParser::isUpgrade($initial->getVersion(), $target->getVersion()) ? 'Upgrading' : 'Downgrading';
-        $this->io->writeError("  - " . $actionName . " <info>" . $name . "</info> (<comment>" . $from . "</comment> => <comment>" . $to . "</comment>): ", false);
+        $this->io->writeError("  - " . UpdateOperation::format($initial, $target) . ": ", false);
 
         $promise = $this->remove($initial, $path, false);
         if (!$promise instanceof PromiseInterface) {
@@ -360,7 +358,7 @@ class FileDownloader implements DownloaderInterface, ChangeReportInterface
     public function remove(PackageInterface $package, $path, $output = true)
     {
         if ($output) {
-            $this->io->writeError("  - Removing <info>" . $package->getName() . "</info> (<comment>" . $package->getFullPrettyVersion() . "</comment>)");
+            $this->io->writeError("  - " . UninstallOperation::format($package));
         }
         if (!$this->filesystem->removeDirectory($path)) {
             throw new \RuntimeException('Could not completely delete '.$path.', aborting.');
diff --git a/src/Composer/Downloader/PathDownloader.php b/src/Composer/Downloader/PathDownloader.php
index 2cb74d641..190267c5c 100644
--- a/src/Composer/Downloader/PathDownloader.php
+++ b/src/Composer/Downloader/PathDownloader.php
@@ -27,6 +27,9 @@ use Composer\Util\Filesystem;
 use Composer\EventDispatcher\EventDispatcher;
 use Symfony\Component\Filesystem\Exception\IOException;
 use Symfony\Component\Filesystem\Filesystem as SymfonyFilesystem;
+use Composer\DependencyResolver\Operation\UpdateOperation;
+use Composer\DependencyResolver\Operation\InstallOperation;
+use Composer\DependencyResolver\Operation\UninstallOperation;
 
 /**
  * Download a package from a local path.
@@ -82,11 +85,7 @@ class PathDownloader extends FileDownloader implements VcsCapableDownloaderInter
 
         if (realpath($path) === $realUrl) {
             if ($output) {
-                $this->io->writeError(sprintf(
-                    '  - Installing <info>%s</info> (<comment>%s</comment>): Source already present',
-                    $package->getName(),
-                    $package->getFullPrettyVersion()
-                ));
+                $this->io->writeError("  - " . InstallOperation::format($package).': Source already present');
             } else {
                 $this->io->writeError('Source already present', false);
             }
@@ -124,11 +123,7 @@ class PathDownloader extends FileDownloader implements VcsCapableDownloaderInter
         $this->filesystem->removeDirectory($path);
 
         if ($output) {
-            $this->io->writeError(sprintf(
-                '  - Installing <info>%s</info> (<comment>%s</comment>): ',
-                $package->getName(),
-                $package->getFullPrettyVersion()
-            ), false);
+            $this->io->writeError("  - " . InstallOperation::format($package).': ', false);
         }
 
         $isFallback = false;
@@ -187,7 +182,7 @@ class PathDownloader extends FileDownloader implements VcsCapableDownloaderInter
 
         if ($path === $realUrl) {
             if ($output) {
-                $this->io->writeError("  - Removing <info>" . $package->getName() . "</info> (<comment>" . $package->getFullPrettyVersion() . "</comment>), source is still present in $path");
+                $this->io->writeError("  - " . UninstallOperation::format($package).", source is still present in $path");
             }
 
             return;
@@ -200,7 +195,7 @@ class PathDownloader extends FileDownloader implements VcsCapableDownloaderInter
          */
         if (Platform::isWindows() && $this->filesystem->isJunction($path)) {
             if ($output) {
-                $this->io->writeError("  - Removing junction for <info>" . $package->getName() . "</info> (<comment>" . $package->getFullPrettyVersion() . "</comment>)");
+                $this->io->writeError("  - " . UninstallOperation::format($package).", source is still present in $path");
             }
             if (!$this->filesystem->removeJunction($path)) {
                 $this->io->writeError("    <warning>Could not remove junction at " . $path . " - is another process locking it?</warning>");
diff --git a/src/Composer/Downloader/VcsDownloader.php b/src/Composer/Downloader/VcsDownloader.php
index da078e76f..4b5f94f0c 100644
--- a/src/Composer/Downloader/VcsDownloader.php
+++ b/src/Composer/Downloader/VcsDownloader.php
@@ -21,6 +21,9 @@ use Composer\Util\ProcessExecutor;
 use Composer\IO\IOInterface;
 use Composer\Util\Filesystem;
 use React\Promise\PromiseInterface;
+use Composer\DependencyResolver\Operation\UpdateOperation;
+use Composer\DependencyResolver\Operation\InstallOperation;
+use Composer\DependencyResolver\Operation\UninstallOperation;
 
 /**
  * @author Jordi Boggiano <j.boggiano@seld.be>
@@ -120,7 +123,7 @@ abstract class VcsDownloader implements DownloaderInterface, ChangeReportInterfa
             throw new \InvalidArgumentException('Package '.$package->getPrettyName().' is missing reference information');
         }
 
-        $this->io->writeError("  - Installing <info>" . $package->getName() . "</info> (<comment>" . $package->getFullPrettyVersion() . "</comment>): ", false);
+        $this->io->writeError("  - " . InstallOperation::format($package).': ', false);
 
         $urls = $this->prepareUrls($package->getSourceUrls());
         while ($url = array_shift($urls)) {
@@ -153,23 +156,7 @@ abstract class VcsDownloader implements DownloaderInterface, ChangeReportInterfa
             throw new \InvalidArgumentException('Package '.$target->getPrettyName().' is missing reference information');
         }
 
-        $name = $target->getName();
-        if ($initial->getPrettyVersion() == $target->getPrettyVersion()) {
-            if ($target->getSourceType() === 'svn') {
-                $from = $initial->getSourceReference();
-                $to = $target->getSourceReference();
-            } else {
-                $from = substr($initial->getSourceReference(), 0, 7);
-                $to = substr($target->getSourceReference(), 0, 7);
-            }
-            $name .= ' '.$initial->getPrettyVersion();
-        } else {
-            $from = $initial->getFullPrettyVersion();
-            $to = $target->getFullPrettyVersion();
-        }
-
-        $actionName = VersionParser::isUpgrade($initial->getVersion(), $target->getVersion()) ? 'Upgrading' : 'Downgrading';
-        $this->io->writeError("  - " . $actionName . " <info>" . $name . "</info> (<comment>" . $from . "</comment> => <comment>" . $to . "</comment>): ", false);
+        $this->io->writeError("  - " . UpdateOperation::format($initial, $target).': ', false);
 
         $urls = $this->prepareUrls($target->getSourceUrls());
 
@@ -227,7 +214,7 @@ abstract class VcsDownloader implements DownloaderInterface, ChangeReportInterfa
      */
     public function remove(PackageInterface $package, $path)
     {
-        $this->io->writeError("  - Removing <info>" . $package->getName() . "</info> (<comment>" . $package->getPrettyVersion() . "</comment>)");
+        $this->io->writeError("  - " . UninstallOperation::format($package));
         if (!$this->filesystem->removeDirectory($path)) {
             throw new \RuntimeException('Could not completely delete '.$path.', aborting.');
         }
diff --git a/src/Composer/Installer/MetapackageInstaller.php b/src/Composer/Installer/MetapackageInstaller.php
index fbd983fa3..fb07e9bb1 100644
--- a/src/Composer/Installer/MetapackageInstaller.php
+++ b/src/Composer/Installer/MetapackageInstaller.php
@@ -16,6 +16,9 @@ use Composer\Repository\InstalledRepositoryInterface;
 use Composer\Package\PackageInterface;
 use Composer\Package\Version\VersionParser;
 use Composer\IO\IOInterface;
+use Composer\DependencyResolver\Operation\UpdateOperation;
+use Composer\DependencyResolver\Operation\InstallOperation;
+use Composer\DependencyResolver\Operation\UninstallOperation;
 
 /**
  * Metapackage installation manager.
@@ -76,7 +79,7 @@ class MetapackageInstaller implements InstallerInterface
      */
     public function install(InstalledRepositoryInterface $repo, PackageInterface $package)
     {
-        $this->io->writeError("  - Installing <info>" . $package->getName() . "</info> (<comment>" . $package->getFullPrettyVersion() . "</comment>)");
+        $this->io->writeError("  - " . InstallOperation::format($package));
 
         $repo->addPackage(clone $package);
     }
@@ -90,11 +93,7 @@ class MetapackageInstaller implements InstallerInterface
             throw new \InvalidArgumentException('Package is not installed: '.$initial);
         }
 
-        $name = $target->getName();
-        $from = $initial->getFullPrettyVersion();
-        $to = $target->getFullPrettyVersion();
-        $actionName = VersionParser::isUpgrade($initial->getVersion(), $target->getVersion()) ? 'Upgrading' : 'Downgrading';
-        $this->io->writeError("  - " . $actionName . " <info>" . $name . "</info> (<comment>" . $from . "</comment> => <comment>" . $to . "</comment>)");
+        $this->io->writeError("  - " . UpdateOperation::format($initial, $target));
 
         $repo->removePackage($initial);
         $repo->addPackage(clone $target);
@@ -109,7 +108,7 @@ class MetapackageInstaller implements InstallerInterface
             throw new \InvalidArgumentException('Package is not installed: '.$package);
         }
 
-        $this->io->writeError("  - Removing <info>" . $package->getName() . "</info> (<comment>" . $package->getFullPrettyVersion() . "</comment>)");
+        $this->io->writeError("  - " . UninstallOperation::format($package));
 
         $repo->removePackage($package);
     }
diff --git a/src/Composer/Package/BasePackage.php b/src/Composer/Package/BasePackage.php
index baf3a2292..09190f9e7 100644
--- a/src/Composer/Package/BasePackage.php
+++ b/src/Composer/Package/BasePackage.php
@@ -233,7 +233,7 @@ abstract class BasePackage implements PackageInterface
         }
 
         // if source reference is a sha1 hash -- truncate
-        if ($truncate && \strlen($reference) === 40) {
+        if ($truncate && \strlen($reference) === 40 && $this->getSourceType() !== 'svn') {
             return $this->getPrettyVersion() . ' ' . substr($reference, 0, 7);
         }
 
diff --git a/tests/Composer/Test/Package/BasePackageTest.php b/tests/Composer/Test/Package/BasePackageTest.php
index 33d384d69..5f5f17cd1 100644
--- a/tests/Composer/Test/Package/BasePackageTest.php
+++ b/tests/Composer/Test/Package/BasePackageTest.php
@@ -81,7 +81,7 @@ class BasePackageTest extends TestCase
         $createPackage = function ($arr) use ($self) {
             $package = $self->getMockForAbstractClass('\Composer\Package\BasePackage', array(), '', false);
             $package->expects($self->once())->method('isDev')->will($self->returnValue(true));
-            $package->expects($self->once())->method('getSourceType')->will($self->returnValue('git'));
+            $package->expects($self->any())->method('getSourceType')->will($self->returnValue('git'));
             $package->expects($self->once())->method('getPrettyVersion')->will($self->returnValue('PrettyVersion'));
             $package->expects($self->any())->method('getSourceReference')->will($self->returnValue($arr['sourceReference']));