[Nostromo] Symlinking Task

src/Mage/Task/BuiltIn/FS/LinkTask.php

@@ -0,0 +1,49 @@
+<?php
+/*
+ * This file is part of the Magallanes package.
+ *
+ * (c) Andrés Montañez <andres@andresmontanez.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Mage\Task\BuiltIn\FS;
+
+use Symfony\Component\Process\Process;
+
+/**
+ * File System Task - Symlink a File
+ *
+ * @author Andrés Montañez <andresmontanez@gmail.com>
+ */
+class LinkTask extends AbstractFileTask
+{
+    public function getName()
+    {
+        return 'fs/link';
+    }
+
+    public function getDescription()
+    {
+        return sprintf('[FS] Link "%s" to "%s"', $this->getFile('from'), $this->getFile('to'));
+    }
+
+    public function execute()
+    {
+        $from = $this->getFile('from');
+        $to = $this->getFile('to');
+
+        $cmd = sprintf('ln -snf %s %s', $from, $to);
+
+        /** @var Process $process */
+        $process = $this->runtime->runCommand($cmd);
+
+        return $process->isSuccessful();
+    }
+
+    protected function getParameters()
+    {
+        return ['from', 'to'];
+    }
+}

src/Mage/Tests/Task/BuiltIn/FileSystemTaskTest.php

@@ -12,6 +12,7 @@ namespace Mage\Tests\Task\BuiltIn;
 
 use Mage\Runtime\Exception\RuntimeException;
 use Mage\Task\BuiltIn\FS\CopyTask;
+use Mage\Task\BuiltIn\FS\LinkTask;
 use Mage\Task\BuiltIn\FS\MoveTask;
 use Mage\Task\BuiltIn\FS\RemoveTask;
 use Exception;
@@ -279,4 +280,81 @@ class FileSystemTaskTest extends TestCase
             $this->assertEquals('Parameter "file" is not defined', $exception->getMessage());
         }
     }
+
+    public function testLinkTask()
+    {
+        $runtime = new RuntimeMockup();
+        $runtime->setConfiguration(['environments' => ['test' => []]]);
+        $runtime->setEnvironment('test');
+
+        $task = new LinkTask();
+        $task->setOptions(['from' => 'a.txt', 'to' => 'b.txt']);
+        $task->setRuntime($runtime);
+
+        $this->assertContains('a.txt', $task->getDescription());
+        $this->assertContains('b.txt', $task->getDescription());
+        $task->execute();
+
+        $ranCommands = $runtime->getRanCommands();
+
+        $testCase = array(
+            0 => 'ln -snf a.txt b.txt',
+        );
+
+        // Check total of Executed Commands
+        $this->assertEquals(count($testCase), count($ranCommands));
+
+        // Check Generated Commands
+        foreach ($testCase as $index => $command) {
+            $this->assertEquals($command, $ranCommands[$index]);
+        }
+    }
+
+    public function testLinkReplaceTask()
+    {
+        $runtime = new RuntimeMockup();
+        $runtime->setConfiguration(['environments' => ['test' => []]]);
+        $runtime->setEnvironment('test');
+
+        $task = new LinkTask();
+        $task->setOptions(['from' => '%environment%.txt', 'to' => 'b.txt']);
+        $task->setRuntime($runtime);
+
+        $this->assertContains('test.txt', $task->getDescription());
+        $this->assertContains('b.txt', $task->getDescription());
+        $task->execute();
+
+        $ranCommands = $runtime->getRanCommands();
+
+        $testCase = array(
+            0 => 'ln -snf test.txt b.txt',
+        );
+
+        // Check total of Executed Commands
+        $this->assertEquals(count($testCase), count($ranCommands));
+
+        // Check Generated Commands
+        foreach ($testCase as $index => $command) {
+            $this->assertEquals($command, $ranCommands[$index]);
+        }
+    }
+
+    public function testLinkBadOptionsTask()
+    {
+        $runtime = new RuntimeMockup();
+        $runtime->setConfiguration(['environments' => ['test' => []]]);
+        $runtime->setEnvironment('test');
+
+        $task = new LinkTask();
+        $task->setOptions(['form' => 'a.txt', 'to' => 'b.txt']);
+        $task->setRuntime($runtime);
+
+        try {
+            $task->execute();
+            $this->assertTrue(false, 'Task did not failed');
+        } catch (Exception $exception) {
+            $this->assertTrue($exception instanceof RuntimeException);
+            $this->assertEquals('Parameter "from" is not defined', $exception->getMessage());
+        }
+    }
 }