add files

Author: taylorotwell

src/Illuminate/Foundation/Testing/Constraints/SoftDeletedInDatabase.php

@@ -0,0 +1,103 @@
+<?php
+
+namespace Illuminate\Foundation\Testing\Constraints;
+
+use PHPUnit_Framework_Constraint;
+use Illuminate\Database\Connection;
+
+class SoftDeletedInDatabase extends PHPUnit_Framework_Constraint
+{
+    /**
+     * Number of records that will be shown in the console in case of failure.
+     *
+     * @var int
+     */
+    protected $show = 3;
+
+    /**
+     * The database connection.
+     *
+     * @var \Illuminate\Database\Connection
+     */
+    protected $database;
+
+    /**
+     * The data that will be used to narrow the search in the database table.
+     *
+     * @var array
+     */
+    protected $data;
+
+    /**
+     * Create a new constraint instance.
+     *
+     * @param  \Illuminate\Database\Connection  $database
+     * @param  array  $data
+     * @return void
+     */
+    public function __construct(Connection $database, array $data)
+    {
+        $this->data = $data;
+
+        $this->database = $database;
+    }
+
+    /**
+     * Check if the data is found in the given table.
+     *
+     * @param  string  $table
+     * @return bool
+     */
+    public function matches($table)
+    {
+        return $this->database->table($table)
+                ->where($this->data)->whereNotNull('deleted_at')->count() > 0;
+    }
+
+    /**
+     * Get the description of the failure.
+     *
+     * @param  string  $table
+     * @return string
+     */
+    public function failureDescription($table)
+    {
+        return sprintf(
+            "any soft deleted row in the table [%s] matches the attributes %s.\n\n%s",
+            $table, $this->toString(), $this->getAdditionalInfo($table)
+        );
+    }
+
+    /**
+     * Get additional info about the records found in the database table.
+     *
+     * @param  string  $table
+     * @return string
+     */
+    protected function getAdditionalInfo($table)
+    {
+        $results = $this->database->table($table)->get();
+
+        if ($results->isEmpty()) {
+            return 'The table is empty';
+        }
+
+        $description = 'Found: '.json_encode($results->take($this->show), JSON_PRETTY_PRINT);
+
+        if ($results->count() > $this->show) {
+            $description .= sprintf(' and %s others', $results->count() - $this->show);
+        }
+
+        return $description;
+    }
+
+    /**
+     * Get a string representation of the object.
+     *
+     * @return string
+     */
+    public function toString()
+    {
+        return json_encode($this->data);
+    }
+}