Unit tests for listing specific methods

- small fixes/optimization in Subscriber model
- added test for search and group in Subscriber
- added test for search in Newsletter

lib/Models/Subscriber.php

@@ -16,6 +16,10 @@ class Subscriber extends Model {
   }
 
   static function search($orm, $search = '') {
+    if(strlen(trim($search) === 0)) {
+      return $orm;
+    }
+
     return $orm->where_raw(
       '(`email` LIKE ? OR `first_name` LIKE ? OR `last_name` LIKE ?)',
       array('%'.$search.'%', '%'.$search.'%', '%'.$search.'%')
@@ -48,8 +52,13 @@ class Subscriber extends Model {
   }
 
   static function group($orm, $group = null) {
-    if(in_array($group, array('subscribed', 'unconfirmed', 'unsubscribed'))) {
+    if($group === null or !in_array(
+      $group,
+      array('subscribed', 'unconfirmed', 'unsubscribed')
+    )) {
+      return $orm;
+    }
+
     return $orm->where('status', $group);
   }
-  }
 }

tests/unit/Models/NewsletterCest.php

@@ -19,6 +19,11 @@ class NewsletterCest {
     expect($this->saved)->equals(true);
   }
 
+  function itHasASearchFilter() {
+    $newsletter = Newsletter::filter('search', 'first')->findOne();
+    expect($newsletter->subject)->equals($this->data['subject']);
+  }
+
   function _after() {
     ORM::for_table(Newsletter::$_table)
       ->delete_many();

tests/unit/Models/SubscriberCest.php

@@ -4,16 +4,29 @@ use MailPoet\Models\Subscriber;
 class SubscriberCest {
 
   function _before() {
-    $this->before_time = time();
     $this->data = array(
       'first_name' => 'John',
       'last_name' => 'Mailer',
-      'email' => 'john@mailpoet.com'
+      'email' => 'jo@mailpoet.com'
     );
 
     $this->subscriber = Subscriber::create();
     $this->subscriber->hydrate($this->data);
     $this->saved = $this->subscriber->save();
+
+    $subscribed = Subscriber::create();
+    $subscribed->hydrate(array(
+      'email' => 'marco@mailpoet.com',
+      'status' => 'subscribed'
+    ));
+    $subscribed->save();
+
+    $unsubscribed = Subscriber::create();
+    $unsubscribed->hydrate(array(
+      'email' => 'marco@mailpoet.com',
+      'status' => 'unsubscribed'
+    ));
+    $unsubscribed->save();
   }
 
   function itCanBeCreated() {
@@ -64,6 +77,34 @@ class SubscriberCest {
     expect($subscriber_updated->status)->equals('subscribed');
   }
 
+  function itHasASearchFilter() {
+    $subscriber = Subscriber::filter('search', 'john')->findOne();
+    expect($subscriber->first_name)->equals($this->data['first_name']);
+
+    $subscriber = Subscriber::filter('search', 'mailer')->findOne();
+    expect($subscriber->last_name)->equals($this->data['last_name']);
+
+    $subscriber = Subscriber::filter('search', 'mailpoet')->findOne();
+    expect($subscriber->email)->equals($this->data['email']);
+  }
+
+  function itHasAGroupFilter() {
+    $subscribers = Subscriber::filter('group', 'unconfirmed')->findMany();
+    foreach($subscribers as $subscriber) {
+      expect($subscriber->status)->equals('unconfirmed');
+    }
+
+    $subscribers = Subscriber::filter('group', 'subscribed')->findMany();
+    foreach($subscribers as $subscriber) {
+      expect($subscriber->status)->equals('subscribed');
+    }
+
+    $subscribers = Subscriber::filter('group', 'unsubscribed')->findMany();
+    foreach($subscribers as $subscriber) {
+      expect($subscriber->status)->equals('unsubscribed');
+    }
+  }
+
   function emailMustBeUnique() {
     $conflict_subscriber = Subscriber::create();
     $conflict_subscriber->hydrate($this->data);