delete queued transcription

classes/WhatDidTheySay.php

@@ -123,7 +123,7 @@ class WhatDidTheySay {
    * Update a queued transcript.
    * @param array $update_info The info on the transcript being updated.
    */
-  function update_queued_transcript($update_info) {
+  function update_queued_transcription($update_info) {
     global $wpdb;
 
     if ($this->is_user_allowed_to_update()) {
@@ -145,6 +145,21 @@ class WhatDidTheySay {
       }
     }
   }
+  
+  function delete_queued_transcription($transcription_id) {
+    global $wpdb;
+    
+    if ($this->is_user_allowed_to_update()) {
+      $query = $wpdb->prepare("SELECT id FROM %s WHERE id = %d", $this->table, $transcription_id);
+      if (!is_null($wpdb->get_var($query))) {
+        $query = $wpdb->prepare("DELETE FROM %s WHERE id = %d", $this->table, $transcription_id);
+        $wpdb->query($query); 
+        
+        return true;
+      }
+    }
+    return false;
+  }
 }
 
 ?>

test/WhatDidTheySayTest.php

@@ -206,7 +206,40 @@ class WhatDidTheySayTest extends PHPUnit_Framework_TestCase {
 
     wp_insert_post(array('ID' => 1)); 
     
-    $what->update_queued_transcript($update_info);
+    $what->update_queued_transcription($update_info);
+  }
+  
+  function providerTestDeleteQueuedTranscription() {
+    return array(
+      array(array(), 1, false),
+      array(array(2), 1, false),
+      array(array(1), 1, true)
+    ); 
+  }
+  
+  /**
+   * @dataProvider providerTestDeleteQueuedTranscription
+   */
+  function testDeleteQueuedTranscription($valid_transcripts, $transcript_id_to_delete, $expected_result) {
+    global $wpdb;
+    
+    $what = $this->getMock('WhatDidTheySay', array('is_user_allowed_to_update'));
+    $what->expects($this->once())
+         ->method('is_user_allowed_to_update')
+         ->will($this->returnValue(true));
+    
+    $wpdb = $this->getMock('wpdb', array('prepare', 'get_var', 'query'));
+    
+    $wpdb->expects($this->once())
+         ->method('get_var')
+         ->will($this->returnValue(in_array($transcript_id_to_delete, $valid_transcripts) ? $transcript_id_to_delete : null));
+         
+    if (in_array($transcript_id_to_delete, $valid_transcripts)) {
+      $wpdb->expects($this->once())
+           ->method('query');
+    }
+    
+    $what->delete_queued_transcription($transcript_id_to_delete);
   }
 }