<?php

/**
 * @file
 * Tests for node transition hooks with workbench_moderation.module.
 */

class WorkbenchModerationTransitionTestCase extends WorkbenchModerationTestCase {
  protected $properties;

  public static function getInfo() {
    return array(
      'name' => 'Transition hook test',
      'description' => 'Tests the usage of hook_workbench_moderation_transition().',
      'group' => 'Workbench Moderation',
    );
  }

  function setUp($modules = array()) {
    // Enable a test module that will publish and unpublish nodes for us and
    // provide hook implementations.
    parent::setUp(array_merge($modules, array('workbench_moderation_test')));
    $this->drupalLogin($this->moderator_user);

    $this->properties = array('title', 'nid', 'vid', 'previous_state', 'new_state');
  }

  /**
   * Asserts that transition values are as expected.
   *
   * @param array $expected
   *   An array of values to be set by the transition.
   */
  private function assertTransition($expected = array()) {
    foreach ($this->properties as $name) {
      $value = workbench_moderation_test_get($name);
      $this->assertEqual($value, $expected[$name], "Transition success: $name set to $value");
    }
  }

  function testTransitionFromNodeForm() {
    // Create a new node and publish it immediately.
    $body_name = 'body[' . LANGUAGE_NONE . '][0]';
    $edit = array(
      'title' => $this->randomName(),
      "{$body_name}[value]" => $this->randomString(128),
      "{$body_name}[format]" => filter_default_format(),
      'workbench_moderation_state_new' => workbench_moderation_state_published(),
    );
    $this->drupalPost("node/add/{$this->content_type}", $edit, t('Save'));

    // Test the published state transition.
    $expected = array(
      'nid' => 1,
      'vid' => 1,
      'title' => $edit['title'],
      'previous_state' => 'draft',
      'new_state' => 'published',
      'status' => 1,
    );
    $this->assertTransition($expected);

    // Create a new draft of the published node.
    $node = $this->drupalGetNodeByTitle($edit['title']);
    $edit = array('title' => 'Draft node revision1');
    $this->drupalPost("node/{$node->nid}/edit", $edit, t('Save'));

    $expected = array(
      'nid' => 1,
      'vid' => 2,
      'title' => $edit['title'],
      'previous_state' => 'published',
      'new_state' => 'draft',
      'status' => 0,
    );
    $this->assertTransition($expected);

    // Moderate to needs review and check transition.
    $this->drupalGet("node/1/moderation/2/change-state/needs_review", array(
      'query' => array('token' => $this->drupalGetToken("1:2:needs_review"))
    ));
    $expected = array(
      'nid' => 1,
      'vid' => 2,
      'title' => $edit['title'],
      'previous_state' => 'draft',
      'new_state' => 'needs_review',
      'status' => 0,
    );
    $this->assertTransition($expected);

    // Publish the revision and check transition.
    $this->drupalGet("node/1/moderation/2/change-state/published", array(
      'query' => array('token' => $this->drupalGetToken("1:2:published"))
    ));
    $expected = array(
      'nid' => 1,
      'vid' => 2,
      'title' => $edit['title'],
      'previous_state' => 'needs_review',
      'new_state' => 'published',
      'status' => 1,
    );
    $this->assertTransition($expected);

    // Create a new node and make sure it is unpublished.
    $body_name = 'body[' . LANGUAGE_NONE . '][0]';
    $edit = array(
      'title' => $this->randomName(),
      "{$body_name}[value]" => $this->randomString(128),
      "{$body_name}[format]" => filter_default_format(),
    );
    $this->drupalPost("node/add/{$this->content_type}", $edit, t('Save'));

    // Get the new node.
    $node = $this->drupalGetNodeByTitle($edit['title']);

    $expected = array(
      'nid' => $node->nid,
      'vid' => $node->vid,
      'title' => $edit['title'],
      'previous_state' => 'draft',
      'new_state' => 'draft',
      'status' => 0,
    );
    $this->assertTransition($expected);
  }

  function testUnpublishTransition() {
    // Create a new node and publish it immediately. Assumes that
    // WorkbenchModerationPublishFromNodeFormTestCase passes.
    $body_name = 'body[' . LANGUAGE_NONE . '][0]';
    $edit = array(
      'title' => $this->randomName(),
      "{$body_name}[value]" => $this->randomString(128),
      "{$body_name}[format]" => filter_default_format(),
      'workbench_moderation_state_new' => workbench_moderation_state_published(),
    );
    $this->drupalPost("node/add/{$this->content_type}", $edit, t('Save'));
    $node = $this->drupalGetNodeByTitle($edit['title']);

    $expected = array(
      'nid' => 1,
      'vid' => 1,
      'title' => $edit['title'],
      'previous_state' => 'draft',
      'new_state' => 'published',
      'status' => 1,
    );
    $this->assertTransition($expected);

    // Unpublish the node via the unpublish confirmation form.
    $this->drupalPost("node/{$node->nid}/moderation/{$node->vid}/unpublish", array(), t('Unpublish'));

    $expected = array(
      'nid' => 1,
      'vid' => 1,
      'title' => $edit['title'],
      'previous_state' => 'published',
      'new_state' => 'draft',
      'status' => 0,
    );
    $this->assertTransition($expected);
  }

  public function testTransitionFromNodeSave() {
    // Create a brand new unpublished node programmatically.
    $edit = array(
      'title' => $this->randomName(),
      'type' => $this->content_type,
      'status' => NODE_NOT_PUBLISHED,
    );
    $this->node = $this->drupalCreateNode($edit);

    // Get the new node.
    $node = $this->drupalGetNodeByTitle($edit['title']);

    $expected = array(
      'nid' => 1,
      'vid' => 1,
      'title' => $edit['title'],
      'previous_state' => 'draft',
      'new_state' => 'draft',
      'status' => 0,
    );
    $this->assertTransition($expected);

    $node = $this->drupalGetNodeByTitle($edit['title']);
    $node = node_load($node->nid, NULL, TRUE);
    // Update the status external to our processes.
    $node->status = 1;
    $node->title = 'New title';
    node_save($node);

    $expected = array(
      'nid' => 1,
      'vid' => 1,
      'title' => $node->title,
      'previous_state' => 'draft',
      'new_state' => 'published',
      'status' => 1,
    );
    $this->assertTransition($expected);

    // Ensure that multiple saves that do not spawn a new PHP request are
    // handled correctly to protect against stale static cache.
    $node = $this->drupalGetNodeByTitle($node->title);
    $node = node_load($node->nid, NULL, TRUE);

    $node->status = 1;
    $node->title = 'Newer title';
    node_save($node);
    $expected = array(
      'nid' => 1,
      'vid' => 1,
      'title' => $node->title,
      'previous_state' => 'published',
      'new_state' => 'published',
      'status' => 1,
    );
    $this->assertTransition($expected);
  }

}