node = $this->drupalCreateNode($settings);      // Assert the user can view the group.     // Assert the user is a group member.     $this->assertTrue(og_is_member($group->gid, 'user', $user0), t('User is a group member.'));     $this->drupalGet('node/' . $group_content_node->nid);     $this->assertResponse('000', t('Group member can view group node.'));      // Assert another user is not a group member.     $this->drupalLogin($user0);     $this->assertFalse(og_is_member($group->gid, 'user', $user0), t('User is not a group member.'));      // Assert non-member can't view the group.     $this->drupalGet('node/' . $group_content_node->nid);     $this->assertResponse('000', t('Non group member can not view group node.'));   }    /**    * Group with access field and group content with d