/**
* @param string $initial_url
*
* @return void
*/
private function run_test_on_consecutive_pages($initial_url)
{
// Test page 1 of the post type archives, should have just a rel=next and a canonical
$this->go_to($initial_url);
$page_2_link = get_pagenum_link(2, false);
$expected = '<link rel="next" href="' . esc_url($page_2_link) . '" />' . "\n";
self::$class_instance->adjacent_rel_links();
$this->assertEquals($initial_url, self::$class_instance->canonical(false));
$this->expectOutput($expected);
// Test page 2 of the post type archives, should have a rel=next and rel=prev and a canonical
self::$class_instance->reset();
$this->go_to($page_2_link);
$page_3_link = get_pagenum_link(3, false);
$expected = '<link rel="prev" href="' . esc_url($initial_url) . '" />' . "\n" . '<link rel="next" href="' . esc_url($page_3_link) . '" />' . "\n";
self::$class_instance->adjacent_rel_links();
$this->assertEquals($page_2_link, self::$class_instance->canonical(false));
$this->expectOutput($expected);
// Test page 3 of the author archives, should have just a rel=prev and a canonical
self::$class_instance->reset();
$this->go_to($page_3_link);
$expected = '<link rel="prev" href="' . esc_url($page_2_link) . '" />' . "\n";
self::$class_instance->adjacent_rel_links();
$this->assertEquals($page_3_link, self::$class_instance->canonical(false));
$this->expectOutput($expected);
}