<?php

/**

* Test the has_filter method of WP_Hook

*

* @group hooks

* @covers WP_Hook::has_filter

*/

class Tests_Hooks_HasFilter extends WP_UnitTestCase {

/**

* @ticket 64186

*/

public function test_has_filter_with_function() {

$callback = '__return_null';

$hook = new WP_Hook();

$hook_name = __FUNCTION__;

$priority_a = 1;

$priority_b = 10;

$accepted_args = 2;

$hook->add_filter( $hook_name, $callback, $priority_a, $accepted_args );

$hook->add_filter( $hook_name, $callback, $priority_b, $accepted_args );

$this->assertSame( $priority_a, $hook->has_filter( $hook_name, $callback ) );

$this->assertTrue( $hook->has_filter( $hook_name, $callback, $priority_a ) );

$this->assertTrue( $hook->has_filter( $hook_name, $callback, $priority_b ) );

$hook->remove_filter( $hook_name, $callback, $priority_a );

$this->assertSame( $priority_b, $hook->has_filter( $hook_name, $callback ) );

}

public function test_has_filter_with_object() {

$a = new MockAction();

$callback = array( $a, 'action' );

$hook = new WP_Hook();

$hook_name = __FUNCTION__;

$priority = 1;

$accepted_args = 2;

$hook->add_filter( $hook_name, $callback, $priority, $accepted_args );

$this->assertSame( $priority, $hook->has_filter( $hook_name, $callback ) );

}

public function test_has_filter_with_static_method() {

$callback = array( 'MockAction', 'action' );

$hook = new WP_Hook();

$hook_name = __FUNCTION__;

$priority = 1;

$accepted_args = 2;

$hook->add_filter( $hook_name, $callback, $priority, $accepted_args );

$this->assertSame( $priority, $hook->has_filter( $hook_name, $callback ) );

}

public function test_has_filter_without_callback() {

$callback = '__return_null';

$hook = new WP_Hook();

$hook_name = __FUNCTION__;

$priority = 1;

$accepted_args = 2;

$hook->add_filter( $hook_name, $callback, $priority, $accepted_args );

$this->assertTrue( $hook->has_filter() );

}

public function test_not_has_filter_without_callback() {

$hook = new WP_Hook();

$this->assertFalse( $hook->has_filter() );

}

public function test_not_has_filter_with_callback() {

$callback = '__return_null';

$hook = new WP_Hook();

$hook_name = __FUNCTION__;

$this->assertFalse( $hook->has_filter( $hook_name, $callback ) );

}

public function test_has_filter_with_wrong_callback() {

$callback = '__return_null';

$hook = new WP_Hook();

$hook_name = __FUNCTION__;

$priority = 1;

$accepted_args = 2;

$hook->add_filter( $hook_name, $callback, $priority, $accepted_args );

$this->assertFalse( $hook->has_filter( $hook_name, '__return_false' ) );

}

}