360 lines
10 KiB
PHP
360 lines
10 KiB
PHP
<?php
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/**
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* Test do_action() and related functions
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*
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* @group hooks
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*/
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class Tests_Actions extends WP_UnitTestCase {
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function test_simple_action() {
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$a = new MockAction();
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$tag = 'test_action';
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add_action($tag, array(&$a, 'action'));
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do_action($tag);
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// only one event occurred for the hook, with empty args
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$this->assertEquals(1, $a->get_call_count());
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// only our hook was called
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$this->assertEquals(array($tag), $a->get_tags());
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$argsvar = $a->get_args();
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$args = array_pop( $argsvar );
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$this->assertEquals(array(''), $args);
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}
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function test_remove_action() {
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$a = new MockAction();
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$tag = rand_str();
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add_action($tag, array(&$a, 'action'));
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do_action($tag);
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// make sure our hook was called correctly
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$this->assertEquals(1, $a->get_call_count());
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$this->assertEquals(array($tag), $a->get_tags());
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// now remove the action, do it again, and make sure it's not called this time
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remove_action($tag, array(&$a, 'action'));
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do_action($tag);
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$this->assertEquals(1, $a->get_call_count());
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$this->assertEquals(array($tag), $a->get_tags());
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}
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function test_has_action() {
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$tag = rand_str();
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$func = rand_str();
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$this->assertFalse( has_action($tag, $func) );
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$this->assertFalse( has_action($tag) );
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add_action($tag, $func);
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$this->assertEquals( 10, has_action($tag, $func) );
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$this->assertTrue( has_action($tag) );
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remove_action($tag, $func);
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$this->assertFalse( has_action($tag, $func) );
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$this->assertFalse( has_action($tag) );
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}
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// one tag with multiple actions
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function test_multiple_actions() {
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$a1 = new MockAction();
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$a2 = new MockAction();
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$tag = rand_str();
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// add both actions to the hook
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add_action($tag, array(&$a1, 'action'));
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add_action($tag, array(&$a2, 'action'));
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do_action($tag);
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// both actions called once each
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$this->assertEquals(1, $a1->get_call_count());
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$this->assertEquals(1, $a2->get_call_count());
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}
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function test_action_args_1() {
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$a = new MockAction();
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$tag = rand_str();
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$val = rand_str();
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add_action($tag, array(&$a, 'action'));
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// call the action with a single argument
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do_action($tag, $val);
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$call_count = $a->get_call_count();
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$this->assertEquals(1, $call_count);
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$argsvar = $a->get_args();
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$this->assertEquals( array( $val ), array_pop( $argsvar ) );
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}
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function test_action_args_2() {
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$a1 = new MockAction();
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$a2 = new MockAction();
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$tag = rand_str();
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$val1 = rand_str();
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$val2 = rand_str();
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// a1 accepts two arguments, a2 doesn't
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add_action($tag, array(&$a1, 'action'), 10, 2);
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add_action($tag, array(&$a2, 'action'));
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// call the action with two arguments
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do_action($tag, $val1, $val2);
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$call_count = $a1->get_call_count();
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// a1 should be called with both args
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$this->assertEquals(1, $call_count);
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$argsvar1 = $a1->get_args();
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$this->assertEquals( array( $val1, $val2 ), array_pop( $argsvar1 ) );
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// a2 should be called with one only
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$this->assertEquals(1, $a2->get_call_count());
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$argsvar2 = $a2->get_args();
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$this->assertEquals( array( $val1 ), array_pop( $argsvar2 ) );
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}
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function test_action_priority() {
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$a = new MockAction();
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$tag = rand_str();
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add_action($tag, array(&$a, 'action'), 10);
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add_action($tag, array(&$a, 'action2'), 9);
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do_action($tag);
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// two events, one per action
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$this->assertEquals(2, $a->get_call_count());
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$expected = array (
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// action2 is called first because it has priority 9
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array (
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'action' => 'action2',
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'tag' => $tag,
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'args' => array('')
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),
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// action 1 is called second
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array (
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'action' => 'action',
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'tag' => $tag,
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'args' => array('')
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),
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);
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$this->assertEquals($expected, $a->get_events());
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}
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function test_did_action() {
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$tag1 = rand_str();
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$tag2 = rand_str();
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// do action tag1 but not tag2
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do_action($tag1);
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$this->assertEquals(1, did_action($tag1));
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$this->assertEquals(0, did_action($tag2));
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// do action tag2 a random number of times
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$count = rand(0, 10);
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for ($i=0; $i<$count; $i++)
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do_action($tag2);
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// tag1's count hasn't changed, tag2 should be correct
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$this->assertEquals(1, did_action($tag1));
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$this->assertEquals($count, did_action($tag2));
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}
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function test_all_action() {
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$a = new MockAction();
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$tag1 = rand_str();
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$tag2 = rand_str();
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// add an 'all' action
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add_action('all', array(&$a, 'action'));
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$this->assertEquals(10, has_filter('all', array(&$a, 'action')));
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// do some actions
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do_action($tag1);
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do_action($tag2);
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do_action($tag1);
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do_action($tag1);
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// our action should have been called once for each tag
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$this->assertEquals(4, $a->get_call_count());
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// only our hook was called
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$this->assertEquals(array($tag1, $tag2, $tag1, $tag1), $a->get_tags());
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remove_action('all', array(&$a, 'action'));
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$this->assertFalse(has_filter('all', array(&$a, 'action')));
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}
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function test_remove_all_action() {
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$a = new MockAction();
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$tag = rand_str();
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add_action('all', array(&$a, 'action'));
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$this->assertEquals(10, has_filter('all', array(&$a, 'action')));
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do_action($tag);
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// make sure our hook was called correctly
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$this->assertEquals(1, $a->get_call_count());
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$this->assertEquals(array($tag), $a->get_tags());
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// now remove the action, do it again, and make sure it's not called this time
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remove_action('all', array(&$a, 'action'));
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$this->assertFalse(has_filter('all', array(&$a, 'action')));
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do_action($tag);
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$this->assertEquals(1, $a->get_call_count());
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$this->assertEquals(array($tag), $a->get_tags());
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}
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function test_action_ref_array() {
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$obj = new stdClass();
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$a = new MockAction();
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$tag = rand_str();
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add_action($tag, array(&$a, 'action'));
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do_action_ref_array($tag, array(&$obj));
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$args = $a->get_args();
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$this->assertSame($args[0][0], $obj);
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// just in case we don't trust assertSame
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$obj->foo = true;
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$this->assertFalse( empty($args[0][0]->foo) );
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}
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/**
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* @ticket 11241
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*/
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function test_action_keyed_array() {
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$a = new MockAction();
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$tag = rand_str();
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add_action($tag, array(&$a, 'action'));
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$context = array( rand_str() => rand_str() );
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do_action($tag, $context);
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$args = $a->get_args();
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$this->assertSame($args[0][0], $context);
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$context2 = array( rand_str() => rand_str(), rand_str() => rand_str() );
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do_action($tag, $context2);
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$args = $a->get_args();
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$this->assertSame($args[1][0], $context2);
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}
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function test_action_self_removal() {
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add_action( 'test_action_self_removal', array( $this, 'action_self_removal' ) );
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do_action( 'test_action_self_removal' );
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$this->assertEquals( 1, did_action( 'test_action_self_removal' ) );
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}
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function action_self_removal() {
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remove_action( 'test_action_self_removal', array( $this, 'action_self_removal' ) );
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}
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/**
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* Make sure current_action() behaves as current_filter()
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*
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* @ticket 14994
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*/
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function test_current_action() {
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global $wp_current_filter;
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$wp_current_filter[] = 'first';
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$wp_current_filter[] = 'second'; // Let's say a second action was invoked.
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$this->assertEquals( 'second', current_action() );
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}
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/**
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* @ticket 14994
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*/
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function test_doing_filter() {
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global $wp_current_filter;
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$wp_current_filter = array(); // Set to an empty array first
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$this->assertFalse( doing_filter() ); // No filter is passed in, and no filter is being processed
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$this->assertFalse( doing_filter( 'testing' ) ); // Filter is passed in but not being processed
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$wp_current_filter[] = 'testing';
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$this->assertTrue( doing_filter() ); // No action is passed in, and a filter is being processed
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$this->assertTrue( doing_filter( 'testing') ); // Filter is passed in and is being processed
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$this->assertFalse( doing_filter( 'something_else' ) ); // Filter is passed in but not being processed
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$wp_current_filter = array();
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}
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/**
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* @ticket 14994
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*/
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function test_doing_action() {
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global $wp_current_filter;
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$wp_current_filter = array(); // Set to an empty array first
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$this->assertFalse( doing_action() ); // No action is passed in, and no filter is being processed
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$this->assertFalse( doing_action( 'testing' ) ); // Action is passed in but not being processed
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$wp_current_filter[] = 'testing';
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$this->assertTrue( doing_action() ); // No action is passed in, and a filter is being processed
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$this->assertTrue( doing_action( 'testing') ); // Action is passed in and is being processed
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$this->assertFalse( doing_action( 'something_else' ) ); // Action is passed in but not being processed
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$wp_current_filter = array();
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}
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/**
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* @ticket 14994
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*/
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function test_doing_filter_real() {
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$this->assertFalse( doing_filter() ); // No filter is passed in, and no filter is being processed
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$this->assertFalse( doing_filter( 'testing' ) ); // Filter is passed in but not being processed
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add_filter( 'testing', array( $this, 'apply_testing_filter' ) );
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$this->assertTrue( has_action( 'testing' ) );
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$this->assertEquals( 10, has_action( 'testing', array( $this, 'apply_testing_filter' ) ) );
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apply_filters( 'testing', '' );
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// Make sure it ran.
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$this->assertTrue( $this->apply_testing_filter );
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$this->assertFalse( doing_filter() ); // No longer doing any filters
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$this->assertFalse( doing_filter( 'testing' ) ); // No longer doing this filter
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}
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function apply_testing_filter() {
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$this->apply_testing_filter = true;
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$this->assertTrue( doing_filter() );
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$this->assertTrue( doing_filter( 'testing' ) );
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$this->assertFalse( doing_filter( 'something_else' ) );
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$this->assertFalse( doing_filter( 'testing_nested' ) );
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add_filter( 'testing_nested', array( $this, 'apply_testing_nested_filter' ) );
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$this->assertTrue( has_action( 'testing_nested' ) );
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$this->assertEquals( 10, has_action( 'testing_nested', array( $this, 'apply_testing_nested_filter' ) ) );
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apply_filters( 'testing_nested', '' );
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// Make sure it ran.
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$this->assertTrue( $this->apply_testing_nested_filter );
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$this->assertFalse( doing_filter( 'testing_nested' ) );
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$this->assertFalse( doing_filter( 'testing_nested' ) );
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}
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function apply_testing_nested_filter() {
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$this->apply_testing_nested_filter = true;
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$this->assertTrue( doing_filter() );
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$this->assertTrue( doing_filter( 'testing' ) );
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$this->assertTrue( doing_filter( 'testing_nested' ) );
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$this->assertFalse( doing_filter( 'something_else' ) );
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}
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}
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