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Move PHPUnit tests into a tests/phpunit directory.
wp-tests-config.php can/should reside in the root of a develop checkout. `phpunit` should be run from the root. see #25088. git-svn-id: https://develop.svn.wordpress.org/trunk@25165 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Andrew Nacin
308
tests/phpunit/tests/cache.php
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308
tests/phpunit/tests/cache.php
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<?php
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/**
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* @group cache
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*/
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class Tests_Cache extends WP_UnitTestCase {
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var $cache = NULL;
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function setUp() {
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parent::setUp();
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// create two cache objects with a shared cache dir
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// this simulates a typical cache situation, two separate requests interacting
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$this->cache =& $this->init_cache();
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}
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function tearDown() {
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parent::tearDown();
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$this->flush_cache();
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}
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function &init_cache() {
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$cache = new WP_Object_Cache();
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$cache->add_global_groups( array( 'global-cache-test', 'users', 'userlogins', 'usermeta', 'user_meta', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'global-posts', 'blog-id-cache' ) );
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return $cache;
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}
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function test_miss() {
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$this->assertEquals(NULL, $this->cache->get(rand_str()));
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}
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function test_add_get() {
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$key = rand_str();
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$val = rand_str();
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$this->cache->add($key, $val);
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$this->assertEquals($val, $this->cache->get($key));
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}
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function test_add_get_0() {
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$key = rand_str();
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$val = 0;
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// you can store zero in the cache
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$this->cache->add($key, $val);
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$this->assertEquals($val, $this->cache->get($key));
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}
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function test_add_get_null() {
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$key = rand_str();
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$val = null;
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$this->assertTrue( $this->cache->add($key, $val) );
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// null is converted to empty string
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$this->assertEquals( '', $this->cache->get($key) );
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}
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function test_add() {
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$key = rand_str();
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$val1 = rand_str();
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$val2 = rand_str();
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// add $key to the cache
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$this->assertTrue($this->cache->add($key, $val1));
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$this->assertEquals($val1, $this->cache->get($key));
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// $key is in the cache, so reject new calls to add()
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$this->assertFalse($this->cache->add($key, $val2));
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$this->assertEquals($val1, $this->cache->get($key));
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}
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function test_replace() {
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$key = rand_str();
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$val = rand_str();
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$val2 = rand_str();
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// memcached rejects replace() if the key does not exist
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$this->assertFalse($this->cache->replace($key, $val));
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$this->assertFalse($this->cache->get($key));
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$this->assertTrue($this->cache->add($key, $val));
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$this->assertEquals($val, $this->cache->get($key));
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$this->assertTrue($this->cache->replace($key, $val2));
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$this->assertEquals($val2, $this->cache->get($key));
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}
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function test_set() {
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$key = rand_str();
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$val1 = rand_str();
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$val2 = rand_str();
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// memcached accepts set() if the key does not exist
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$this->assertTrue($this->cache->set($key, $val1));
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$this->assertEquals($val1, $this->cache->get($key));
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// Second set() with same key should be allowed
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$this->assertTrue($this->cache->set($key, $val2));
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$this->assertEquals($val2, $this->cache->get($key));
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}
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function test_flush() {
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global $_wp_using_ext_object_cache;
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if ( $_wp_using_ext_object_cache )
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return;
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$key = rand_str();
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$val = rand_str();
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$this->cache->add($key, $val);
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// item is visible to both cache objects
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$this->assertEquals($val, $this->cache->get($key));
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$this->cache->flush();
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// If there is no value get returns false.
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$this->assertFalse($this->cache->get($key));
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}
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// Make sure objects are cloned going to and from the cache
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function test_object_refs() {
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$key = rand_str();
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$object_a = new stdClass;
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$object_a->foo = 'alpha';
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$this->cache->set( $key, $object_a );
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$object_a->foo = 'bravo';
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$object_b = $this->cache->get( $key );
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$this->assertEquals( 'alpha', $object_b->foo );
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$object_b->foo = 'charlie';
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$this->assertEquals( 'bravo', $object_a->foo );
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$key = rand_str();
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$object_a = new stdClass;
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$object_a->foo = 'alpha';
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$this->cache->add( $key, $object_a );
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$object_a->foo = 'bravo';
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$object_b = $this->cache->get( $key );
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$this->assertEquals( 'alpha', $object_b->foo );
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$object_b->foo = 'charlie';
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$this->assertEquals( 'bravo', $object_a->foo );
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}
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function test_incr() {
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$key = rand_str();
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$this->assertFalse( $this->cache->incr( $key ) );
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$this->cache->set( $key, 0 );
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$this->cache->incr( $key );
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$this->assertEquals( 1, $this->cache->get( $key ) );
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$this->cache->incr( $key, 2 );
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$this->assertEquals( 3, $this->cache->get( $key ) );
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}
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function test_wp_cache_incr() {
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$key = rand_str();
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$this->assertFalse( wp_cache_incr( $key ) );
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wp_cache_set( $key, 0 );
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wp_cache_incr( $key );
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$this->assertEquals( 1, wp_cache_get( $key ) );
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wp_cache_incr( $key, 2 );
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$this->assertEquals( 3, wp_cache_get( $key ) );
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}
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function test_decr() {
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$key = rand_str();
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$this->assertFalse( $this->cache->decr( $key ) );
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$this->cache->set( $key, 0 );
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$this->cache->decr( $key );
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$this->assertEquals( 0, $this->cache->get( $key ) );
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$this->cache->set( $key, 3 );
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$this->cache->decr( $key );
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$this->assertEquals( 2, $this->cache->get( $key ) );
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$this->cache->decr( $key, 2 );
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$this->assertEquals( 0, $this->cache->get( $key ) );
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}
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/**
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* @group 21327
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*/
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function test_wp_cache_decr() {
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$key = rand_str();
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$this->assertFalse( wp_cache_decr( $key ) );
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wp_cache_set( $key, 0 );
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wp_cache_decr( $key );
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$this->assertEquals( 0, wp_cache_get( $key ) );
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wp_cache_set( $key, 3 );
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wp_cache_decr( $key );
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$this->assertEquals( 2, wp_cache_get( $key ) );
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wp_cache_decr( $key, 2 );
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$this->assertEquals( 0, wp_cache_get( $key ) );
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}
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function test_delete() {
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$key = rand_str();
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$val = rand_str();
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// Verify set
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$this->assertTrue( $this->cache->set( $key, $val ) );
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$this->assertEquals( $val, $this->cache->get( $key ) );
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// Verify successful delete
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$this->assertTrue( $this->cache->delete( $key ) );
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$this->assertFalse( $this->cache->get( $key ) );
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$this->assertFalse( $this->cache->delete( $key, 'default') );
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}
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function test_wp_cache_delete() {
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$key = rand_str();
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$val = rand_str();
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// Verify set
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$this->assertTrue( wp_cache_set( $key, $val ) );
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$this->assertEquals( $val, wp_cache_get( $key ) );
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// Verify successful delete
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$this->assertTrue( wp_cache_delete( $key ) );
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$this->assertFalse( wp_cache_get( $key ) );
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// wp_cache_delete() does not have a $force method.
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// Delete returns (bool) true when key is not set and $force is true
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// $this->assertTrue( wp_cache_delete( $key, 'default', true ) );
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$this->assertFalse( wp_cache_delete( $key, 'default') );
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}
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function test_switch_to_blog() {
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if ( ! method_exists( $this->cache, 'switch_to_blog' ) )
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return;
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$key = rand_str();
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$val = rand_str();
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$val2 = rand_str();
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if ( ! is_multisite() ) {
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// Single site ingnores switch_to_blog().
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$this->assertTrue( $this->cache->set( $key, $val ) );
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$this->assertEquals( $val, $this->cache->get( $key ) );
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$this->cache->switch_to_blog( 999 );
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$this->assertEquals( $val, $this->cache->get( $key ) );
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$this->assertTrue( $this->cache->set( $key, $val2 ) );
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$this->assertEquals( $val2, $this->cache->get( $key ) );
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$this->cache->switch_to_blog( get_current_blog_id() );
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$this->assertEquals( $val2, $this->cache->get( $key ) );
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} else {
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// Multisite should have separate per-blog caches
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$this->assertTrue( $this->cache->set( $key, $val ) );
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$this->assertEquals( $val, $this->cache->get( $key ) );
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$this->cache->switch_to_blog( 999 );
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$this->assertFalse( $this->cache->get( $key ) );
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$this->assertTrue( $this->cache->set( $key, $val2 ) );
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$this->assertEquals( $val2, $this->cache->get( $key ) );
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$this->cache->switch_to_blog( get_current_blog_id() );
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$this->assertEquals( $val, $this->cache->get( $key ) );
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$this->cache->switch_to_blog( 999 );
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$this->assertEquals( $val2, $this->cache->get( $key ) );
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$this->cache->switch_to_blog( get_current_blog_id() );
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$this->assertEquals( $val, $this->cache->get( $key ) );
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}
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// Global group
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$this->assertTrue( $this->cache->set( $key, $val, 'global-cache-test' ) );
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$this->assertEquals( $val, $this->cache->get( $key, 'global-cache-test' ) );
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$this->cache->switch_to_blog( 999 );
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$this->assertEquals( $val, $this->cache->get( $key, 'global-cache-test' ) );
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$this->assertTrue( $this->cache->set( $key, $val2, 'global-cache-test' ) );
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$this->assertEquals( $val2, $this->cache->get( $key, 'global-cache-test' ) );
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$this->cache->switch_to_blog( get_current_blog_id() );
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$this->assertEquals( $val2, $this->cache->get( $key, 'global-cache-test' ) );
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}
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function test_wp_cache_init() {
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$new_blank_cache_object = new WP_Object_Cache();
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wp_cache_init();
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global $wp_object_cache;
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$this->assertEquals( $wp_object_cache, $new_blank_cache_object );
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}
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function test_wp_cache_replace() {
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$key = 'my-key';
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$val1 = 'first-val';
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$val2 = 'second-val';
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$fake_key = 'my-fake-key';
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// Save the first value to cache and verify
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wp_cache_set( $key, $val1 );
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$this->assertEquals( $val1, wp_cache_get( $key ) );
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// Replace the value and verify
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wp_cache_replace( $key, $val2 );
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$this->assertEquals( $val2, wp_cache_get( $key ) );
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// Non-existant key should fail
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$this->assertFalse( wp_cache_replace( $fake_key, $val1 ) );
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// Make sure $fake_key is not stored
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$this->assertFalse( wp_cache_get( $fake_key ) );
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}
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}
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