+<?php
+/**
+ * @group Cache
+ */
+class MapCacheLRUTest extends PHPUnit_Framework_TestCase {
+ /**
+ * @covers MapCacheLRU::newFromArray()
+ * @covers MapCacheLRU::toArray()
+ * @covers MapCacheLRU::getAllKeys()
+ * @covers MapCacheLRU::clear()
+ */
+ function testArrayConversion() {
+ $raw = [ 'd' => 4, 'c' => 3, 'b' => 2, 'a' => 1 ];
+ $cache = MapCacheLRU::newFromArray( $raw, 3 );
+
+ $this->assertSame( true, $cache->has( 'a' ) );
+ $this->assertSame( true, $cache->has( 'b' ) );
+ $this->assertSame( true, $cache->has( 'c' ) );
+ $this->assertSame( 1, $cache->get( 'a' ) );
+ $this->assertSame( 2, $cache->get( 'b' ) );
+ $this->assertSame( 3, $cache->get( 'c' ) );
+
+ $this->assertSame(
+ [ 'a' => 1, 'b' => 2, 'c' => 3 ],
+ $cache->toArray()
+ );
+ $this->assertSame(
+ [ 'a', 'b', 'c' ],
+ $cache->getAllKeys()
+ );
+
+ $cache->clear( 'a' );
+ $this->assertSame(
+ [ 'b' => 2, 'c' => 3 ],
+ $cache->toArray()
+ );
+
+ $cache->clear();
+ $this->assertSame(
+ [],
+ $cache->toArray()
+ );
+ }
+
+ /**
+ * @covers MapCacheLRU::has()
+ * @covers MapCacheLRU::get()
+ * @covers MapCacheLRU::set()
+ */
+ function testLRU() {
+ $raw = [ 'a' => 1, 'b' => 2, 'c' => 3 ];
+ $cache = MapCacheLRU::newFromArray( $raw, 3 );
+
+ $this->assertSame( true, $cache->has( 'c' ) );
+ $this->assertSame(
+ [ 'a' => 1, 'b' => 2, 'c' => 3 ],
+ $cache->toArray()
+ );
+
+ $this->assertSame( 3, $cache->get( 'c' ) );
+ $this->assertSame(
+ [ 'a' => 1, 'b' => 2, 'c' => 3 ],
+ $cache->toArray()
+ );
+
+ $this->assertSame( 1, $cache->get( 'a' ) );
+ $this->assertSame(
+ [ 'b' => 2, 'c' => 3, 'a' => 1 ],
+ $cache->toArray()
+ );
+
+ $cache->set( 'a', 1 );
+ $this->assertSame(
+ [ 'b' => 2, 'c' => 3, 'a' => 1 ],
+ $cache->toArray()
+ );
+
+ $cache->set( 'b', 22 );
+ $this->assertSame(
+ [ 'c' => 3, 'a' => 1, 'b' => 22 ],
+ $cache->toArray()
+ );
+
+ $cache->set( 'd', 4 );
+ $this->assertSame(
+ [ 'a' => 1, 'b' => 22, 'd' => 4 ],
+ $cache->toArray()
+ );
+
+ $cache->set( 'e', 5, 0.33 );
+ $this->assertSame(
+ [ 'e' => 5, 'b' => 22, 'd' => 4 ],
+ $cache->toArray()
+ );
+
+ $cache->set( 'f', 6, 0.66 );
+ $this->assertSame(
+ [ 'b' => 22, 'f' => 6, 'd' => 4 ],
+ $cache->toArray()
+ );
+
+ $cache->set( 'g', 7, 0.90 );
+ $this->assertSame(
+ [ 'f' => 6, 'g' => 7, 'd' => 4 ],
+ $cache->toArray()
+ );
+
+ $cache->set( 'g', 7, 1.0 );
+ $this->assertSame(
+ [ 'f' => 6, 'd' => 4, 'g' => 7 ],
+ $cache->toArray()
+ );
+ }
+}