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improved Flyweight

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This commit is contained in:
Dominik Liebler
2019-08-19 17:47:02 +02:00
parent c00800f572
commit 2afed49abd
8 changed files with 94 additions and 46 deletions
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25
Structural/Flyweight/Tests/FlyweightTest.php
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@@ -3,7 +3,7 @@ declare(strict_types=1);
namespace DesignPatterns\Structural\Flyweight\Tests;
use DesignPatterns\Structural\Flyweight\FlyweightFactory;
use DesignPatterns\Structural\Flyweight\TextFactory;
use PHPUnit\Framework\TestCase;
class FlyweightTest extends TestCase
@@ -14,20 +14,29 @@ class FlyweightTest extends TestCase
public function testFlyweight()
{
$factory = new FlyweightFactory();
$factory = new TextFactory();
foreach ($this->characters as $char) {
foreach ($this->fonts as $font) {
$flyweight = $factory->get($char);
$rendered = $flyweight->render($font);
for ($i = 0; $i <= 10; $i++) {
foreach ($this->characters as $char) {
foreach ($this->fonts as $font) {
$flyweight = $factory->get($char);
$rendered = $flyweight->render($font);
$this->assertSame(sprintf('Character %s with font %s', $char, $font), $rendered);
$this->assertSame(sprintf('Character %s with font %s', $char, $font), $rendered);
}
}
}
foreach ($this->fonts as $word) {
$flyweight = $factory->get($word);
$rendered = $flyweight->render('foobar');
$this->assertSame(sprintf('Word %s with font foobar', $word), $rendered);
}
// Flyweight pattern ensures that instances are shared
// instead of having hundreds of thousands of individual objects
// there must be one instance for every char that has been reused for displaying in different fonts
$this->assertCount(count($this->characters), $factory);
$this->assertCount(count($this->characters) + count($this->fonts), $factory);
}
}