silverstripe-framework/tests/php/Assets/Storage/DefaultAssetNameGeneratorTest.php

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<?php
namespace SilverStripe\Assets\Tests\Storage;
use SilverStripe\Assets\Storage\DefaultAssetNameGenerator;
use SilverStripe\Core\Config\Config;
use SilverStripe\Dev\SapphireTest;
/**
* covers {@see DefaultAssetNameGenerator}
*/
class DefaultAssetNameGeneratorTest extends SapphireTest
{
/**
* Test non-prefix behaviour
*/
public function testWithoutPrefix()
{
Config::inst()->update(DefaultAssetNameGenerator::class, 'version_prefix', '');
$generator = new DefaultAssetNameGenerator('folder/MyFile-001.jpg');
$suggestions = iterator_to_array($generator);
// Expect 100 suggestions
$this->assertEquals(100, count($suggestions));
// First item is always the same as input
$this->assertEquals('folder/MyFile-001.jpg', $suggestions[0]);
// Check that padding is respected
$this->assertEquals('folder/MyFile-002.jpg', $suggestions[1]);
$this->assertEquals('folder/MyFile-003.jpg', $suggestions[2]);
$this->assertEquals('folder/MyFile-004.jpg', $suggestions[3]);
$this->assertEquals('folder/MyFile-021.jpg', $suggestions[20]);
$this->assertEquals('folder/MyFile-099.jpg', $suggestions[98]);
// Last item should be some semi-random string, not in the same numeric sequence
$this->assertNotEquals('folder/MyFile-0100.jpg', $suggestions[99]);
$this->assertNotEquals('folder/MyFile-100.jpg', $suggestions[99]);
// Test with a value starting above 1
$generator = new DefaultAssetNameGenerator('folder/MyFile-024.jpg');
$suggestions = iterator_to_array($generator);
$this->assertEquals(100, count($suggestions));
$this->assertEquals('folder/MyFile-024.jpg', $suggestions[0]);
$this->assertEquals('folder/MyFile-025.jpg', $suggestions[1]);
$this->assertEquals('folder/MyFile-026.jpg', $suggestions[2]);
$this->assertEquals('folder/MyFile-048.jpg', $suggestions[24]);
$this->assertEquals('folder/MyFile-122.jpg', $suggestions[98]);
$this->assertNotEquals('folder/MyFile-0123.jpg', $suggestions[99]);
$this->assertNotEquals('folder/MyFile-123.jpg', $suggestions[99]); // Last suggestion is semi-random
// Test without numeric value
$generator = new DefaultAssetNameGenerator('folder/MyFile.jpg');
$suggestions = iterator_to_array($generator);
$this->assertEquals(100, count($suggestions));
$this->assertEquals('folder/MyFile.jpg', $suggestions[0]);
$this->assertEquals('folder/MyFile2.jpg', $suggestions[1]);
$this->assertEquals('folder/MyFile3.jpg', $suggestions[2]);
$this->assertEquals('folder/MyFile25.jpg', $suggestions[24]);
$this->assertEquals('folder/MyFile99.jpg', $suggestions[98]);
$this->assertNotEquals('folder/MyFile100.jpg', $suggestions[99]); // Last suggestion is semi-random
}
/**
* Test with default -v prefix
*/
public function testWithDefaultPrefix()
{
Config::inst()->update(DefaultAssetNameGenerator::class, 'version_prefix', '-v');
// Test with item that doesn't contain the prefix
$generator = new DefaultAssetNameGenerator('folder/MyFile-001.jpg');
$suggestions = iterator_to_array($generator);
$this->assertEquals(100, count($suggestions));
$this->assertEquals('folder/MyFile-001.jpg', $suggestions[0]);
$this->assertEquals('folder/MyFile-001-v2.jpg', $suggestions[1]);
$this->assertEquals('folder/MyFile-001-v4.jpg', $suggestions[3]);
$this->assertEquals('folder/MyFile-001-v21.jpg', $suggestions[20]);
$this->assertEquals('folder/MyFile-001-v99.jpg', $suggestions[98]);
$this->assertNotEquals('folder/MyFile-001-v100.jpg', $suggestions[99]); // Last suggestion is semi-random
// Test with item that contains prefix
$generator = new DefaultAssetNameGenerator('folder/MyFile-v24.jpg');
$suggestions = iterator_to_array($generator);
$this->assertEquals(100, count($suggestions));
$this->assertEquals('folder/MyFile-v24.jpg', $suggestions[0]);
$this->assertEquals('folder/MyFile-v25.jpg', $suggestions[1]);
$this->assertEquals('folder/MyFile-v26.jpg', $suggestions[2]);
$this->assertEquals('folder/MyFile-v48.jpg', $suggestions[24]);
$this->assertEquals('folder/MyFile-v122.jpg', $suggestions[98]);
$this->assertNotEquals('folder/MyFile-v123.jpg', $suggestions[99]);
$this->assertNotEquals('folder/MyFile-123.jpg', $suggestions[99]);
// Test without numeric value
$generator = new DefaultAssetNameGenerator('folder/MyFile.jpg');
$suggestions = iterator_to_array($generator);
$this->assertEquals(100, count($suggestions));
$this->assertEquals('folder/MyFile.jpg', $suggestions[0]);
$this->assertEquals('folder/MyFile-v2.jpg', $suggestions[1]);
$this->assertEquals('folder/MyFile-v3.jpg', $suggestions[2]);
$this->assertEquals('folder/MyFile-v25.jpg', $suggestions[24]);
$this->assertEquals('folder/MyFile-v99.jpg', $suggestions[98]);
$this->assertNotEquals('folder/MyFile-v100.jpg', $suggestions[99]);
}
public function testFolderWithoutDefaultPrefix()
{
Config::inst()->update(DefaultAssetNameGenerator::class, 'version_prefix', '');
$generator = new DefaultAssetNameGenerator('folder/subfolder');
$suggestions = iterator_to_array($generator);
// Expect 100 suggestions
$this->assertEquals(100, count($suggestions));
// First item is always the same as input
$this->assertEquals('folder/subfolder', $suggestions[0]);
$this->assertEquals('folder/subfolder2', $suggestions[1]);
}
public function testFolderWithDefaultPrefix()
{
Config::inst()->update(DefaultAssetNameGenerator::class, 'version_prefix', '-v');
$generator = new DefaultAssetNameGenerator('folder/subfolder');
$suggestions = iterator_to_array($generator);
// Expect 100 suggestions
$this->assertEquals(100, count($suggestions));
// First item is always the same as input
$this->assertEquals('folder/subfolder', $suggestions[0]);
$this->assertEquals('folder/subfolder-v2', $suggestions[1]);
}
}