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|
<?php
/**
* MigrationTest.php - unit tests for the migrations
*
* @author Jan-Hendrik Willms <tleilax+studip@gmail.com>
* @license GPL2 or any later version
*/
class MigrationTest extends \Codeception\Test\Unit
{
protected $migrator;
protected $before = null;
public function setUp()
{
$this->before = isset($GLOBALS['CACHING_ENABLE'])
? $GLOBALS['CACHING_ENABLE']
: null;
$GLOBALS['CACHING_ENABLE'] = false;
require_once 'lib/classes/StudipCache.class.php';
require_once 'lib/classes/StudipMemoryCache.class.php';
require_once 'lib/classes/StudipCacheFactory.class.php';
require_once 'lib/models/SimpleORMap.class.php';
require_once 'lib/migrations/Migration.php';
require_once 'lib/migrations/Migrator.php';
require_once 'lib/migrations/SchemaVersion.php';
}
public function tearDown()
{
if ($this->before !== null) {
$GLOBALS['CACHING_ENABLE'] = $this->before;
} else {
unset($GLOBALS['CACHING_ENABLE']);
}
}
private function getSchemaVersion()
{
return new class() implements SchemaVersion
{
private $versions = [];
public function get()
{
return count($this->versions) > 0 ? max($this->versions) : 0;
}
public function contains($version)
{
return in_array($version, $this->versions);
}
public function add($version)
{
if (!$this->contains($version)) {
$this->versions[] = $version;
}
}
public function remove($version)
{
if ($this->contains($version)) {
$this->versions = array_diff($this->versions, [$version]);
}
}
};
}
private function getMigrator($schema_version = null)
{
return new Migrator(
__DIR__ . '/test-migrations',
$schema_version ?: $this->getSchemaVersion()
);
}
public function testSchemaVersion()
{
$schema_version = $this->getSchemaVersion();
$this->assertSame(0, $schema_version->get());
$schema_version->add(1);
$this->assertTrue($schema_version->contains(1));
$this->assertSame(1, $schema_version->get());
$schema_version->add(2);
$this->assertTrue($schema_version->contains(2));
$this->assertSame(2, $schema_version->get());
$schema_version->remove(1);
$this->assertFalse($schema_version->contains(1));
$this->assertSame(2, $schema_version->get());
}
public function testRelevance()
{
$migrator = $this->getMigrator();
$relevant = $migrator->relevantMigrations(null);
$this->assertSame(4, count($relevant));
$migrator->migrateTo(10);
$relevant = $migrator->relevantMigrations(null);
$this->assertSame(1, count($relevant));
}
public function testMigrationUp()
{
$schema_version = $this->getSchemaVersion();
$migrator = $this->getMigrator($schema_version);
$migrator->migrateTo(null);
$this->assertSame(20190417, $schema_version->get());
$this->assertSame(0, count($migrator->relevantMigrations(null)));
return $schema_version;
}
/**
* @depends testMigrationUp
*/
public function testMigrationDown($schema_version)
{
$migrator = $this->getMigrator($schema_version);
$migrator->migrateTo(0);
$this->assertSame(0, $schema_version->get());
$this->assertSame(4, count($migrator->relevantMigrations(null)));
}
public function testGaps()
{
$schema_version = $this->getSchemaVersion();
$schema_version->add(2);
$schema_version->add(10);
$migrator = $this->getMigrator($schema_version);
$relevant = $migrator->relevantMigrations(null);
$this->assertSame(2, count($relevant));
$this->assertEquals([1, 20190417], array_keys($relevant));
}
}
|
