public function testIsMongoIndexEquivalentToDocumentIndex($expected, $mongoIndex, $documentIndex)
{
$defaultMongoIndex = ['key' => ['foo' => 1, 'bar' => -1]];
$defaultDocumentIndex = ['keys' => ['foo' => 1, 'bar' => -1], 'options' => []];
$mongoIndex += $defaultMongoIndex;
$documentIndex += $defaultDocumentIndex;
$this->assertSame($expected, $this->schemaManager->isMongoIndexEquivalentToDocumentIndex($mongoIndex, $documentIndex));
}