56 lines
1.2 KiB
PHP
56 lines
1.2 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
namespace Rubix\ML\Tests\NeuralNet\Initializers;
|
||
|
|
|
||
|
|
use Tensor\Matrix;
|
||
|
|
use Rubix\ML\NeuralNet\Initializers\Constant;
|
||
|
|
use Rubix\ML\NeuralNet\Initializers\Initializer;
|
||
|
|
use PHPUnit\Framework\TestCase;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @group Initializers
|
||
|
|
* @covers \Rubix\ML\NeuralNet\Initializers\Constant
|
||
|
|
*/
|
||
|
|
class ConstantTest extends TestCase
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* @var \Rubix\ML\NeuralNet\Initializers\Constant
|
||
|
|
*/
|
||
|
|
protected $initializer;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @before
|
||
|
|
*/
|
||
|
|
protected function setUp() : void
|
||
|
|
{
|
||
|
|
$this->initializer = new Constant(4.8);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @test
|
||
|
|
*/
|
||
|
|
public function build() : void
|
||
|
|
{
|
||
|
|
$this->assertInstanceOf(Constant::class, $this->initializer);
|
||
|
|
$this->assertInstanceOf(Initializer::class, $this->initializer);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @test
|
||
|
|
*/
|
||
|
|
public function initialize() : void
|
||
|
|
{
|
||
|
|
$w = $this->initializer->initialize(4, 3);
|
||
|
|
|
||
|
|
$expected = [
|
||
|
|
[4.8, 4.8, 4.8, 4.8],
|
||
|
|
[4.8, 4.8, 4.8, 4.8],
|
||
|
|
[4.8, 4.8, 4.8, 4.8],
|
||
|
|
];
|
||
|
|
|
||
|
|
$this->assertInstanceOf(Matrix::class, $w);
|
||
|
|
$this->assertEquals([3, 4], $w->shape());
|
||
|
|
$this->assertEquals($expected, $w->asArray());
|
||
|
|
}
|
||
|
|
}
|