Files
duckbrain/tests/Unit/SynapsisTest.php

86 lines
2.7 KiB
PHP

<?php
namespace Tests\Unit;
use Exception;
use Libs\Neuron;
use Libs\Synapsis;
use PHPUnit\Framework\Attributes\Test;
use Tests\TestCase;
/**
* SynapsisTest - DuckBrain test harness
*
* Cubre la inyeccion de argumentos por nombre en resolve(): la clave de
* $named gana sobre el default de un opcional y sobre la resolucion DI por
* tipo, la coincidencia es por nombre y no por posicion, y las claves
* sobrantes se ignoran en silencio (riesgo documentado en design.md).
*/
final class SynapsisTest extends TestCase
{
#[Test]
public function namedValueWinsOverOptionalDefault(): void
{
$result = Synapsis::resolve(
fn ($config = 'default') => $config,
['config' => 'forced']
);
$this->assertSame('forced', $result, 'A named argument must take precedence over an optional default');
}
#[Test]
public function namedValueWinsOverTypeBasedResolution(): void
{
$real = new Exception('the real one', 422);
$result = Synapsis::resolve(
fn (Exception $exception) => $exception,
['exception' => $real]
);
$this->assertSame($real, $result, 'The injected instance must be the named one, not a container-built empty Exception');
}
#[Test]
public function namedParametersMatchByNameNotPosition(): void
{
$real = new Exception('matched by name');
[$b, $exception] = Synapsis::resolve(
fn (Neuron $b, Exception $exception) => [$b, $exception],
['exception' => $real]
);
$this->assertInstanceOf(Neuron::class, $b, 'Parameters without a named match must keep resolving through DI');
$this->assertSame($real, $exception, 'Position of the named parameter must not matter');
}
#[Test]
public function unmatchedNamedKeysAreIgnored(): void
{
$result = Synapsis::resolve(
fn ($x = 'untouched') => $x,
['foo' => 1]
);
$this->assertSame('untouched', $result, 'A key matching no parameter must be silently ignored');
}
#[Test]
public function renamedParameterFallsBackToContainerResolution(): void
{
$real = new Exception('never arrives');
// The handler renamed its parameter to $e, so the 'exception' key
// matches nothing and $e degrades to DI: a fresh empty Exception.
$result = Synapsis::resolve(
fn (Exception $e) => $e,
['exception' => $real]
);
$this->assertNotSame($real, $result, 'A renamed handler parameter must not receive the named value');
$this->assertSame('', $result->getMessage(), 'The degradation outcome is a container-built empty Exception');
}
}