pdo-document/tests/unit/Mapper/DocumentMapperTest.php

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<?php declare(strict_types=1);
namespace Test\Unit\Mapper;
use BitBadger\PDODocument\{DocumentException, Field};
use BitBadger\PDODocument\Mapper\DocumentMapper;
use PHPUnit\Framework\Attributes\TestDox;
use PHPUnit\Framework\TestCase;
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use Test\{PjsonDocument, PjsonId};
// ** Test class hierarchy for serialization **
class SubDocument
{
public function __construct(public int $id = 0, public string $name = '') { }
}
class TestDocument
{
public function __construct(public int $id = 0, public SubDocument $subDoc = new SubDocument()) { }
}
/**
* Unit tests for the DocumentMapper class
*/
#[TestDox('Document Mapper (Unit tests)')]
class DocumentMapperTest extends TestCase
{
public function testConstructorSucceedsWithDefaultField(): void
{
$mapper = new DocumentMapper(Field::class);
$this->assertEquals('data', $mapper->fieldName, 'Default field name should have been "data"');
}
public function testConstructorSucceedsWithSpecifiedField(): void
{
$mapper = new DocumentMapper(Field::class, 'json');
$this->assertEquals('json', $mapper->fieldName, 'Field name not recorded correctly');
}
#[TestDox('Map succeeds with valid JSON')]
public function testMapSucceedsWithValidJSON(): void
{
$doc = (new DocumentMapper(TestDocument::class))->map(['data' => '{"id":7,"subDoc":{"id":22,"name":"tester"}}']);
$this->assertNotNull($doc, 'The document should not have been null');
$this->assertEquals(7, $doc->id, 'ID not filled correctly');
$this->assertNotNull($doc->subDoc, 'The sub-document should not have been null');
$this->assertEquals(22, $doc->subDoc->id, 'Sub-document ID not filled correctly');
$this->assertEquals('tester', $doc->subDoc->name, 'Sub-document name not filled correctly');
}
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#[TestDox('Map succeeds with valid JSON for pjson class')]
public function testMapSucceedsWithValidJSONForPjsonClass(): void
{
$doc = (new DocumentMapper(PjsonDocument::class))->map(['data' => '{"id":"seven","name":"bob","num_value":8}']);
$this->assertNotNull($doc, 'The document should not have been null');
$this->assertEquals(new PjsonId('seven'), $doc->id, 'ID not filled correctly');
$this->assertEquals('bob', $doc->name, 'Name not filled correctly');
$this->assertEquals(8, $doc->numValue, 'Numeric value not filled correctly');
$this->assertFalse(isset($doc->skipped), 'Non-JSON field has not been set');
}
#[TestDox('Map fails with invalid JSON')]
public function testMapFailsWithInvalidJSON(): void
{
$this->expectException(DocumentException::class);
(new DocumentMapper(TestDocument::class))->map(['data' => 'this is not valid']);
}
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#[TestDox('Map fails with invalid JSON for pjson class')]
public function testMapFailsWithInvalidJSONForPjsonClass(): void
{
$this->expectException(DocumentException::class);
(new DocumentMapper(PjsonDocument::class))->map(['data' => 'not even close']);
}
}