silverstripe-restfulserver/tests/unit/JSONDataFormatterTest.php

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<?php
namespace SilverStripe\RestfulServer\Tests;
use SilverStripe\RestfulServer\RestfulServer;
use SilverStripe\RestfulServer\Tests\Stubs\JSONDataFormatterTypeTestObject;
use SilverStripe\Dev\SapphireTest;
use SilverStripe\RestfulServer\DataFormatter\JSONDataFormatter;
/**
*
* @todo Test Relation getters
* @todo Test filter and limit through GET params
* @todo Test DELETE verb
*
*/
class JSONDataFormatterTest extends SapphireTest
{
protected static $fixture_file = 'JSONDataFormatterTest.yml';
protected static $extra_dataobjects = [
JSONDataFormatterTypeTestObject::class,
];
public function testJSONTypes()
{
$formatter = new JSONDataFormatter();
$parent = $this->objFromFixture(JSONDataFormatterTypeTestObject::class, 'parent');
$json = $formatter->convertDataObject($parent);
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$this->assertMatchesRegularExpression('/"ID":\d+/', $json, 'PK casted to integer');
$this->assertMatchesRegularExpression(
'/"Created":"\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}"/',
$json,
'Datetime casted to string'
);
$this->assertStringContainsString('"Name":"Parent"', $json, 'String casted to string');
$this->assertStringContainsString('"Active":true', $json, 'Boolean casted to boolean');
$this->assertStringContainsString('"Sort":17', $json, 'Integer casted to integer');
$this->assertStringContainsString('"Average":1.2345', $json, 'Float casted to float');
$this->assertStringContainsString('"ParentID":0', $json, 'Empty FK is 0');
$child3 = $this->objFromFixture(JSONDataFormatterTypeTestObject::class, 'child3');
$json = $formatter->convertDataObject($child3);
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$this->assertStringContainsString('"Name":null', $json, 'Empty string is null');
$this->assertStringContainsString('"Active":false', $json, 'Empty boolean is false');
$this->assertStringContainsString('"Sort":0', $json, 'Empty integer is 0');
$this->assertStringContainsString('"Average":0', $json, 'Empty float is 0');
$this->assertMatchesRegularExpression('/"ParentID":\d+/', $json, 'FK casted to integer');
}
}