opentelemetry-php/tests/Unit/SDK/Trace/SpanLimitsBuilderTest.php

61 lines
1.8 KiB
PHP

<?php
declare(strict_types=1);
namespace OpenTelemetry\Tests\Unit\SDK\Trace;
use AssertWell\PHPUnitGlobalState\EnvironmentVariables;
use Exception;
use OpenTelemetry\SDK\Common\Attribute\Attributes;
use OpenTelemetry\SDK\Trace\SpanLimitsBuilder;
use PHPUnit\Framework\TestCase;
/**
* @covers OpenTelemetry\SDK\Trace\SpanLimitsBuilder
*/
class SpanLimitsBuilderTest extends TestCase
{
use EnvironmentVariables;
public function test_span_limits_builder_uses_default_values(): void
{
$builder = new SpanLimitsBuilder();
$spanLimits = $builder->build();
$this->assertEquals(Attributes::factory(128), $spanLimits->getAttributesFactory());
}
/**
* @group trace-compliance
*/
public function test_span_limits_builder_uses_environment_variable(): void
{
$this->setEnvironmentVariable('OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT', 111);
$builder = new SpanLimitsBuilder();
$spanLimits = $builder->build();
$this->assertEquals(Attributes::factory(111), $spanLimits->getAttributesFactory());
}
/**
* @group trace-compliance
*/
public function test_span_limits_builder_uses_configured_value(): void
{
$this->setEnvironmentVariable('OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT', 111);
$builder = new SpanLimitsBuilder();
$builder->setAttributeCountLimit(222);
$spanLimits = $builder->build();
$this->assertEquals(Attributes::factory(222), $spanLimits->getAttributesFactory());
}
/**
* @group trace-compliance
*/
public function test_span_limits_builder_throws_exception_on_invalid_value_from_environment(): void
{
$this->setEnvironmentVariable('OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT', 'fruit');
$builder = new SpanLimitsBuilder();
$this->expectException(Exception::class);
$builder->build();
}
}