117 lines
4.3 KiB
PHP
117 lines
4.3 KiB
PHP
<?php
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declare(strict_types=1);
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namespace OpenTelemetry\Tests\Unit\SDK\Resource;
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use AssertWell\PHPUnitGlobalState\EnvironmentVariables;
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use InvalidArgumentException;
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use OpenTelemetry\SDK\Common\Attribute\Attributes;
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use OpenTelemetry\SDK\Resource\ResourceInfo;
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use OpenTelemetry\SDK\Resource\ResourceInfoFactory;
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use PHPUnit\Framework\TestCase;
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/**
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* @covers OpenTelemetry\SDK\Resource\ResourceInfoFactory
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*/
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class ResourceInfoFactoryTest extends TestCase
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{
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use EnvironmentVariables;
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public function tearDown(): void
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{
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$this->restoreEnvironmentVariables();
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}
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public function test_empty_resource(): void
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{
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$resource = ResourceInfoFactory::emptyResource();
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$this->assertEmpty($resource->getAttributes());
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}
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public function test_merge(): void
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{
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$primary = ResourceInfo::create(new Attributes(['name' => 'primary', 'empty' => '']));
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$secondary = ResourceInfo::create(new Attributes(['version' => '1.0.0', 'empty' => 'value']));
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$result = ResourceInfoFactory::merge($primary, $secondary);
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$name = $result->getAttributes()->get('name');
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$version = $result->getAttributes()->get('version');
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$empty = $result->getAttributes()->get('empty');
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$this->assertCount(3, $result->getAttributes());
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$this->assertEquals('primary', $name);
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$this->assertEquals('1.0.0', $version);
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$this->assertEquals('', $empty);
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}
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/**
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* @dataProvider schemaUrlsToMergeProvider
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*/
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public function test_merge_schema_url(array $schemaUrlsToMerge, ?string $expectedSchemaUrl): void
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{
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$resourcesToMerge = [];
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foreach ($schemaUrlsToMerge as $schemaUrl) {
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$resourcesToMerge[] = ResourceInfo::create(new Attributes([]), $schemaUrl);
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}
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$result = ResourceInfoFactory::merge(...$resourcesToMerge);
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$this->assertEquals($expectedSchemaUrl, $result->getSchemaUrl());
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}
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public function schemaUrlsToMergeProvider()
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{
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yield 'Should keep old schemaUrl when the updating one is empty' => [['http://url', null], 'http://url'];
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yield 'Should override empty old schemaUrl with non-empty updating one' => [[null, 'http://url'], 'http://url'];
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yield 'Should keep matching schemaUrls' => [['http://url', 'http://url'], 'http://url'];
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yield 'Should resolve an empty schemaUrl when the old and the updating are not equal' => [['http://url-1', 'http://url-2'], null];
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yield 'Should keep empty schemaUrl when not equal schemas have been merged before' => [['http://url-1', 'http://url-2', 'http://url-2'], null];
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}
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public function test_resource_service_name_default(): void
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{
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$resource = ResourceInfoFactory::defaultResource();
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$this->assertEquals('unknown_service', $resource->getAttributes()->get('service.name'));
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}
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/**
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* @group compliance
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*/
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public function test_resource_with_empty_environment_variable(): void
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{
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$this->setEnvironmentVariable('OTEL_RESOURCE_ATTRIBUTES', '');
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$this->assertInstanceOf(ResourceInfo::class, ResourceInfoFactory::defaultResource());
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}
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/**
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* @group compliance
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*/
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public function test_resource_with_invalid_environment_variable(): void
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{
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$this->setEnvironmentVariable('OTEL_RESOURCE_ATTRIBUTES', 'foo');
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$this->expectException(InvalidArgumentException::class);
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$this->assertInstanceOf(ResourceInfo::class, ResourceInfoFactory::defaultResource());
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}
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/**
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* @group compliance
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*/
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public function test_resource_from_environment_service_name_takes_precedence_over_resource_attribute(): void
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{
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$this->setEnvironmentVariable('OTEL_RESOURCE_ATTRIBUTES', 'service.name=bar');
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$this->setEnvironmentVariable('OTEL_SERVICE_NAME', 'foo');
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$resource = ResourceInfoFactory::defaultResource();
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$this->assertEquals('foo', $resource->getAttributes()->get('service.name'));
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}
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/**
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* @group compliance
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*/
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public function test_resource_from_environment_resource_attribute_takes_precedence_over_default(): void
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{
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$this->setEnvironmentVariable('OTEL_RESOURCE_ATTRIBUTES', 'service.name=foo');
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$resource = ResourceInfoFactory::defaultResource();
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$this->assertEquals('foo', $resource->getAttributes()->get('service.name'));
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}
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}
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