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<?php
namespace Jaeger\Tests\Codec;
use Exception;
use const Jaeger\BAGGAGE_HEADER_PREFIX;
use Jaeger\Codec\TextCodec;
use const Jaeger\DEBUG_ID_HEADER_KEY;
use Jaeger\SpanContext;
use const Jaeger\TRACE_ID_HEADER;
use PHPUnit\Framework\TestCase;
class TextCodecTest extends TestCase
{
/** @var TextCodec */
private $textCodec;
public function setUp(): void
{
$this->textCodec = new TextCodec();
}
public function testCanInjectSimpleContextInCarrier(): void
{
$context = new SpanContext('trace-id', 'span-id', null, null);
$carrier = [];
$this->textCodec->inject($context, $carrier);
$this->assertCount(1 , $carrier);
$this->assertArrayHasKey(TRACE_ID_HEADER, $carrier);
}
/**
* @dataProvider contextDataProvider
* @param bool $urlEncode
* @param $baggage
*/
public function testCanInjectContextBaggageInCarrier(bool $urlEncode, $baggage, $injectedBaggage): void
{
$carrier = [];
$context = new SpanContext('trace-id', 'span-id', null, null, $baggage);
$textCodec = new TextCodec($urlEncode);
$textCodec->inject($context, $carrier);
$this->assertCount(1 + count($baggage) , $carrier);
$this->assertArrayHasKey(TRACE_ID_HEADER, $carrier);
foreach ($injectedBaggage as $key => $value) {
$this->assertArrayHasKey(BAGGAGE_HEADER_PREFIX . $key, $carrier);
$this->assertEquals($carrier[BAGGAGE_HEADER_PREFIX . $key], $value);
}
}
public function contextDataProvider()
{
return [
[false, ['baggage-1' => 'baggage value'], ['baggage-1' => 'baggage value']],
[false, ['baggage-1' => 'https://testdomain.sk'], ['baggage-1' => 'https://testdomain.sk']],
[true, ['baggage-1' => 'https://testdomain.sk'], ['baggage-1' => 'https%3A%2F%2Ftestdomain.sk']],
];
}
/**
* @dataProvider carrierDataProvider
* @param $urlEncode
* @param $carrier
* @param $traceId
* @param $spanId
* @param $parentId
* @param $flags
* @param $baggage
* @throws \Exception
*/
public function testSpanContextParsingFromHeader($urlEncode, $carrier, $traceId, $spanId, $parentId, $flags, $baggage): void
{
$textCodec = new TextCodec($urlEncode);
$spanContext = $textCodec->extract($carrier);
$this->assertEquals($traceId, $spanContext->getTraceId());
$this->assertEquals($spanId, $spanContext->getSpanId());
$this->assertEquals($parentId, $spanContext->getParentId());
$this->assertEquals($flags, $spanContext->getFlags());
$this->assertCount(count($baggage), $spanContext->getBaggage() ? $spanContext->getBaggage() : []);
foreach ($baggage as $key => $value) {
$this->assertEquals($value, $spanContext->getBaggageItem($key));
}
}
public function carrierDataProvider(): array
{
return [
[
false,
[
TRACE_ID_HEADER => '32834e4115071776:f7802330248418d:f123456789012345:1'
],
"3639838965278119798",
"1114643325879075213",
"-1070935975401544891",
1,
[]
],
[
false,
[
TRACE_ID_HEADER => '32834e4115071776:f7802330248418d:f123456789012345:1',
BAGGAGE_HEADER_PREFIX . 'baggage-1' => 'https://testdomain.sk',
],
"3639838965278119798",
"1114643325879075213",
"-1070935975401544891",
1,
['baggage-1' => 'https://testdomain.sk']
],
[
true,
[
TRACE_ID_HEADER => '32834e4115071776:f7802330248418d:f123456789012345:1',
BAGGAGE_HEADER_PREFIX . 'baggage-1' => 'https%3A%2F%2Ftestdomain.sk',
],
"3639838965278119798",
"1114643325879075213",
"-1070935975401544891",
1,
['baggage-1' => 'https://testdomain.sk']
]
];
}
public function testBaggageWithoutTraceContext(): void
{
$carrier = [BAGGAGE_HEADER_PREFIX.'test' => 'some data'];
$this->expectException(Exception::class);
$this->expectExceptionMessage('baggage without trace ctx');
$this->textCodec->extract($carrier);
}
public function testInvalidSpanContextParsingFromHeader(): void
{
$carrier = [TRACE_ID_HEADER => 'invalid_data'];
$this->expectException(Exception::class);
$this->expectExceptionMessage('Malformed tracer state string.');
$this->textCodec->extract($carrier);
}
public function testExtractDebugSpanContext(): void
{
$carrier = [DEBUG_ID_HEADER_KEY => 'debugId'];
$spanContext = $this->textCodec->extract($carrier);
$this->assertEquals('debugId', $spanContext->getDebugId());
$this->assertNull($spanContext->getTraceId());
$this->assertNull($spanContext->getSpanId());
$this->assertNull($spanContext->getParentId());
$this->assertNull($spanContext->getFlags());
}
public function testExtractEmptySpanContext(): void
{
$spanContext = $this->textCodec->extract([]);
$this->assertNull($spanContext);
}
}
|
