127 lines
4.0 KiB
PHP
127 lines
4.0 KiB
PHP
<?php
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declare(strict_types=1);
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namespace OpenTelemetry\Tests\Unit\SDK\Metrics;
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use OpenTelemetry\API\Metrics as API;
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use OpenTelemetry\SDK\Metrics\ValueRecorder;
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use PHPUnit\Framework\TestCase;
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use TypeError;
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/**
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* @covers OpenTelemetry\SDK\Metrics\ValueRecorder
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*/
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class ValueRecorderTest extends TestCase
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{
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private ValueRecorder $metric;
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public function setUp(): void
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{
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$this->metric = new ValueRecorder('name', 'description');
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}
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public function test_get_type(): void
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{
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$this->assertSame(API\MetricKind::VALUE_RECORDER, $this->metric->getType());
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}
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public function test_valid_positive_int_record(): void
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{
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$this->metric->record(5);
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$this->assertMetrics($this->metric, 1, 5, 5, 5);
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$this->metric->record(2);
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$this->assertMetrics($this->metric, 2, 5, 2, 7);
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}
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public function test_valid_negative_int_record(): void
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{
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$this->metric->record(-5);
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$this->assertMetrics($this->metric, 1, -5, -5, -5);
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$this->metric->record(-2);
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$this->assertMetrics($this->metric, 2, -2, -5, -7);
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}
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public function test_valid_positive_and_negative_int_record(): void
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{
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$this->metric->record(5);
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$this->assertMetrics($this->metric, 1, 5, 5, 5);
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$this->metric->record(-2);
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$this->assertMetrics($this->metric, 2, 5, -2, 3);
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}
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public function test_valid_negative_and_positive_record(): void
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{
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$this->metric->record(-5);
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$this->assertMetrics($this->metric, 1, -5, -5, -5);
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$this->metric->record(2);
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$this->assertMetrics($this->metric, 2, 2, -5, -3);
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}
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public function test_valid_positive_float_record(): void
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{
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$this->metric->record(5.2222);
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$this->assertMetrics($this->metric, 1, 5.2222, 5.2222, 5.2222);
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$this->metric->record(2.6666);
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$this->assertMetrics($this->metric, 2, 5.2222, 2.6666, 7.8888);
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}
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public function test_valid_negative_float_record(): void
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{
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$this->metric->record(-5.2222);
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$this->assertMetrics($this->metric, 1, -5.2222, -5.2222, -5.2222);
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$this->metric->record(-2.6666);
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$this->assertMetrics($this->metric, 2, -2.6666, -5.2222, -7.8888);
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}
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public function test_valid_positive_and_negative_float_record(): void
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{
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$this->metric->record(5.2222);
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$this->assertMetrics($this->metric, 1, 5.2222, 5.2222, 5.2222);
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$this->metric->record(-2.6666);
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$this->assertMetrics($this->metric, 2, 5.2222, -2.6666, 2.5556);
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}
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public function test_valid_negative_and_positive_float_record(): void
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{
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$this->metric->record(-5.2222);
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$this->assertMetrics($this->metric, 1, -5.2222, -5.2222, -5.2222);
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$this->metric->record(2.6666);
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$this->assertMetrics($this->metric, 2, 2.6666, -5.2222, -2.5556);
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}
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private function assertMetrics(ValueRecorder $metric, float $count, float $max, float $min, float $sum): void
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{
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$this->assertEquals($count, $metric->getCount());
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$this->assertEquals($max, $metric->getMax());
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$this->assertEquals($min, $metric->getMin());
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$this->assertEquals($sum, $metric->getSum());
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}
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public function test_value_recorder_initialization(): void
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{
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$this->assertEquals(0, $this->metric->getCount());
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$this->assertEquals(INF, $this->metric->getMax());
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$this->assertEquals(-INF, $this->metric->getMin());
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$this->assertEquals(0, $this->metric->getSum());
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$this->assertEquals(0, $this->metric->getMean());
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}
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public function test_invalid_value_recorder_record_throws_type_error(): void
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{
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$this->expectException(TypeError::class);
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/**
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* @phpstan-ignore-next-line
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* @psalm-suppress InvalidArgument
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*/
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$this->metric->record('a');
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}
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public function test_get_mean(): void
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{
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$this->metric->record(2);
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$this->metric->record(5);
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$this->assertSame(3.5, $this->metric->getMean());
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}
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}
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