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Generate the traceId in the DdTracer using the new strategy in the Co…
…reTracer
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...es/dd-sdk-android-trace/src/test/kotlin/com/datadog/trace/api/IdGenerationStrategyTest.kt
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| Original file line number | Diff line number | Diff line change |
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| /* | ||
| * Unless explicitly stated otherwise all files in this repository are licensed under the Apache License Version 2.0. | ||
| * This product includes software developed at Datadog (https://www.datadoghq.com/). | ||
| * Copyright 2016-Present Datadog, Inc. | ||
| */ | ||
|
|
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| package com.datadog.trace.api | ||
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| import com.datadog.android.utils.forge.Configurator | ||
| import fr.xgouchet.elmyr.junit5.ForgeConfiguration | ||
| import fr.xgouchet.elmyr.junit5.ForgeExtension | ||
| import org.assertj.core.api.Assertions.assertThat | ||
| import org.assertj.core.api.Assertions.assertThatThrownBy | ||
| import org.junit.jupiter.api.Test | ||
| import org.junit.jupiter.api.extension.ExtendWith | ||
| import org.junit.jupiter.api.extension.Extensions | ||
| import org.junit.jupiter.params.ParameterizedTest | ||
| import org.junit.jupiter.params.provider.ValueSource | ||
| import org.mockito.junit.jupiter.MockitoExtension | ||
| import org.mockito.junit.jupiter.MockitoSettings | ||
| import org.mockito.kotlin.mock | ||
| import org.mockito.quality.Strictness | ||
| import java.security.SecureRandom | ||
|
|
||
| @Extensions( | ||
| ExtendWith(MockitoExtension::class), | ||
| ExtendWith(ForgeExtension::class) | ||
| ) | ||
| @MockitoSettings(strictness = Strictness.LENIENT) | ||
| @ForgeConfiguration(Configurator::class) | ||
| internal class IdGenerationStrategyTest { | ||
|
|
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| // Please note that these tests were just ported from the Groovy CoreTracer tests in APM java code | ||
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| @ParameterizedTest | ||
| @ValueSource(strings = ["RANDOM", "SEQUENTIAL", "SECURE_RANDOM"]) | ||
| fun `M generate id with strategyName and tIdSize bits`(strategyName: String) { | ||
| val isTid128 = listOf(false, true) | ||
| isTid128.forEach { tId128b -> | ||
| val strategy = IdGenerationStrategy.fromName(strategyName, tId128b) | ||
| val traceIds = (0..32768).map { strategy.generateTraceId() } | ||
| val checked = HashSet<DDTraceId>() | ||
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|
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| traceIds.forEach { traceId -> | ||
| assertThat(traceId).isNotNull | ||
| assertThat(traceId.equals("foo")).isFalse() | ||
| assertThat(traceId.equals(DDTraceId.ZERO)).isFalse() | ||
| assertThat(traceId.equals(traceId)).isTrue() | ||
| val hashCode = | ||
| ( | ||
| traceId.toHighOrderLong() xor (traceId.toHighOrderLong() ushr 32) | ||
| xor traceId.toLong() xor (traceId.toLong() ushr 32) | ||
| ).toInt() | ||
| assertThat(traceId.hashCode()).isEqualTo(hashCode) | ||
| assertThat(checked).doesNotContain(traceId) | ||
| checked.add(traceId) | ||
| } | ||
| } | ||
| } | ||
|
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| @ParameterizedTest | ||
| @ValueSource(strings = ["SOME", "UNKNOWN", "STRATEGIES"]) | ||
| fun `M return null for non existing strategy strategyName`(strategyName: String) { | ||
| val strategy = IdGenerationStrategy.fromName(strategyName) | ||
| assertThat(strategy).isNull() | ||
| } | ||
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| @Test | ||
| fun `exception created on SecureRandom strategy`() { | ||
| // Given | ||
| val illegalArgumentException = IllegalArgumentException("SecureRandom init exception") | ||
| val provider: IdGenerationStrategy.ThrowingSupplier<SecureRandom> = mock { | ||
| on { get() }.thenThrow(illegalArgumentException) | ||
| } | ||
|
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| // Then | ||
| assertThatThrownBy { IdGenerationStrategy.SRandom(true, provider) } | ||
| .isInstanceOf(ExceptionInInitializerError::class.java) | ||
| .hasCause(illegalArgumentException) | ||
| } | ||
| } |
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