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[Backport 6.7] Ensure global test seed is used for all random testing tasks (#38991) #39197

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Merged
merged 1 commit into from
Feb 21, 2019
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[Backport 6.7] Ensure global test seed is used for all random testing tasks (#38991) #39197

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14 changes: 8 additions & 6 deletions buildSrc/src/main/groovy/com/carrotsearch/gradle/junit4/RandomizedTestingPlugin.groovy
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Original file line number Diff line number Diff line change
Expand Up @@ -3,15 +3,14 @@ package com.carrotsearch.gradle.junit4
import com.carrotsearch.ant.tasks.junit4.JUnit4
import org.gradle.api.Plugin
import org.gradle.api.Project
import org.gradle.api.Task
import org.gradle.api.tasks.TaskContainer

class RandomizedTestingPlugin implements Plugin<Project> {

void apply(Project project) {
setupSeed(project)
String seed = setupSeed(project)
createUnitTestTask(project.tasks)
configureAnt(project.ant)
configureAnt(project.ant, seed)
}

/**
Expand All @@ -21,12 +20,12 @@ class RandomizedTestingPlugin implements Plugin<Project> {
* outcome of subsequent runs. Pinning the seed up front like this makes
* the reproduction line from one run be useful on another run.
*/
static void setupSeed(Project project) {
static String setupSeed(Project project) {
if (project.rootProject.ext.has('testSeed')) {
/* Skip this if we've already pinned the testSeed. It is important
* that this checks the rootProject so that we know we've only ever
* initialized one time. */
return
return project.rootProject.ext.testSeed
}
String testSeed = System.getProperty('tests.seed')
if (testSeed == null) {
Expand All @@ -39,6 +38,8 @@ class RandomizedTestingPlugin implements Plugin<Project> {
project.rootProject.subprojects {
project.ext.testSeed = testSeed
}

return testSeed
}

static void createUnitTestTask(TaskContainer tasks) {
Expand All @@ -52,7 +53,8 @@ class RandomizedTestingPlugin implements Plugin<Project> {
}
}

static void configureAnt(AntBuilder ant) {
static void configureAnt(AntBuilder ant, String seed) {
ant.project.addTaskDefinition('junit4:junit4', JUnit4.class)
ant.properties.put('tests.seed', seed)
}
}