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[SPARK-31730][CORE][TEST][3.0] Fix flaky tests in BarrierTaskContextSuite #28658

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[SPARK-31730][CORE][TEST][3.0] Fix flaky tests in BarrierTaskContextSuite #28658

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[SPARK-31730][CORE][TEST] Fix flaky tests in BarrierTaskContextSuite
jiangxb1987 May 27, 2020
4359923
fixBuild
jiangxb1987 May 28, 2020
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22 changes: 6 additions & 16 deletions core/src/test/scala/org/apache/spark/scheduler/BarrierTaskContextSuite.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -37,10 +37,10 @@ class BarrierTaskContextSuite extends SparkFunSuite with LocalSparkContext with
.setAppName("test-cluster")
.set(TEST_NO_STAGE_RETRY, true)
sc = new SparkContext(conf)
TestUtils.waitUntilExecutorsUp(sc, numWorker, 60000)
}

// TODO (SPARK-31730): re-enable it
ignore("global sync by barrier() call") {
test("global sync by barrier() call") {
initLocalClusterSparkContext()
val rdd = sc.makeRDD(1 to 10, 4)
val rdd2 = rdd.barrier().mapPartitions { it =>
Expand All @@ -57,10 +57,7 @@ class BarrierTaskContextSuite extends SparkFunSuite with LocalSparkContext with
}

test("share messages with allGather() call") {
val conf = new SparkConf()
.setMaster("local-cluster[4, 1, 1024]")
.setAppName("test-cluster")
sc = new SparkContext(conf)
initLocalClusterSparkContext()
val rdd = sc.makeRDD(1 to 10, 4)
val rdd2 = rdd.barrier().mapPartitions { it =>
val context = BarrierTaskContext.get()
Expand All @@ -78,10 +75,7 @@ class BarrierTaskContextSuite extends SparkFunSuite with LocalSparkContext with
}

test("throw exception if we attempt to synchronize with different blocking calls") {
val conf = new SparkConf()
.setMaster("local-cluster[4, 1, 1024]")
.setAppName("test-cluster")
sc = new SparkContext(conf)
initLocalClusterSparkContext()
val rdd = sc.makeRDD(1 to 10, 4)
val rdd2 = rdd.barrier().mapPartitions { it =>
val context = BarrierTaskContext.get()
Expand All @@ -100,10 +94,7 @@ class BarrierTaskContextSuite extends SparkFunSuite with LocalSparkContext with
}

test("successively sync with allGather and barrier") {
val conf = new SparkConf()
.setMaster("local-cluster[4, 1, 1024]")
.setAppName("test-cluster")
sc = new SparkContext(conf)
initLocalClusterSparkContext()
val rdd = sc.makeRDD(1 to 10, 4)
val rdd2 = rdd.barrier().mapPartitions { it =>
val context = BarrierTaskContext.get()
Expand All @@ -129,8 +120,7 @@ class BarrierTaskContextSuite extends SparkFunSuite with LocalSparkContext with
assert(times2.max - times2.min <= 1000)
}

// TODO (SPARK-31730): re-enable it
ignore("support multiple barrier() call within a single task") {
test("support multiple barrier() call within a single task") {
initLocalClusterSparkContext()
val rdd = sc.makeRDD(1 to 10, 4)
val rdd2 = rdd.barrier().mapPartitions { it =>
Expand Down