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Fix lampepfl/dotty-knowledge#30: Re-run failing community tests #8382

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Merged
merged 1 commit into from
Feb 26, 2020
Merged

Fix lampepfl/dotty-knowledge#30: Re-run failing community tests #8382

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15 changes: 13 additions & 2 deletions community-build/test/scala/dotty/communitybuild/CommunityBuildTest.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -298,6 +298,17 @@ class CommunityBuildTest:
* @param arguments Arguments to pass to the testing program
*/
def test(project: String, command: String, arguments: Seq[String]): Unit = {
@annotation.tailrec
def execTimes(task: => Int, timesToRerun: Int): Boolean =
val exitCode = task
if exitCode == 0
then true
else if timesToRerun == 0
then false
else
log(s"Rerunning tests in $project because of a previous run failure.")
execTimes(task, timesToRerun - 1)

log(s"Building $project with dotty-bootstrapped $compilerVersion...")

val projectDir = communitybuildDir.resolve("community-projects").resolve(project)
Expand All @@ -312,9 +323,9 @@ class CommunityBuildTest:
|""".stripMargin)
}

val exitCode = exec(projectDir, command, arguments: _*)
val testsCompletedSuccessfully = execTimes(exec(projectDir, command, arguments: _*), 3)

if (exitCode != 0) {
if (!testsCompletedSuccessfully) {
fail(s"""
|
|$command exited with an error code. To reproduce without JUnit, use:
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