private int runTestsExternal(
final CommandRunnerParams params,
Build build,
Iterable<String> command,
Iterable<TestRule> testRules)
throws InterruptedException, IOException {
TestRunningOptions options = getTestRunningOptions(params);
// Walk the test rules, collecting all the specs.
List<ExternalTestRunnerTestSpec> specs = Lists.newArrayList();
for (TestRule testRule : testRules) {
if (!(testRule instanceof ExternalTestRunnerRule)) {
params
.getBuckEventBus()
.post(
ConsoleEvent.severe(
String.format(
"Test %s does not support external test running",
testRule.getBuildTarget())));
return 1;
}
ExternalTestRunnerRule rule = (ExternalTestRunnerRule) testRule;
specs.add(rule.getExternalTestRunnerSpec(build.getExecutionContext(), options));
}
// Serialize the specs to a file to pass into the test runner.
Path infoFile =
params
.getCell()
.getFilesystem()
.resolve(BuckConstant.SCRATCH_PATH.resolve("external_runner_specs.json"));
Files.createDirectories(infoFile.getParent());
Files.deleteIfExists(infoFile);
params.getObjectMapper().writerWithDefaultPrettyPrinter().writeValue(infoFile.toFile(), specs);
// Launch and run the external test runner, forwarding it's stdout/stderr to the console.
// We wait for it to complete then returns its error code.
ListeningProcessExecutor processExecutor = new ListeningProcessExecutor();
ProcessExecutorParams processExecutorParams =
ProcessExecutorParams.builder()
.addAllCommand(command)
.addAllCommand(withDashArguments)
.addCommand("--buck-test-info", infoFile.toString())
.setDirectory(params.getCell().getFilesystem().getRootPath().toFile())
.build();
ForwardingProcessListener processListener =
new ForwardingProcessListener(
Channels.newChannel(params.getConsole().getStdOut()),
Channels.newChannel(params.getConsole().getStdErr()));
ListeningProcessExecutor.LaunchedProcess process =
processExecutor.launchProcess(processExecutorParams, processListener);
try {
return processExecutor.waitForProcess(process, Long.MAX_VALUE, TimeUnit.DAYS);
} finally {
processExecutor.destroyProcess(process, /* force */ false);
processExecutor.waitForProcess(process, Long.MAX_VALUE, TimeUnit.DAYS);
}
}
private int runTestsInternal(
CommandRunnerParams params,
BuildEngine buildEngine,
Build build,
Iterable<TestRule> testRules)
throws InterruptedException, IOException {
if (!withDashArguments.isEmpty()) {
params
.getBuckEventBus()
.post(
ConsoleEvent.severe("Unexpected arguments after \"--\" when using internal runner"));
return 1;
}
ConcurrencyLimit concurrencyLimit =
new ConcurrencyLimit(
getNumTestThreads(params.getBuckConfig()), params.getBuckConfig().getLoadLimit());
try (CommandThreadManager testPool =
new CommandThreadManager(
"Test-Run", params.getBuckConfig().getWorkQueueExecutionOrder(), concurrencyLimit)) {
return TestRunning.runTests(
params,
testRules,
Preconditions.checkNotNull(build.getBuildContext()),
build.getExecutionContext(),
getTestRunningOptions(params),
testPool.getExecutor(),
buildEngine,
new DefaultStepRunner(build.getExecutionContext()));
} catch (ExecutionException e) {
params
.getBuckEventBus()
.post(ConsoleEvent.severe(MoreExceptions.getHumanReadableOrLocalizedMessage(e)));
return 1;
}
}