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# frozen_string_literal: false
require 'test/unit'
require 'timeout'
module TestParallel
PARALLEL_RB = "#{__dir__}/../../lib/test/unit/parallel.rb"
TESTS = "#{__dir__}/tests_for_parallel"
# use large timeout for --jit-wait
TIMEOUT = EnvUtil.apply_timeout_scale(defined?(RubyVM::RJIT) && RubyVM::RJIT.enabled? ? 100 : 30)
class TestParallelWorker < Test::Unit::TestCase
def setup
i, @worker_in = IO.pipe
@worker_out, o = IO.pipe
@worker_pid = spawn(*@__runner_options__[:ruby], PARALLEL_RB,
"--ruby", @__runner_options__[:ruby].join(" "),
"-j", "t1", "-v", out: o, in: i)
[i,o].each(&:close)
end
def teardown
if @worker_pid && @worker_in
begin
begin
@worker_in.puts "quit normal"
rescue IOError, Errno::EPIPE
end
Timeout.timeout(2) do
Process.waitpid(@worker_pid)
end
rescue Timeout::Error
begin
Process.kill(:KILL, @worker_pid)
rescue Errno::ESRCH
end
end
end
ensure
begin
@worker_in.close
@worker_out.close
rescue Errno::EPIPE
# may already broken and rescue'ed in above code
end
end
def test_run
Timeout.timeout(TIMEOUT) do
assert_match(/^ready/,@worker_out.gets)
@worker_in.puts "run #{TESTS}/ptest_first.rb test"
assert_match(/^okay/,@worker_out.gets)
assert_match(/^start/,@worker_out.gets)
assert_match(/^record/,@worker_out.gets)
assert_match(/^p/,@worker_out.gets)
assert_match(/^done/,@worker_out.gets)
assert_match(/^ready/,@worker_out.gets)
end
end
def test_run_multiple_testcase_in_one_file
Timeout.timeout(TIMEOUT) do
assert_match(/^ready/,@worker_out.gets)
@worker_in.puts "run #{TESTS}/ptest_second.rb test"
assert_match(/^okay/,@worker_out.gets)
assert_match(/^start/,@worker_out.gets)
assert_match(/^record/,@worker_out.gets)
assert_match(/^p/,@worker_out.gets)
assert_match(/^done/,@worker_out.gets)
assert_match(/^start/,@worker_out.gets)
assert_match(/^record/,@worker_out.gets)
assert_match(/^p/,@worker_out.gets)
assert_match(/^done/,@worker_out.gets)
assert_match(/^ready/,@worker_out.gets)
end
end
def test_accept_run_command_multiple_times
Timeout.timeout(TIMEOUT) do
assert_match(/^ready/,@worker_out.gets)
@worker_in.puts "run #{TESTS}/ptest_first.rb test"
assert_match(/^okay/,@worker_out.gets)
assert_match(/^start/,@worker_out.gets)
assert_match(/^record/,@worker_out.gets)
assert_match(/^p/,@worker_out.gets)
assert_match(/^done/,@worker_out.gets)
assert_match(/^ready/,@worker_out.gets)
@worker_in.puts "run #{TESTS}/ptest_second.rb test"
assert_match(/^okay/,@worker_out.gets)
assert_match(/^start/,@worker_out.gets)
assert_match(/^record/,@worker_out.gets)
assert_match(/^p/,@worker_out.gets)
assert_match(/^done/,@worker_out.gets)
assert_match(/^start/,@worker_out.gets)
assert_match(/^record/,@worker_out.gets)
assert_match(/^p/,@worker_out.gets)
assert_match(/^done/,@worker_out.gets)
assert_match(/^ready/,@worker_out.gets)
end
end
def test_p
Timeout.timeout(TIMEOUT) do
@worker_in.puts "run #{TESTS}/ptest_first.rb test"
while buf = @worker_out.gets
break if /^p (.+?)$/ =~ buf
end
assert_not_nil($1, "'p' was not found")
assert_match(/TestA#test_nothing_test = \d+\.\d+ s = \.\n/, $1.chomp.unpack1("m"))
end
end
def test_done
Timeout.timeout(TIMEOUT) do
@worker_in.puts "run #{TESTS}/ptest_forth.rb test"
while buf = @worker_out.gets
break if /^done (.+?)$/ =~ buf
end
assert_not_nil($1, "'done' was not found")
result = Marshal.load($1.chomp.unpack1("m"))
assert_equal(5, result[0])
pend "TODO: result[1] returns 17. We should investigate it" do # TODO: misusage of pend (pend doens't use given block)
assert_equal(12, result[1])
end
assert_kind_of(Array,result[2])
assert_kind_of(Array,result[3])
assert_kind_of(Array,result[4])
assert_kind_of(Array,result[2][1])
assert_kind_of(Test::Unit::AssertionFailedError,result[2][0][2])
assert_kind_of(Test::Unit::PendedError,result[2][1][2])
assert_kind_of(Test::Unit::PendedError,result[2][2][2])
assert_kind_of(Exception, result[2][3][2])
assert_equal(result[5], "TestE")
end
end
def test_quit
Timeout.timeout(TIMEOUT) do
@worker_in.puts "quit normal"
assert_match(/^bye$/m,@worker_out.read)
end
end
end
class TestParallel < Test::Unit::TestCase
def spawn_runner(*opt_args, jobs: "t1")
@test_out, o = IO.pipe
@test_pid = spawn(*@__runner_options__[:ruby], TESTS+"/runner.rb",
"--ruby", @__runner_options__[:ruby].join(" "),
"-j", jobs, *opt_args, out: o, err: o)
o.close
end
def teardown
begin
if @test_pid
Timeout.timeout(2) do
Process.waitpid(@test_pid)
end
end
rescue Timeout::Error
Process.kill(:KILL, @test_pid) if @test_pid
ensure
@test_out&.close
end
end
def test_ignore_jzero
spawn_runner(jobs: "0")
Timeout.timeout(TIMEOUT) {
assert_match(/Error: parameter of -j option should be greater than 0/,@test_out.read)
}
end
def test_should_run_all_without_any_leaks
spawn_runner
buf = Timeout.timeout(TIMEOUT) {@test_out.read}
assert_match(/^9 tests/,buf)
end
def test_should_retry_failed_on_workers
spawn_runner
buf = Timeout.timeout(TIMEOUT) {@test_out.read}
assert_match(/^Retrying\.+$/,buf)
end
def test_no_retry_option
spawn_runner "--no-retry"
buf = Timeout.timeout(TIMEOUT) {@test_out.read}
refute_match(/^Retrying\.+$/,buf)
assert_match(/^ +\d+\) Failure:\nTestD#test_fail_at_worker/,buf)
end
def test_jobs_status
spawn_runner "--jobs-status"
buf = Timeout.timeout(TIMEOUT) {@test_out.read}
assert_match(/\d+=ptest_(first|second|third|forth) */,buf)
end
def test_separate
# this test depends to --jobs-status
spawn_runner "--jobs-status", "--separate"
buf = Timeout.timeout(TIMEOUT) {@test_out.read}
assert(buf.scan(/^\[\s*\d+\/\d+\]\s*(\d+?)=/).flatten.uniq.size > 1,
message("retried tests should run in different processes") {buf})
end
def test_hungup
spawn_runner "--worker-timeout=1", "test4test_hungup.rb"
buf = Timeout.timeout(TIMEOUT) {@test_out.read}
assert_match(/^Retrying hung up testcases\.+$/, buf)
assert_match(/^2 tests,.* 0 failures,/, buf)
end
def test_retry_workers
spawn_runner "--worker-timeout=1", "test4test_slow_0.rb", "test4test_slow_1.rb", jobs: "2"
buf = Timeout.timeout(TIMEOUT) {@test_out.read}
assert_match(/^Retrying hung up testcases\.+$/, buf)
assert_match(/^2 tests,.* 0 failures,/, buf)
end
end
end
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