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author | Samuel Williams <samuel.williams@oriontransfer.co.nz> | 2020-05-14 22:10:55 +1200 |
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committer | GitHub <noreply@github.com> | 2020-05-14 22:10:55 +1200 |
commit | 0e3b0fcdba70cf96a8e0654eb8f50aacb8024bd4 (patch) | |
tree | 74d381412dfd8ff49dd3039f8aeae09ad9e4e6e3 /test/scheduler/test_enumerator.rb | |
parent | 336119dfc5e6baae0a936d6feae780a61975479c (diff) |
Thread scheduler for light weight concurrency.
Notes
Notes:
Merged: https://github.com/ruby/ruby/pull/3032
Merged-By: ioquatix <samuel@codeotaku.com>
Diffstat (limited to 'test/scheduler/test_enumerator.rb')
-rw-r--r-- | test/scheduler/test_enumerator.rb | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/test/scheduler/test_enumerator.rb b/test/scheduler/test_enumerator.rb new file mode 100644 index 0000000000..7c97382c52 --- /dev/null +++ b/test/scheduler/test_enumerator.rb @@ -0,0 +1,45 @@ +# frozen_string_literal: true +require 'test/unit' +require 'socket' +require_relative 'scheduler' + +class TestSchedulerEnumerator < Test::Unit::TestCase + MESSAGE = "Hello World" + + def test_read_characters + skip unless defined?(UNIXSocket) + + i, o = UNIXSocket.pair + skip unless i.nonblock? && o.nonblock? + + message = String.new + + thread = Thread.new do + scheduler = Scheduler.new + Thread.current.scheduler = scheduler + + e = i.to_enum(:each_char) + + Fiber do + o.write("Hello World") + o.close + end + + Fiber do + begin + while c = e.next + message << c + end + rescue StopIteration + # Ignore. + end + + i.close + end + end + + thread.join + + assert_equal(MESSAGE, message) + end +end |