rf-web/vendor/bundle/gems/eventmachine-1.2.7/tests/test_channel.rb
2019-10-21 10:18:17 +02:00

76 lines
1.4 KiB
Ruby

require 'em_test_helper'
class TestEMChannel < Test::Unit::TestCase
def test_channel_subscribe
s = 0
EM.run do
c = EM::Channel.new
c.subscribe { |v| s = v; EM.stop }
c << 1
end
assert_equal 1, s
end
def test_channel_unsubscribe
s = 0
EM.run do
c = EM::Channel.new
subscription = c.subscribe { |v| s = v }
c.unsubscribe(subscription)
c << 1
EM.next_tick { EM.stop }
end
assert_not_equal 1, s
end
def test_channel_pop
s = 0
EM.run do
c = EM::Channel.new
c.pop{ |v| s = v }
c.push(1,2,3)
c << 4
c << 5
EM.next_tick { EM.stop }
end
assert_equal 1, s
end
def test_channel_reactor_thread_push
out = []
c = EM::Channel.new
c.subscribe { |v| out << v }
Thread.new { c.push(1,2,3) }.join
assert out.empty?
EM.run { EM.next_tick { EM.stop } }
assert_equal [1,2,3], out
end
def test_channel_reactor_thread_callback
out = []
c = EM::Channel.new
Thread.new { c.subscribe { |v| out << v } }.join
c.push(1,2,3)
assert out.empty?
EM.run { EM.next_tick { EM.stop } }
assert_equal [1,2,3], out
end
def test_channel_num_subscribers
subs = 0
EM.run do
c = EM::Channel.new
c.subscribe { |v| s = v }
c.subscribe { |v| s = v }
EM.next_tick { EM.stop }
subs = c.num_subscribers
end
assert_equal subs, 2
end
end