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require "test/unit"
require 'em_test_helper'
class TestEmTickLoop < Test::Unit::TestCase
def test_em_tick_loop
i = 0
EM.tick_loop { i += 1; EM.stop if i == 10 }
EM.run { EM.add_timer(1) { EM.stop } }
assert_equal i, 10
end
def test_tick_loop_on_stop
t = nil
tick_loop = EM.tick_loop { :stop }
tick_loop.on_stop { t = true }
EM.run { EM.next_tick { EM.stop } }
assert t
end
def test_start_twice
i = 0
s = 0
tick_loop = EM.tick_loop { i += 1; :stop }
tick_loop.on_stop { s += 1; EM.stop }
EM.run { EM.next_tick { EM.stop } }
assert_equal 1, i
assert_equal 1, s
tick_loop.start
EM.run { EM.next_tick { EM.stop } }
assert_equal 2, i
assert_equal 1, s # stop callbacks are only called once
end
def test_stop
i, s = 0, 0
tick_loop = EM.tick_loop { i += 1 }
tick_loop.on_stop { s += 1 }
EM.run { EM.next_tick { tick_loop.stop; EM.next_tick { EM.stop } } }
assert tick_loop.stopped?
assert_equal 1, i
assert_equal 1, s
end
def test_immediate_stops
s = 0
tick_loop = EM::TickLoop.new { }
tick_loop.on_stop { s += 1 }
tick_loop.on_stop { s += 1 }
assert_equal 2, s
end
def test_stopped
tick_loop = EM::TickLoop.new { }
assert tick_loop.stopped?
tick_loop.start
assert !tick_loop.stopped?
end
end