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# -*- coding: utf-8 -*-
require 'test/unit'
require 'delayer'
class TestPriorityDelayer < Test::Unit::TestCase
def test_asc
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
buffer = []
delayer.new(:high) { buffer << 1 }
delayer.new(:middle) { buffer << 2 }
delayer.new(:low) { buffer << 3 }
delayer.run
assert_equal([1,2,3], buffer)
end
def test_desc
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
buffer = []
delayer.new(:low) { buffer << 3 }
delayer.new(:middle) { buffer << 2 }
delayer.new(:high) { buffer << 1 }
delayer.run
assert_equal([1,2,3], buffer)
end
def test_complex
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
buffer = []
delayer.new(:high) { buffer << 1 }
delayer.new(:middle) { buffer << 2 }
delayer.new(:low) { buffer << 3 }
delayer.new(:middle) { buffer << 4 }
delayer.new(:high) { buffer << 5 }
delayer.new(:middle) { buffer << 6 }
delayer.new(:low) { buffer << 7 }
delayer.new(:middle) { buffer << 8 }
delayer.new(:high) { buffer << 9 }
delayer.run
assert_equal([1,5,9,2,4,6,8,3,7], buffer)
buffer = []
delayer.new(:high) { buffer << 1 }
delayer.new(:low) { buffer << 2 }
delayer.new(:high) { buffer << 3 }
delayer.new(:low) { buffer << 4 }
delayer.run
assert_equal([1,3,2,4], buffer)
end
def test_timelimited
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle,
expire: 0.01)
a = 0
delayer.new { sleep 0.1 }
delayer.new { a = 1 }
assert_equal(0, a)
delayer.run
assert_equal(0, a)
delayer.run
assert_equal(1, a)
end
def test_busy
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
a = false
delayer.new { a = delayer.busy? }
assert_equal(false, a)
assert_equal(false, delayer.busy?)
delayer.run
assert_equal(false, delayer.busy?)
assert_equal(true, a)
end
def test_empty
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
a = false
delayer.new { a = delayer.empty? }
assert_equal(false, a)
assert_equal(false, delayer.empty?)
delayer.run
assert_equal(true, delayer.empty?)
assert_equal(true, a)
end
def test_size
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
a = 0
assert_equal(0, delayer.size)
delayer.new { a += 1 }
assert_equal(1, delayer.size)
delayer.new { a += 1 }
delayer.new { a += 1 }
assert_equal(3, delayer.size)
delayer.run
assert_equal(0, delayer.size)
end
def test_cancel_begin
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
a = 0
d = delayer.new { a += 1 }
delayer.new { a += 2 }
delayer.new { a += 4 }
assert_equal(0, a)
d.cancel
delayer.run
assert_equal(6, a)
a = 0
d = delayer.new(:low) { a += 1 }
delayer.new(:high) { a += 2 }
delayer.new(:high) { a += 4 }
assert_equal(0, a)
d.cancel
delayer.run
assert_equal(6, a)
a = 0
d = delayer.new(:high) { a += 1 }
delayer.new(:low) { a += 2 }
delayer.new(:low) { a += 4 }
assert_equal(0, a)
d.cancel
delayer.run
assert_equal(6, a)
end
def test_cancel_center
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
a = 0
delayer.new { a += 1 }
d = delayer.new { a += 2 }
delayer.new { a += 4 }
assert_equal(0, a)
d.cancel
delayer.run
assert_equal(5, a)
a = 0
delayer.new(:low) { a += 1 }
d = delayer.new(:high) { a += 2 }
delayer.new(:low) { a += 4 }
assert_equal(0, a)
d.cancel
delayer.run
assert_equal(5, a)
a = 0
delayer.new(:high) { a += 1 }
d = delayer.new(:low) { a += 2 }
delayer.new(:high) { a += 4 }
assert_equal(0, a)
d.cancel
delayer.run
assert_equal(5, a)
end
def test_cancel_end
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
a = 0
delayer.new { a += 1 }
delayer.new { a += 2 }
d = delayer.new { a += 4 }
assert_equal(0, a)
d.cancel
delayer.run
assert_equal(3, a)
a = 0
delayer.new(:low) { a += 1 }
delayer.new(:low) { a += 2 }
d = delayer.new(:high) { a += 4 }
assert_equal(0, a)
d.cancel
delayer.run
assert_equal(3, a)
a = 0
delayer.new(:high) { a += 1 }
delayer.new(:high) { a += 2 }
d = delayer.new(:low) { a += 4 }
assert_equal(0, a)
d.cancel
delayer.run
assert_equal(3, a)
end
def test_multithread_register
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
buffer = []
threads = []
10.times do
threads << Thread.new do
1000.times do |number|
delayer.new { buffer << number }
end
end
end
delayer.run
threads.each(&:join)
delayer.run
assert_equal(10000, buffer.size)
assert_equal((0..999).inject(&:+)*10, buffer.inject(&:+))
end
def test_nested
delayer = Delayer.generate_class(priority: [:high, :middle, :low],
default: :middle)
buffer = []
delayer.new { buffer << 1 }
delayer.new do
delayer.new { buffer << 3 }
delayer.new do
delayer.new { buffer << 5 }
delayer.new { buffer << 6 }
end
delayer.new { buffer << 4 }
end
delayer.new { buffer << 2 }
delayer.run
assert_equal([1,2,3,4,5,6], buffer)
end
def test_invalid_priority
delayer = Delayer.generate_class(priority: [:high, :middle, :low])
buffer = []
assert_raise Delayer::InvalidPriorityError do
delayer.new(0) { buffer << 1 }
end
assert_raise Delayer::InvalidPriorityError do
delayer.new("middle") { buffer << 2 }
end
assert_raise Delayer::InvalidPriorityError do
delayer.new { buffer << 3 }
end
delayer.run
assert_equal([], buffer)
end
end
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