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require 'test/unit'
require File.dirname(__FILE__) + '/../../lib/core_ext/numeric'
class NumericExtTimeTest < Test::Unit::TestCase
def setup
@now = Time.now
@seconds = {
1.minute => 60,
10.minutes => 600,
1.hour + 15.minutes => 4500,
2.days + 4.hours + 30.minutes => 189000,
5.years + 1.month + 1.fortnight => 161481600
}
end
def test_units
@seconds.each do |actual, expected|
assert_equal expected, actual
end
end
def test_intervals
@seconds.values.each do |seconds|
assert_equal seconds.since(@now), @now + seconds
assert_equal seconds.until(@now), @now - seconds
end
end
# Test intervals based from Time.now
def test_now
@seconds.values.each do |seconds|
now = Time.now
assert seconds.ago >= now - seconds
now = Time.now
assert seconds.from_now >= now + seconds
end
end
end
class NumericExtSizeTest < Test::Unit::TestCase
def test_unit_in_terms_of_another
relationships = {
1024.kilobytes => 1.megabyte,
3584.0.kilobytes => 3.5.megabytes,
3584.0.megabytes => 3.5.gigabytes,
1.kilobyte ** 4 => 1.terabyte,
1024.kilobytes + 2.megabytes => 3.megabytes,
2.gigabytes / 4 => 512.megabytes,
256.megabytes * 20 + 5.gigabytes => 10.gigabytes
}
relationships.each do |left, right|
assert_equal right, left
end
end
end
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