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ex_cldr
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0.0.6
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0.0.5
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0.0.4
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0.0.3
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Common Locale Data Repository (CLDR) functions for Elixir to localize and format numbers, dates, lists, messages, languages, territories and units with support for over 700 locales for internationalized (i18n) and localized (L10N) applications.
Retired package: Deprecated
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test/math_test.exs
defmodule Math.Test do
use ExUnit.Case
alias Cldr.Number.Math
test "integer number of digits for a decimal integer" do
decimal = Decimal.new(1234)
assert Math.number_of_integer_digits(decimal) == 4
end
test "integer number of digits for a decimal fixnum" do
decimal = Decimal.new(1234.5678)
assert Math.number_of_integer_digits(decimal) == 4
end
test "round significant digits for a decimal integer" do
decimal = Decimal.new(1234)
assert Math.round_significant(decimal, 2) == Decimal.reduce(Decimal.new(1200))
end
test "round significant digits for a decimal" do
decimal = Decimal.new(1234.45)
assert Math.round_significant(decimal, 4) == Decimal.reduce(Decimal.new(1234))
end
test "round significant digits for a decimal to 5 digits" do
decimal = Decimal.new(1234.45)
assert Math.round_significant(decimal, 5) == Decimal.reduce(Decimal.new(1234.5))
end
test "power of 0 == 1" do
assert Math.power(Decimal.new(123), 0) == Decimal.new(1)
end
test "power of decimal where n > 1" do
assert Math.power(Decimal.new(12), 3) == Decimal.new(1728)
end
test "power of decimal where n < 0" do
assert Math.power(Decimal.new(4), -2) == Decimal.new(0.0625)
end
test "power of decimal where number < 0" do
assert Math.power(Decimal.new(-4), 2) == Decimal.new(16)
end
test "power of integer when n = 0" do
assert Math.power(3, 0) === 1
end
test "power of float when n == 0" do
assert Math.power(3.0, 0) === 1.0
end
test "power of integer when n < 1" do
assert Math.power(4, -2) == 0.0625
end
end