class NumericExtFormattingTest

Constants

T_MONE
T_ONE
T_ZERO

Public Instance Methods

<(x) click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 469
def <(x); true; end
>(x) click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 431
def >(x); true; end
exabytes(number) click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 152
def exabytes(number)
  petabytes(number) * 1024
end
gigabytes(number) click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 140
def gigabytes(number)
  megabytes(number) * 1024
end
kilobytes(number) click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 132
def kilobytes(number)
  number * 1024
end
megabytes(number) click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 136
def megabytes(number)
  kilobytes(number) * 1024
end
petabytes(number) click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 148
def petabytes(number)
  terabytes(number) * 1024
end
terabytes(number) click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 144
def terabytes(number)
  gigabytes(number) * 1024
end
test_default_to_s() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 388
def test_default_to_s
  assert_equal "123", 123.to_s
  assert_equal "1111011", 123.to_s(2)

  assert_equal "2.5", 2.5.to_s

  assert_equal "100000000000000000000", (100**10).to_s
  assert_equal "1010110101111000111010111100010110101100011000100000000000000000000", (100**10).to_s(2)

  assert_equal "1000010.0", BigDecimal("1000010").to_s
  assert_equal "10000 10.0", BigDecimal("1000010").to_s("5F")

  assert_raises TypeError do
    1.to_s({})
  end
end
test_in_milliseconds() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 405
def test_in_milliseconds
  assert_equal 10_000, 10.seconds.in_milliseconds
end
test_negative() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 454
def test_negative
  assert_predicate(-1, :negative?)
  assert_not_predicate(0, :negative?)
  assert_not_predicate(1, :negative?)
  assert_predicate(-1.0, :negative?)
  assert_not_predicate(-0.0, :negative?)
  assert_not_predicate(+0.0, :negative?)
  assert_not_predicate(+1.0, :negative?)
  assert_predicate(-(0.0.next_float), :negative?)
  assert_not_predicate(+(0.0.next_float), :negative?)
  assert_predicate(-Float::INFINITY, :negative?)
  assert_not_predicate(Float::INFINITY, :negative?)
  assert_not_predicate(Float::NAN, :negative?)

  a = Class.new(Numeric) do
    def <(x); true; end
  end.new
  assert_predicate(a, :negative?)

  a = Class.new(Numeric) do
    def <(x); false; end
  end.new
  assert_not_predicate(a, :negative?)

  assert_predicate(-1 / 2r, :negative?)
  assert_not_predicate(1 / 2r, :negative?)

  assert_not_predicate(T_ONE, :negative?)
  assert_predicate(T_MONE, :negative?)
  assert_not_predicate(T_ZERO, :negative?)

  e = assert_raises(NoMethodError) do
    Complex(1).negative?
  end

  assert_match(/negative\?/, e.message)
end
test_number_to_human() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 314
def test_number_to_human
  assert_equal "-123", -123.to_s(:human)
  assert_equal "-0.5", -0.5.to_s(:human)
  assert_equal "0",   0.to_s(:human)
  assert_equal "0.5", 0.5.to_s(:human)
  assert_equal "123", 123.to_s(:human)
  assert_equal "1.23 Thousand", 1234.to_s(:human)
  assert_equal "12.3 Thousand", 12345.to_s(:human)
  assert_equal "1.23 Million", 1234567.to_s(:human)
  assert_equal "1.23 Billion", 1234567890.to_s(:human)
  assert_equal "1.23 Trillion", 1234567890123.to_s(:human)
  assert_equal "1.23 Quadrillion", 1234567890123456.to_s(:human)
  assert_equal "1230 Quadrillion", 1234567890123456789.to_s(:human)
  assert_equal "490 Thousand", 489939.to_s(:human, precision: 2)
  assert_equal "489.9 Thousand", 489939.to_s(:human, precision: 4)
  assert_equal "489 Thousand", 489000.to_s(:human, precision: 4)
  assert_equal "489.0 Thousand", 489000.to_s(:human, precision: 4, strip_insignificant_zeros: false)
  assert_equal "1.2346 Million", 1234567.to_s(:human, precision: 4, significant: false)
  assert_equal "1,2 Million", 1234567.to_s(:human, precision: 1, significant: false, separator: ",")
  assert_equal "1 Million", 1234567.to_s(:human, precision: 0, significant: true, separator: ",") #significant forced to false
end
test_number_to_human_with_custom_format() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 368
def test_number_to_human_with_custom_format
  assert_equal "123 times Thousand", 123456.to_s(:human, format: "%n times %u")
  volume = { unit: "ml", thousand: "lt", million: "m3" }
  assert_equal "123.lt", 123456.to_s(:human, units: volume, format: "%n.%u")
end
test_number_to_human_with_custom_units() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 336
def test_number_to_human_with_custom_units
  #Only integers
  volume = { unit: "ml", thousand: "lt", million: "m3" }
  assert_equal "123 lt", 123456.to_s(:human, units: volume)
  assert_equal "12 ml", 12.to_s(:human, units: volume)
  assert_equal "1.23 m3", 1234567.to_s(:human, units: volume)

  #Including fractionals
  distance = { mili: "mm", centi: "cm", deci: "dm", unit: "m", ten: "dam", hundred: "hm", thousand: "km" }
  assert_equal "1.23 mm", 0.00123.to_s(:human, units: distance)
  assert_equal "1.23 cm", 0.0123.to_s(:human, units: distance)
  assert_equal "1.23 dm", 0.123.to_s(:human, units: distance)
  assert_equal "1.23 m",  1.23.to_s(:human, units: distance)
  assert_equal "1.23 dam", 12.3.to_s(:human, units: distance)
  assert_equal "1.23 hm", 123.to_s(:human, units: distance)
  assert_equal "1.23 km", 1230.to_s(:human, units: distance)
  assert_equal "1.23 km", 1230.to_s(:human, units: distance)
  assert_equal "1.23 km", 1230.to_s(:human, units: distance)
  assert_equal "12.3 km", 12300.to_s(:human, units: distance)

  #The quantifiers don't need to be a continuous sequence
  gangster = { hundred: "hundred bucks", million: "thousand quids" }
  assert_equal "1 hundred bucks", 100.to_s(:human, units: gangster)
  assert_equal "25 hundred bucks", 2500.to_s(:human, units: gangster)
  assert_equal "25 thousand quids", 25000000.to_s(:human, units: gangster)
  assert_equal "12300 thousand quids", 12345000000.to_s(:human, units: gangster)

  #Spaces are stripped from the resulting string
  assert_equal "4", 4.to_s(:human, units: { unit: "", ten: "tens " })
  assert_equal "4.5  tens", 45.to_s(:human, units: { unit: "", ten: " tens   " })
end
test_positive() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 416
def test_positive
  assert_predicate(1, :positive?)
  assert_not_predicate(0, :positive?)
  assert_not_predicate(-1, :positive?)
  assert_predicate(+1.0, :positive?)
  assert_not_predicate(+0.0, :positive?)
  assert_not_predicate(-0.0, :positive?)
  assert_not_predicate(-1.0, :positive?)
  assert_predicate(+(0.0.next_float), :positive?)
  assert_not_predicate(-(0.0.next_float), :positive?)
  assert_predicate(Float::INFINITY, :positive?)
  assert_not_predicate(-Float::INFINITY, :positive?)
  assert_not_predicate(Float::NAN, :positive?)

  a = Class.new(Numeric) do
    def >(x); true; end
  end.new
  assert_predicate(a, :positive?)

  a = Class.new(Numeric) do
    def >(x); false; end
  end.new
  assert_not_predicate(a, :positive?)

  assert_predicate(1 / 2r, :positive?)
  assert_not_predicate(-1 / 2r, :positive?)

  assert_predicate(T_ONE, :positive?)
  assert_not_predicate(T_MONE, :positive?)
  assert_not_predicate(T_ZERO, :positive?)

  e = assert_raises(NoMethodError) do
    Complex(1).positive?
  end

  assert_match(/positive\?/, e.message)
end
test_to_s__currency() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 170
def test_to_s__currency
  assert_equal("$1,234,567,890.50", 1234567890.50.to_s(:currency))
  assert_equal("$1,234,567,890.51", 1234567890.506.to_s(:currency))
  assert_equal("-$1,234,567,890.50", -1234567890.50.to_s(:currency))
  assert_equal("-$ 1,234,567,890.50", -1234567890.50.to_s(:currency, format: "%u %n"))
  assert_equal("($1,234,567,890.50)", -1234567890.50.to_s(:currency, negative_format: "(%u%n)"))
  assert_equal("$1,234,567,892", 1234567891.50.to_s(:currency, precision: 0))
  assert_equal("$1,234,567,890.5", 1234567890.50.to_s(:currency, precision: 1))
  assert_equal("&pound;1234567890,50", 1234567890.50.to_s(:currency, unit: "&pound;", separator: ",", delimiter: ""))
end
test_to_s__delimited() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 207
def test_to_s__delimited
  assert_equal("12,345,678", 12345678.to_s(:delimited))
  assert_equal("0", 0.to_s(:delimited))
  assert_equal("123", 123.to_s(:delimited))
  assert_equal("123,456", 123456.to_s(:delimited))
  assert_equal("123,456.78", 123456.78.to_s(:delimited))
  assert_equal("123,456.789", 123456.789.to_s(:delimited))
  assert_equal("123,456.78901", 123456.78901.to_s(:delimited))
  assert_equal("123,456,789.78901", 123456789.78901.to_s(:delimited))
  assert_equal("0.78901", 0.78901.to_s(:delimited))
end
test_to_s__delimited__with_options_hash() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 219
def test_to_s__delimited__with_options_hash
  assert_equal "12 345 678", 12345678.to_s(:delimited, delimiter: " ")
  assert_equal "12,345,678-05", 12345678.05.to_s(:delimited, separator: "-")
  assert_equal "12.345.678,05", 12345678.05.to_s(:delimited, separator: ",", delimiter: ".")
  assert_equal "12.345.678,05", 12345678.05.to_s(:delimited, delimiter: ".", separator: ",")
end
test_to_s__human_size() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 266
def test_to_s__human_size
  assert_equal "0 Bytes",   0.to_s(:human_size)
  assert_equal "1 Byte",    1.to_s(:human_size)
  assert_equal "3 Bytes",   3.14159265.to_s(:human_size)
  assert_equal "123 Bytes", 123.0.to_s(:human_size)
  assert_equal "123 Bytes", 123.to_s(:human_size)
  assert_equal "1.21 KB",   1234.to_s(:human_size)
  assert_equal "12.1 KB",   12345.to_s(:human_size)
  assert_equal "1.18 MB",   1234567.to_s(:human_size)
  assert_equal "1.15 GB",   1234567890.to_s(:human_size)
  assert_equal "1.12 TB",   1234567890123.to_s(:human_size)
  assert_equal "1.1 PB",    1234567890123456.to_s(:human_size)
  assert_equal "1.07 EB",   1234567890123456789.to_s(:human_size)
  assert_equal "1030 EB",   exabytes(1026).to_s(:human_size)
  assert_equal "444 KB",    kilobytes(444).to_s(:human_size)
  assert_equal "1020 MB",   megabytes(1023).to_s(:human_size)
  assert_equal "3 TB",      terabytes(3).to_s(:human_size)
  assert_equal "1.2 MB",    1234567.to_s(:human_size, precision: 2)
  assert_equal "3 Bytes",   3.14159265.to_s(:human_size, precision: 4)
  assert_equal "1 KB",      kilobytes(1.0123).to_s(:human_size, precision: 2)
  assert_equal "1.01 KB",   kilobytes(1.0100).to_s(:human_size, precision: 4)
  assert_equal "10 KB",     kilobytes(10.000).to_s(:human_size, precision: 4)
  assert_equal "1 Byte",    1.1.to_s(:human_size)
  assert_equal "10 Bytes",  10.to_s(:human_size)
end
test_to_s__human_size_with_custom_delimiter_and_separator() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 308
def test_to_s__human_size_with_custom_delimiter_and_separator
  assert_equal "1,01 KB",     kilobytes(1.0123).to_s(:human_size, precision: 3, separator: ",")
  assert_equal "1,01 KB",     kilobytes(1.0100).to_s(:human_size, precision: 4, separator: ",")
  assert_equal "1.000,1 TB",  terabytes(1000.1).to_s(:human_size, precision: 5, delimiter: ".", separator: ",")
end
test_to_s__human_size_with_options_hash() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 292
def test_to_s__human_size_with_options_hash
  assert_equal "1.2 MB",   1234567.to_s(:human_size, precision: 2)
  assert_equal "3 Bytes",  3.14159265.to_s(:human_size, precision: 4)
  assert_equal "1 KB",     kilobytes(1.0123).to_s(:human_size, precision: 2)
  assert_equal "1.01 KB",  kilobytes(1.0100).to_s(:human_size, precision: 4)
  assert_equal "10 KB",    kilobytes(10.000).to_s(:human_size, precision: 4)
  assert_equal "1 TB",     1234567890123.to_s(:human_size, precision: 1)
  assert_equal "500 MB",   524288000.to_s(:human_size, precision: 3)
  assert_equal "10 MB",    9961472.to_s(:human_size, precision: 0)
  assert_equal "40 KB",    41010.to_s(:human_size, precision: 1)
  assert_equal "40 KB",    41100.to_s(:human_size, precision: 2)
  assert_equal "1.0 KB",   kilobytes(1.0123).to_s(:human_size, precision: 2, strip_insignificant_zeros: false)
  assert_equal "1.012 KB", kilobytes(1.0123).to_s(:human_size, precision: 3, significant: false)
  assert_equal "1 KB",     kilobytes(1.0123).to_s(:human_size, precision: 0, significant: true) #ignores significant it precision is 0
end
test_to_s__injected_on_proper_types() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 374
def test_to_s__injected_on_proper_types
  assert_equal "1.23 Thousand", 1230.to_s(:human)
  assert_equal "1.23 Thousand", Float(1230).to_s(:human)
  assert_equal "100000 Quadrillion", (100**10).to_s(:human)
  assert_equal "1 Million", BigDecimal("1000010").to_s(:human)
end
test_to_s__percentage() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 198
def test_to_s__percentage
  assert_equal("100.000%", 100.to_s(:percentage))
  assert_equal("100%", 100.to_s(:percentage, precision: 0))
  assert_equal("302.06%", 302.0574.to_s(:percentage, precision: 2))
  assert_equal("123.4%", 123.400.to_s(:percentage, precision: 3, strip_insignificant_zeros: true))
  assert_equal("1.000,000%", 1000.to_s(:percentage, delimiter: ".", separator: ","))
  assert_equal("1000.000  %", 1000.to_s(:percentage, format: "%n  %"))
end
test_to_s__phone() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 156
def test_to_s__phone
  assert_equal("555-1234", 5551234.to_s(:phone))
  assert_equal("800-555-1212", 8005551212.to_s(:phone))
  assert_equal("(800) 555-1212", 8005551212.to_s(:phone, area_code: true))
  assert_equal("800 555 1212", 8005551212.to_s(:phone, delimiter: " "))
  assert_equal("(800) 555-1212 x 123", 8005551212.to_s(:phone, area_code: true, extension: 123))
  assert_equal("800-555-1212", 8005551212.to_s(:phone, extension: "  "))
  assert_equal("555.1212", 5551212.to_s(:phone, delimiter: "."))
  assert_equal("+1-800-555-1212", 8005551212.to_s(:phone, country_code: 1))
  assert_equal("+18005551212", 8005551212.to_s(:phone, country_code: 1, delimiter: ""))
  assert_equal("22-555-1212", 225551212.to_s(:phone))
  assert_equal("+45-22-555-1212", 225551212.to_s(:phone, country_code: 45))
end
test_to_s__rounded() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 181
def test_to_s__rounded
  assert_equal("-111.235", -111.2346.to_s(:rounded))
  assert_equal("111.235", 111.2346.to_s(:rounded))
  assert_equal("31.83", 31.825.to_s(:rounded, precision: 2))
  assert_equal("111.23", 111.2346.to_s(:rounded, precision: 2))
  assert_equal("111.00", 111.to_s(:rounded, precision: 2))
  assert_equal("3268", (32.6751 * 100.00).to_s(:rounded, precision: 0))
  assert_equal("112", 111.50.to_s(:rounded, precision: 0))
  assert_equal("1234567892", 1234567891.50.to_s(:rounded, precision: 0))
  assert_equal("0", 0.to_s(:rounded, precision: 0))
  assert_equal("0.00100", 0.001.to_s(:rounded, precision: 5))
  assert_equal("0.001", 0.00111.to_s(:rounded, precision: 3))
  assert_equal("10.00", 9.995.to_s(:rounded, precision: 2))
  assert_equal("11.00", 10.995.to_s(:rounded, precision: 2))
  assert_equal("0.00", -0.001.to_s(:rounded, precision: 2))
end
test_to_s__rounded__with_significant_digits() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 231
def test_to_s__rounded__with_significant_digits
  assert_equal "124000", 123987.to_s(:rounded, precision: 3, significant: true)
  assert_equal "120000000", 123987876.to_s(:rounded, precision: 2, significant: true)
  assert_equal "9775", 9775.to_s(:rounded, precision: 4, significant: true)
  assert_equal "5.4", 5.3923.to_s(:rounded, precision: 2, significant: true)
  assert_equal "5", 5.3923.to_s(:rounded, precision: 1, significant: true)
  assert_equal "1", 1.232.to_s(:rounded, precision: 1, significant: true)
  assert_equal "7", 7.to_s(:rounded, precision: 1, significant: true)
  assert_equal "1", 1.to_s(:rounded, precision: 1, significant: true)
  assert_equal "53", 52.7923.to_s(:rounded, precision: 2, significant: true)
  assert_equal "9775.00", 9775.to_s(:rounded, precision: 6, significant: true)
  assert_equal "5.392900", 5.3929.to_s(:rounded, precision: 7, significant: true)
  assert_equal "0.0", 0.to_s(:rounded, precision: 2, significant: true)
  assert_equal "0", 0.to_s(:rounded, precision: 1, significant: true)
  assert_equal "0.0001", 0.0001.to_s(:rounded, precision: 1, significant: true)
  assert_equal "0.000100", 0.0001.to_s(:rounded, precision: 3, significant: true)
  assert_equal "0.0001", 0.0001111.to_s(:rounded, precision: 1, significant: true)
  assert_equal "10.0", 9.995.to_s(:rounded, precision: 3, significant: true)
  assert_equal "9.99", 9.994.to_s(:rounded, precision: 3, significant: true)
  assert_equal "11.0", 10.995.to_s(:rounded, precision: 3, significant: true)
end
test_to_s__rounded__with_significant_true_and_zero_precision() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 259
def test_to_s__rounded__with_significant_true_and_zero_precision
  # Zero precision with significant is a mistake (would always return zero),
  # so we treat it as if significant was false (increases backwards compatibility for number_to_human_size)
  assert_equal "124", 123.987.to_s(:rounded, precision: 0, significant: true)
  assert_equal "12", 12.to_s(:rounded, precision: 0, significant: true)
end
test_to_s__rounded__with_strip_insignificant_zeros() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 253
def test_to_s__rounded__with_strip_insignificant_zeros
  assert_equal "9775.43", 9775.43.to_s(:rounded, precision: 4, strip_insignificant_zeros: true)
  assert_equal "9775.2", 9775.2.to_s(:rounded, precision: 6, significant: true, strip_insignificant_zeros: true)
  assert_equal "0", 0.to_s(:rounded, precision: 6, significant: true, strip_insignificant_zeros: true)
end
test_to_s__rounded_with_custom_delimiter_and_separator() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 226
def test_to_s__rounded_with_custom_delimiter_and_separator
  assert_equal "31,83",       31.825.to_s(:rounded, precision: 2, separator: ",")
  assert_equal "1.231,83",    1231.825.to_s(:rounded, precision: 2, separator: ",", delimiter: ".")
end
test_to_s_with_invalid_formatter() click to toggle source
# File activesupport/test/core_ext/numeric_ext_test.rb, line 381
def test_to_s_with_invalid_formatter
  assert_equal "123", 123.to_s(:invalid)
  assert_equal "2.5", 2.5.to_s(:invalid)
  assert_equal "100000000000000000000", (100**10).to_s(:invalid)
  assert_equal "1000010.0", BigDecimal("1000010").to_s(:invalid)
end