require "abstract_unit" require "active_support/number_helper" require "active_support/core_ext/string/output_safety" module ActiveSupport module NumberHelper class NumberHelperTest < ActiveSupport::TestCase class TestClassWithInstanceNumberHelpers include ActiveSupport::NumberHelper end class TestClassWithClassNumberHelpers extend ActiveSupport::NumberHelper end def setup @instance_with_helpers = TestClassWithInstanceNumberHelpers.new end def kilobytes(number) number * 1024 end def megabytes(number) kilobytes(number) * 1024 end def gigabytes(number) megabytes(number) * 1024 end def terabytes(number) gigabytes(number) * 1024 end def petabytes(number) terabytes(number) * 1024 end def exabytes(number) petabytes(number) * 1024 end def test_number_to_phone [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal("555-1234", number_helper.number_to_phone(5551234)) assert_equal("800-555-1212", number_helper.number_to_phone(8005551212)) assert_equal("(800) 555-1212", number_helper.number_to_phone(8005551212, area_code: true)) assert_equal("", number_helper.number_to_phone("", area_code: true)) assert_equal("800 555 1212", number_helper.number_to_phone(8005551212, delimiter: " ")) assert_equal("(800) 555-1212 x 123", number_helper.number_to_phone(8005551212, area_code: true, extension: 123)) assert_equal("800-555-1212", number_helper.number_to_phone(8005551212, extension: " ")) assert_equal("555.1212", number_helper.number_to_phone(5551212, delimiter: ".")) assert_equal("800-555-1212", number_helper.number_to_phone("8005551212")) assert_equal("+1-800-555-1212", number_helper.number_to_phone(8005551212, country_code: 1)) assert_equal("+18005551212", number_helper.number_to_phone(8005551212, country_code: 1, delimiter: "")) assert_equal("22-555-1212", number_helper.number_to_phone(225551212)) assert_equal("+45-22-555-1212", number_helper.number_to_phone(225551212, country_code: 45)) assert_equal("(755) 6123-4567", number_helper.number_to_phone(75561234567, pattern: /(\d{3,4})(\d{4})(\d{4})/, area_code: true)) assert_equal("133-1234-5678", number_helper.number_to_phone(13312345678, pattern: /(\d{3})(\d{4})(\d{4})/)) end end def test_number_to_currency [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal("$1,234,567,890.50", number_helper.number_to_currency(1234567890.50)) assert_equal("$1,234,567,890.51", number_helper.number_to_currency(1234567890.506)) assert_equal("-$1,234,567,890.50", number_helper.number_to_currency(-1234567890.50)) assert_equal("-$ 1,234,567,890.50", number_helper.number_to_currency(-1234567890.50, format: "%u %n")) assert_equal("($1,234,567,890.50)", number_helper.number_to_currency(-1234567890.50, negative_format: "(%u%n)")) assert_equal("$1,234,567,892", number_helper.number_to_currency(1234567891.50, precision: 0)) assert_equal("$1,234,567,890.5", number_helper.number_to_currency(1234567890.50, precision: 1)) assert_equal("£1234567890,50", number_helper.number_to_currency(1234567890.50, unit: "£", separator: ",", delimiter: "")) assert_equal("$1,234,567,890.50", number_helper.number_to_currency("1234567890.50")) assert_equal("1,234,567,890.50 Kč", number_helper.number_to_currency("1234567890.50", unit: "Kč", format: "%n %u")) assert_equal("1,234,567,890.50 - Kč", number_helper.number_to_currency("-1234567890.50", unit: "Kč", format: "%n %u", negative_format: "%n - %u")) assert_equal("0.00", number_helper.number_to_currency(+0.0, unit: "", negative_format: "(%n)")) end end def test_number_to_percentage [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal("100.000%", number_helper.number_to_percentage(100)) assert_equal("100%", number_helper.number_to_percentage(100, precision: 0)) assert_equal("302.06%", number_helper.number_to_percentage(302.0574, precision: 2)) assert_equal("100.000%", number_helper.number_to_percentage("100")) assert_equal("1000.000%", number_helper.number_to_percentage("1000")) assert_equal("123.4%", number_helper.number_to_percentage(123.400, precision: 3, strip_insignificant_zeros: true)) assert_equal("1.000,000%", number_helper.number_to_percentage(1000, delimiter: ".", separator: ",")) assert_equal("1000.000 %", number_helper.number_to_percentage(1000, format: "%n %")) assert_equal("98a%", number_helper.number_to_percentage("98a")) assert_equal("NaN%", number_helper.number_to_percentage(Float::NAN)) assert_equal("Inf%", number_helper.number_to_percentage(Float::INFINITY)) assert_equal("NaN%", number_helper.number_to_percentage(Float::NAN, precision: 0)) assert_equal("Inf%", number_helper.number_to_percentage(Float::INFINITY, precision: 0)) assert_equal("NaN%", number_helper.number_to_percentage(Float::NAN, precision: 1)) assert_equal("Inf%", number_helper.number_to_percentage(Float::INFINITY, precision: 1)) assert_equal("1000%", number_helper.number_to_percentage(1000, precision: nil)) assert_equal("1000%", number_helper.number_to_percentage(1000, precision: nil)) assert_equal("1000.1%", number_helper.number_to_percentage(1000.1, precision: nil)) assert_equal("-0.13 %", number_helper.number_to_percentage("-0.13", precision: nil, format: "%n %")) end end def test_to_delimited [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal("12,345,678", number_helper.number_to_delimited(12345678)) assert_equal("0", number_helper.number_to_delimited(0)) assert_equal("123", number_helper.number_to_delimited(123)) assert_equal("123,456", number_helper.number_to_delimited(123456)) assert_equal("123,456.78", number_helper.number_to_delimited(123456.78)) assert_equal("123,456.789", number_helper.number_to_delimited(123456.789)) assert_equal("123,456.78901", number_helper.number_to_delimited(123456.78901)) assert_equal("123,456,789.78901", number_helper.number_to_delimited(123456789.78901)) assert_equal("0.78901", number_helper.number_to_delimited(0.78901)) assert_equal("123,456.78", number_helper.number_to_delimited("123456.78")) assert_equal("1,23,456.78", number_helper.number_to_delimited("123456.78", delimiter_pattern: /(\d+?)(?=(\d\d)+(\d)(?!\d))/)) assert_equal("123,456.78", number_helper.number_to_delimited("123456.78".html_safe)) end end def test_to_delimited_with_options_hash [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "12 345 678", number_helper.number_to_delimited(12345678, delimiter: " ") assert_equal "12,345,678-05", number_helper.number_to_delimited(12345678.05, separator: "-") assert_equal "12.345.678,05", number_helper.number_to_delimited(12345678.05, separator: ",", delimiter: ".") end end def test_to_rounded [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal("-111.235", number_helper.number_to_rounded(-111.2346)) assert_equal("111.235", number_helper.number_to_rounded(111.2346)) assert_equal("31.83", number_helper.number_to_rounded(31.825, precision: 2)) assert_equal("111.23", number_helper.number_to_rounded(111.2346, precision: 2)) assert_equal("111.00", number_helper.number_to_rounded(111, precision: 2)) assert_equal("111.235", number_helper.number_to_rounded("111.2346")) assert_equal("31.83", number_helper.number_to_rounded("31.825", precision: 2)) assert_equal("3268", number_helper.number_to_rounded((32.6751 * 100.00), precision: 0)) assert_equal("112", number_helper.number_to_rounded(111.50, precision: 0)) assert_equal("1234567892", number_helper.number_to_rounded(1234567891.50, precision: 0)) assert_equal("0", number_helper.number_to_rounded(0, precision: 0)) assert_equal("0.00100", number_helper.number_to_rounded(0.001, precision: 5)) assert_equal("0.001", number_helper.number_to_rounded(0.00111, precision: 3)) assert_equal("10.00", number_helper.number_to_rounded(9.995, precision: 2)) assert_equal("11.00", number_helper.number_to_rounded(10.995, precision: 2)) assert_equal("0.00", number_helper.number_to_rounded(-0.001, precision: 2)) assert_equal("111.23460000000000000000", number_helper.number_to_rounded(111.2346, precision: 20)) assert_equal("111.23460000000000000000", number_helper.number_to_rounded(Rational(1112346, 10000), precision: 20)) assert_equal("111.23460000000000000000", number_helper.number_to_rounded("111.2346", precision: 20)) assert_equal("111.23460000000000000000", number_helper.number_to_rounded(BigDecimal(111.2346, Float::DIG), precision: 20)) assert_equal("111.2346" + "0" * 96, number_helper.number_to_rounded("111.2346", precision: 100)) assert_equal("111.2346", number_helper.number_to_rounded(Rational(1112346, 10000), precision: 4)) assert_equal("0.00", number_helper.number_to_rounded(Rational(0, 1), precision: 2)) end end def test_to_rounded_with_custom_delimiter_and_separator [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "31,83", number_helper.number_to_rounded(31.825, precision: 2, separator: ",") assert_equal "1.231,83", number_helper.number_to_rounded(1231.825, precision: 2, separator: ",", delimiter: ".") end end def test_to_rounded_with_significant_digits [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "124000", number_helper.number_to_rounded(123987, precision: 3, significant: true) assert_equal "120000000", number_helper.number_to_rounded(123987876, precision: 2, significant: true) assert_equal "40000", number_helper.number_to_rounded("43523", precision: 1, significant: true) assert_equal "9775", number_helper.number_to_rounded(9775, precision: 4, significant: true) assert_equal "5.4", number_helper.number_to_rounded(5.3923, precision: 2, significant: true) assert_equal "5", number_helper.number_to_rounded(5.3923, precision: 1, significant: true) assert_equal "1", number_helper.number_to_rounded(1.232, precision: 1, significant: true) assert_equal "7", number_helper.number_to_rounded(7, precision: 1, significant: true) assert_equal "1", number_helper.number_to_rounded(1, precision: 1, significant: true) assert_equal "53", number_helper.number_to_rounded(52.7923, precision: 2, significant: true) assert_equal "9775.00", number_helper.number_to_rounded(9775, precision: 6, significant: true) assert_equal "5.392900", number_helper.number_to_rounded(5.3929, precision: 7, significant: true) assert_equal "0.0", number_helper.number_to_rounded(0, precision: 2, significant: true) assert_equal "0", number_helper.number_to_rounded(0, precision: 1, significant: true) assert_equal "0.0001", number_helper.number_to_rounded(0.0001, precision: 1, significant: true) assert_equal "0.000100", number_helper.number_to_rounded(0.0001, precision: 3, significant: true) assert_equal "0.0001", number_helper.number_to_rounded(0.0001111, precision: 1, significant: true) assert_equal "10.0", number_helper.number_to_rounded(9.995, precision: 3, significant: true) assert_equal "9.99", number_helper.number_to_rounded(9.994, precision: 3, significant: true) assert_equal "11.0", number_helper.number_to_rounded(10.995, precision: 3, significant: true) assert_equal "9775.0000000000000000", number_helper.number_to_rounded(9775, precision: 20, significant: true) assert_equal "9775.0000000000000000", number_helper.number_to_rounded(9775.0, precision: 20, significant: true) assert_equal "9775.0000000000000000", number_helper.number_to_rounded(Rational(9775, 1), precision: 20, significant: true) assert_equal "97.750000000000000000", number_helper.number_to_rounded(Rational(9775, 100), precision: 20, significant: true) assert_equal "9775.0000000000000000", number_helper.number_to_rounded(BigDecimal(9775), precision: 20, significant: true) assert_equal "9775.0000000000000000", number_helper.number_to_rounded("9775", precision: 20, significant: true) assert_equal "9775." + "0" * 96, number_helper.number_to_rounded("9775", precision: 100, significant: true) assert_equal("97.7", number_helper.number_to_rounded(Rational(9772, 100), precision: 3, significant: true)) end end def test_to_rounded_with_strip_insignificant_zeros [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "9775.43", number_helper.number_to_rounded(9775.43, precision: 4, strip_insignificant_zeros: true) assert_equal "9775.2", number_helper.number_to_rounded(9775.2, precision: 6, significant: true, strip_insignificant_zeros: true) assert_equal "0", number_helper.number_to_rounded(0, precision: 6, significant: true, strip_insignificant_zeros: true) end end def test_to_rounded_with_significant_true_and_zero_precision [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| # 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", number_helper.number_to_rounded(123.987, precision: 0, significant: true) assert_equal "12", number_helper.number_to_rounded(12, precision: 0, significant: true) assert_equal "12", number_helper.number_to_rounded("12.3", precision: 0, significant: true) end end def test_number_number_to_human_size [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "0 Bytes", number_helper.number_to_human_size(0) assert_equal "1 Byte", number_helper.number_to_human_size(1) assert_equal "3 Bytes", number_helper.number_to_human_size(3.14159265) assert_equal "123 Bytes", number_helper.number_to_human_size(123.0) assert_equal "123 Bytes", number_helper.number_to_human_size(123) assert_equal "1.21 KB", number_helper.number_to_human_size(1234) assert_equal "12.1 KB", number_helper.number_to_human_size(12345) assert_equal "1.18 MB", number_helper.number_to_human_size(1234567) assert_equal "1.15 GB", number_helper.number_to_human_size(1234567890) assert_equal "1.12 TB", number_helper.number_to_human_size(1234567890123) assert_equal "1.1 PB", number_helper.number_to_human_size(1234567890123456) assert_equal "1.07 EB", number_helper.number_to_human_size(1234567890123456789) assert_equal "1030 EB", number_helper.number_to_human_size(exabytes(1026)) assert_equal "444 KB", number_helper.number_to_human_size(kilobytes(444)) assert_equal "1020 MB", number_helper.number_to_human_size(megabytes(1023)) assert_equal "3 TB", number_helper.number_to_human_size(terabytes(3)) assert_equal "1.2 MB", number_helper.number_to_human_size(1234567, precision: 2) assert_equal "3 Bytes", number_helper.number_to_human_size(3.14159265, precision: 4) assert_equal "123 Bytes", number_helper.number_to_human_size("123") assert_equal "1 KB", number_helper.number_to_human_size(kilobytes(1.0123), precision: 2) assert_equal "1.01 KB", number_helper.number_to_human_size(kilobytes(1.0100), precision: 4) assert_equal "10 KB", number_helper.number_to_human_size(kilobytes(10.000), precision: 4) assert_equal "1 Byte", number_helper.number_to_human_size(1.1) assert_equal "10 Bytes", number_helper.number_to_human_size(10) end end def test_number_to_human_size_with_options_hash [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "1.2 MB", number_helper.number_to_human_size(1234567, precision: 2) assert_equal "3 Bytes", number_helper.number_to_human_size(3.14159265, precision: 4) assert_equal "1 KB", number_helper.number_to_human_size(kilobytes(1.0123), precision: 2) assert_equal "1.01 KB", number_helper.number_to_human_size(kilobytes(1.0100), precision: 4) assert_equal "10 KB", number_helper.number_to_human_size(kilobytes(10.000), precision: 4) assert_equal "1 TB", number_helper.number_to_human_size(1234567890123, precision: 1) assert_equal "500 MB", number_helper.number_to_human_size(524288000, precision: 3) assert_equal "10 MB", number_helper.number_to_human_size(9961472, precision: 0) assert_equal "40 KB", number_helper.number_to_human_size(41010, precision: 1) assert_equal "40 KB", number_helper.number_to_human_size(41100, precision: 2) assert_equal "1.0 KB", number_helper.number_to_human_size(kilobytes(1.0123), precision: 2, strip_insignificant_zeros: false) assert_equal "1.012 KB", number_helper.number_to_human_size(kilobytes(1.0123), precision: 3, significant: false) assert_equal "1 KB", number_helper.number_to_human_size(kilobytes(1.0123), precision: 0, significant: true) #ignores significant it precision is 0 end end def test_number_to_human_size_with_custom_delimiter_and_separator [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "1,01 KB", number_helper.number_to_human_size(kilobytes(1.0123), precision: 3, separator: ",") assert_equal "1,01 KB", number_helper.number_to_human_size(kilobytes(1.0100), precision: 4, separator: ",") assert_equal "1.000,1 TB", number_helper.number_to_human_size(terabytes(1000.1), precision: 5, delimiter: ".", separator: ",") end end def test_number_to_human [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "-123", number_helper.number_to_human(-123) assert_equal "-0.5", number_helper.number_to_human(-0.5) assert_equal "0", number_helper.number_to_human(0) assert_equal "0.5", number_helper.number_to_human(0.5) assert_equal "123", number_helper.number_to_human(123) assert_equal "1.23 Thousand", number_helper.number_to_human(1234) assert_equal "12.3 Thousand", number_helper.number_to_human(12345) assert_equal "1.23 Million", number_helper.number_to_human(1234567) assert_equal "1.23 Billion", number_helper.number_to_human(1234567890) assert_equal "1.23 Trillion", number_helper.number_to_human(1234567890123) assert_equal "1.23 Quadrillion", number_helper.number_to_human(1234567890123456) assert_equal "1230 Quadrillion", number_helper.number_to_human(1234567890123456789) assert_equal "490 Thousand", number_helper.number_to_human(489939, precision: 2) assert_equal "489.9 Thousand", number_helper.number_to_human(489939, precision: 4) assert_equal "489 Thousand", number_helper.number_to_human(489000, precision: 4) assert_equal "489.0 Thousand", number_helper.number_to_human(489000, precision: 4, strip_insignificant_zeros: false) assert_equal "1.2346 Million", number_helper.number_to_human(1234567, precision: 4, significant: false) assert_equal "1,2 Million", number_helper.number_to_human(1234567, precision: 1, significant: false, separator: ",") assert_equal "1 Million", number_helper.number_to_human(1234567, precision: 0, significant: true, separator: ",") #significant forced to false assert_equal "1 Million", number_helper.number_to_human(999999) assert_equal "1 Billion", number_helper.number_to_human(999999999) end end def test_number_to_human_with_custom_units [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| #Only integers volume = { unit: "ml", thousand: "lt", million: "m3" } assert_equal "123 lt", number_helper.number_to_human(123456, units: volume) assert_equal "12 ml", number_helper.number_to_human(12, units: volume) assert_equal "1.23 m3", number_helper.number_to_human(1234567, units: volume) #Including fractionals distance = { mili: "mm", centi: "cm", deci: "dm", unit: "m", ten: "dam", hundred: "hm", thousand: "km" } assert_equal "1.23 mm", number_helper.number_to_human(0.00123, units: distance) assert_equal "1.23 cm", number_helper.number_to_human(0.0123, units: distance) assert_equal "1.23 dm", number_helper.number_to_human(0.123, units: distance) assert_equal "1.23 m", number_helper.number_to_human(1.23, units: distance) assert_equal "1.23 dam", number_helper.number_to_human(12.3, units: distance) assert_equal "1.23 hm", number_helper.number_to_human(123, units: distance) assert_equal "1.23 km", number_helper.number_to_human(1230, units: distance) assert_equal "1.23 km", number_helper.number_to_human(1230, units: distance) assert_equal "1.23 km", number_helper.number_to_human(1230, units: distance) assert_equal "12.3 km", number_helper.number_to_human(12300, units: distance) #The quantifiers don't need to be a continuous sequence gangster = { hundred: "hundred bucks", million: "thousand quids" } assert_equal "1 hundred bucks", number_helper.number_to_human(100, units: gangster) assert_equal "25 hundred bucks", number_helper.number_to_human(2500, units: gangster) assert_equal "25 thousand quids", number_helper.number_to_human(25000000, units: gangster) assert_equal "12300 thousand quids", number_helper.number_to_human(12345000000, units: gangster) #Spaces are stripped from the resulting string assert_equal "4", number_helper.number_to_human(4, units: { unit: "", ten: "tens " }) assert_equal "4.5 tens", number_helper.number_to_human(45, units: { unit: "", ten: " tens " }) end end def test_number_to_human_with_custom_units_that_are_missing_the_needed_key [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "123", number_helper.number_to_human(123, units: { thousand: "k" }) assert_equal "123", number_helper.number_to_human(123, units: {}) end end def test_number_to_human_with_custom_format [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal "123 times Thousand", number_helper.number_to_human(123456, format: "%n times %u") volume = { unit: "ml", thousand: "lt", million: "m3" } assert_equal "123.lt", number_helper.number_to_human(123456, units: volume, format: "%n.%u") end end def test_number_helpers_should_return_nil_when_given_nil [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_nil number_helper.number_to_phone(nil) assert_nil number_helper.number_to_currency(nil) assert_nil number_helper.number_to_percentage(nil) assert_nil number_helper.number_to_delimited(nil) assert_nil number_helper.number_to_rounded(nil) assert_nil number_helper.number_to_human_size(nil) assert_nil number_helper.number_to_human(nil) end end def test_number_helpers_do_not_mutate_options_hash [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| options = { "raise" => true } number_helper.number_to_phone(1, options) assert_equal({ "raise" => true }, options) number_helper.number_to_currency(1, options) assert_equal({ "raise" => true }, options) number_helper.number_to_percentage(1, options) assert_equal({ "raise" => true }, options) number_helper.number_to_delimited(1, options) assert_equal({ "raise" => true }, options) number_helper.number_to_rounded(1, options) assert_equal({ "raise" => true }, options) number_helper.number_to_human_size(1, options) assert_equal({ "raise" => true }, options) number_helper.number_to_human(1, options) assert_equal({ "raise" => true }, options) end end def test_number_helpers_should_return_non_numeric_param_unchanged [@instance_with_helpers, TestClassWithClassNumberHelpers, ActiveSupport::NumberHelper].each do |number_helper| assert_equal("+1-x x 123", number_helper.number_to_phone("x", country_code: 1, extension: 123)) assert_equal("x", number_helper.number_to_phone("x")) assert_equal("$x.", number_helper.number_to_currency("x.")) assert_equal("$x", number_helper.number_to_currency("x")) assert_equal("x%", number_helper.number_to_percentage("x")) assert_equal("x", number_helper.number_to_delimited("x")) assert_equal("x.", number_helper.number_to_rounded("x.")) assert_equal("x", number_helper.number_to_rounded("x")) assert_equal "x", number_helper.number_to_human_size("x") assert_equal "x", number_helper.number_to_human("x") end end end end end