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pt-BR ToWords added #152

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1 change: 1 addition & 0 deletions src/Humanizer.Tests/Humanizer.Tests.csproj
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Original file line number Diff line number Diff line change
Expand Up @@ -83,6 +83,7 @@
<Compile Include="Localisation\nb-NO\TimeSpanHumanizeTests.cs" />
<Compile Include="Localisation\pl\DateHumanizeTests.cs" />
<Compile Include="Localisation\pl\TimeSpanHumanizeTests.cs" />
<Compile Include="Localisation\pt-BR\NumberToWordsTests.cs" />
<Compile Include="Localisation\ru-RU\TimeSpanHumanizeTests.cs" />
<Compile Include="Localisation\sk\DateHumanizeTests.cs" />
<Compile Include="Localisation\ar\DateHumanizeTests.cs" />
Expand Down
47 changes: 47 additions & 0 deletions src/Humanizer.Tests/Localisation/pt-BR/NumberToWordsTests.cs
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@@ -0,0 +1,47 @@
using Xunit;
using Xunit.Extensions;

namespace Humanizer.Tests.Localisation.ptBR
{
public class NumberToWordsTests : AmbientCulture
{
public NumberToWordsTests() : base("pt-BR") { }

[Theory]
[InlineData(1, "um")]
[InlineData(10, "dez")]
[InlineData(11, "onze")]
[InlineData(122, "cento e vinte e dois")]
[InlineData(3501, "três mil quinhentos e um")]
[InlineData(100, "cem")]
[InlineData(1000, "mil")]
[InlineData(100000, "cem mil")]
[InlineData(1000000, "um milhão")]
[InlineData(10000000, "dez milhões")]
[InlineData(100000000, "cem milhões")]
[InlineData(1000000000, "um bilhão")]
[InlineData(111, "cento e onze")]
[InlineData(1111, "mil cento e onze")]
[InlineData(111111, "cento e onze mil cento e onze")]
[InlineData(1111111, "um milhão cento e onze mil cento e onze")]
[InlineData(11111111, "onze milhões cento e onze mil cento e onze")]
[InlineData(111111111, "cento e onze milhões cento e onze mil cento e onze")]
[InlineData(1111111111, "um bilhão cento e onze milhões cento e onze mil cento e onze")]
[InlineData(123, "cento e vinte e três")]
[InlineData(1234, "mil duzentos e trinta e quatro")]
[InlineData(8100, "oito mil e cem")]
[InlineData(12345, "doze mil trezentos e quarenta e cinco")]
[InlineData(123456, "cento e vinte e três mil quatrocentos e cinquenta e seis")]
[InlineData(1234567, "um milhão duzentos e trinta e quatro mil quinhentos e sessenta e sete")]
[InlineData(12345678, "doze milhões trezentos e quarenta e cinco mil seiscentos e setenta e oito")]
[InlineData(123456789, "cento e vinte e três milhões quatrocentos e cinquenta e seis mil setecentos e oitenta e nove")]
[InlineData(1234567890, "um bilhão duzentos e trinta e quatro milhões quinhentos e sessenta e sete mil oitocentos e noventa")]
[InlineData(1999, "mil novecentos e noventa e nove")]
[InlineData(2014, "dois mil e quatorze")]
[InlineData(2048, "dois mil e quarenta e oito")]
public void ToWordsPortuguese(int number, string expected)
{
Assert.Equal(expected, number.ToWords());
}
}
}
93 changes: 93 additions & 0 deletions src/Humanizer/NumberToWordsExtension.cs
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Expand Up @@ -22,6 +22,8 @@ public static string ToWords(this int number)
return ToArabicWords(number);
case "fa":
return ToFarsiWords(number);
case "pt":
return ToPortugueseWords(number);
default:
return ToEnglishWords(number);
}
Expand Down Expand Up @@ -232,5 +234,96 @@ private static string ToFarsiWords(int number)

return string.Join(" و ", parts);
}

private static string ToPortugueseWords(int number)
{
if (number == 0)
return "zero";

if (number < 0)
return string.Format("menos {0}", ToWords(Math.Abs(number)));

var parts = new List<string>();

if ((number / 1000000000) > 0)
{
if (number / 1000000000 > 2)
{
parts.Add(string.Format("{0} bilhões", ToWords(number / 1000000000)));
}
else
{
parts.Add(string.Format("{0} bilhão", ToWords(number / 1000000000)));
}
number %= 1000000000;
}

if ((number / 1000000) > 0)
{
if (number / 1000000 > 2)
{
parts.Add(string.Format("{0} milhões", ToWords(number / 1000000)));
}
else
{
parts.Add(string.Format("{0} milhão", ToWords(number / 1000000)));
}
number %= 1000000;
}

if ((number / 1000) > 0)
{
if (number / 1000 == 1)
parts.Add("mil");
else
parts.Add(string.Format("{0} mil", ToWords(number / 1000)));

number %= 1000;
}

if ((number / 100) > 0) {
var portugueseHundredsMap = new[] { "zero", "cento", "duzentos", "trezentos", "quatrocentos", "quinhentos", "seiscentos", "setecentos", "oitocentos", "novecentos" };

if (number == 100)
{
if (parts.Count > 0)
{
parts.Add("e cem");
}
else
{
parts.Add("cem");
}
}
else
{
parts.Add(portugueseHundredsMap[(number / 100)]);
}

number %= 100;
}

if (number > 0)
{
if (parts.Count != 0)
parts.Add("e");

var portugueseUnitsMap = new[] { "zero", "um", "dois", "três", "quatro", "cinco", "seis", "sete", "oito", "nove", "dez", "onze", "doze", "treze", "quatorze", "quinze", "dezesseis", "dezessete", "dezoito", "dezenove" };
var portugueseTensMap = new[] { "zero", "dez", "vinte", "trinta", "quarenta", "cinquenta", "sessenta", "setenta", "oitenta", "noventa" };

if (number < 20)
parts.Add(portugueseUnitsMap[number]);
else
{
var lastPart = portugueseTensMap[number / 10];
if ((number % 10) > 0)
lastPart += string.Format(" e {0}", portugueseUnitsMap[number % 10]);

parts.Add(lastPart);
}
}

return string.Join(" ", parts.ToArray());
}
}
}