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Added the PluralLocalizationPlugin, which implements proper "Grammatical Number" rules for most common languages.
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‎src/SmartFormat.Tests/PluralLocalizationPluginTests.cs‎

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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using NUnit.Framework;
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namespace SmartFormat.Tests
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{
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[TestFixture]
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public class PluralLocalizationPluginTests
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{
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private object[] GetArgs()
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{
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return new object[] {
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0,1,2,3,-1,-2, // {4},{5}
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TestFactory.GetPerson(), // {6}
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false,true, // {7},{8}
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new DateTime(1111,1,1,1,1,1),DateTime.Now,new DateTime(5555,5,5,5,5,5), // {9},{10},{11}
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new TimeSpan(-1,-1,-1,-1,-1), TimeSpan.Zero,new TimeSpan(5,5,5,5,5), // {12},{13},{14}
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"Hello", "", // {15},{16}
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new {NotNull = true}, null, // {17},{18}
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};
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}
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[Test]
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public void Test_Numbers()
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{
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var formats = new[] {
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"{0:One|Many} {1:One|Many} {2:One|Many} {3:One|Many} {4:One|Many} {5:One|Many}",
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"{0:Zero|One|Many} {1:Zero|One|Many} {2:Zero|One|Many} {3:Zero|One|Many} {4:Zero|One|Many} {5:Zero|One|Many}",
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"{0:Neg|Zero|One|Many} {1:Neg|Zero|One|Many} {2:Neg|Zero|One|Many} {3:Neg|Zero|One|Many} {4:Neg|Zero|One|Many} {5:Neg|Zero|One|Many}",
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};
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var expected = new[] {
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"Many One Many Many Many Many",
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"Zero One Many Many Many Many",
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"Zero One Many Many Neg Neg",
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};
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var args = GetArgs();
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Smart.Default.Test(formats, args, expected);
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}
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[Test]
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public void Test_Enum()
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{
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var formats = new[] {
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"{6.Friends.0:{FirstName} is a {Sex:man|woman}.}",
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"{6.Friends.1:{FirstName} is a {Sex:man|woman}.}",
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"{9.DayOfWeek:Sunday|Monday|Some other day} / {11.DayOfWeek:Sunday|Monday|Some other day}",
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};
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var expected = new[] {
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"Jim is a man.",
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"Pam is a woman.",
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"Sunday / Some other day",
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};
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var args = GetArgs();
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Smart.Default.Test(formats, args, expected);
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}
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[Test]
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public void Test_Bool()
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{
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var formats = new[] {
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"{7:Yes|No}",
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"{8:Yes|No}",
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};
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var expected = new[] {
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"No",
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"Yes",
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};
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var args = GetArgs();
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Smart.Default.Test(formats, args, expected);
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}
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[Test]
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public void Test_Dates()
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{
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var formats = new[] {
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"{9:Past|Future} {10:Past|Future} {11:Past|Future}",
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"{9:Past|Present|Future} {10:Past|Present|Future} {11:Past|Present|Future}",
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};
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var expected = new[] {
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"Past Past Future",
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"Past Present Future",
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};
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var args = GetArgs();
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Smart.Default.Test(formats, args, expected);
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}
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[Test]
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public void Test_TimeSpan()
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{
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var formats = new[] {
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"{12:Past|Future} {13:Past|Future} {14:Past|Future}",
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"{12:Past|Zero|Future} {13:Past|Zero|Future} {14:Past|Zero|Future}",
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};
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var expected = new[] {
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"Past Past Future",
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"Past Zero Future",
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};
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var args = GetArgs();
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Smart.Default.Test(formats, args, expected);
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}
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[Test]
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public void Test_Strings()
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{
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var formats = new[] {
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"{15:{}|Empty} {16:{}|Empty} {18:{}|Null}",
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};
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var expected = new[] {
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"Hello Empty Null",
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};
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var args = GetArgs();
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Smart.Default.Test(formats, args, expected);
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}
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[Test]
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public void Test_Object()
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{
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var formats = new[] {
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"{17:{}|Null}; {18:{}|Null}",
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};
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var expected = new[] {
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"{ NotNull = True }; Null",
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};
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var args = GetArgs();
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Smart.Default.Test(formats, args, expected);
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}
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[Test]
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public void Test_ComplexCondition()
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{
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var args = new object[] {-5, 0, 0.5, 1.0, 1.5, 5.0, 11.0M, 14.0f, 18, 22, 45, 60, 101};
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var formats = new[] {
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"{0:>0?Positive|<0?Negative|=0?Zero}, {1:>0?Positive|<0?Negative|=0?Zero}, {2:>0?Positive|<0?Negative|=0?Zero}",
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"{1:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{2:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{3:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{4:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{5:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{6:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{7:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{8:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{9:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{10:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{11:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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"{12:<1?Baby|>=1&<4?Toddler|>=4&<=9?Child|=10/=11/=12?Pre-Teen|<18?Teenager|<20?Young Adult|<20/<=24&<25?Early Twenties|>55&<100?Senior Citizen|>100?Crazy Old|Adult}",
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};
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var expected = new[] {
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"Negative, Zero, Positive",
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"Baby",
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"Baby",
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"Toddler",
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"Toddler",
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"Child",
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"Pre-Teen",
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"Teenager",
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"Young Adult",
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"Early Twenties",
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"Adult",
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"Senior Citizen",
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"Crazy Old",
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};
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Smart.Default.Test(formats, args, expected);
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}
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}
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}

‎src/SmartFormat.Tests/SmartFormat.Tests.csproj‎

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<Compile Include="Common\EnumerableExtensions.cs" />
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<Compile Include="Common\ExceptionCollection.cs" />
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<Compile Include="ConditionalPluginTests.cs" />
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<Compile Include="PluralLocalizationPluginTests.cs" />
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<Compile Include="GeneralTests.cs" />
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<Compile Include="PerformanceTests.cs" />
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<Compile Include="ReflectionPluginTests.cs" />

‎src/SmartFormat/Plugins/LocalizationForPluralsPlugin.cs‎

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