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ToString Method in C#: .NET 10, culture-correct overloads and a record sample #2347

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ToString Method in C#: .NET 10, culture-correct overloads and a record sample #2347

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10 changes: 5 additions & 5 deletions strings-csharp/ToStringMethod/Tests/Tests.csproj
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Original file line number Diff line number Diff line change
@@ -1,21 +1,21 @@
<Project Sdk="Microsoft.NET.Sdk">

<PropertyGroup>
<TargetFramework>net7.0</TargetFramework>
<TargetFramework>net10.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>

<IsPackable>false</IsPackable>
</PropertyGroup>

<ItemGroup>
<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.2" />
<PackageReference Include="xunit" Version="2.4.2" />
<PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
<PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.11.0" />
<PackageReference Include="xunit" Version="2.9.3" />
<PackageReference Include="xunit.runner.visualstudio" Version="4.0.1">
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
<PrivateAssets>all</PrivateAssets>
</PackageReference>
<PackageReference Include="coverlet.collector" Version="3.1.2">
<PackageReference Include="coverlet.collector" Version="10.1.0">
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
<PrivateAssets>all</PrivateAssets>
</PackageReference>
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16 changes: 13 additions & 3 deletions strings-csharp/ToStringMethod/Tests/ToStringMethodUnitTests.cs
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Expand Up @@ -25,8 +25,8 @@ public void WhenPersonDetailsArePassed_TheReturnString()
}

[Theory]
[InlineData("en-GB", "Range Rover Vogue costs £200,000.00 and was sold on 12/02/2022 20:50:10")]
[InlineData("ja-JP", "Range Rover Vogue costs ￥200,000 and was sold on 12/02/2022 20:50:10")]
[InlineData("en-GB", "Range Rover Vogue costs £200,000.00 and was sold on 02/12/2022 20:50:10")]
[InlineData("ja-JP", "Range Rover Vogue costs ￥200,000 and was sold on 2022/12/02 20:50:10")]
public void WhenCultureIsPassed_ThenReturnFormattedCurrency(string culture, string expected)
{
var result = _car.ToString(culture);
Expand All @@ -39,7 +39,7 @@ public void WhenCultureIsPassed_ThenReturnFormattedCurrency(string culture, stri
[Theory]
[InlineData("en-GB", "dd/MM/yyyy", "Range Rover Vogue costs £200,000.00 and was sold on 02/12/2022")]
[InlineData("en-US", "MM/dd/yyyy", "Range Rover Vogue costs $200,000.00 and was sold on 12/02/2022")]
[InlineData("ja-JP", "yyyy-MMM-dd", "Range Rover Vogue costs ￥200,000 and was sold on 2022-Dec-02")]
[InlineData("ja-JP", "yyyy-MM-dd", "Range Rover Vogue costs ￥200,000 and was sold on 2022-12-02")]
public void WhenCultureAndDateFormatIsSpecified_ThenReturnFormattedString(string culture, string dateFormat,
string expected)
{
Expand All @@ -49,4 +49,14 @@ public void WhenCultureAndDateFormatIsSpecified_ThenReturnFormattedString(string
Assert.NotNull(result);
Assert.Equal(expected, result);
}

[Fact]
public void WhenRecordIsPrinted_ThenReturnPropertyNamesAndValues()
{
var personRecord = new PersonRecord("Jane Doe", 26, "Secretary");

var result = personRecord.ToString();

Assert.Equal("PersonRecord { Name = Jane Doe, Age = 26, Profession = Secretary }", result);
}
}
11 changes: 7 additions & 4 deletions strings-csharp/ToStringMethod/ToStringMethod/Car.cs
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Expand Up @@ -19,15 +19,18 @@ public Car(string make, string model, decimal price, DateTime soldAt)

public string ToString(string culture)
{
var price = Price.ToString("C", new CultureInfo(culture));
var cultureInfo = new CultureInfo(culture);
var price = Price.ToString("C", cultureInfo);
var saleDate = SoldAt.ToString(cultureInfo);

return $"{Make} {Model} costs {price} and was sold on {SoldAt}";
return $"{Make} {Model} costs {price} and was sold on {saleDate}";
}

public string ToString(string culture, string dateFormat)
{
var price = Price.ToString("C", new CultureInfo(culture));
var saleDate = SoldAt.ToString(dateFormat);
var cultureInfo = new CultureInfo(culture);
var price = Price.ToString("C", cultureInfo);
var saleDate = SoldAt.ToString(dateFormat, cultureInfo);

return $"{Make} {Model} costs {price} and was sold on {saleDate}";
}
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3 changes: 3 additions & 0 deletions strings-csharp/ToStringMethod/ToStringMethod/PersonRecord.cs
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@@ -0,0 +1,3 @@
namespace ToStringMethod;

public record PersonRecord(string Name, int Age, string Profession);
11 changes: 7 additions & 4 deletions strings-csharp/ToStringMethod/ToStringMethod/Program.cs
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@@ -1,8 +1,11 @@
using ToStringMethod;

var person = new Person("John Doe", 30, "Software Developer");
person.ToString();
Console.WriteLine(person.ToString());

var car = new Car("Tesla", "Model S", 100000M, DateTime.Now);
car.ToString("en-US");
car.ToString("en-US", "dd-MMM-yyyy");
var car = new Car("Tesla", "Model S", 100000M, new DateTime(2022, 12, 2, 17, 10, 56));
Console.WriteLine(car.ToString("en-US"));
Console.WriteLine(car.ToString("en-US", "dd-MMM-yyyy"));

var personRecord = new PersonRecord("John Doe", 30, "Software Developer");
Console.WriteLine(personRecord);
2 changes: 1 addition & 1 deletion strings-csharp/ToStringMethod/ToStringMethod/ToStringMethod.csproj
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Expand Up @@ -2,7 +2,7 @@

<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net7.0</TargetFramework>
<TargetFramework>net10.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>disable</Nullable>
</PropertyGroup>
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