System.Text.Json support (#1)

danjrwalsh · web-flow · commit dccf6d2c45c9 · 2023-06-15T02:20:54.000-04:00
diff --git a/NamingStrategyConverter.sln b/NamingStrategyConverter.sln
@@ -8,6 +8,10 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NamingStrategyConverter.Ben
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "tests", "tests", "{D6E05A82-460A-4263-8260-F5C9EEDBD97D}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NamingStrategyConverter.SystemTextJson", "src\NamingStrategyConverter.SystemTextJson\NamingStrategyConverter.SystemTextJson.csproj", "{33591802-B36E-436B-80BC-7C0A89EA0721}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NamingStrategyConverter.SystemTextJson.Tests", "tests\NamingStrategyConverter.SystemTextJson.Tests\NamingStrategyConverter.SystemTextJson.Tests.csproj", "{360200C9-EB1F-43F9-B8F9-663B95E50ACF}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -26,8 +30,17 @@ Global
 		{6F2F8EEE-CD1F-4865-982D-BF5FB49148F2}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{6F2F8EEE-CD1F-4865-982D-BF5FB49148F2}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{6F2F8EEE-CD1F-4865-982D-BF5FB49148F2}.Release|Any CPU.Build.0 = Release|Any CPU
+		{33591802-B36E-436B-80BC-7C0A89EA0721}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{33591802-B36E-436B-80BC-7C0A89EA0721}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{33591802-B36E-436B-80BC-7C0A89EA0721}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{33591802-B36E-436B-80BC-7C0A89EA0721}.Release|Any CPU.Build.0 = Release|Any CPU
+		{360200C9-EB1F-43F9-B8F9-663B95E50ACF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{360200C9-EB1F-43F9-B8F9-663B95E50ACF}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{360200C9-EB1F-43F9-B8F9-663B95E50ACF}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{360200C9-EB1F-43F9-B8F9-663B95E50ACF}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(NestedProjects) = preSolution
 		{ABC04C2B-F31A-4441-A7BB-0CB8DBE4F95A} = {D6E05A82-460A-4263-8260-F5C9EEDBD97D}
+		{360200C9-EB1F-43F9-B8F9-663B95E50ACF} = {D6E05A82-460A-4263-8260-F5C9EEDBD97D}
 	EndGlobalSection
 EndGlobal
diff --git a/src/NamingStrategyConverter.SystemTextJson/CamelCaseJsonNamingPolicy.cs b/src/NamingStrategyConverter.SystemTextJson/CamelCaseJsonNamingPolicy.cs
@@ -0,0 +1,8 @@
+﻿using System.Text.Json;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public class CamelCaseJsonNamingPolicy : JsonNamingPolicy
+{
+    public override string ConvertName(string name) => name.ToCamelCase();
+}
diff --git a/src/NamingStrategyConverter.SystemTextJson/KebabCaseJsonNamingPolicy.cs b/src/NamingStrategyConverter.SystemTextJson/KebabCaseJsonNamingPolicy.cs
@@ -0,0 +1,8 @@
+﻿using System.Text.Json;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public class KebabCaseJsonNamingPolicy : JsonNamingPolicy
+{
+    public override string ConvertName(string name) => name.ToKebabCase();
+}
diff --git a/src/NamingStrategyConverter.SystemTextJson/NamingStrategyConverter.SystemTextJson.csproj b/src/NamingStrategyConverter.SystemTextJson/NamingStrategyConverter.SystemTextJson.csproj
@@ -0,0 +1,27 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>netstandard2.1</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <LangVersion>default</LangVersion>
+        <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
+        <Title>NamingStrategyConverter.SystemTextJson</Title>
+        <Authors>Dan Walsh</Authors>
+        <RootNamespace>DanWalsh.NamingStrategyConverter.SystemTextJson</RootNamespace>
+        <Description>System.Text.Json extension for NamingStrategyConverter</Description>
+        <PackageProjectUrl>https://github.com/danjrwalsh/NamingStrategyConverter</PackageProjectUrl>
+        <RepositoryUrl>https://github.com/danjrwalsh/NamingStrategyConverter</RepositoryUrl>
+        <RepositoryType>git</RepositoryType>
+        <PackageLicenseUrl>https://github.com/danjrwalsh/NamingStrategyConverter/blob/main/LICENSE</PackageLicenseUrl>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="System.Text.Json" Version="7.0.3" />
+    </ItemGroup>
+
+    <ItemGroup>
+        <ProjectReference Include="..\NamingStrategyConverter\NamingStrategyConverter.csproj" />
+    </ItemGroup>
+
+</Project>
diff --git a/src/NamingStrategyConverter.SystemTextJson/PascalCaseJsonNamingPolicy.cs b/src/NamingStrategyConverter.SystemTextJson/PascalCaseJsonNamingPolicy.cs
@@ -0,0 +1,8 @@
+﻿using System.Text.Json;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public class PascalCaseJsonNamingPolicy : JsonNamingPolicy
+{
+    public override string ConvertName(string name) => name.ToPascalCase();
+}
diff --git a/src/NamingStrategyConverter.SystemTextJson/SnakeCaseJsonNamingPolicy.cs b/src/NamingStrategyConverter.SystemTextJson/SnakeCaseJsonNamingPolicy.cs
@@ -0,0 +1,8 @@
+﻿using System.Text.Json;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public class SnakeCaseJsonNamingPolicy : JsonNamingPolicy
+{
+    public override string ConvertName(string name) => name.ToSnakeCase();
+}
diff --git a/src/NamingStrategyConverter.SystemTextJson/UpperKebabCaseJsonNamingPolicy.cs b/src/NamingStrategyConverter.SystemTextJson/UpperKebabCaseJsonNamingPolicy.cs
@@ -0,0 +1,8 @@
+﻿using System.Text.Json;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public class UpperKebabCaseJsonNamingPolicy : JsonNamingPolicy
+{
+    public override string ConvertName(string name) => name.ToUpperKebabCase();
+}
diff --git a/src/NamingStrategyConverter.SystemTextJson/UpperSnakeCaseJsonNamingPolicy.cs b/src/NamingStrategyConverter.SystemTextJson/UpperSnakeCaseJsonNamingPolicy.cs
@@ -0,0 +1,8 @@
+﻿using System.Text.Json;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public class UpperSnakeCaseJsonNamingPolicy : JsonNamingPolicy
+{
+    public override string ConvertName(string name) => name.ToUpperSnakeCase();
+}
diff --git a/tests/NamingStrategyConverter.SystemTextJson.Tests/CamelCaseJsonConversionTests.cs b/tests/NamingStrategyConverter.SystemTextJson.Tests/CamelCaseJsonConversionTests.cs
@@ -0,0 +1,45 @@
+using System.Text.Json;
+using Xunit;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public sealed class CamelCaseJsonConversionTests
+{
+    private readonly JsonSerializerOptions _options;
+
+    public CamelCaseJsonConversionTests()
+    {
+        _options = new JsonSerializerOptions { PropertyNamingPolicy = new CamelCaseJsonNamingPolicy() };
+    }
+
+    [Fact]
+    public void Serialize_ToCamelCasePropertyNames()
+    {
+        var testData = new TestData();
+
+        string json = JsonSerializer.Serialize(testData, _options);
+
+        Assert.Contains("testProperty", json);
+        Assert.DoesNotContain("TestProperty", json);
+    }
+
+    [Fact]
+    public void Deserialize_FromCamelCasePropertyNames()
+    {
+        const string json = """{ "testProperty": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.Equal("someValue", result!.TestProperty);
+    }
+
+    [Fact]
+    public void DeserializeFails_FromSnakeCasePropertyNames_ExpectedCamel()
+    {
+        const string json = """{ "test_property": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.NotEqual("someValue", result!.TestProperty);
+    }
+}
diff --git a/tests/NamingStrategyConverter.SystemTextJson.Tests/KebabCaseJsonConversionTests.cs b/tests/NamingStrategyConverter.SystemTextJson.Tests/KebabCaseJsonConversionTests.cs
@@ -0,0 +1,45 @@
+using System.Text.Json;
+using Xunit;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public sealed class KebabCaseJsonConversionTests
+{
+    private readonly JsonSerializerOptions _options;
+
+    public KebabCaseJsonConversionTests()
+    {
+        _options = new JsonSerializerOptions { PropertyNamingPolicy = new KebabCaseJsonNamingPolicy() };
+    }
+
+    [Fact]
+    public void Serialize_ToKebabCasePropertyNames()
+    {
+        var testData = new TestData();
+
+        string json = JsonSerializer.Serialize(testData, _options);
+
+        Assert.Contains("test-property", json);
+        Assert.DoesNotContain("testProperty", json);
+    }
+
+    [Fact]
+    public void Deserialize_FromKebabCasePropertyNames()
+    {
+        const string json = """{ "test-property": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.Equal("someValue", result!.TestProperty);
+    }
+
+    [Fact]
+    public void DeserializeFails_FromSnakeCasePropertyNames_ExpectedKebab()
+    {
+        const string json = """{ "test_property": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.NotEqual("someValue", result!.TestProperty);
+    }
+}
diff --git a/tests/NamingStrategyConverter.SystemTextJson.Tests/NamingStrategyConverter.SystemTextJson.Tests.csproj b/tests/NamingStrategyConverter.SystemTextJson.Tests/NamingStrategyConverter.SystemTextJson.Tests.csproj
@@ -0,0 +1,31 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net7.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+
+        <IsPackable>false</IsPackable>
+        <IsTestProject>true</IsTestProject>
+        <RootNamespace>DanWalsh.NamingStrategyConverter.SystemTextJson</RootNamespace>
+        <Authors>Dan Walsh</Authors>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
+        <PackageReference Include="xunit" Version="2.4.2" />
+        <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+            <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+            <PrivateAssets>all</PrivateAssets>
+        </PackageReference>
+        <PackageReference Include="coverlet.collector" Version="3.2.0">
+            <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+            <PrivateAssets>all</PrivateAssets>
+        </PackageReference>
+    </ItemGroup>
+
+    <ItemGroup>
+        <ProjectReference Include="..\..\src\NamingStrategyConverter.SystemTextJson\NamingStrategyConverter.SystemTextJson.csproj" />
+    </ItemGroup>
+
+</Project>
diff --git a/tests/NamingStrategyConverter.SystemTextJson.Tests/PascalCaseJsonConversionTests.cs b/tests/NamingStrategyConverter.SystemTextJson.Tests/PascalCaseJsonConversionTests.cs
@@ -0,0 +1,45 @@
+using System.Text.Json;
+using Xunit;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public sealed class PascalCaseJsonConversionTests
+{
+    private readonly JsonSerializerOptions _options;
+
+    public PascalCaseJsonConversionTests()
+    {
+        _options = new JsonSerializerOptions { PropertyNamingPolicy = new PascalCaseJsonNamingPolicy() };
+    }
+
+    [Fact]
+    public void Serialize_ToPascalCasePropertyNames()
+    {
+        var testData = new TestData();
+
+        string json = JsonSerializer.Serialize(testData, _options);
+
+        Assert.Contains("TestProperty", json);
+        Assert.DoesNotContain("testProperty", json);
+    }
+
+    [Fact]
+    public void Deserialize_FromPascalCasePropertyNames()
+    {
+        const string json = """{ "TestProperty": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.Equal("someValue", result!.TestProperty);
+    }
+
+    [Fact]
+    public void DeserializeFails_FromSnakeCasePropertyNames_ExpectedPascal()
+    {
+        const string json = """{ "test_property": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.NotEqual("someValue", result!.TestProperty);
+    }
+}
diff --git a/tests/NamingStrategyConverter.SystemTextJson.Tests/SnakeCaseJsonConversionTests.cs b/tests/NamingStrategyConverter.SystemTextJson.Tests/SnakeCaseJsonConversionTests.cs
@@ -0,0 +1,45 @@
+using System.Text.Json;
+using Xunit;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public sealed class SnakeCaseJsonConversionTests
+{
+    private readonly JsonSerializerOptions _options;
+
+    public SnakeCaseJsonConversionTests()
+    {
+        _options = new JsonSerializerOptions { PropertyNamingPolicy = new SnakeCaseJsonNamingPolicy() };
+    }
+
+    [Fact]
+    public void Serialize_ToSnakeCasePropertyNames()
+    {
+        var testData = new TestData();
+
+        string json = JsonSerializer.Serialize(testData, _options);
+
+        Assert.Contains("test_property", json);
+        Assert.DoesNotContain("testProperty", json);
+    }
+
+    [Fact]
+    public void Deserialize_FromSnakeCasePropertyNames()
+    {
+        const string json = """{ "test_property": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.Equal("someValue", result!.TestProperty);
+    }
+
+    [Fact]
+    public void DeserializeFails_FromCamelCasePropertyNames_ExpectedSnake()
+    {
+        const string json = """{ "testProperty": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.NotEqual("someValue", result!.TestProperty);
+    }
+}
diff --git a/tests/NamingStrategyConverter.SystemTextJson.Tests/TestData.cs b/tests/NamingStrategyConverter.SystemTextJson.Tests/TestData.cs
@@ -0,0 +1,3 @@
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public sealed record TestData(string TestProperty = "test");
diff --git a/tests/NamingStrategyConverter.SystemTextJson.Tests/UpperKebabCaseJsonConversionTests.cs b/tests/NamingStrategyConverter.SystemTextJson.Tests/UpperKebabCaseJsonConversionTests.cs
@@ -0,0 +1,45 @@
+using System.Text.Json;
+using Xunit;
+
+namespace DanWalsh.NamingStrategyConverter.SystemTextJson;
+
+public sealed class UpperKebabCaseJsonConversionTests
+{
+    private readonly JsonSerializerOptions _options;
+
+    public UpperKebabCaseJsonConversionTests()
+    {
+        _options = new JsonSerializerOptions { PropertyNamingPolicy = new UpperKebabCaseJsonNamingPolicy() };
+    }
+
+    [Fact]
+    public void Serialize_ToUpperKebabCasePropertyNames()
+    {
+        var testData = new TestData();
+
+        string json = JsonSerializer.Serialize(testData, _options);
+
+        Assert.Contains("TEST-PROPERTY", json);
+        Assert.DoesNotContain("testProperty", json);
+    }
+
+    [Fact]
+    public void Deserialize_FromUpperKebabCasePropertyNames()
+    {
+        const string json = """{ "TEST-PROPERTY": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.Equal("someValue", result!.TestProperty);
+    }
+
+    [Fact]
+    public void DeserializeFails_FromSnakeCasePropertyNames_ExpectedUpperKebab()
+    {
+        const string json = """{ "test_property": "someValue" }""";
+
+        var result = JsonSerializer.Deserialize<TestData>(json, _options);
+
+        Assert.NotEqual("someValue", result!.TestProperty);
+    }
+}
diff --git a/tests/NamingStrategyConverter.SystemTextJson.Tests/UpperSnakeCaseJsonConversionTests.cs b/tests/NamingStrategyConverter.SystemTextJson.Tests/UpperSnakeCaseJsonConversionTests.cs
diff --git a/tests/NamingStrategyConverter.Tests/NamingStrategyConverter.Tests.csproj b/tests/NamingStrategyConverter.Tests/NamingStrategyConverter.Tests.csproj
