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test(generators): cover transaction script and claim check #438

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Merged
JerrettDavis merged 1 commit into from
May 30, 2026
Merged

test(generators): cover transaction script and claim check #438

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67 changes: 52 additions & 15 deletions src/PatternKit.Generators/Messaging/ClaimCheckGenerator.cs
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.CodeAnalysis;
Expand Down Expand Up @@ -112,28 +113,64 @@ private static string GenerateSource(
sb.AppendLine();
}

var containingTypes = GetContainingTypes(type);
var indentLevel = 0;
foreach (var containingType in containingTypes)
{
AppendTypeDeclaration(sb, containingType, indentLevel);
sb.AppendLine();
sb.AppendLine(new string(' ', indentLevel * 4) + "{");
indentLevel++;
}

AppendTypeDeclaration(sb, type, indentLevel);
sb.AppendLine();
var indent = new string(' ', indentLevel * 4);
sb.AppendLine(indent + "{");
var memberIndent = indent + " ";
var bodyIndent = memberIndent + " ";
sb.Append(memberIndent).Append("public static global::PatternKit.Messaging.Transformation.ClaimCheck<")
.Append(payloadName).Append("> ").Append(factoryName).AppendLine("()");
sb.Append(bodyIndent).Append("=> global::PatternKit.Messaging.Transformation.ClaimCheck<")
.Append(payloadName).Append(">.Create(\"").Append(Escape(claimCheckName)).AppendLine("\")");
sb.Append(bodyIndent).Append(" .InStore(\"").Append(Escape(storeName)).AppendLine("\")");
sb.Append(bodyIndent).Append(" .UseStore(").Append(storeFactory).AppendLine("())");
sb.Append(bodyIndent).Append(" .UseClaimIds(static (message, _) => \"")
.Append(Escape(claimIdPrefix))
.Append(":\" + (message.Headers.MessageId ?? global::System.Guid.NewGuid().ToString(\"N\")))")
.AppendLine();
sb.Append(bodyIndent).AppendLine(" .Build();");
sb.AppendLine(indent + "}");
for (var i = containingTypes.Length - 1; i >= 0; i--)
{
sb.AppendLine(new string(' ', i * 4) + "}");
}

return sb.ToString();
}

private static INamedTypeSymbol[] GetContainingTypes(INamedTypeSymbol type)
{
var containingTypes = new Stack<INamedTypeSymbol>();
for (var current = type.ContainingType; current is not null; current = current.ContainingType)
{
containingTypes.Push(current);
}

return containingTypes.ToArray();
}

private static void AppendTypeDeclaration(StringBuilder sb, INamedTypeSymbol type, int indentLevel)
{
sb.Append(new string(' ', indentLevel * 4));
sb.Append(GetAccessibility(type.DeclaredAccessibility)).Append(' ');
if (type.IsStatic)
sb.Append("static ");
else if (type.IsAbstract && type.TypeKind == TypeKind.Class)
sb.Append("abstract ");
else if (type.IsSealed && type.TypeKind == TypeKind.Class)
sb.Append("sealed ");
sb.Append("partial ").Append(type.TypeKind == TypeKind.Struct ? "struct" : "class").Append(' ').Append(type.Name).AppendLine();
sb.AppendLine("{");
sb.Append(" public static global::PatternKit.Messaging.Transformation.ClaimCheck<")
.Append(payloadName).Append("> ").Append(factoryName).AppendLine("()");
sb.Append(" => global::PatternKit.Messaging.Transformation.ClaimCheck<")
.Append(payloadName).Append(">.Create(\"").Append(Escape(claimCheckName)).AppendLine("\")");
sb.Append(" .InStore(\"").Append(Escape(storeName)).AppendLine("\")");
sb.Append(" .UseStore(").Append(storeFactory).AppendLine("())");
sb.Append(" .UseClaimIds(static (message, _) => \"")
.Append(Escape(claimIdPrefix))
.Append(":\" + (message.Headers.MessageId ?? global::System.Guid.NewGuid().ToString(\"N\")))")
.AppendLine();
sb.AppendLine(" .Build();");
sb.AppendLine("}");
return sb.ToString();
sb.Append("partial ").Append(type.TypeKind == TypeKind.Struct ? "struct" : "class").Append(' ').Append(type.Name);
}

private static bool IsStoreFactory(IMethodSymbol method, ITypeSymbol payloadType)
Expand Down
61 changes: 49 additions & 12 deletions src/PatternKit.Generators/TransactionScript/TransactionScriptGenerator.cs
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.CodeAnalysis;
Expand Down Expand Up @@ -119,25 +120,61 @@ private static string GenerateSource(
sb.AppendLine();
}

var containingTypes = GetContainingTypes(type);
var indentLevel = 0;
foreach (var containingType in containingTypes)
{
AppendTypeDeclaration(sb, containingType, indentLevel);
sb.AppendLine();
sb.AppendLine(new string(' ', indentLevel * 4) + "{");
indentLevel++;
}

AppendTypeDeclaration(sb, type, indentLevel);
sb.AppendLine();
var indent = new string(' ', indentLevel * 4);
sb.AppendLine(indent + "{");
var memberIndent = indent + " ";
var bodyIndent = memberIndent + " ";
sb.Append(memberIndent).Append("public static global::PatternKit.Application.TransactionScript.TransactionScript<")
.Append(requestName).Append(", ").Append(responseName).Append("> ").Append(factoryName).AppendLine("()");
sb.Append(bodyIndent).Append("=> global::PatternKit.Application.TransactionScript.TransactionScript<")
.Append(requestName).Append(", ").Append(responseName).Append(">.Create(\"").Append(Escape(scriptName)).Append("\")");
if (validatorName is not null)
sb.AppendLine().Append(bodyIndent).Append(" .Validate(").Append(validatorName).Append(')');
sb.AppendLine().Append(bodyIndent).Append(" .Execute(").Append(handlerName).AppendLine(")");
sb.Append(bodyIndent).AppendLine(" .Build();");
sb.AppendLine(indent + "}");
for (var i = containingTypes.Length - 1; i >= 0; i--)
{
sb.AppendLine(new string(' ', i * 4) + "}");
}

return sb.ToString();
}

private static INamedTypeSymbol[] GetContainingTypes(INamedTypeSymbol type)
{
var containingTypes = new Stack<INamedTypeSymbol>();
for (var current = type.ContainingType; current is not null; current = current.ContainingType)
{
containingTypes.Push(current);
}

return containingTypes.ToArray();
}

private static void AppendTypeDeclaration(StringBuilder sb, INamedTypeSymbol type, int indentLevel)
{
sb.Append(new string(' ', indentLevel * 4));
sb.Append(GetAccessibility(type.DeclaredAccessibility)).Append(' ');
if (type.IsStatic)
sb.Append("static ");
else if (type.IsAbstract && type.TypeKind == TypeKind.Class)
sb.Append("abstract ");
else if (type.IsSealed && type.TypeKind == TypeKind.Class)
sb.Append("sealed ");
sb.Append("partial ").Append(type.TypeKind == TypeKind.Struct ? "struct" : "class").Append(' ').Append(type.Name).AppendLine();
sb.AppendLine("{");
sb.Append(" public static global::PatternKit.Application.TransactionScript.TransactionScript<")
.Append(requestName).Append(", ").Append(responseName).Append("> ").Append(factoryName).AppendLine("()");
sb.Append(" => global::PatternKit.Application.TransactionScript.TransactionScript<")
.Append(requestName).Append(", ").Append(responseName).Append(">.Create(\"").Append(Escape(scriptName)).Append("\")");
if (validatorName is not null)
sb.AppendLine().Append(" .Validate(").Append(validatorName).Append(')');
sb.AppendLine().Append(" .Execute(").Append(handlerName).AppendLine(")");
sb.AppendLine(" .Build();");
sb.AppendLine("}");
return sb.ToString();
sb.Append("partial ").Append(type.TypeKind == TypeKind.Struct ? "struct" : "class").Append(' ').Append(type.Name);
}

private static bool IsHandler(IMethodSymbol method, INamedTypeSymbol requestType, INamedTypeSymbol responseType)
Expand Down
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