feat: add initial test files

1 files changed, 17 insertions, 0 deletions

diff --git a/tests/projects/csharp/console_with_runtime_json/src/Program.cs b/tests/projects/csharp/console_with_runtime_json/src/Program.cs
new file mode 100644
index 000000000..2c9b0783b
--- /dev/null
+++ b/tests/projects/csharp/console_with_runtime_json/src/Program.cs
@@ -0,0 +1,17 @@
+using System.Text.Json;
+
+var runtimeFile = Path.Combine(AppContext.BaseDirectory, "runtime.json");
+if (!File.Exists(runtimeFile))
+{
+    Console.WriteLine("runtime.json missing");
+    return;
+}
+
+var json = File.ReadAllText(runtimeFile);
+using var doc = JsonDocument.Parse(json);
+var runtime = doc.RootElement.TryGetProperty("runtime", out var value)
+    ? value.GetString()
+    : "unknown";
+
+Console.WriteLine($"runtime={runtime}");
+