1 files changed, 14 insertions, 0 deletions
diff --git a/tests/Agent.Core.Tests/FixedPromptTests.cs b/tests/Agent.Core.Tests/FixedPromptTests.cs
new file mode 100644
index 0000000..93ec7be
--- /dev/null
+++ b/tests/Agent.Core.Tests/FixedPromptTests.cs
@@ -0,0 +1,14 @@
+using Agent.Core.Prompts;
+
+namespace Agent.Core.Tests;
+
+public sealed class FixedPromptTests
+{
+    [Fact]
+    public void FixedPromptIsEmbeddedAndNonEmpty()
+    {
+        string prompt = FixedPrompt.Load();
+        Assert.Contains("SandboxPolicy", prompt, StringComparison.Ordinal);
+        Assert.DoesNotContain("user-system.md", prompt, StringComparison.Ordinal);
+    }
+}