diff --git a/.gitignore b/.gitignore
index 10269009..f4887a52 100644
--- a/.gitignore
+++ b/.gitignore
@@ -122,3 +122,4 @@ scripts/perf/*.zip
 .envrc
 .DS_Store
 */.DS_Store
+.github/binja/binaryninja
diff --git a/tests/test_scripts.py b/tests/test_scripts.py
index f48a6f99..fb1ce734 100644
--- a/tests/test_scripts.py
+++ b/tests/test_scripts.py
@@ -63,4 +63,22 @@ def test_bulk_process(tmpdir):
 def run_program(script_path, args):
     args = [sys.executable] + [script_path] + args
     print(f"running: '{args}'")
-    return subprocess.run(args)
+    return subprocess.run(args, stdout=subprocess.PIPE)
+
+
+def test_proto_conversion(tmpdir):
+    t = tmpdir.mkdir("proto-test")
+
+    json = os.path.join(CD, "data", "rd", "Practical Malware Analysis Lab 01-01.dll_.json")
+
+    p = run_program(get_script_path("proto-from-results.py"), [json])
+    assert p.returncode == 0
+
+    pb = os.path.join(t, "pma.pb")
+    with open(pb, "wb") as f:
+        f.write(p.stdout)
+
+    p = run_program(get_script_path("proto-to-results.py"), [pb])
+    assert p.returncode == 0
+
+    assert p.stdout.startswith(b'{\n  "meta": ')