From 4fcfdc66feff5650fff046d3319b39d6537bcc86 Mon Sep 17 00:00:00 2001
From: "Commentator2.0" <commentator2.0@crystal-cavern.systems>
Date: Tue, 14 Oct 2025 19:32:51 +0200
Subject: [PATCH] tests/functional2: migrate debugger.sh

Change-Id: I82c5b739db09530ff216c91608be2f70a2036e11
---
 tests/functional/debugger.sh            | 13 -----------
 tests/functional/meson.build            |  1 -
 tests/functional2/eval/test_debugger.py | 29 +++++++++++++++++++++++++
 3 files changed, 29 insertions(+), 14 deletions(-)
 delete mode 100644 tests/functional/debugger.sh
 create mode 100644 tests/functional2/eval/test_debugger.py

diff --git a/tests/functional/debugger.sh b/tests/functional/debugger.sh
deleted file mode 100644
index 63d88cbf3..000000000
--- a/tests/functional/debugger.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-source common.sh
-
-clearStore
-
-# regression #9932
-echo ":env" | expect 1 nix eval --debugger --expr '(_: throw "oh snap") 42'
-echo ":env" | expect 1 nix eval --debugger --expr '
-  let x.a = 1; in
-  with x;
-  (_: builtins.seq x.a (throw "oh snap")) x.a
-' >debugger-test-out
-grep -P 'with: .*a' debugger-test-out
-grep -P 'static: .*x' debugger-test-out
diff --git a/tests/functional/meson.build b/tests/functional/meson.build
index 4c0ff2513..c514bd9e5 100644
--- a/tests/functional/meson.build
+++ b/tests/functional/meson.build
@@ -158,7 +158,6 @@ functional_tests_scripts = [
   'toString-path.sh',
   'read-only-store.sh',
   'nested-sandboxing.sh',
-  'debugger.sh',
   'test-libstoreconsumer.sh',
   'extra-sandbox-profile.sh',
   'substitute-truncated-nar.sh',
diff --git a/tests/functional2/eval/test_debugger.py b/tests/functional2/eval/test_debugger.py
new file mode 100644
index 000000000..515fbb9dd
--- /dev/null
+++ b/tests/functional2/eval/test_debugger.py
@@ -0,0 +1,29 @@
+import re
+from textwrap import dedent
+
+from functional2.testlib.fixtures.nix import Nix
+
+
+def test_regression_9932(nix: Nix):
+    cmd = nix.nix(["eval", "--debugger", "--expr", '(_: throw "oh snap") 42'], flake=True)
+    cmd.with_stdin(b":env")
+    res = cmd.run().expect(1)
+    assert "error: oh snap" in res.stderr_plain
+
+
+def test_debugger_output(nix: Nix):
+    expr = dedent("""
+        let x.a = 1; in
+        with x;
+        (_: builtins.seq x.a (throw "oh snap")) x.a
+    """)
+
+    res = (
+        nix.nix(["eval", "--debugger", "--expr", expr], flake=True)
+        .with_stdin(b":env\n")
+        .run()
+        .expect(1)
+    )
+    assert "error: oh snap" in res.stderr_plain
+    assert re.findall(r"with: .*a", res.stdout_plain)
+    assert re.findall(r"static: .*x", res.stdout_plain)