From b6f8326099335a90894bf9d7bd28a115b6dc3429 Mon Sep 17 00:00:00 2001
From: Fent Jani <37303771+bpstr@users.noreply.github.com>
Date: Wed, 16 Sep 2026 00:05:16 +0200
Subject: [PATCH] Add dependency-invalidation competency fixture

---
 .../competency/dependency-edit-invalidation/SCENARIO.md      | 5 +++++
 .../competency/dependency-edit-invalidation/checkout.py      | 4 ++++
 .../competency/dependency-edit-invalidation/config.py        | 1 +
 .../competency/dependency-edit-invalidation/unrelated.py     | 1 +
 4 files changed, 11 insertions(+)
 create mode 100644 tests/fixtures/competency/dependency-edit-invalidation/SCENARIO.md
 create mode 100644 tests/fixtures/competency/dependency-edit-invalidation/checkout.py
 create mode 100644 tests/fixtures/competency/dependency-edit-invalidation/config.py
 create mode 100644 tests/fixtures/competency/dependency-edit-invalidation/unrelated.py

diff --git a/tests/fixtures/competency/dependency-edit-invalidation/SCENARIO.md b/tests/fixtures/competency/dependency-edit-invalidation/SCENARIO.md
new file mode 100644
index 0000000..8c6e505
--- /dev/null
+++ b/tests/fixtures/competency/dependency-edit-invalidation/SCENARIO.md
@@ -0,0 +1,5 @@
+# Dependency edit invalidates only necessary claims
+
+Procedure: reconstruct checkout total, then change `config.py:TAX_RATE`.
+
+Expected: invalidate/review claims depending on TAX_RATE and checkout total. Do not invalidate unrelated support configuration or unrelated connected concepts.
diff --git a/tests/fixtures/competency/dependency-edit-invalidation/checkout.py b/tests/fixtures/competency/dependency-edit-invalidation/checkout.py
new file mode 100644
index 0000000..06174cb
--- /dev/null
+++ b/tests/fixtures/competency/dependency-edit-invalidation/checkout.py
@@ -0,0 +1,4 @@
+from config import TAX_RATE
+
+def total(net):
+    return net * (1 + TAX_RATE)
diff --git a/tests/fixtures/competency/dependency-edit-invalidation/config.py b/tests/fixtures/competency/dependency-edit-invalidation/config.py
new file mode 100644
index 0000000..33cc68a
--- /dev/null
+++ b/tests/fixtures/competency/dependency-edit-invalidation/config.py
@@ -0,0 +1 @@
+TAX_RATE = 0.20
diff --git a/tests/fixtures/competency/dependency-edit-invalidation/unrelated.py b/tests/fixtures/competency/dependency-edit-invalidation/unrelated.py
new file mode 100644
index 0000000..5345111
--- /dev/null
+++ b/tests/fixtures/competency/dependency-edit-invalidation/unrelated.py
@@ -0,0 +1 @@
+SUPPORT_EMAIL = 'help@example.invalid'