From 7f4eb04f217818b10ce0e55c92fc38f31c649c16 Mon Sep 17 00:00:00 2001
From: Moshe Zadka <moshez@zadka.club>
Date: Mon, 24 Apr 2023 08:47:11 -0600
Subject: [PATCH] Override requirements (at a given level) from a requirements
 file. In that case, instead of merging, we override

---
 src/briefcase/config.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/briefcase/config.py b/src/briefcase/config.py
index 8adfb4466..132b51586 100644
--- a/src/briefcase/config.py
+++ b/src/briefcase/config.py
@@ -1,5 +1,6 @@
 import copy
 import keyword
+import pathlib
 import re
 import unicodedata
 from types import SimpleNamespace
@@ -487,6 +488,14 @@ def merge_config(config, data):
 
         if value:
             config.setdefault(option, []).extend(value)
+    for prefix in ["", "test_"]:
+        try:
+            fname = data.pop(f"{prefix}requires_file")
+        except KeyError:
+            pass
+        else:
+            value = pathlib.Path(fname).read_text().splitlines()
+            config[f"{prefix}requires"] = value
 
     config.update(data)