Add conftest.py for --diff/--accept pytest options

tests/conftest.py

@@ -0,0 +1,17 @@
+import sys
+sys.path.insert(0, __file__.rsplit("/", 1)[0])
+
+import golden
+
+
+def pytest_addoption(parser):
+    parser.addoption("--diff", action="store_true", help="Show diff for golden file mismatches")
+    parser.addoption("--accept", action="store_true", help="Accept golden file changes")
+
+
+def pytest_sessionfinish(session):
+    if golden._FAILED:
+        if session.config.getoption("--accept"):
+            golden._accept_actual(golden._FAILED)
+        if session.config.getoption("--diff"):
+            golden._show_differences(golden._FAILED)

tests/golden-files/results/readelf-rotatingtree_o

@@ -332,6 +332,8 @@ Symbol table '.symtab' contains 17 entries:
 
 No version information found in this file.
 
+There is no GOT section in this file.
+
 Displaying notes found in: .note.gnu.property
   Owner                Data size    Description
   GNU                  0x00000010   NT_GNU_PROPERTY_TYPE_0