From adb586ae9a0a4cff3b52f8eabcff8e3ffe72ab6d Mon Sep 17 00:00:00 2001
From: Kevin Backhouse <kevinbackhouse@github.com>
Date: Fri, 23 Jul 2021 12:40:50 +0100
Subject: [PATCH] Regression test for
 https://github.com/Exiv2/exiv2/issues/1793

---
 test/data/issue_1793_poc.heic            | Bin 0 -> 100 bytes
 tests/bugfixes/github/test_issue_1793.py |  32 +++++++++++++++++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 test/data/issue_1793_poc.heic
 create mode 100644 tests/bugfixes/github/test_issue_1793.py

diff --git a/test/data/issue_1793_poc.heic b/test/data/issue_1793_poc.heic
new file mode 100644
index 0000000000000000000000000000000000000000..878638377fdc1ddc65013ef75ce48679678679c7
GIT binary patch
literal 100
kcmZQzV30^FsVvAy%}izh0uY^>nP&JO2y#<P5*?`k044w(VgLXD

literal 0
HcmV?d00001

diff --git a/tests/bugfixes/github/test_issue_1793.py b/tests/bugfixes/github/test_issue_1793.py
new file mode 100644
index 00000000..8b33b7a8
--- /dev/null
+++ b/tests/bugfixes/github/test_issue_1793.py
@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+
+import system_tests
+import unittest
+
+# test needs system_tests.BT.vv['enable_bmff']=1
+bSkip=system_tests.BT.verbose_version().get('enable_bmff')!='1'
+if bSkip:
+    raise unittest.SkipTest('*** requires enable_bmff=1 ***')
+
+class BmffImageboxHandlerLargeAllocation(metaclass=system_tests.CaseMeta):
+    """
+    Regression test for the bug described in:
+    https://github.com/Exiv2/exiv2/issues/1793
+    """
+    url = "https://github.com/Exiv2/exiv2/issues/1793"
+    filename = "$data_path/issue_1793_poc.heic"
+
+    if bSkip:
+        commands=[]
+        retval=[]
+        stdin=[]
+        stderr=[]
+        stdout=[]
+        print("*** test skipped.  requires enable_bmff=1***")
+    else:
+        commands = ["$exiv2 $filename"]
+        stdout = [""]
+        stderr = ["""Exiv2 exception in print action for file $filename:
+$kerCorruptedMetadata
+"""]
+        retval = [1]