From a65f8837361f1bf90dd53a3d82b6d5fa2591e7f2 Mon Sep 17 00:00:00 2001
From: Marcus Holland-Moritz <github@mhxnet.de>
Date: Fri, 5 Jan 2024 13:20:20 +0100
Subject: [PATCH] test(compat): legacy images built with
 --set-owner/--set-group

---
 test/compat_test.cpp         |  40 +++++++++++++++++++++++++++++++++++
 test/setuidgid-v0.4.1.dwarfs | Bin 0 -> 692 bytes
 test/setuidgid-v0.5.6.dwarfs | Bin 0 -> 800 bytes
 3 files changed, 40 insertions(+)
 create mode 100644 test/setuidgid-v0.4.1.dwarfs
 create mode 100644 test/setuidgid-v0.5.6.dwarfs

diff --git a/test/compat_test.cpp b/test/compat_test.cpp
index 4ef95027..95811484 100644
--- a/test/compat_test.cpp
+++ b/test/compat_test.cpp
@@ -24,7 +24,9 @@
 // TODO: this test should be autogenerated somehow...
 
 #include <algorithm>
+#include <array>
 #include <cstring>
+#include <filesystem>
 #include <map>
 #include <sstream>
 #include <string>
@@ -52,9 +54,12 @@
 #include "test_logger.h"
 
 using namespace dwarfs;
+namespace fs = std::filesystem;
 
 namespace {
 
+auto test_dir = fs::path(TEST_DATA_DIR).make_preferred();
+
 char const* reference_v0_2 = R"(
 {
   "root": {
@@ -1241,3 +1246,38 @@ INSTANTIATE_TEST_SUITE_P(dwarfs_compat, rewrite,
                          ::testing::Combine(::testing::ValuesIn(versions),
                                             ::testing::Bool(),
                                             ::testing::Bool()));
+
+class set_uidgid_test : public testing::TestWithParam<char const*> {};
+
+TEST_P(set_uidgid_test, read_legacy_image) {
+  auto image = test_dir / GetParam();
+
+  test::test_logger lgr;
+  filesystem_v2 fs(lgr, std::make_shared<mmap>(image));
+
+  ASSERT_EQ(0, fs.check(filesystem_check_level::FULL));
+
+  for (auto path : {"/dwarfs", "/dwarfs/version.h"}) {
+    auto v = fs.find(path);
+    ASSERT_TRUE(v) << path;
+    EXPECT_EQ(33333, v->getuid()) << path;
+    EXPECT_EQ(44444, v->getgid()) << path;
+
+    file_stat st;
+    EXPECT_EQ(0, fs.getattr(*v, &st)) << path;
+    EXPECT_EQ(33333, st.uid) << path;
+    EXPECT_EQ(44444, st.gid) << path;
+  }
+}
+
+namespace {
+
+std::array legacy_images{
+    "setuidgid-v0.4.1.dwarfs",
+    "setuidgid-v0.5.6.dwarfs",
+};
+
+} // namespace
+
+INSTANTIATE_TEST_SUITE_P(dwarfs_compat, set_uidgid_test,
+                         ::testing::ValuesIn(legacy_images));
diff --git a/test/setuidgid-v0.4.1.dwarfs b/test/setuidgid-v0.4.1.dwarfs
new file mode 100644
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GIT binary patch
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diff --git a/test/setuidgid-v0.5.6.dwarfs b/test/setuidgid-v0.5.6.dwarfs
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