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-rw-r--r--third_party/nix/tests/repair.sh77
1 files changed, 77 insertions, 0 deletions
diff --git a/third_party/nix/tests/repair.sh b/third_party/nix/tests/repair.sh
new file mode 100644
index 000000000000..ec7ad5dcaff4
--- /dev/null
+++ b/third_party/nix/tests/repair.sh
@@ -0,0 +1,77 @@
+source common.sh
+
+clearStore
+
+path=$(nix-build dependencies.nix -o $TEST_ROOT/result)
+path2=$(nix-store -qR $path | grep input-2)
+
+nix-store --verify --check-contents -v
+
+hash=$(nix-hash $path2)
+
+# Corrupt a path and check whether nix-build --repair can fix it.
+chmod u+w $path2
+touch $path2/bad
+
+if nix-store --verify --check-contents -v; then
+    echo "nix-store --verify succeeded unexpectedly" >&2
+    exit 1
+fi
+
+# The path can be repaired by rebuilding the derivation.
+nix-store --verify --check-contents --repair
+
+nix-store --verify-path $path2
+
+# Re-corrupt and delete the deriver. Now --verify --repair should
+# not work.
+chmod u+w $path2
+touch $path2/bad
+
+nix-store --delete $(nix-store -qd $path2)
+
+if nix-store --verify --check-contents --repair; then
+    echo "nix-store --verify --repair succeeded unexpectedly" >&2
+    exit 1
+fi
+
+nix-build dependencies.nix -o $TEST_ROOT/result --repair
+
+if [ "$(nix-hash $path2)" != "$hash" -o -e $path2/bad ]; then
+    echo "path not repaired properly" >&2
+    exit 1
+fi
+
+# Corrupt a path that has a substitute and check whether nix-store
+# --verify can fix it.
+clearCache
+
+nix copy --to file://$cacheDir $path
+
+chmod u+w $path2
+rm -rf $path2
+
+nix-store --verify --check-contents --repair --substituters "file://$cacheDir" --no-require-sigs
+
+if [ "$(nix-hash $path2)" != "$hash" -o -e $path2/bad ]; then
+    echo "path not repaired properly" >&2
+    exit 1
+fi
+
+# Check --verify-path and --repair-path.
+nix-store --verify-path $path2
+
+chmod u+w $path2
+rm -rf $path2
+
+if nix-store --verify-path $path2; then
+    echo "nix-store --verify-path succeeded unexpectedly" >&2
+    exit 1
+fi
+
+nix-store --repair-path $path2 --substituters "file://$cacheDir" --no-require-sigs
+
+if [ "$(nix-hash $path2)" != "$hash" -o -e $path2/bad ]; then
+    echo "path not repaired properly" >&2
+    exit 1
+fi