Support missing custom binary directories

tests/integration

@@ -23,7 +23,7 @@ restore_default() {
 cleanup() {
   exit_status=$?
   restore_default || true
-  rm -rf -- "$test_tmp"
+  sudo rm -rf -- "$test_tmp"
   exit "$exit_status"
 }
 trap cleanup EXIT
@@ -78,6 +78,22 @@ require_changed_recap "$test_tmp/metadata-repair.log"
 run_converge | tee "$test_tmp/metadata-repair-repeat.log"
 require_clean_recap "$test_tmp/metadata-repair-repeat.log"
 
+custom_binary="$test_tmp/missing-binary-parent/seriatim"
+custom_state="$test_tmp/custom-build-state"
+test ! -e "$(dirname "$custom_binary")"
+run_converge \
+  -e "seriatim_binary_path=$custom_binary" \
+  -e "seriatim_build_state_dir=$custom_state" |
+  tee "$test_tmp/custom-path.log"
+require_changed_recap "$test_tmp/custom-path.log"
+test "$($custom_binary --version)" = 'seriatim version v1.5.0'
+test "$(stat -c '%U:%G %a' "$(dirname "$custom_binary")")" = 'root:root 755'
+run_converge \
+  -e "seriatim_binary_path=$custom_binary" \
+  -e "seriatim_build_state_dir=$custom_state" |
+  tee "$test_tmp/custom-path-repeat.log"
+require_clean_recap "$test_tmp/custom-path-repeat.log"
+
 baseline_binary=$(binary_digest)
 baseline_state=$(state_digest)
 for scenario in \
@@ -146,4 +162,4 @@ require_clean_recap "$test_tmp/final-restore.log"
 "$playbook" -i "$inventory" tests/verify.yml
 
 trap - EXIT
-rm -rf -- "$test_tmp"
+sudo rm -rf -- "$test_tmp"