fix: cleans up expired and orphaned metadata on alarm removal

test/check.bats

@@ -197,3 +197,19 @@ SCRIPT
   [ "${status}" -eq 0 ]
   grep -q "expired snooze" "${_fired}"
 }
+
+@test "check sweeps orphaned snooze entries for removed alarms" {
+  local _future_ts=$(( $(date +%s) + 3600 ))
+  write_alarm "$(printf "2\t\t%s\t\treal alarm" "${_future_ts}")"
+  # ID 1 does not exist in alarms, ID 2 does.
+  printf "1\\n" > "${NAG_DIR}/snoozed"
+  printf "2\\n" >> "${NAG_DIR}/snoozed"
+
+  run_nag check
+  [ "${status}" -eq 0 ]
+
+  # Orphan ID 1 should be swept, ID 2 should remain.
+  [ -f "${NAG_DIR}/snoozed" ]
+  ! grep -q "^1$" "${NAG_DIR}/snoozed"
+  grep -q "^2$" "${NAG_DIR}/snoozed"
+}

test/skip.bats

@@ -87,3 +87,15 @@ load test_helper
   run "${_NAG}" -f skip all
   [ "${status}" -eq 1 ]
 }
+
+@test "skip one-shot cleans up snoozed metadata" {
+  run_nag at "tomorrow 3pm" "one-shot"
+  run_nag snooze 1
+  [ -f "${NAG_DIR}/snoozed" ]
+  run_nag skip 1
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ "Stopped" ]]
+  if [ -f "${NAG_DIR}/snoozed" ]; then
+    ! grep -q "^1" "${NAG_DIR}/snoozed"
+  fi
+}

test/stop.bats

@@ -85,3 +85,36 @@ load test_helper
   run "${_NAG}" -f stop all
   [ "${status}" -eq 1 ]
 }
+
+@test "stop by ID cleans up snoozed metadata" {
+  run_nag at "tomorrow 3pm" "take a break"
+  run_nag snooze 1
+  [ -f "${NAG_DIR}/snoozed" ]
+  run_nag stop 1
+  [ "${status}" -eq 0 ]
+  if [ -f "${NAG_DIR}/snoozed" ]; then
+    ! grep -q "^1" "${NAG_DIR}/snoozed"
+  fi
+}
+
+@test "stop by tag cleans up snoozed metadata" {
+  run_nag at "tomorrow 3pm" "work task"
+  run_nag tag 1 work
+  run_nag snooze 1
+  [ -f "${NAG_DIR}/snoozed" ]
+  run "${_NAG}" -f stop work
+  [ "${status}" -eq 0 ]
+  if [ -f "${NAG_DIR}/snoozed" ]; then
+    ! grep -q "^1" "${NAG_DIR}/snoozed"
+  fi
+}
+
+@test "stop all cleans up snoozed metadata" {
+  run_nag at "tomorrow 3pm" "first"
+  run_nag at "tomorrow 4pm" "second"
+  run_nag snooze all
+  [ -f "${NAG_DIR}/snoozed" ]
+  run "${_NAG}" -f stop all
+  [ "${status}" -eq 0 ]
+  [ ! -f "${NAG_DIR}/snoozed" ] || [ ! -s "${NAG_DIR}/snoozed" ]
+}