test: add a deadlock_finder

tests/deadlock_finder.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+if [ "$#" -ne 1 ] && [ "$#" -ne 2 ]; then
+  echo "Usage: $0 <limit> [program]"
+  exit 1
+fi
+
+limit=$1
+program=$2
+if [ -z "$program" ]; then
+  program="./panoramix"
+fi
+
+echo "About to run $(($limit * $limit * $limit * $limit)) times"
+
+# ./panoramix <nb_villagers> <pot_size> <nb_fights> <nb_refills>
+for ((vil = 1; vil <= limit; vil++)); do
+  for ((pot = 1; pot <= limit; pot++)); do
+    for ((fig = 1; fig <= limit; fig++)); do
+      for ((ref = 1; ref <= limit; ref++)); do
+        echo -n "Run number: $vil $pot $fig $ref         "
+        echo -ne "\r"
+        $program "$vil" "$pot" "$fig" "$ref" > /dev/null
+      done
+    done
+  done
+done
+
+echo