Add JSON compare utility for testing

Author: nmervaillie

scripts/compare-jsonl.sh

@@ -0,0 +1,43 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [ "$#" -ne 2 ]; then
+  echo "Usage: $0 <left.jsonl|jsonl.gz> <right.jsonl|jsonl.gz>" >&2
+  exit 2
+fi
+
+read_jsonl() {
+  case "$1" in
+    *.gz) gzip -dc -- "$1" ;;
+    *) cat -- "$1" ;;
+  esac
+}
+
+normalize() {
+  jq -S -c '
+    if .recordType == "node" then
+      {
+        recordType: "node",
+        labels: (.labels | sort),
+        properties: .properties
+      }
+    elif .recordType == "relationship" then
+      {
+        recordType: "relationship",
+        type: .type,
+        properties: .properties
+      }
+    else
+      error("Unsupported recordType: \(.recordType)")
+    end
+  '
+}
+
+if diff -u \
+  <(read_jsonl "$1" | sed "/^[[:space:]]*$/d" | normalize | LC_ALL=C sort) \
+  <(read_jsonl "$2" | sed "/^[[:space:]]*$/d" | normalize | LC_ALL=C sort); then
+  echo "JSONL content matches."
+else
+  echo "JSONL content differs." >&2
+  exit 1
+fi