From 7bc3c7d97e4cacf69c69072d882320a7c20ff8d9 Mon Sep 17 00:00:00 2001
From: jwen-adobe <jwen@adobe.com>
Date: Tue, 16 Aug 2022 11:22:34 -0700
Subject: [PATCH] Add enum validation

---
 bin/incompatibility-check.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/bin/incompatibility-check.js b/bin/incompatibility-check.js
index 1c971a50e8..6067b381ee 100644
--- a/bin/incompatibility-check.js
+++ b/bin/incompatibility-check.js
@@ -311,6 +311,29 @@ function validate(o, file) {
             }
         }
 
+        if (file.indexOf("../schemas/descriptors/") == -1) {//enum validation
+            if (o[i] && o[i].hasOwnProperty('enum') && o[i].hasOwnProperty('meta:enum')) {
+                var enumSet = new Set();
+                var metaEnumSet = new Set();
+
+                for (let j in o[i]["enum"]) {
+                    enumSet.add(o[i]["enum"][j])
+                }
+
+                for (let k in o[i]["meta:enum"]) {
+                    metaEnumSet.add(k)
+                }
+
+                const eqSet = (xs, ys) =>
+                    xs.size === ys.size && [...xs].every((x) => ys.has(x));
+
+                if (!eqSet(enumSet, metaEnumSet)) {
+                    errLogs.push(file + " validation error!!! Mismatch between enum and meta:enum for property " + i + "\n");
+                }
+            } else if (o[i] && o[i].hasOwnProperty('enum') && !o[i].hasOwnProperty('meta:enum')) {
+                errLogs.push(file + " validation error!!! Missing meta:enum for property " + i + "\n");
+            }
+        }
 
         if (o[i] !== null && typeof(o[i]) == "object") {
             //going one step down in the object tree!!