agent updates

test/config-utils.test.js

@@ -0,0 +1,51 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+
+const ConfigUtils = require('../src/helper/configUtils.js');
+
+const defaultConfig = {
+  functionality: {
+    softwareType: {
+      default: 'measurement',
+      rules: { type: 'string' },
+    },
+  },
+  general: {
+    logging: {
+      enabled: { default: true, rules: { type: 'boolean' } },
+      logLevel: {
+        default: 'info',
+        rules: {
+          type: 'enum',
+          values: [{ value: 'debug' }, { value: 'info' }, { value: 'warn' }, { value: 'error' }],
+        },
+      },
+    },
+    name: { default: 'default-name', rules: { type: 'string' } },
+  },
+  scaling: {
+    absMin: { default: 0, rules: { type: 'number' } },
+    absMax: { default: 100, rules: { type: 'number' } },
+  },
+};
+
+test('initConfig applies defaults', () => {
+  const cfg = new ConfigUtils(defaultConfig, false, 'error');
+  const result = cfg.initConfig({});
+  assert.equal(result.general.name, 'default-name');
+  assert.equal(result.scaling.absMax, 100);
+});
+
+test('updateConfig merges nested overrides and revalidates', () => {
+  const cfg = new ConfigUtils(defaultConfig, false, 'error');
+  const base = cfg.initConfig({ general: { name: 'sensor-a' } });
+  const updated = cfg.updateConfig(base, { scaling: { absMax: 150 } });
+
+  assert.equal(updated.general.name, 'sensor-a');
+  assert.equal(updated.scaling.absMax, 150);
+});
+
+test('constructor respects explicit logger disabled flag', () => {
+  const cfg = new ConfigUtils(defaultConfig, false, 'error');
+  assert.equal(cfg.logger.logging, false);
+});