feat(web): trim dynamic form strings on save (#2349)

web/tests/unit/dynamic-form-save-values.test.mjs

@@ -0,0 +1,51 @@
+import assert from 'node:assert/strict';
+import fs from 'node:fs';
+import path from 'node:path';
+import test from 'node:test';
+import ts from 'typescript';
+import { fileURLToPath } from 'node:url';
+
+const currentDirectory = path.dirname(fileURLToPath(import.meta.url));
+const sourcePath = path.resolve(
+  currentDirectory,
+  '../../src/app/home/components/dynamic-form/DynamicFormSaveValues.ts',
+);
+
+function loadNormalizer() {
+  const source = fs.readFileSync(sourcePath, 'utf8');
+  const compiled = ts.transpileModule(source, {
+    compilerOptions: { module: ts.ModuleKind.CommonJS },
+  }).outputText;
+  const loadedModule = { exports: {} };
+  new Function('require', 'module', 'exports', compiled)(
+    () => {
+      throw new Error('DynamicFormSaveValues must not have runtime imports');
+    },
+    loadedModule,
+    loadedModule.exports,
+  );
+  return loadedModule.exports.normalizeDynamicFormValuesForSave;
+}
+
+test('normalizes only single-line text fields in a dynamic form save snapshot', () => {
+  const normalizeDynamicFormValuesForSave = loadNormalizer();
+  const specs = [
+    { name: 'single-line', type: 'string', default: '' },
+    { name: 'multiline', type: 'text', default: '' },
+    { name: 'string-list', type: 'array[string]', default: [] },
+    { name: 'count', type: 'integer', default: 0 },
+  ];
+  const values = {
+    'single-line': '\t  hello  world \n',
+    multiline: '  keep multiline whitespace  \n',
+    'string-list': ['  first  ', ' second '],
+    count: 3,
+  };
+
+  assert.deepEqual(normalizeDynamicFormValuesForSave(specs, values), {
+    'single-line': 'hello  world',
+    multiline: '  keep multiline whitespace  \n',
+    'string-list': ['  first  ', ' second '],
+    count: 3,
+  });
+});