// SPDX-FileCopyrightText: Copyright Orangebot, Inc. and Medplum contributors
// SPDX-License-Identifier: Apache-2.0
import { sanitizeNullFlavors } from './sanitize';
describe('sanitizeNullFlavors', () => {
test('returns undefined for object with only @_nullFlavor', () => {
expect(sanitizeNullFlavors({ '@_nullFlavor': 'NA' })).toBeUndefined();
});
test('strips @_nullFlavor but preserves other properties', () => {
const input = { '@_nullFlavor': 'OTH', translation: [{ '@_code': '123' }] };
const result = sanitizeNullFlavors(input);
expect(result).toEqual({ translation: [{ '@_code': '123' }] });
});
test('recursively sanitizes nested objects', () => {
const input = {
name: [{ '@_nullFlavor': 'UNK' }],
code: { '@_code': '123' },
};
const result = sanitizeNullFlavors(input);
expect(result).toEqual({ name: [], code: { '@_code': '123' } });
});
test('filters undefined from arrays', () => {
const input = ['valid', { '@_nullFlavor': 'NA' }, 'also-valid'];
const result = sanitizeNullFlavors(input);
expect(result).toEqual(['valid', 'also-valid']);
});
test('preserves primitive values unchanged', () => {
expect(sanitizeNullFlavors('string')).toBe('string');
expect(sanitizeNullFlavors(123)).toBe(123);
expect(sanitizeNullFlavors(true)).toBe(true);
expect(sanitizeNullFlavors(null)).toBeNull();
expect(sanitizeNullFlavors(undefined)).toBeUndefined();
});
test('returns undefined when all children recursively resolve to null-flavored', () => {
const input = {
a: { '@_nullFlavor': 'NA' },
b: { '@_nullFlavor': 'UNK' },
};
expect(sanitizeNullFlavors(input)).toBeUndefined();
});
test('handles deeply nested nullFlavor objects', () => {
const input = {
level1: {
level2: {
level3: { '@_nullFlavor': 'NA' },
valid: 'value',
},
},
};
const result = sanitizeNullFlavors(input);
expect(result).toEqual({
level1: {
level2: {
valid: 'value',
},
},
});
});
test('removes keys with undefined values after sanitization', () => {
const input = {
nullField: { '@_nullFlavor': 'NA' },
validField: 'value',
};
const result = sanitizeNullFlavors(input);
expect(result).toEqual({ validField: 'value' });
expect('nullField' in (result as object)).toBe(false);
});
});
