import { describe, it, expect } from 'vitest';
import { fieldHasChanges } from './fieldHasChanges.js';
describe('hasChanges', () => {
  it('should return false for identical values', () => {
    const a = 'value';
    const b = 'value';
    expect(fieldHasChanges(a, b)).toBe(false);
  });
  it('should return true for different values', () => {
    const a = 1;
    const b = 2;
    expect(fieldHasChanges(a, b)).toBe(true);
  });
  it('should return false for identical objects', () => {
    const a = {
      key: 'value'
    };
    const b = {
      key: 'value'
    };
    expect(fieldHasChanges(a, b)).toBe(false);
  });
  it('should return true for different objects', () => {
    const a = {
      key: 'value'
    };
    const b = {
      key: 'differentValue'
    };
    expect(fieldHasChanges(a, b)).toBe(true);
  });
  it('should handle undefined values', () => {
    const a = {
      key: 'value'
    };
    const b = undefined;
    expect(fieldHasChanges(a, b)).toBe(true);
  });
  it('should handle null values', () => {
    const a = {
      key: 'value'
    };
    const b = null;
    expect(fieldHasChanges(a, b)).toBe(true);
  });
});
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