import { describe, it, expect } from 'vitest';
import { validateCompatibility } from './versioning.ts';

describe('validateCompatibility', () => {
  it('should throw if payload version is invalid', () => {
    expect(() => validateCompatibility('invalid', '1.0.0')).toThrow(/not a valid semantic version/);
  });

  it.each([
    ["1.0.0", "1.0.0"], // same
    ["1.0.0-alpha.1", "1.0.0"], // action is newer than pre-release
    ["0.1.0", "0.1.1"], // action is newer during active development
    ["1.0.0", "1.0.1"], // action patched
    ["1.0.0", "1.1.0"], // action has a new feature (backward compatible)
    ["1.0.1", "1.0.0"], // payload is newer (patch)
    ["1.1.0", "1.0.0"], // payload is newer (feature is backward compatible)
  ])('should accept compatible payload %#', (payloadVersion, actionVersion) => {
    expect(() => validateCompatibility(payloadVersion, actionVersion)).not.toThrow();
  });

  it.each([
    ["0.1.0", "0.2.0"], // action had breaking changes during active development
    ["0.2.0", "0.1.0"], // payload had breaking changes during active development
    ["2.0.0", "1.0.0"], // payload is majorly newer
    ["1.0.0", "2.0.0"], // action had breaking changes
  ])('should reject incompatible payload %#', (payloadVersion, actionVersion) => {
    expect(() => validateCompatibility(payloadVersion, actionVersion)).toThrow(/is incompatible with action version/);
  });
});