import path from 'path';
import { assert } from 'chai';
import { sameDirContent } from 'ern-util-dev';
import os from 'os';
import { RunnerGeneratorConfig } from 'ern-runner-gen';
import { IosRunnerGenerator } from 'ern-runner-gen-ios';
import tmp from 'tmp';

describe('IosRunnerGenerator', () => {
  const fixtureRunnerPath = path.join(
    __dirname,
    'fixtures',
    'simple-ios-runner',
  );
  const generatedRunnerPath = tmp.dirSync({ unsafeCleanup: true }).name;
  process.chdir(generatedRunnerPath);

  const runnerConfig: RunnerGeneratorConfig = {
    extra: {
      containerGenWorkingDir: '/path/to/container',
    },
    mainMiniAppName: 'dummy',
    outDir: generatedRunnerPath,
    reactNativeVersion: '0.59.8',
    targetPlatform: 'ios',
  };

  before(function () {
    if (os.platform() !== 'darwin') {
      this.skip();
      return;
    }
  });

  it('should generate simple-ios-runner fixture given same configuration ', async () => {
    await new IosRunnerGenerator().generate(runnerConfig);
    assert(
      sameDirContent(fixtureRunnerPath, generatedRunnerPath),
      'Generated iOS Runner project differs from simple-ios-runner fixture',
    );
  });

  it('should re-generate configuration of simple-ios-runner fixture given same configuration ', async () => {
    await new IosRunnerGenerator().regenerateRunnerConfig(runnerConfig);
    assert(
      sameDirContent(fixtureRunnerPath, generatedRunnerPath),
      'Generated iOS Runner project differs from simple-ios-runner fixture',
    );
  });
});