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use Cucumber's JS API for tests (#14)
* update dependencies * make `run` an async function * update cucumber again * get everything passing * update node versions for testing * remove increased timeout * revert module interop flag
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,59 +1,64 @@ | ||
| import { execFileSync } from 'child_process' | ||
| import { | ||
| IConfiguration, | ||
| loadConfiguration, | ||
| runCucumber, | ||
| } from '@cucumber/cucumber/api' | ||
| import * as glob from 'glob' | ||
| import { join } from 'path' | ||
| import { PassThrough } from 'stream' | ||
| import * as streamToString from 'stream-to-string' | ||
| import { promisify } from 'util' | ||
|
|
||
| import { ThemeStyles } from '../src/theme' | ||
|
|
||
| const cmd = 'node_modules/.bin/cucumber-js' | ||
|
|
||
| type RunOptionalOptions = { | ||
| '--name'?: string | ||
| '--tags'?: string[] | ||
| } | ||
| type RunOptions = { | ||
| colorsEnabled?: boolean | ||
| theme?: Partial<ThemeStyles> | ||
| type FormatOptions = { | ||
| colorsEnabled: boolean | ||
| theme: Partial<ThemeStyles> | ||
| } | ||
| type FinalRunOptions = RunOptionalOptions & Required<RunOptions> | ||
|
|
||
| export const run = ( | ||
| export const run = async ( | ||
| fileName: string, | ||
| options: RunOptions & RunOptionalOptions = {}, | ||
| cucumberOptions: Partial<IConfiguration> = {}, | ||
| formatOptions: Partial<FormatOptions> = {}, | ||
| throws = false | ||
| ): string => { | ||
| const { colorsEnabled, theme }: FinalRunOptions = { | ||
| colorsEnabled: false, | ||
| theme: {}, | ||
| ...options, | ||
| } | ||
| const args = [ | ||
| '--publish-quiet', | ||
| '--require', | ||
| join(__dirname, 'features'), | ||
| '--format', | ||
| join(__dirname, '..', 'src'), | ||
| '--format-options', | ||
| JSON.stringify({ colorsEnabled, theme }), | ||
| ] | ||
| if (options['--name']) args.push('--name', options['--name']) | ||
| if (options['--tags']) args.push('--tags', options['--tags'].join(',')) | ||
|
|
||
| return exec(throws, ...args, join('test', 'features', fileName)).replace( | ||
| /\d+m\d+\.\d+s/g, | ||
| '0m00.000s' | ||
| ) | ||
| } | ||
|
|
||
| const exec = (throws: boolean, ...args: string[]): string => { | ||
| if (process.env.LOG_CUCUMBER_RUN) console.log(`${cmd} ${args.join(' ')}`) | ||
| ): Promise<string> => { | ||
| // clear require cache for support code | ||
| const matches = await promisify(glob)('features/support/*', { | ||
| absolute: true, | ||
| cwd: __dirname, | ||
| }) | ||
| matches.forEach((match) => delete require.cache[match]) | ||
|
|
||
| let stdout: string | ||
| const configuration: Partial<IConfiguration> = { | ||
| ...cucumberOptions, | ||
| format: [join(__dirname, '..', 'src')], | ||
| formatOptions: { | ||
| colorsEnabled: false, | ||
| theme: {}, | ||
| ...formatOptions, | ||
| }, | ||
| paths: [join('test', 'features', fileName)], | ||
| publishQuiet: true, | ||
| require: [join(__dirname, 'features')], | ||
| } | ||
| const { runConfiguration } = await loadConfiguration({ | ||
| provided: configuration, | ||
| }) | ||
| const stdout = new PassThrough() | ||
| const stderr = new PassThrough() | ||
| try { | ||
| stdout = execFileSync(cmd, args, { stdio: 'pipe' }).toString() | ||
| } catch (error) { | ||
| stdout = error.stdout.toString() | ||
| if (throws) throw error | ||
| await runCucumber(runConfiguration, { | ||
| cwd: join(__dirname, '..', '..'), | ||
| stdout, | ||
| stderr, | ||
| }) | ||
| } catch (ex) { | ||
| if (throws) { | ||
| throw ex | ||
| } | ||
| } | ||
|
|
||
| if (process.env.LOG_CUCUMBER_RUN) console.log(stdout) | ||
| return stdout | ||
| stdout.end() | ||
| stderr.end() | ||
| const result = await streamToString(stdout) | ||
| return result.replace(/\d+m\d+\.\d+s/g, '0m00.000s') | ||
| } |
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