Function tapReporter

lib/internal/test_runner/reporter/tap.js:31–76

(source)

async function * tapReporter(source) {
  yield `TAP version ${kDefaultTAPVersion}\n`;
  for await (const { type, data } of source) {
    switch (type) {
      case 'test:fail': {
        yield reportTest(data.nesting, data.testNumber, 'not ok', data.name, data.skip, data.todo, data.expectFailure);
        const location = data.file ? `${data.file}:${data.line}:${data.column}` : null;
        yield reportDetails(data.nesting, data.details, location);
        break;
      } case 'test:pass':
        yield reportTest(data.nesting, data.testNumber, 'ok', data.name, data.skip, data.todo, data.expectFailure);
        yield reportDetails(data.nesting, data.details, null);
        break;
      case 'test:plan':
        yield `${indent(data.nesting)}1..${data.count}\n`;
        break;
      case 'test:start':
        yield `${indent(data.nesting)}# Subtest: ${tapEscape(data.name)}\n`;
        break;
      case 'test:stderr':
      case 'test:stdout': {
        const lines = RegExpPrototypeSymbolSplit(kLineBreakRegExp, data.message);
        for (let i = 0; i < lines.length; i++) {
          if (lines[i].length === 0) continue;
          yield `# ${tapEscape(lines[i])}\n`;
        }
        break;
      } case 'test:diagnostic':
        yield `${indent(data.nesting)}# ${tapEscape(data.message)}\n`;
        break;
      case 'test:coverage':
        yield getCoverageReport(indent(data.nesting), data.summary, '# ', '', true);
        break;
      case 'test:interrupted':
        for (let i = 0; i < data.tests.length; i++) {
          const test = data.tests[i];
          let msg = `Interrupted while running: ${test.name}`;
          if (test.file) {
            msg += ` at ${test.file}:${test.line}:${test.column}`;
          }
          yield `# ${tapEscape(msg)}\n`;
        }
        break;
    }
  }
}

function reportTest(nesting, testNumber, status, name, skip, todo, expectFailure) {
  let line = `${indent(nesting)}${status} ${testNumber}`;