jest-mocha-reporter/src/helpers.js

A reporter for jest which produces a report compatible with Atlassian Bamboo Mocha Test Parser.

var EOL = require('os').EOL;

const helpers = {
  replaceCharsNotSupportedByBamboo: function replaceCharsNotSupportedByBamboo(
    s,
  ) {
    return s.replace(/\./g, '_');
  },

  formatErrorMessages: function formatErrorMessages(errorMessages) {
    var lines = [];

    if (errorMessages.length === 1) {
      lines.push('1 failure:');
    } else {
      lines.push(errorMessages.length + ' failures:');
    }

    errorMessages.forEach(function(message) {
      lines.push('* ' + message);
    });

    return lines.join(EOL);
  },

  replaceVariables: function replaceVariables(template, variables) {
    return template
      .split(/\{|\}/)
      .filter(function(segment) {
        return segment;
      })
      .map(function(segment) {
        return segment.split('|').reduce(function(result, maybeVariable) {
          // Allow variables to fallback
          if (maybeVariable in variables) {
            return result ? result : variables[maybeVariable];
          }
          return maybeVariable;
        }, '');
      })
      .join('');
  },
};

export { helpers };