'use strict'; const common = require('../common'); const assert = require('assert'); const path = require('path'); const message = 'message'; const testFunction = common.mustNotCall(message); const validateError = common.mustCall((e) => { const prefix = `${message} at `; assert.ok(e.message.startsWith(prefix)); if (process.platform === 'win32') { e.message = e.message.substring(2); // remove 'C:' } const [ fileName, lineNumber ] = e.message .substring(prefix.length).split(':'); assert.strictEqual(path.basename(fileName), 'test-common-must-not-call.js'); assert.strictEqual(lineNumber, '8'); }); try { testFunction(); } catch (e) { validateError(e); }