'use strict'; // This checks the warning and the stack trace emitted by // --trace-require-module=no-node-modules. require('../common'); const { spawnSyncAndAssert } = require('../common/child_process'); const fixtures = require('../common/fixtures'); const warningRE = /Support for loading ES Module in require\(\)/; // The fixtures are placed in a directory that includes "node_modules" in its name // to check false negatives. // require() in non-node_modules -> esm in node_modules should warn. spawnSyncAndAssert( process.execPath, [ '--trace-require-module=no-node-modules', fixtures.path('es-modules', 'test_node_modules', 'require-esm.js'), ], { trim: true, stderr: warningRE, stdout: 'world', } ); // require() in non-node_modules -> require() in node_modules -> esm in node_modules // should not warn. spawnSyncAndAssert( process.execPath, [ '--trace-require-module=no-node-modules', fixtures.path('es-modules', 'test_node_modules', 'require-require-esm.js'), ], { trim: true, stderr: '', stdout: 'world', } ); // Import in non-node_modules -> require() in node_modules -> esm in node_modules // should not warn. spawnSyncAndAssert( process.execPath, [ '--trace-require-module=no-node-modules', fixtures.path('es-modules', 'test_node_modules', 'import-require-esm.mjs'), ], { trim: true, stderr: '', stdout: 'world', } ); // Import in non-node_modules -> import in node_modules -> // require() in node_modules -> esm in node_modules should not warn. spawnSyncAndAssert( process.execPath, [ '--trace-require-module=no-node-modules', fixtures.path('es-modules', 'test_node_modules', 'import-import-require-esm.mjs'), ], { trim: true, stderr: '', stdout: 'world', } );