/
test-module-circular-dependency-warning.js
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/
test-module-circular-dependency-warning.js
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'use strict';
const common = require('../common');
const assert = require('assert');
const fixtures = require('../common/fixtures');
common.expectWarning({
Warning: [
["Accessing non-existent property 'missingPropB' " +
'of module exports inside circular dependency'],
["Accessing non-existent property 'Symbol(someSymbol)' " +
'of module exports inside circular dependency'],
["Accessing non-existent property 'missingPropModuleExportsB' " +
'of module exports inside circular dependency']
]
});
const required = require(fixtures.path('cycles', 'warning-a.js'));
assert.strictEqual(Object.getPrototypeOf(required), Object.prototype);
const requiredWithModuleExportsOverridden =
require(fixtures.path('cycles', 'warning-moduleexports-a.js'));
assert.strictEqual(Object.getPrototypeOf(requiredWithModuleExportsOverridden),
Object.prototype);
// If module.exports is not a regular object, no warning should be emitted.
const classExport =
require(fixtures.path('cycles', 'warning-moduleexports-class-a.js'));
assert.strictEqual(Object.getPrototypeOf(classExport).name, 'Parent');
// If module.exports.__esModule is set, no warning should be emitted.
const esmTranspiledExport =
require(fixtures.path('cycles', 'warning-esm-transpiled-a.js'));
assert.strictEqual(esmTranspiledExport.__esModule, true);
// If module.exports.__esModule is being accessed but is not present, e.g.
// because only the one of the files is a transpiled ES module, no warning
// should be emitted.
const halfTranspiledExport =
require(fixtures.path('cycles', 'warning-esm-half-transpiled-a.js'));
assert.strictEqual(halfTranspiledExport.__esModule, undefined);