const assert = require("assert"); const babel = require("babel-core"); test("Doesn't use the same object for two different nodes in the AST", function() { const code = 'import Foo from "bar"; Foo; Foo;'; const ast = babel.transform(code, { plugins: [[require("../"), { loose: true }]], }).ast; assert.equal(ast.program.body[3].expression.type, "MemberExpression"); assert.equal(ast.program.body[4].expression.type, "MemberExpression"); assert.notEqual( ast.program.body[3].expression, ast.program.body[4].expression, "Expected different nodes in the AST to not be the same object", ); });