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| Current File : //home/ubuntu/node-v16.18.1/test/parallel/test-util-inspect-getters-accessing-this.js |
'use strict';
require('../common');
// This test ensures that util.inspect logs getters
// which access this.
const assert = require('assert');
const { inspect } = require('util');
{
class X {
constructor() {
this._y = 123;
}
get y() {
return this._y;
}
}
const result = inspect(new X(), {
getters: true,
showHidden: true
});
assert.strictEqual(
result,
'X { _y: 123, [y]: [Getter: 123] }'
);
}
// Regression test for https://github.com/nodejs/node/issues/37054
{
class A {
constructor(B) {
this.B = B;
}
get b() {
return this.B;
}
}
class B {
constructor() {
this.A = new A(this);
}
get a() {
return this.A;
}
}
const result = inspect(new B(), {
depth: 1,
getters: true,
showHidden: true
});
assert.strictEqual(
result,
'<ref *1> B {\n' +
' A: A { B: [Circular *1], [b]: [Getter] [Circular *1] },\n' +
' [a]: [Getter] A { B: [Circular *1], [b]: [Getter] [Circular *1] }\n' +
'}',
);
}
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