?HAMA

Edit File Size: 2.25 KB

/home/byroehnu/.trash/node_modules11/xtend/test.js

Text Base64

var test = require("tape")
var extend = require("./")
var mutableExtend = require("./mutable")

test("merge", function(assert) {
    var a = { a: "foo" }
    var b = { b: "bar" }

assert.deepEqual(extend(a, b), { a: "foo", b: "bar" })
    assert.end()
})

test("replace", function(assert) {
    var a = { a: "foo" }
    var b = { a: "bar" }

assert.deepEqual(extend(a, b), { a: "bar" })
    assert.end()
})

test("undefined", function(assert) {
    var a = { a: undefined }
    var b = { b: "foo" }

assert.deepEqual(extend(a, b), { a: undefined, b: "foo" })
    assert.deepEqual(extend(b, a), { a: undefined, b: "foo" })
    assert.end()
})

test("handle 0", function(assert) {
    var a = { a: "default" }
    var b = { a: 0 }

assert.deepEqual(extend(a, b), { a: 0 })
    assert.deepEqual(extend(b, a), { a: "default" })
    assert.end()
})

test("is immutable", function (assert) {
    var record = {}

extend(record, { foo: "bar" })
    assert.equal(record.foo, undefined)
    assert.end()
})

test("null as argument", function (assert) {
    var a = { foo: "bar" }
    var b = null
    var c = void 0

assert.deepEqual(extend(b, a, c), { foo: "bar" })
    assert.end()
})

test("mutable", function (assert) {
    var a = { foo: "bar" }

mutableExtend(a, { bar: "baz" })

assert.equal(a.bar, "baz")
    assert.end()
})

test("null prototype", function(assert) {
    var a = { a: "foo" }
    var b = Object.create(null)
    b.b = "bar";

assert.deepEqual(extend(a, b), { a: "foo", b: "bar" })
    assert.end()
})

test("null prototype mutable", function (assert) {
    var a = { foo: "bar" }
    var b = Object.create(null)
    b.bar = "baz";

mutableExtend(a, b)

assert.equal(a.bar, "baz")
    assert.end()
})

test("prototype pollution", function (assert) {
    var a = {}
    var maliciousPayload = '{"__proto__":{"oops":"It works!"}}'

assert.strictEqual(a.oops, undefined)
    extend({}, maliciousPayload)
    assert.strictEqual(a.oops, undefined)
    assert.end()
})

test("prototype pollution mutable", function (assert) {
    var a = {}
    var maliciousPayload = '{"__proto__":{"oops":"It works!"}}'

assert.strictEqual(a.oops, undefined)
    mutableExtend({}, maliciousPayload)
    assert.strictEqual(a.oops, undefined)
    assert.end()
})

Exit & Reset Text mode: syntax highlighting auto-detects file type.

Name	Size	Perms	Modified	Actions
.jshintrc	545 B	lrw-r--r--	2026-02-03 15:06:12	Edit Download recursive recursive
immutable.js	384 B	lrw-r--r--	2026-02-03 15:06:12	Edit Download recursive recursive
LICENSE	1.05 KB	lrw-r--r--	2026-02-03 15:06:14	Edit Download recursive recursive
mutable.js	369 B	lrw-r--r--	2026-02-03 15:06:14	Edit Download recursive recursive
package.json	1.03 KB	lrw-r--r--	2026-02-03 15:06:12	Edit Download recursive recursive
README.md	726 B	lrw-r--r--	2026-02-03 15:06:14	Edit Download recursive recursive
test.js	2.25 KB	lrw-r--r--	2026-02-03 15:06:14	Edit Download recursive recursive

Directory Contents