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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
import { assertEquals } from "../testing/asserts.ts";import { filterEntries } from "./filter_entries.ts";
function filterEntriesTest<T>(  input: [Record<string, T>, (entry: [string, T]) => boolean],  expected: Record<string, T>,  message?: string,) {  const actual = filterEntries(...input);  assertEquals(actual, expected, message);}
Deno.test({  name: "[collections/filterEntries] no mutation",  fn() {    const object = { a: 5, b: true };    filterEntries(object, ([key]) => key !== "a");
    assertEquals(object, { a: 5, b: true });  },});
Deno.test({  name: "[collections/filterEntries] empty input",  fn() {    filterEntriesTest(      [{}, () => true],      {},    );  },});
Deno.test({  name: "[collections/filterEntries] identity",  fn() {    filterEntriesTest(      [        {          foo: true,          bar: "lorem",          1: -5,        },        () => true,      ],      {        foo: true,        bar: "lorem",        1: -5,      },    );  },});
Deno.test({  name: "[collections/filterEntries] clean object",  fn() {    filterEntriesTest(      [        { test: "foo", "": [] },        () => false,      ],      {},    );  },});
Deno.test({  name: "[collections/filterEntries] filters",  fn() {    filterEntriesTest(      [        {          "Anna": 22,          "Kim": 24,          "Karen": 33,          "Claudio": 11,          "Karl": 45,        },        ([name, age]) => name.startsWith("K") && age > 30,      ],      {        "Karen": 33,        "Karl": 45,      },    );    filterEntriesTest(      [        {          "A": true,          "b": "foo",          "C": 5,          "d": -2,          "": false,        },        ([key]) => key.toUpperCase() === key,      ],      {        "A": true,        "C": 5,        "": false,      },    );  },});