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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
import { assertEquals } from "../testing/asserts.ts";import { minWith } from "./min_with.ts";
function minWithTest<T>( input: [T[], (a: T, b: T) => number], expected: T | undefined, message?: string,) { const actual = minWith(...input); assertEquals(actual, expected, message);}
Deno.test({ name: "[collections/minWith] no mutation", fn() { const input = [[1, 3], [6, 1, 3], [4]]; minWith(input, (a, b) => a.length - b.length);
assertEquals(input, [[1, 3], [6, 1, 3], [4]]); },});
Deno.test({ name: "[collections/minWith] empty input", fn() { minWithTest<string>([[], (a, b) => a.length - b.length], undefined); },});
Deno.test({ name: "[collections/minWith] array of arrays", fn() { minWithTest([[[1, 3], [6, 1, 3], [4]], (a, b) => a.length - b.length], [4]); },});
Deno.test({ name: "[collections/minWith] array of strings", fn() { minWithTest( [["Kim", "Anna", "John"], (a, b) => a.length - b.length], "Kim", ); },});
Deno.test({ name: "[collections/minWith] array of objects", fn() { minWithTest( [ [ { name: "Kim", age: 24 }, { name: "Anna", age: 20 }, { name: "John", age: 43 }, ], (a, b) => a.age - b.age, ], { name: "Anna", age: 20 }, ); },});
Deno.test({ name: "[collections/minWith] duplicates", fn() { minWithTest([["John", "Kim", "Kim"], (a, b) => a.length - b.length], "Kim"); },});
Deno.test({ name: "[collections/minWith] array containing undefined", fn() { minWithTest( [ [undefined, undefined, 1], (a, b) => { if (a === undefined) { return -1; } if (b === undefined) { return 1; } return 0; }, ], undefined, ); },});