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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.import { decodeU32, decodeU64, encodeU32, encodeU64 } from "./varint.ts";import { assertEquals, assertThrows } from "../testing/asserts.ts";
const U32MAX = 4_294_967_295;const U64MAX = 18_446_744_073_709_551_615n;
Deno.test({  name: "VarInt encode",  fn: function () {    assertEquals(encodeU32(0), new Uint8Array([0]));    assertEquals(encodeU32(1), new Uint8Array([1]));    assertEquals(encodeU32(127), new Uint8Array([127]));    assertEquals(encodeU32(128), new Uint8Array([128, 1]));    assertEquals(encodeU32(255), new Uint8Array([255, 1]));    assertEquals(encodeU32(25565), new Uint8Array([221, 199, 1]));    assertEquals(encodeU32(2097151), new Uint8Array([255, 255, 127]));    assertEquals(      encodeU32(2147483647),      new Uint8Array([255, 255, 255, 255, 7]),    );
    assertThrows(() => encodeU32(-1), RangeError, "Signed");    assertThrows(() => encodeU32(U32MAX + 1), RangeError);    assertThrows(() => encodeU32(1.1), TypeError);  },});
Deno.test({  name: "VarInt decode",  fn: function () {    assertEquals(decodeU32(new Uint8Array([0])), 0);    assertEquals(decodeU32(new Uint8Array([1])), 1);    assertEquals(decodeU32(new Uint8Array([127])), 127);    assertEquals(decodeU32(new Uint8Array([128, 1])), 128);    assertEquals(decodeU32(new Uint8Array([255, 1])), 255);    assertEquals(decodeU32(new Uint8Array([221, 199, 1])), 25565);    assertEquals(      decodeU32(new Uint8Array([255, 255, 127])),      2097151,    );    assertEquals(      decodeU32(new Uint8Array([255, 255, 255, 255, 7])),      2147483647,    );    assertThrows(() => decodeU32(new Uint8Array(6)), RangeError, "Too");    assertThrows(      () => decodeU32(new Uint8Array([255, 255])),      RangeError,      "Bad",    );  },});
Deno.test({  name: "VarLong encode",  fn: function () {    assertEquals(encodeU64(0n), new Uint8Array([0]));    assertEquals(encodeU64(1n), new Uint8Array([1]));    assertEquals(encodeU64(2n), new Uint8Array([2]));    assertEquals(encodeU64(127n), new Uint8Array([127]));    assertEquals(encodeU64(128n), new Uint8Array([128, 1]));    assertEquals(encodeU64(255n), new Uint8Array([255, 1]));    assertEquals(      encodeU64(2147483647n),      new Uint8Array([255, 255, 255, 255, 7]),    );    assertEquals(      encodeU64(9223372036854775807n),      new Uint8Array([255, 255, 255, 255, 255, 255, 255, 255, 127]),    );    assertThrows(() => encodeU64(-1n), RangeError, "Signed");    assertThrows(() => encodeU64(U64MAX + 1n), RangeError);  },});
Deno.test({  name: "VarLong decode",  fn: function () {    assertEquals(decodeU64(new Uint8Array([0])), 0n);    assertEquals(decodeU64(new Uint8Array([1])), 1n);    assertEquals(decodeU64(new Uint8Array([2])), 2n);    assertEquals(decodeU64(new Uint8Array([127])), 127n);    assertEquals(decodeU64(new Uint8Array([128, 1])), 128n);    assertEquals(decodeU64(new Uint8Array([255, 1])), 255n);    assertEquals(      decodeU64(new Uint8Array([255, 255, 255, 255, 7])),      2147483647n,    );    assertEquals(      decodeU64(        new Uint8Array([255, 255, 255, 255, 255, 255, 255, 255, 127]),      ),      9223372036854775807n,    );    assertThrows(() => decodeU32(new Uint8Array(11)), RangeError, "Too");    assertThrows(      () => decodeU32(new Uint8Array([255, 255])),      RangeError,      "Bad",    );  },});