1 files changed, 14 insertions, 14 deletions
diff --git a/std/encoding/base64_test.ts b/std/encoding/base64_test.ts
index 5fe89410b..65c62f4cd 100644
--- a/std/encoding/base64_test.ts
+++ b/std/encoding/base64_test.ts
@@ -1,9 +1,11 @@
 // Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
+
 import { assertEquals } from "../testing/asserts.ts";
-import { decode, decodeString, encode } from "./base64.ts";
+import { decode, encode } from "./base64.ts";
 
 const testsetString = [
   ["", ""],
+  ["ß", "w58="],
   ["f", "Zg=="],
   ["fo", "Zm8="],
   ["foo", "Zm9v"],
@@ -12,12 +14,10 @@ const testsetString = [
   ["foobar", "Zm9vYmFy"],
 ];
 
-const testsetBinary = [
-  [new TextEncoder().encode("\x00"), "AA=="],
-  [new TextEncoder().encode("\x00\x00"), "AAA="],
-  [new TextEncoder().encode("\x00\x00\x00"), "AAAA"],
-  [new TextEncoder().encode("\x00\x00\x00\x00"), "AAAAAA=="],
-];
+const testsetBinary = testsetString.map(([str, b64]) => [
+  new TextEncoder().encode(str),
+  b64,
+]) as Array<[Uint8Array, string]>;
 
 Deno.test("[encoding/base64] testBase64EncodeString", () => {
   for (const [input, output] of testsetString) {
@@ -25,21 +25,21 @@ Deno.test("[encoding/base64] testBase64EncodeString", () => {
   }
 });
 
-Deno.test("[encoding/base64] testBase64DecodeString", () => {
-  for (const [input, output] of testsetString) {
-    assertEquals(decodeString(output), input);
+Deno.test("[encoding/base64] testBase64EncodeBinary", () => {
+  for (const [input, output] of testsetBinary) {
+    assertEquals(encode(input), output);
   }
 });
 
-Deno.test("[encoding/base64] testBase64EncodeBinary", () => {
+Deno.test("[encoding/base64] testBase64EncodeBinaryBuffer", () => {
   for (const [input, output] of testsetBinary) {
-    assertEquals(encode(input), output);
+    assertEquals(encode(input.buffer), output);
   }
 });
 
 Deno.test("[encoding/base64] testBase64DecodeBinary", () => {
   for (const [input, output] of testsetBinary) {
-    const outputBinary = new Uint8Array(decode(output as string));
-    assertEquals(outputBinary, input as Uint8Array);
+    const outputBinary = decode(output);
+    assertEquals(outputBinary, input);
   }
 });