-// Copyright 2015 The Chromium Authors. All rights reserved.
+// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/base64url.h"
-#include "base/macros.h"
+#include "base/ranges/algorithm.h"
+#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
+using testing::ElementsAreArray;
+using testing::Optional;
+
namespace base {
namespace {
+TEST(Base64UrlTest, BinaryIncludePaddingPolicy) {
+ const uint8_t kData[] = {0x00, 0x01, 0xFE, 0xFF};
+
+ std::string binary_encoded_with_padding;
+ Base64UrlEncode(kData, Base64UrlEncodePolicy::INCLUDE_PADDING,
+ &binary_encoded_with_padding);
+
+ // Check that encoding the same binary data through the StringPiece interface
+ // gives the same result.
+ std::string string_encoded_with_padding;
+ Base64UrlEncode(
+ StringPiece(reinterpret_cast<const char*>(kData), sizeof(kData)),
+ Base64UrlEncodePolicy::INCLUDE_PADDING, &string_encoded_with_padding);
+ EXPECT_EQ(binary_encoded_with_padding, string_encoded_with_padding);
+
+ // Check that decoding the result gives the same binary data.
+ EXPECT_THAT(Base64UrlDecode(string_encoded_with_padding,
+ Base64UrlDecodePolicy::REQUIRE_PADDING),
+ Optional(ElementsAreArray(kData)));
+
+ EXPECT_THAT(Base64UrlDecode(string_encoded_with_padding,
+ Base64UrlDecodePolicy::IGNORE_PADDING),
+ Optional(ElementsAreArray(kData)));
+
+ EXPECT_THAT(Base64UrlDecode(string_encoded_with_padding,
+ Base64UrlDecodePolicy::DISALLOW_PADDING),
+ absl::nullopt);
+}
+
+TEST(Base64UrlTest, BinaryOmitPaddingPolicy) {
+ const uint8_t kData[] = {0x00, 0x01, 0xFE, 0xFF};
+
+ std::string binary_encoded_without_padding;
+ Base64UrlEncode(kData, Base64UrlEncodePolicy::OMIT_PADDING,
+ &binary_encoded_without_padding);
+
+ // Check that encoding the same binary data through the StringPiece interface
+ // gives the same result.
+ std::string string_encoded_without_padding;
+ Base64UrlEncode(
+ StringPiece(reinterpret_cast<const char*>(kData), sizeof(kData)),
+ Base64UrlEncodePolicy::OMIT_PADDING, &string_encoded_without_padding);
+ EXPECT_EQ(binary_encoded_without_padding, string_encoded_without_padding);
+
+ // Check that decoding the result gives the same binary data.
+ EXPECT_THAT(Base64UrlDecode(string_encoded_without_padding,
+ Base64UrlDecodePolicy::DISALLOW_PADDING),
+ Optional(ElementsAreArray(kData)));
+
+ EXPECT_THAT(Base64UrlDecode(string_encoded_without_padding,
+ Base64UrlDecodePolicy::IGNORE_PADDING),
+ Optional(ElementsAreArray(kData)));
+
+ EXPECT_THAT(Base64UrlDecode(string_encoded_without_padding,
+ Base64UrlDecodePolicy::REQUIRE_PADDING),
+ absl::nullopt);
+}
+
TEST(Base64UrlTest, EncodeIncludePaddingPolicy) {
std::string output;
Base64UrlEncode("hello?world", Base64UrlEncodePolicy::INCLUDE_PADDING,
EXPECT_EQ("hello?world", output);
}
+TEST(Base64UrlTest, DecodeIntoVector) {
+ ASSERT_FALSE(
+ Base64UrlDecode("invalid=", Base64UrlDecodePolicy::DISALLOW_PADDING));
+
+ static constexpr uint8_t kExpected[] = {'1', '2', '3', '4'};
+ absl::optional<std::vector<uint8_t>> result =
+ Base64UrlDecode("MTIzNA", Base64UrlDecodePolicy::DISALLOW_PADDING);
+ ASSERT_TRUE(ranges::equal(*result, kExpected));
+}
+
TEST(Base64UrlTest, DecodeDisallowPaddingPolicy) {
std::string output;
ASSERT_FALSE(Base64UrlDecode(