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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#include "opentelemetry/sdk/common/base64.h"
#include <string>
#include <gtest/gtest.h>
static const unsigned char base64_test_dec[64] = {
0x24, 0x48, 0x6E, 0x56, 0x87, 0x62, 0x5A, 0xBD, 0xBF, 0x17, 0xD9, 0xA2, 0xC4, 0x17, 0x1A, 0x01,
0x94, 0xED, 0x8F, 0x1E, 0x11, 0xB3, 0xD7, 0x09, 0x0C, 0xB6, 0xE9, 0x10, 0x6F, 0x22, 0xEE, 0x13,
0xCA, 0xB3, 0x07, 0x05, 0x76, 0xC9, 0xFA, 0x31, 0x6C, 0x08, 0x34, 0xFF, 0x8D, 0xC2, 0x6C, 0x38,
0x00, 0x43, 0xE9, 0x54, 0x97, 0xAF, 0x50, 0x4B, 0xD1, 0x41, 0xBA, 0x95, 0x31, 0x5A, 0x0B, 0x97};
static const unsigned char base64_test_enc_rfc_2045[] =
"JEhuVodiWr2/F9mixBcaAZTtjx4Rs9cJDLbpEG8i7hPK"
"swcFdsn6MWwINP+Nwmw4AEPpVJevUEvRQbqVMVoLlw==";
TEST(Base64Test, EscapeRfc2045)
{
std::string encoded = opentelemetry::sdk::common::Base64Escape(opentelemetry::nostd::string_view{
reinterpret_cast<const char *>(base64_test_dec), sizeof(base64_test_dec)});
opentelemetry::nostd::string_view expected{
reinterpret_cast<const char *>(base64_test_enc_rfc_2045), 88};
EXPECT_EQ(encoded, expected);
}
TEST(Base64Test, UnescapeRfc2045)
{
std::string decoded;
EXPECT_TRUE(opentelemetry::sdk::common::Base64Unescape(
opentelemetry::nostd::string_view{reinterpret_cast<const char *>(base64_test_enc_rfc_2045),
88},
&decoded));
opentelemetry::nostd::string_view expected{reinterpret_cast<const char *>(base64_test_dec),
sizeof(base64_test_dec)};
EXPECT_EQ(decoded, expected);
}
TEST(Base64Test, UnescapeRfc2045InvalidInput)
{
std::string std_str_out;
std::string std_str_in = "=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "J=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "JEhu=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "JEhuV=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "JEhuVodi=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "JEhuVodiW=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = " J=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = " JEhu=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = " JEhuV=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = " JEhuVodi=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = " JEhuVodiW=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "JE==";
EXPECT_TRUE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "JE==huVo";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "JE=huVo=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = " JE==";
EXPECT_TRUE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = " JE==huVo";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = " JE=huVo=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "JE==\r\n";
EXPECT_TRUE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
std_str_in = "J E=";
EXPECT_FALSE(opentelemetry::sdk::common::Base64Unescape(std_str_in, &std_str_out));
}
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