59 lines
1.2 KiB
C++
59 lines
1.2 KiB
C++
// Copyright The OpenTelemetry Authors
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
#include "opentelemetry/trace/span_id.h"
|
|
|
|
#include <cstring>
|
|
#include <string>
|
|
|
|
#include <gtest/gtest.h>
|
|
|
|
namespace
|
|
{
|
|
|
|
using opentelemetry::trace::SpanId;
|
|
|
|
std::string Hex(const opentelemetry::trace::SpanId &span)
|
|
{
|
|
char buf[16];
|
|
span.ToLowerBase16(buf);
|
|
return std::string(buf, sizeof(buf));
|
|
}
|
|
|
|
TEST(SpanIdTest, DefaultConstruction)
|
|
{
|
|
SpanId id;
|
|
EXPECT_FALSE(id.IsValid());
|
|
EXPECT_EQ("0000000000000000", Hex(id));
|
|
}
|
|
|
|
TEST(SpanIdTest, ValidId)
|
|
{
|
|
constexpr uint8_t buf[] = {1, 2, 3, 4, 5, 6, 7, 8};
|
|
SpanId id(buf);
|
|
EXPECT_TRUE(id.IsValid());
|
|
EXPECT_EQ("0102030405060708", Hex(id));
|
|
EXPECT_NE(SpanId(), id);
|
|
EXPECT_EQ(SpanId(buf), id);
|
|
}
|
|
|
|
TEST(SpanIdTest, LowercaseBase16)
|
|
{
|
|
constexpr uint8_t buf[] = {1, 2, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff};
|
|
SpanId id(buf);
|
|
EXPECT_TRUE(id.IsValid());
|
|
EXPECT_EQ("0102aabbccddeeff", Hex(id));
|
|
EXPECT_NE(SpanId(), id);
|
|
EXPECT_EQ(SpanId(buf), id);
|
|
}
|
|
|
|
TEST(SpanIdTest, CopyBytesTo)
|
|
{
|
|
constexpr uint8_t src[] = {1, 2, 3, 4, 5, 6, 7, 8};
|
|
SpanId id(src);
|
|
uint8_t buf[8];
|
|
id.CopyBytesTo(buf);
|
|
EXPECT_TRUE(memcmp(src, buf, 8) == 0);
|
|
}
|
|
} // namespace
|