| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| #include "util/coding.h" |
| |
| #include <gtest/gtest.h> |
| |
| #include <iostream> |
| |
| namespace doris { |
| |
| class CodingTest : public testing::Test { |
| public: |
| CodingTest() {} |
| virtual ~CodingTest() {} |
| }; |
| |
| TEST_F(CodingTest, fixed_le) { |
| uint8_t buf[64]; |
| |
| encode_fixed8(buf, 124); |
| uint8_t val8 = decode_fixed8(buf); |
| ASSERT_EQ(124, val8); |
| |
| encode_fixed16_le(buf, 12345); |
| uint16_t val16 = decode_fixed16_le(buf); |
| ASSERT_EQ(12345, val16); |
| |
| encode_fixed32_le(buf, 1234554321); |
| uint32_t val32 = decode_fixed32_le(buf); |
| ASSERT_EQ(1234554321, val32); |
| |
| encode_fixed64_le(buf, 12345543211234554321UL); |
| uint64_t val64 = decode_fixed64_le(buf); |
| ASSERT_EQ(12345543211234554321UL, val64); |
| |
| std::string str; |
| put_fixed32_le(&str, val32); |
| put_fixed64_le(&str, val64); |
| |
| ASSERT_EQ(4 + 8, str.size()); |
| val32 = decode_fixed32_le((const uint8_t*)str.data()); |
| ASSERT_EQ(1234554321, val32); |
| |
| encode_fixed64_le(buf, 12345543211234554321UL); |
| val64 = decode_fixed64_le((const uint8_t*)str.data() + 4); |
| ASSERT_EQ(12345543211234554321UL, val64); |
| } |
| |
| TEST_F(CodingTest, variant) { |
| uint8_t buf[64]; |
| |
| { |
| uint8_t* ptr = buf; |
| ptr = encode_varint32(ptr, 1); |
| ptr = encode_varint64(ptr, 2); |
| ASSERT_EQ(2, ptr - buf); |
| } |
| |
| const uint8_t* ptr = buf; |
| const uint8_t* limit = ptr + 64; |
| uint32_t val32; |
| ptr = decode_varint32_ptr(ptr, limit, &val32); |
| ASSERT_NE(nullptr, ptr); |
| ASSERT_EQ(1, val32); |
| uint64_t val64; |
| ptr = decode_varint64_ptr(ptr, limit, &val64); |
| ASSERT_NE(nullptr, ptr); |
| ASSERT_EQ(2, val64); |
| } |
| |
| TEST_F(CodingTest, variant_bigvalue) { |
| uint8_t buf[64]; |
| |
| { |
| uint8_t* ptr = buf; |
| ptr = encode_varint32(ptr, 1234554321UL); |
| ASSERT_EQ(5, ptr - buf); |
| ptr = encode_varint64(ptr, 12345543211234554321UL); |
| ASSERT_EQ(5 + 10, ptr - buf); |
| } |
| |
| const uint8_t* ptr = buf; |
| const uint8_t* limit = ptr + 64; |
| uint32_t val32; |
| ptr = decode_varint32_ptr(ptr, limit, &val32); |
| ASSERT_NE(nullptr, ptr); |
| ASSERT_EQ(1234554321UL, val32); |
| uint64_t val64; |
| ptr = decode_varint64_ptr(ptr, limit, &val64); |
| ASSERT_NE(nullptr, ptr); |
| ASSERT_EQ(12345543211234554321UL, val64); |
| } |
| |
| TEST_F(CodingTest, variant_fail) { |
| uint8_t buf[64]; |
| |
| { |
| uint8_t* ptr = buf; |
| ptr = encode_varint32(ptr, 1234554321UL); |
| } |
| { |
| const uint8_t* ptr = buf; |
| const uint8_t* limit = ptr + 4; |
| uint32_t val32; |
| ptr = decode_varint32_ptr(ptr, limit, &val32); |
| ASSERT_EQ(nullptr, ptr); |
| } |
| |
| { |
| uint8_t* ptr = buf; |
| ptr = encode_varint64(ptr, 12345543211234554321UL); |
| } |
| { |
| const uint8_t* ptr = buf; |
| const uint8_t* limit = ptr + 4; |
| uint64_t val64; |
| ptr = decode_varint64_ptr(ptr, limit, &val64); |
| ASSERT_EQ(nullptr, ptr); |
| } |
| } |
| |
| TEST_F(CodingTest, put_varint) { |
| std::string val; |
| |
| put_varint32(&val, 1); |
| put_varint64(&val, 2); |
| put_varint64_varint32(&val, 3, 4); |
| |
| ASSERT_EQ(4, val.size()); |
| const uint8_t* ptr = (const uint8_t*)val.data(); |
| const uint8_t* limit = ptr + 4; |
| uint32_t val32; |
| uint64_t val64; |
| ptr = decode_varint32_ptr(ptr, limit, &val32); |
| ASSERT_EQ(1, val32); |
| ptr = decode_varint64_ptr(ptr, limit, &val64); |
| ASSERT_EQ(2, val64); |
| ptr = decode_varint64_ptr(ptr, limit, &val64); |
| ASSERT_EQ(3, val64); |
| ptr = decode_varint32_ptr(ptr, limit, &val32); |
| ASSERT_EQ(4, val32); |
| } |
| |
| } // namespace doris |
| |
| int main(int argc, char** argv) { |
| ::testing::InitGoogleTest(&argc, argv); |
| return RUN_ALL_TESTS(); |
| } |