aboutsummaryrefslogtreecommitdiff
path: root/src/leveldb/util/coding_test.cc
diff options
context:
space:
mode:
authorSfan5 <sfan5@live.de>2013-09-09 22:46:18 +0200
committerSfan5 <sfan5@live.de>2013-09-09 22:50:51 +0200
commit3725179736e2b5372664163470e7ef3dc76529a4 (patch)
tree7a56c929ae75530679b3d2f7c9c02fb361760219 /src/leveldb/util/coding_test.cc
parent1f3402e7a1e160c4be25c596f33d916b988075fb (diff)
downloadminetest-3725179736e2b5372664163470e7ef3dc76529a4.tar.gz
minetest-3725179736e2b5372664163470e7ef3dc76529a4.tar.bz2
minetest-3725179736e2b5372664163470e7ef3dc76529a4.zip
Use system-wide LevelDB instead of bundled one
Diffstat (limited to 'src/leveldb/util/coding_test.cc')
-rw-r--r--src/leveldb/util/coding_test.cc196
1 files changed, 0 insertions, 196 deletions
diff --git a/src/leveldb/util/coding_test.cc b/src/leveldb/util/coding_test.cc
deleted file mode 100644
index 2c52b17b6..000000000
--- a/src/leveldb/util/coding_test.cc
+++ /dev/null
@@ -1,196 +0,0 @@
-// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file. See the AUTHORS file for names of contributors.
-
-#include "util/coding.h"
-
-#include "util/testharness.h"
-
-namespace leveldb {
-
-class Coding { };
-
-TEST(Coding, Fixed32) {
- std::string s;
- for (uint32_t v = 0; v < 100000; v++) {
- PutFixed32(&s, v);
- }
-
- const char* p = s.data();
- for (uint32_t v = 0; v < 100000; v++) {
- uint32_t actual = DecodeFixed32(p);
- ASSERT_EQ(v, actual);
- p += sizeof(uint32_t);
- }
-}
-
-TEST(Coding, Fixed64) {
- std::string s;
- for (int power = 0; power <= 63; power++) {
- uint64_t v = static_cast<uint64_t>(1) << power;
- PutFixed64(&s, v - 1);
- PutFixed64(&s, v + 0);
- PutFixed64(&s, v + 1);
- }
-
- const char* p = s.data();
- for (int power = 0; power <= 63; power++) {
- uint64_t v = static_cast<uint64_t>(1) << power;
- uint64_t actual;
- actual = DecodeFixed64(p);
- ASSERT_EQ(v-1, actual);
- p += sizeof(uint64_t);
-
- actual = DecodeFixed64(p);
- ASSERT_EQ(v+0, actual);
- p += sizeof(uint64_t);
-
- actual = DecodeFixed64(p);
- ASSERT_EQ(v+1, actual);
- p += sizeof(uint64_t);
- }
-}
-
-// Test that encoding routines generate little-endian encodings
-TEST(Coding, EncodingOutput) {
- std::string dst;
- PutFixed32(&dst, 0x04030201);
- ASSERT_EQ(4, dst.size());
- ASSERT_EQ(0x01, static_cast<int>(dst[0]));
- ASSERT_EQ(0x02, static_cast<int>(dst[1]));
- ASSERT_EQ(0x03, static_cast<int>(dst[2]));
- ASSERT_EQ(0x04, static_cast<int>(dst[3]));
-
- dst.clear();
- PutFixed64(&dst, 0x0807060504030201ull);
- ASSERT_EQ(8, dst.size());
- ASSERT_EQ(0x01, static_cast<int>(dst[0]));
- ASSERT_EQ(0x02, static_cast<int>(dst[1]));
- ASSERT_EQ(0x03, static_cast<int>(dst[2]));
- ASSERT_EQ(0x04, static_cast<int>(dst[3]));
- ASSERT_EQ(0x05, static_cast<int>(dst[4]));
- ASSERT_EQ(0x06, static_cast<int>(dst[5]));
- ASSERT_EQ(0x07, static_cast<int>(dst[6]));
- ASSERT_EQ(0x08, static_cast<int>(dst[7]));
-}
-
-TEST(Coding, Varint32) {
- std::string s;
- for (uint32_t i = 0; i < (32 * 32); i++) {
- uint32_t v = (i / 32) << (i % 32);
- PutVarint32(&s, v);
- }
-
- const char* p = s.data();
- const char* limit = p + s.size();
- for (uint32_t i = 0; i < (32 * 32); i++) {
- uint32_t expected = (i / 32) << (i % 32);
- uint32_t actual;
- const char* start = p;
- p = GetVarint32Ptr(p, limit, &actual);
- ASSERT_TRUE(p != NULL);
- ASSERT_EQ(expected, actual);
- ASSERT_EQ(VarintLength(actual), p - start);
- }
- ASSERT_EQ(p, s.data() + s.size());
-}
-
-TEST(Coding, Varint64) {
- // Construct the list of values to check
- std::vector<uint64_t> values;
- // Some special values
- values.push_back(0);
- values.push_back(100);
- values.push_back(~static_cast<uint64_t>(0));
- values.push_back(~static_cast<uint64_t>(0) - 1);
- for (uint32_t k = 0; k < 64; k++) {
- // Test values near powers of two
- const uint64_t power = 1ull << k;
- values.push_back(power);
- values.push_back(power-1);
- values.push_back(power+1);
- };
-
- std::string s;
- for (int i = 0; i < values.size(); i++) {
- PutVarint64(&s, values[i]);
- }
-
- const char* p = s.data();
- const char* limit = p + s.size();
- for (int i = 0; i < values.size(); i++) {
- ASSERT_TRUE(p < limit);
- uint64_t actual;
- const char* start = p;
- p = GetVarint64Ptr(p, limit, &actual);
- ASSERT_TRUE(p != NULL);
- ASSERT_EQ(values[i], actual);
- ASSERT_EQ(VarintLength(actual), p - start);
- }
- ASSERT_EQ(p, limit);
-
-}
-
-TEST(Coding, Varint32Overflow) {
- uint32_t result;
- std::string input("\x81\x82\x83\x84\x85\x11");
- ASSERT_TRUE(GetVarint32Ptr(input.data(), input.data() + input.size(), &result)
- == NULL);
-}
-
-TEST(Coding, Varint32Truncation) {
- uint32_t large_value = (1u << 31) + 100;
- std::string s;
- PutVarint32(&s, large_value);
- uint32_t result;
- for (int len = 0; len < s.size() - 1; len++) {
- ASSERT_TRUE(GetVarint32Ptr(s.data(), s.data() + len, &result) == NULL);
- }
- ASSERT_TRUE(GetVarint32Ptr(s.data(), s.data() + s.size(), &result) != NULL);
- ASSERT_EQ(large_value, result);
-}
-
-TEST(Coding, Varint64Overflow) {
- uint64_t result;
- std::string input("\x81\x82\x83\x84\x85\x81\x82\x83\x84\x85\x11");
- ASSERT_TRUE(GetVarint64Ptr(input.data(), input.data() + input.size(), &result)
- == NULL);
-}
-
-TEST(Coding, Varint64Truncation) {
- uint64_t large_value = (1ull << 63) + 100ull;
- std::string s;
- PutVarint64(&s, large_value);
- uint64_t result;
- for (int len = 0; len < s.size() - 1; len++) {
- ASSERT_TRUE(GetVarint64Ptr(s.data(), s.data() + len, &result) == NULL);
- }
- ASSERT_TRUE(GetVarint64Ptr(s.data(), s.data() + s.size(), &result) != NULL);
- ASSERT_EQ(large_value, result);
-}
-
-TEST(Coding, Strings) {
- std::string s;
- PutLengthPrefixedSlice(&s, Slice(""));
- PutLengthPrefixedSlice(&s, Slice("foo"));
- PutLengthPrefixedSlice(&s, Slice("bar"));
- PutLengthPrefixedSlice(&s, Slice(std::string(200, 'x')));
-
- Slice input(s);
- Slice v;
- ASSERT_TRUE(GetLengthPrefixedSlice(&input, &v));
- ASSERT_EQ("", v.ToString());
- ASSERT_TRUE(GetLengthPrefixedSlice(&input, &v));
- ASSERT_EQ("foo", v.ToString());
- ASSERT_TRUE(GetLengthPrefixedSlice(&input, &v));
- ASSERT_EQ("bar", v.ToString());
- ASSERT_TRUE(GetLengthPrefixedSlice(&input, &v));
- ASSERT_EQ(std::string(200, 'x'), v.ToString());
- ASSERT_EQ("", input.ToString());
-}
-
-} // namespace leveldb
-
-int main(int argc, char** argv) {
- return leveldb::test::RunAllTests();
-}