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Diffstat (limited to 'src/leveldb/db/dbformat_test.cc')
-rw-r--r-- | src/leveldb/db/dbformat_test.cc | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/src/leveldb/db/dbformat_test.cc b/src/leveldb/db/dbformat_test.cc deleted file mode 100644 index 5d82f5d31..000000000 --- a/src/leveldb/db/dbformat_test.cc +++ /dev/null @@ -1,112 +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 "db/dbformat.h" -#include "util/logging.h" -#include "util/testharness.h" - -namespace leveldb { - -static std::string IKey(const std::string& user_key, - uint64_t seq, - ValueType vt) { - std::string encoded; - AppendInternalKey(&encoded, ParsedInternalKey(user_key, seq, vt)); - return encoded; -} - -static std::string Shorten(const std::string& s, const std::string& l) { - std::string result = s; - InternalKeyComparator(BytewiseComparator()).FindShortestSeparator(&result, l); - return result; -} - -static std::string ShortSuccessor(const std::string& s) { - std::string result = s; - InternalKeyComparator(BytewiseComparator()).FindShortSuccessor(&result); - return result; -} - -static void TestKey(const std::string& key, - uint64_t seq, - ValueType vt) { - std::string encoded = IKey(key, seq, vt); - - Slice in(encoded); - ParsedInternalKey decoded("", 0, kTypeValue); - - ASSERT_TRUE(ParseInternalKey(in, &decoded)); - ASSERT_EQ(key, decoded.user_key.ToString()); - ASSERT_EQ(seq, decoded.sequence); - ASSERT_EQ(vt, decoded.type); - - ASSERT_TRUE(!ParseInternalKey(Slice("bar"), &decoded)); -} - -class FormatTest { }; - -TEST(FormatTest, InternalKey_EncodeDecode) { - const char* keys[] = { "", "k", "hello", "longggggggggggggggggggggg" }; - const uint64_t seq[] = { - 1, 2, 3, - (1ull << 8) - 1, 1ull << 8, (1ull << 8) + 1, - (1ull << 16) - 1, 1ull << 16, (1ull << 16) + 1, - (1ull << 32) - 1, 1ull << 32, (1ull << 32) + 1 - }; - for (int k = 0; k < sizeof(keys) / sizeof(keys[0]); k++) { - for (int s = 0; s < sizeof(seq) / sizeof(seq[0]); s++) { - TestKey(keys[k], seq[s], kTypeValue); - TestKey("hello", 1, kTypeDeletion); - } - } -} - -TEST(FormatTest, InternalKeyShortSeparator) { - // When user keys are same - ASSERT_EQ(IKey("foo", 100, kTypeValue), - Shorten(IKey("foo", 100, kTypeValue), - IKey("foo", 99, kTypeValue))); - ASSERT_EQ(IKey("foo", 100, kTypeValue), - Shorten(IKey("foo", 100, kTypeValue), - IKey("foo", 101, kTypeValue))); - ASSERT_EQ(IKey("foo", 100, kTypeValue), - Shorten(IKey("foo", 100, kTypeValue), - IKey("foo", 100, kTypeValue))); - ASSERT_EQ(IKey("foo", 100, kTypeValue), - Shorten(IKey("foo", 100, kTypeValue), - IKey("foo", 100, kTypeDeletion))); - - // When user keys are misordered - ASSERT_EQ(IKey("foo", 100, kTypeValue), - Shorten(IKey("foo", 100, kTypeValue), - IKey("bar", 99, kTypeValue))); - - // When user keys are different, but correctly ordered - ASSERT_EQ(IKey("g", kMaxSequenceNumber, kValueTypeForSeek), - Shorten(IKey("foo", 100, kTypeValue), - IKey("hello", 200, kTypeValue))); - - // When start user key is prefix of limit user key - ASSERT_EQ(IKey("foo", 100, kTypeValue), - Shorten(IKey("foo", 100, kTypeValue), - IKey("foobar", 200, kTypeValue))); - - // When limit user key is prefix of start user key - ASSERT_EQ(IKey("foobar", 100, kTypeValue), - Shorten(IKey("foobar", 100, kTypeValue), - IKey("foo", 200, kTypeValue))); -} - -TEST(FormatTest, InternalKeyShortestSuccessor) { - ASSERT_EQ(IKey("g", kMaxSequenceNumber, kValueTypeForSeek), - ShortSuccessor(IKey("foo", 100, kTypeValue))); - ASSERT_EQ(IKey("\xff\xff", 100, kTypeValue), - ShortSuccessor(IKey("\xff\xff", 100, kTypeValue))); -} - -} // namespace leveldb - -int main(int argc, char** argv) { - return leveldb::test::RunAllTests(); -} |