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git-svn-id: https://leveldb.googlecode.com/svn/trunk@22 62dab493-f737-651d-591e-8d6aee1b9529
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dgrogan@chromium.org
2011-04-19 23:01:25 +00:00
parent b409afe968
commit b743906eea
118 changed files with 253 additions and 1628 deletions
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110
db/write_batch_test.cc
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@@ -1,110 +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 "leveldb/db.h"
#include "db/memtable.h"
#include "db/write_batch_internal.h"
#include "leveldb/env.h"
#include "util/logging.h"
#include "util/testharness.h"
namespace leveldb {
static std::string PrintContents(WriteBatch* b) {
InternalKeyComparator cmp(BytewiseComparator());
MemTable mem(cmp);
std::string state;
Status s = WriteBatchInternal::InsertInto(b, &mem);
Iterator* iter = mem.NewIterator();
for (iter->SeekToFirst(); iter->Valid(); iter->Next()) {
ParsedInternalKey ikey;
ASSERT_TRUE(ParseInternalKey(iter->key(), &ikey));
switch (ikey.type) {
case kTypeValue:
state.append("Put(");
state.append(ikey.user_key.ToString());
state.append(", ");
state.append(iter->value().ToString());
state.append(")");
break;
case kTypeLargeValueRef:
state.append("PutRef(");
state.append(ikey.user_key.ToString());
state.append(", ");
state.append(iter->value().ToString());
state.append(")");
break;
case kTypeDeletion:
state.append("Delete(");
state.append(ikey.user_key.ToString());
state.append(")");
break;
}
state.append("@");
state.append(NumberToString(ikey.sequence));
}
delete iter;
if (!s.ok()) {
state.append("ParseError()");
}
return state;
}
class WriteBatchTest { };
TEST(WriteBatchTest, Empty) {
WriteBatch batch;
ASSERT_EQ("", PrintContents(&batch));
ASSERT_EQ(0, WriteBatchInternal::Count(&batch));
}
TEST(WriteBatchTest, Multiple) {
WriteBatch batch;
batch.Put(Slice("foo"), Slice("bar"));
batch.Delete(Slice("box"));
batch.Put(Slice("baz"), Slice("boo"));
WriteBatchInternal::SetSequence(&batch, 100);
ASSERT_EQ(100, WriteBatchInternal::Sequence(&batch));
ASSERT_EQ(3, WriteBatchInternal::Count(&batch));
ASSERT_EQ("Put(baz, boo)@102"
"Delete(box)@101"
"Put(foo, bar)@100",
PrintContents(&batch));
}
TEST(WriteBatchTest, PutIndirect) {
WriteBatch batch;
batch.Put(Slice("baz"), Slice("boo"));
LargeValueRef h;
for (int i = 0; i < LargeValueRef::ByteSize(); i++) {
h.data[i] = (i < 20) ? 'a' : 'b';
}
WriteBatchInternal::PutLargeValueRef(&batch, Slice("foo"), h);
WriteBatchInternal::SetSequence(&batch, 100);
ASSERT_EQ(100, WriteBatchInternal::Sequence(&batch));
ASSERT_EQ(2, WriteBatchInternal::Count(&batch));
ASSERT_EQ("Put(baz, boo)@100"
"PutRef(foo, aaaaaaaaaaaaaaaaaaaabbbbbbbbb)@101",
PrintContents(&batch));
}
TEST(WriteBatchTest, Corruption) {
WriteBatch batch;
batch.Put(Slice("foo"), Slice("bar"));
batch.Delete(Slice("box"));
WriteBatchInternal::SetSequence(&batch, 200);
Slice contents = WriteBatchInternal::Contents(&batch);
WriteBatchInternal::SetContents(&batch,
Slice(contents.data(),contents.size()-1));
ASSERT_EQ("Put(foo, bar)@200"
"ParseError()",
PrintContents(&batch));
}
}
int main(int argc, char** argv) {
return leveldb::test::RunAllTests();
}