Imported WebKit commit 7e538425aa020340619e927792f3d895061fb54b (http://svn.webkit.org/repository/webkit/trunk@116286)

1 files changed, 105 insertions, 0 deletions

diff --git a/Source/WebKit/chromium/tests/LevelDBTest.cpp b/Source/WebKit/chromium/tests/LevelDBTest.cpp
new file mode 100644
index 000000000..2a00ae686
--- /dev/null
+++ b/Source/WebKit/chromium/tests/LevelDBTest.cpp
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+/*
+ * Copyright (C) 2012 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#if USE(LEVELDB)
+
+#include "FileSystem.h"
+#include "LevelDBComparator.h"
+#include "LevelDBDatabase.h"
+#include "LevelDBSlice.h"
+#include <gtest/gtest.h>
+#include <webkit/support/webkit_support.h>
+#include <wtf/Vector.h>
+
+using namespace WebCore;
+
+namespace {
+
+class SimpleComparator : public LevelDBComparator {
+public:
+    virtual int compare(const LevelDBSlice& a, const LevelDBSlice& b) const OVERRIDE
+    {
+        size_t len = std::min(a.end() - a.begin(), b.end() - b.begin());
+        return memcmp(a.begin(), b.begin(), len);
+    }
+    virtual const char* name() const OVERRIDE { return "temp_comparator"; }
+};
+
+Vector<char> encodeString(const std::string& s)
+{
+    Vector<char> ret(s.size());
+    for (size_t i = 0; i < s.size(); ++i)
+        ret.append(s[i]);
+    return ret;
+}
+
+TEST(LevelDBDatabaseTest, CorruptionTest)
+{
+    OwnPtr<webkit_support::ScopedTempDirectory> tempDirectory = adoptPtr(webkit_support::CreateScopedTempDirectory());
+    tempDirectory->CreateUniqueTempDir();
+    const String path = String::fromUTF8(tempDirectory->path().c_str());
+
+    const Vector<char> key = encodeString("key");
+    const Vector<char> putValue = encodeString("value");
+    Vector<char> gotValue;
+    SimpleComparator comparator;
+
+    OwnPtr<LevelDBDatabase> leveldb = LevelDBDatabase::open(path, &comparator);
+    EXPECT_TRUE(leveldb);
+    bool success = leveldb->put(key, putValue);
+    EXPECT_TRUE(success);
+    leveldb.release();
+    EXPECT_FALSE(leveldb);
+
+    leveldb = LevelDBDatabase::open(path, &comparator);
+    EXPECT_TRUE(leveldb);
+    success = leveldb->get(key, gotValue);
+    EXPECT_TRUE(success);
+    EXPECT_EQ(putValue, gotValue);
+    leveldb.release();
+    EXPECT_FALSE(leveldb);
+
+    const String filepath = pathByAppendingComponent(path, "CURRENT");
+    PlatformFileHandle handle = openFile(filepath, OpenForWrite);
+    truncateFile(handle, 0);
+    closeFile(handle);
+
+    leveldb = LevelDBDatabase::open(path, &comparator);
+    EXPECT_FALSE(leveldb);
+
+    bool destroyed = LevelDBDatabase::destroy(path);
+    EXPECT_TRUE(destroyed);
+
+    leveldb = LevelDBDatabase::open(path, &comparator);
+    EXPECT_TRUE(leveldb);
+    success = leveldb->get(key, gotValue);
+    EXPECT_FALSE(success);
+}
+
+} // namespace
+
+#endif // USE(LEVELDB)