Merge commit '79159ffd87bf86e92ab5af6fffd5cc93c205a630' as 'src/nudb'

src/nudb/test/verify.cpp

@@ -0,0 +1,94 @@
+//
+// Copyright (c) 2015-2016 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+// Test that header file is self-contained
+#include <nudb/verify.hpp>
+
+#include <nudb/test/test_store.hpp>
+#include <nudb/progress.hpp>
+#include <nudb/verify.hpp>
+#include <beast/unit_test/suite.hpp>
+
+namespace nudb {
+namespace test {
+
+class verify_test : public beast::unit_test::suite
+{
+public:
+    // File doesn't exist
+    void
+    test_missing()
+    {
+        error_code ec;
+        test_store ts{4, 4096, 0.5f};
+        verify_info info;
+        verify<xxhasher>(info,
+            ts.dp, ts.kp, 0, no_progress{}, ec);
+        BEAST_EXPECTS(ec ==
+            errc::no_such_file_or_directory, ec.message());
+    }
+
+    void
+    test_verify(
+        std::size_t N,
+        std::size_t keySize,
+        std::size_t blockSize,
+        float loadFactor)
+    {
+        testcase <<
+            "N=" << N << ", "
+            "keySize=" << keySize << ", "
+            "blockSize=" << blockSize;
+        error_code ec;
+        test_store ts{keySize, blockSize, loadFactor};
+        ts.create(ec);
+        if(! BEAST_EXPECTS(! ec, ec.message()))
+            return;
+        ts.open(ec);
+        if(! BEAST_EXPECTS(! ec, ec.message()))
+            return;
+        // Insert
+        for(std::size_t n = 0; n < N; ++n)
+        {
+            auto const item = ts[n];
+            ts.db.insert(item.key, item.data, item.size, ec);
+            if(! BEAST_EXPECTS(! ec, ec.message()))
+                return;
+        }
+        ts.close(ec);
+        if(! BEAST_EXPECTS(! ec, ec.message()))
+            return;
+
+        // Verify
+        verify_info info;
+        verify<xxhasher>(info, ts.dp, ts.kp,
+            0, no_progress{}, ec);
+        if(! BEAST_EXPECTS(! ec, ec.message()))
+            return;
+        BEAST_EXPECT(info.hist[1] > 0);
+
+        // Verify fast
+        verify<xxhasher>(info, ts.dp, ts.kp,
+            10 * 1024 * 1024, no_progress{}, ec);
+        if(! BEAST_EXPECTS(! ec, ec.message()))
+            return;
+        BEAST_EXPECT(info.hist[1] > 0);
+    }
+
+    void
+    run() override
+    {
+        float const loadFactor = 0.95f;
+        test_missing();
+        test_verify(5000, 4, 256, loadFactor);
+    }
+};
+
+BEAST_DEFINE_TESTSUITE(verify, test, nudb);
+
+} // test
+} // nudb