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diff --git a/odb-tests/sqlite/types/test.hxx b/odb-tests/sqlite/types/test.hxx
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+// file : sqlite/types/test.hxx
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST_HXX
+#define TEST_HXX
+
+#include <set>
+#include <string>
+#include <vector>
+#include <memory> // std::unique_ptr
+#include <cstring> // std::memcpy, std::str[n]cmp, std::strlen
+
+#ifdef _WIN32
+# include <cwchar> // std::wcslen, std::wcs[n]cmp
+#endif
+
+#include <odb/core.hxx>
+
+typedef std::unique_ptr<std::string> string_ptr;
+
+#pragma db object
+struct object
+{
+ object () {}
+ object (unsigned long id): id_ (id) {}
+
+ #pragma db id
+ unsigned long id_;
+
+ #pragma db type("BOOL")
+ bool bool_;
+
+ #pragma db type("INTEGER")
+ int integer_;
+
+ #pragma db type("REAL")
+ double real_;
+
+ double nan_; // Represented in SQLite as NULL.
+
+ #pragma db type("TEXT")
+ std::string text_;
+
+#ifdef _WIN32
+ std::wstring wtext_;
+#endif
+
+ #pragma db type("BLOB")
+ std::vector<char> blob_;
+
+ // Test NULL value.
+ //
+ #pragma db type("TEXT") null
+ string_ptr null_;
+
+ bool
+ operator== (const object& y) const
+ {
+ return id_ == y.id_
+ && bool_ == y.bool_
+ && integer_ == y.integer_
+ && real_ == y.real_
+ && nan_ != nan_
+ && text_ == y.text_
+#ifdef _WIN32
+ && wtext_ == y.wtext_
+#endif
+ && blob_ == y.blob_
+ && ((null_.get () == 0 && y.null_.get () == 0) || *null_ == *y.null_);
+ }
+};
+
+// Test char/wchar_t arrays.
+//
+#pragma db object
+struct char_array
+{
+ char_array () {}
+ char_array (unsigned long id
+ , const char* s
+#ifdef _WIN32
+ , const wchar_t* ws
+#endif
+ )
+ : id_ (id)
+ {
+ std::memcpy (s1, s, std::strlen (s) + 1); // VC++ strncpy deprecation.
+ s2[0] = c1 = *s;
+
+#ifdef _WIN32
+ std::memcpy (ws1, ws, (std::wcslen (ws) + 1) * sizeof (wchar_t));
+ ws2[0] = wc1 = *ws;
+#endif
+ }
+
+ #pragma db id
+ unsigned long id_;
+
+ char s1[17];
+ char s2[1];
+ char c1;
+
+#ifdef _WIN32
+ wchar_t ws1[17];
+ wchar_t ws2[1];
+ wchar_t wc1;
+#endif
+
+ bool
+ operator== (const char_array& y) const
+ {
+ return id_ == y.id_
+ && std::strncmp (s1, y.s1, sizeof (s1)) == 0
+ && s2[0] == y.s2[0]
+ && c1 == y.c1
+#ifdef _WIN32
+ && std::wcsncmp (ws1, y.ws1, sizeof (ws1) / 2) == 0
+ && ws2[0] == y.ws2[0]
+ && wc1 == y.wc1
+#endif
+ ;
+ }
+};
+
+#endif // TEST_HXX