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-rw-r--r--common/wrapper/driver.cxx74
-rw-r--r--common/wrapper/test.hxx54
2 files changed, 128 insertions, 0 deletions
diff --git a/common/wrapper/driver.cxx b/common/wrapper/driver.cxx
index 4f78a1b..d8985fa 100644
--- a/common/wrapper/driver.cxx
+++ b/common/wrapper/driver.cxx
@@ -128,6 +128,80 @@ main (int argc, char* argv[])
assert (o->c == co.c);
}
}
+
+ // Test 5: composite NULL values.
+ //
+ {
+ using namespace test5;
+
+ using test5::object; //@@ tmp
+
+ object o1, o2;
+
+ o1.v.push_back (nullable<comp> ());
+
+ o2.p.reset (new comp (1, "a"));
+ o2.n = comp (2, "b");
+ o2.v.push_back (comp (3, "c"));
+
+ // Persist.
+ //
+ {
+ transaction t (db->begin ());
+ db->persist (o1);
+ db->persist (o2);
+ t.commit ();
+ }
+
+ // Load.
+ //
+ {
+ transaction t (db->begin ());
+ auto_ptr<object> p1 (db->load<object> (o1.id));
+ auto_ptr<object> p2 (db->load<object> (o2.id));
+ t.commit ();
+
+ assert (p1->p.get () == 0);
+ assert (!p1->n);
+ assert (!p1->v[0]);
+
+ assert (p2->p.get () != 0 && *p2->p == *o2.p);
+ assert (p2->n && *p2->n == *o2.n);
+ assert (p2->v[0] && *p2->v[0] == *o2.v[0]);
+ }
+
+ // Update.
+ //
+ {
+ o1.p.reset (new comp (1, "a"));
+ o1.n = comp (2, "b");
+ o1.v[0] = comp (3, "c");
+
+ o2.p.reset ();
+ o2.n.reset ();
+ o2.v[0].reset ();
+
+ transaction t (db->begin ());
+ db->update (o1);
+ db->update (o2);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ auto_ptr<object> p1 (db->load<object> (o1.id));
+ auto_ptr<object> p2 (db->load<object> (o2.id));
+ t.commit ();
+
+ assert (p1->p.get () != 0 && *p1->p == *o1.p);
+ assert (p1->n && *p1->n == *o1.n);
+ assert (p1->v[0] && *p1->v[0] == *o1.v[0]);
+
+ assert (p2->p.get () == 0);
+ assert (!p2->n);
+ assert (!p2->v[0]);
+ }
+ }
}
catch (const odb::exception& e)
{
diff --git a/common/wrapper/test.hxx b/common/wrapper/test.hxx
index ccf32b3..399073d 100644
--- a/common/wrapper/test.hxx
+++ b/common/wrapper/test.hxx
@@ -176,4 +176,58 @@ struct cont_object
cont_comp c; // Wrapped container in comp value.
};
+// Test composite NULL values.
+//
+#pragma db namespace table("t5_")
+namespace test5
+{
+ #pragma db value
+ struct base
+ {
+ base () {}
+ base (int n): num (n) {}
+
+ int num;
+ };
+
+ inline bool
+ operator== (const base& x, const base& y)
+ {
+ return x.num == y.num;
+ }
+
+ #pragma db value
+ struct comp: base
+ {
+ comp () {}
+ comp (int n, const std::string s): base (n), str (s), extra (n + 1) {}
+
+ std::string str;
+ base extra;
+
+ odb::nullable<int> always_null;
+ };
+
+ inline bool
+ operator== (const comp& x, const comp& y)
+ {
+ return static_cast<const base&> (x) == y &&
+ x.str == y.str && x.extra == y.extra;
+ }
+
+ #pragma db object
+ struct object
+ {
+ #pragma db id auto
+ unsigned long id;
+
+ #pragma db null
+ std::auto_ptr<comp> p;
+
+ odb::nullable<comp> n;
+
+ std::vector< odb::nullable<comp> > v;
+ };
+}
+
#endif // TEST_HXX