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author | Boris Kolpackov <boris@codesynthesis.com> | 2015-06-15 13:22:36 +0200 |
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committer | Boris Kolpackov <boris@codesynthesis.com> | 2015-06-15 13:22:36 +0200 |
commit | ae6efed243e2ba2a611014707368de6a86d74940 (patch) | |
tree | ecca1ff08a83c0c00c8c6b9e0ad73c35fad8df4b /common/inverse/test.hxx | |
parent | 647b604fb0d68d9921e1457ebaaf70a244e22d81 (diff) |
Support for inverse on points_to
Diffstat (limited to 'common/inverse/test.hxx')
-rw-r--r-- | common/inverse/test.hxx | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/common/inverse/test.hxx b/common/inverse/test.hxx index a245084..52a525d 100644 --- a/common/inverse/test.hxx +++ b/common/inverse/test.hxx @@ -232,4 +232,83 @@ namespace test2 } #endif +// Test inverse based on points_to. +// +#pragma db namespace table("t3_") +namespace test3 +{ + // Inverse pointer. + // + #pragma db value + struct comp + { + int i; + int j; + }; + + inline bool + operator< (comp x, comp y) {return x.i < y.i || (x.i == y.i && x.j < y.j);} + + struct obj2; + + #pragma db object + struct obj1 + { + #pragma db id + comp id; + + #pragma db inverse(o1) + obj2* o2; + + obj1 (int i = 0, int j = 0): o2 (0) {id.i = i; id.j = j;} + ~obj1 (); + }; + + #pragma db object + struct obj2 + { + #pragma db id auto + int id; + + #pragma db points_to(obj1) on_delete(cascade) + comp o1; + }; + + inline obj1:: + ~obj1 () {delete o2;} + + // Inverse container of pointers. + // + struct obj4; + + #pragma db object + struct obj3 + { + #pragma db id auto + int id; + + #pragma db inverse(o3) + std::vector<obj4*> o4; + + ~obj3 (); + }; + + #pragma db object + struct obj4 + { + #pragma db id auto + int id; + + #pragma db points_to(obj3) + int o3; + }; + + inline obj3:: + ~obj3 () + { + for (std::vector<obj4*>::iterator i (o4.begin ()); i != o4.end (); ++i) + delete *i; + } +}; + #endif // TEST_HXX |