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Diffstat (limited to 'common/polymorphism/test.hxx')
| -rw-r--r-- | common/polymorphism/test.hxx | 987 |
1 files changed, 987 insertions, 0 deletions
diff --git a/common/polymorphism/test.hxx b/common/polymorphism/test.hxx new file mode 100644 index 0000000..5e72b77 --- /dev/null +++ b/common/polymorphism/test.hxx @@ -0,0 +1,987 @@ +// file : common/polymorphism/test.hxx +// copyright : Copyright (c) 2009-2012 Code Synthesis Tools CC +// license : GNU GPL v2; see accompanying LICENSE file + +#ifndef TEST_HXX +#define TEST_HXX + +#include <common/config.hxx> // HAVE_CXX11, HAVE_TR1_MEMORY + +#include <string> +#include <vector> +#include <memory> + +#if !defined(HAVE_CXX11) && defined(HAVE_TR1_MEMORY) +# include <odb/tr1/memory.hxx> +#endif + +#include <odb/core.hxx> +#include <odb/callback.hxx> +#include <odb/lazy-ptr.hxx> + +// Test basic polymorphism functionality. +// +#pragma db namespace table("t1_") +namespace test1 +{ + #pragma db object polymorphic + struct root + { + virtual ~root () {} + root () {} + root (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + unsigned long num; + std::vector<std::string> strs; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (root)) + return false; + + return id == r.id && num == r.num && strs == r.strs; + } + }; + + inline bool + operator== (const root& x, const root& y) {return x.compare (y);} + + #pragma db object + struct base: root + { + base () {} + base (unsigned long i, unsigned long n, const std::string& s) + : root (i, n), str (s) {} + + std::string str; + std::vector<unsigned long> nums; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (base)) + return false; + + const base& b (static_cast<const base&> (r)); + return root::compare (r, false) && str == b.str && nums == b.nums; + } + }; + + #pragma db object + struct derived: base + { + derived () {} + derived (unsigned long i, unsigned long n, const std::string& s) + : base (i, n, s), dnum (n + 1), dstr (s + 'd') {} + + unsigned long dnum; + std::string dstr; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (derived)) + return false; + + const derived& d (static_cast<const derived&> (r)); + return base::compare (r, false) && dnum == d.dnum && dstr == d.dstr; + } + }; + + // Views. + // + #pragma db view object(root) + struct root_view + { + //#pragma db column(root::typeid_) + std::string typeid_; // @@ tmp + + unsigned long num; + }; + + #pragma db view object(base = b) + struct base_view + { + unsigned long id; + unsigned long num; + std::string str; + }; + + #pragma db view object(derived) + struct derived_view + { + unsigned long num; + std::string str; + unsigned long dnum; + std::string dstr; + }; +} + +// Test inverse object pointers in polymorhic bases. +// +#pragma db namespace table("t2_") +namespace test2 +{ + struct root; + + #pragma db object + struct root_pointer + { + root_pointer (root* r = 0): p (r) {} + + #pragma db id auto + unsigned long id; + + root* p; + }; + + #pragma db object polymorphic + struct root + { + virtual ~root () {} + root () {} + root (unsigned long i): id (i) {} + + #pragma db id + unsigned long id; + + #pragma db inverse(p) + odb::lazy_ptr<root_pointer> rp; + }; + + struct base; + + #pragma db object + struct base_pointer + { + base_pointer (base* b = 0) {if (b != 0) vp.push_back (b);} + + #pragma db id auto + unsigned long id; + + std::vector<base*> vp; + }; + + #pragma db object + struct base: root + { + base () {} + base (unsigned long i, const std::string& s): root (i), str (s) {} + + std::string str; + + #pragma db inverse(vp) + odb::lazy_ptr<base_pointer> bp; + }; + + #pragma db object + struct derived: base + { + derived () {} + derived (unsigned long i, const std::string& s, unsigned long n) + : base (i, s), num (n) {} + + unsigned long num; + }; + + // Views. + // + #pragma db view object(root_pointer = rp) object(root) + struct root_view + { + #pragma db column(rp::id) + unsigned long rp_id; + + #pragma db column(root::id) + unsigned long r_id; + }; + + #pragma db view object(base_pointer) object(base = b) + struct base_view + { + #pragma db column(base_pointer::id) + unsigned long bp_id; + + #pragma db column(b::id) + unsigned long b_id; + + std::string str; + }; +} + +// Test delayed loading. +// +#pragma db namespace table("t3_") +namespace test3 +{ + #pragma db object polymorphic + struct root + { + virtual ~root () {} + root () {} + root (unsigned long i): id (i) {} + + #pragma db id + unsigned long id; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (root)) + return false; + + return id == r.id; + } + }; + + inline bool + operator== (const root& x, const root& y) {return x.compare (y);} + + #pragma db object + struct base: root + { + virtual ~base () {delete rptr;} + base (): rptr (0) {} + base (unsigned long i, unsigned long n): root (i), num (n), rptr (0) {} + + unsigned long num; + root* rptr; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (base)) + return false; + + const base& b (static_cast<const base&> (r)); + return + root::compare (r, false) && + num == b.num && + ((rptr == 0 && b.rptr == 0) || rptr->compare (*b.rptr)); + } + }; + + #pragma db object + struct derived: base + { + virtual ~derived () {delete bptr;} + derived (): bptr (0) {} + derived (unsigned long i, unsigned long n, const std::string& s) + : base (i, n), str (s), bptr (0) {} + + std::string str; + base* bptr; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (derived)) + return false; + + const derived& d (static_cast<const derived&> (r)); + return + base::compare (r, false) && + str == d.str && + ((bptr == 0 && d.bptr == 0) || bptr->compare (*d.bptr)); + } + }; + + // Views. + // + #pragma db view object(base) object(root = r) + struct base_view + { + #pragma db column(base::id) + unsigned long b_id; + + #pragma db column(r::id) + unsigned long r_id; + + unsigned long num; + }; + + #pragma db view \ + object(derived = d) \ + object(base = b) \ + object(root = r: d::rptr) + struct derived_view + { + #pragma db column(d::id) + unsigned long d_id; + + #pragma db column(b::id) + unsigned long b_id; + + #pragma db column(r::id) + unsigned long r_id; + + #pragma db column(d::num) + unsigned long d_num; + + #pragma db column(b::num) + unsigned long b_num; + + std::string str; + }; + + // This is an example of a pathological case, where the right-hand-side + // of the join condition comes from one of the bases. As a result, we + // join the base table first, which means we will get both bases and + // derived objects instead of just derived. + // + //#pragma db view object(root = r) object(derived = d) + #pragma db view object(derived = d) object(root = r) + struct root_view + { + #pragma db column(r::id) + unsigned long r_id; + + #pragma db column(d::id) + unsigned long d_id; + + std::string str; + }; +} + +// Test views. +// +#pragma db namespace table("t4_") +namespace test4 +{ + #pragma db object polymorphic + struct root1 + { + virtual ~root1 () {} + root1 () {} + root1 (unsigned long i): id (i) {} + + #pragma db id + unsigned long id; + }; + + #pragma db object + struct base1: root1 + { + base1 () {} + base1 (unsigned long i, unsigned long n): root1 (i), num (n) {} + + unsigned long num; + }; + + #pragma db object polymorphic + struct root2 + { + virtual ~root2 () {} + root2 () {} + root2 (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + unsigned long num; + }; + + #pragma db object + struct base2: root2 + { + base2 () {} + base2 (unsigned long i, unsigned long n, const std::string& s) + : root2 (i, n), str (s) {} + + std::string str; + }; + + // Test custom join condition. + // + #pragma db view object(base2) object(base1: base2::num == base1::num) + struct view1 + { + std::string str; + }; + + #pragma db view object(base2) + struct view2 + { + #pragma db column("min(" + base2::num + ")") + std::size_t min_num; + }; +} + +// Test polymorphism and optimistic concurrency. +// +#pragma db namespace table("t5_") +namespace test5 +{ + #pragma db object polymorphic optimistic pointer(std::auto_ptr) + struct root + { + virtual ~root () {} + root () {} + root (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + #pragma db version + unsigned long version; + + unsigned long num; + std::vector<std::string> strs; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (root)) + return false; + + return id == r.id && version == r.version && + num == r.num && strs == r.strs; + } + }; + + inline bool + operator== (const root& x, const root& y) {return x.compare (y);} + + #pragma db object + struct base: root + { + base () {} + base (unsigned long i, unsigned long n, const std::string& s) + : root (i, n), str (s) {} + + std::string str; + std::vector<unsigned long> nums; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (base)) + return false; + + const base& b (static_cast<const base&> (r)); + return root::compare (r, false) && str == b.str && nums == b.nums; + } + }; + + #pragma db object + struct derived: base + { + derived () {} + derived (unsigned long i, unsigned long n, const std::string& s) + : base (i, n, s), dnum (n + 1), dstr (s + 'd') {} + + unsigned long dnum; + std::string dstr; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (derived)) + return false; + + const derived& d (static_cast<const derived&> (r)); + return base::compare (r, false) && dnum == d.dnum && dstr == d.dstr; + } + }; +} + +// Test polymorphism and callbacks. +// +#pragma db namespace table("t6_") +namespace test6 +{ + #pragma db object polymorphic pointer(std::auto_ptr) + struct root + { + virtual ~root () {} + root (): id (0) {} + root (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + unsigned long num; + }; + + #pragma db object callback(db_callback) + struct base: root + { + base () {} + base (unsigned long i, unsigned long n, const std::string& s) + : root (i, n), str (s) {} + + std::string str; + + void + db_callback (odb::callback_event, odb::database&); + + void + db_callback (odb::callback_event, odb::database&) const; + }; + + #pragma db object callback(db_callback) + struct derived: base + { + derived () {} + derived (unsigned long i, unsigned long n, const std::string& s) + : base (i, n, s), dnum (n + 1), dstr (s + 'd') {} + + unsigned long dnum; + std::string dstr; + + std::auto_ptr<root> ptr; + + void + db_callback (odb::callback_event, odb::database&) const; + }; +} + +// Test polymorphism and object cache (session). +// +#if defined(HAVE_CXX11) || defined(HAVE_TR1_MEMORY) +#pragma db namespace table("t7_") +namespace test7 +{ +#ifdef HAVE_CXX11 + using std::shared_ptr; +#else + using std::tr1::shared_ptr; +#endif + + #pragma db object polymorphic pointer(shared_ptr) + struct root + { + virtual ~root () {} + root (): id (0) {} + root (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + unsigned long num; + }; + + #pragma db object + struct base: root + { + base () {} + base (unsigned long i, unsigned long n, const std::string& s) + : root (i, n), str (s) {} + + std::string str; + }; + + #pragma db object + struct derived: base + { + derived () {} + derived (unsigned long i, unsigned long n, const std::string& s) + : base (i, n, s), dnum (n + 1), dstr (s + 'd') {} + + unsigned long dnum; + std::string dstr; + }; +} +#endif + +// Test polymorphism and abstract bases. +// +#pragma db namespace table("t8_") +namespace test8 +{ + #pragma db object polymorphic + struct root + { + virtual ~root () = 0; // Auto-abstract. + root () {} + root (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + unsigned long num; + std::vector<std::string> strs; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (root)) + return false; + + return id == r.id && num == r.num && strs == r.strs; + } + }; + + inline root:: + ~root () {} + + inline bool + operator== (const root& x, const root& y) {return x.compare (y);} + + #pragma db object + struct base: root + { + base () {} + base (unsigned long i, unsigned long n, const std::string& s) + : root (i, n), str (s) {} + + std::string str; + std::vector<unsigned long> nums; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (base)) + return false; + + const base& b (static_cast<const base&> (r)); + return root::compare (r, false) && str == b.str && nums == b.nums; + } + }; + + #pragma db object abstract + struct interm: base + { + interm () {} + interm (unsigned long i, unsigned long n, const std::string& s, bool b) + : base (i, n, s), bln (b) {} + + bool bln; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (interm)) + return false; + + const interm& i (static_cast<const interm&> (r)); + return base::compare (r, false) && bln == i.bln; + } + }; + + #pragma db object + struct derived1: interm + { + derived1 () {} + derived1 (unsigned long i, unsigned long n, const std::string& s, bool b) + : interm (i, n, s, b), dnum (n + 1) {} + + unsigned long dnum; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (derived1)) + return false; + + const derived1& d (static_cast<const derived1&> (r)); + return interm::compare (r, false) && dnum == d.dnum; + } + }; + + #pragma db object + struct derived2: interm + { + derived2 () {} + derived2 (unsigned long i, unsigned long n, const std::string& s, bool b) + : interm (i, n, s, b), dstr (s + 'd') {} + + std::string dstr; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (derived2)) + return false; + + const derived2& d (static_cast<const derived2&> (r)); + return interm::compare (r, false) && dstr == d.dstr; + } + }; +} + +// Test polymorphism and readonly classes. +// +#pragma db namespace table("t9_") +namespace test9 +{ + // + // ro_root, rw_base, ro_derived + // + #pragma db object polymorphic readonly + struct ro_root + { + virtual ~ro_root () {} + ro_root () {} + ro_root (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + unsigned long num; + std::vector<std::string> strs; + + virtual bool + compare (const ro_root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (ro_root)) + return false; + + return id == r.id && num == r.num && strs == r.strs; + } + }; + + inline bool + operator== (const ro_root& x, const ro_root& y) {return x.compare (y);} + + #pragma db object + struct rw_base: ro_root + { + rw_base () {} + rw_base (unsigned long i, unsigned long n, const std::string& s) + : ro_root (i, n), str (s) {} + + std::string str; + std::vector<unsigned long> nums; + + virtual bool + compare (const ro_root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (rw_base)) + return false; + + const rw_base& b (static_cast<const rw_base&> (r)); + return ro_root::compare (r, false) && str == b.str && nums == b.nums; + } + }; + + #pragma db object readonly + struct ro_derived: rw_base + { + ro_derived () {} + ro_derived (unsigned long i, unsigned long n, const std::string& s) + : rw_base (i, n, s), dnum (n + 1), dstr (s + 'd') {} + + unsigned long dnum; + std::string dstr; + + virtual bool + compare (const ro_root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (ro_derived)) + return false; + + const ro_derived& d (static_cast<const ro_derived&> (r)); + return rw_base::compare (r, false) && dnum == d.dnum && dstr == d.dstr; + } + }; + + // + // rw_root, ro_base, rw_derived + // + #pragma db object polymorphic + struct rw_root + { + virtual ~rw_root () {} + rw_root () {} + rw_root (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + unsigned long num; + std::vector<std::string> strs; + + virtual bool + compare (const rw_root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (rw_root)) + return false; + + return id == r.id && num == r.num && strs == r.strs; + } + }; + + inline bool + operator== (const rw_root& x, const rw_root& y) {return x.compare (y);} + + #pragma db object readonly + struct ro_base: rw_root + { + ro_base () {} + ro_base (unsigned long i, unsigned long n, const std::string& s) + : rw_root (i, n), str (s) {} + + std::string str; + std::vector<unsigned long> nums; + + virtual bool + compare (const rw_root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (ro_base)) + return false; + + const ro_base& b (static_cast<const ro_base&> (r)); + return rw_root::compare (r, false) && str == b.str && nums == b.nums; + } + }; + + #pragma db object + struct rw_derived: ro_base + { + rw_derived () {} + rw_derived (unsigned long i, unsigned long n, const std::string& s) + : ro_base (i, n, s), dnum (n + 1), dstr (s + 'd') {} + + unsigned long dnum; + std::string dstr; + + virtual bool + compare (const rw_root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (rw_derived)) + return false; + + const rw_derived& d (static_cast<const rw_derived&> (r)); + return ro_base::compare (r, false) && dnum == d.dnum && dstr == d.dstr; + } + }; +} + +// Test empty polymorphic classes. +// +#pragma db namespace table("t10_") +namespace test10 +{ + #pragma db object polymorphic + struct root + { + virtual ~root () = 0; // Auto-abstract. + root () {} + root (unsigned long i): id (i) {} + + #pragma db id + unsigned long id; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (root)) + return false; + + return id == r.id; + } + }; + + inline root:: + ~root () {} + + inline bool + operator== (const root& x, const root& y) {return x.compare (y);} + + #pragma db object + struct base: root + { + base () {} + base (unsigned long i, unsigned long n) : root (i), num (n) {} + + unsigned long num; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (base)) + return false; + + const base& b (static_cast<const base&> (r)); + return root::compare (r, false) && num == b.num; + } + }; + + #pragma db object + struct derived: base + { + derived () {} + derived (unsigned long i, unsigned long n): base (i, n) {} + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (derived)) + return false; + + return base::compare (r, false); + } + }; +} + +// Test mixing reuse and polymorphic inheritance. +// +#pragma db namespace table("t11_") +namespace test11 +{ + #pragma db object abstract + struct root + { + root () {} + root (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + unsigned long num; + std::vector<std::string> strs; + }; + + #pragma db object polymorphic + struct base: root + { + virtual ~base () {} + base () {} + base (unsigned long i, unsigned long n, const std::string& s) + : root (i, n), str (s) {} + + std::string str; + std::vector<unsigned long> nums; + + virtual bool + compare (const base& b, bool tc = true) const + { + if (tc && typeid (b) != typeid (base)) + return false; + + return id == b.id && num == b.num && strs == b.strs && + str == b.str && nums == b.nums; + } + }; + + inline bool + operator== (const base& x, const base& y) {return x.compare (y);} + + #pragma db object + struct derived: base + { + derived () {} + derived (unsigned long i, unsigned long n, const std::string& s) + : base (i, n, s), dnum (n + 1), dstr (s + 'd') {} + + unsigned long dnum; + std::string dstr; + + virtual bool + compare (const base& b, bool tc = true) const + { + if (tc && typeid (b) != typeid (derived)) + return false; + + const derived& d (static_cast<const derived&> (b)); + return base::compare (b, false) && dnum == d.dnum && dstr == d.dstr; + } + }; +} + +#endif // TEST_HXX |