LUMIERA.clone/tests/library/diff/generic-record-representation-test.cpp

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/*
GenericRecordRepresentation(Test) - introspective representation of object-like data
Copyright (C) Lumiera.org
2015, Hermann Vosseler <Ichthyostega@web.de>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
* *****************************************************/
#include "lib/test/run.hpp"
#include "lib/test/test-helper.hpp"
#include "lib/format-util.hpp"
#include "lib/diff/record.hpp"
#include "lib/itertools.hpp"
#include "lib/util.hpp" //////TODO necessary?
#include <iostream>
//#include <utility>
#include <string>
#include <vector>
using std::string;
using util::isSameObject;
using util::isnil;
using std::vector;
//using std::swap;
using std::cout;
using std::endl;
namespace lib {
namespace diff{
namespace test{
// using lumiera::error::LUMIERA_ERROR_LOGIC;
using lumiera::error::LUMIERA_ERROR_INVALID;
using lumiera::error::LUMIERA_ERROR_BOTTOM_VALUE;
namespace {//Test fixture....
using Seq = vector<string>;
using RecS = Record<string>;
template<class IT>
inline Seq
contents (IT const& it)
{
Seq collected;
append_all (it, collected);
return collected;
}
inline Seq
contents (RecS const& rec_of_strings)
{
return contents (rec_of_strings.begin());
}
template<class X>
inline Seq
strings (std::initializer_list<X> const& con)
{
Seq collected;
for (auto elm : con)
collected.push_back(elm);
return collected;
}
}//(End)Test fixture
/*************************************************************************************//**
* @test Verify properties of a special collection type meant for external representation
* of object-like data.
*
* @see IndexTable
* @see DiffListApplication_test
*/
class GenericRecordRepresentation_test : public Test
{
virtual void
run (Arg)
{
simpleUsage();
verifyCreation();
verifyMutations();
copy_and_move();
equality();
wrapRef();
}
void
simpleUsage()
{
RecS enterprise("starship"
, strings ({"Name = USS Enterprise"
,"Registry = NCC-1701-D"
,"Class = Galaxy"
,"Owner = United Federation of Planets"
,"built=2363"
})
, strings ({"Picard", "Riker", "Data", "Troi", "Worf", "Crusher", "La Forge"})
);
CHECK (enterprise.getType() == "starship");
CHECK (enterprise.get("Registry") == "NCC-1701-D");
CHECK (enterprise.hasAttribute("Owner"));
CHECK (!enterprise.hasAttribute("owner"));
CHECK (!enterprise.hasAttribute("Owner "));
CHECK (enterprise.contains("Data"));
CHECK (!enterprise.contains("Woof"));
CHECK (util::contains (enterprise, "Worf"));
VERIFY_ERROR (INVALID, enterprise.get("warp10"));
cout << "enterprise = " << string(enterprise)<<endl;
for (string elm : enterprise) cout << elm<<endl;
for (string mbr : enterprise.scope()) cout << mbr<<endl;
for (string att : enterprise.attribs()) cout << att<<endl;
}
void
verifyCreation()
{
RecS nil;
CHECK (isnil(nil));
CHECK ("NIL" == nil.getType());
CHECK (!nil.begin());
CHECK (nil.begin() == nil.end());
RecS untyped({"x"});
CHECK (!isnil(untyped));
CHECK ("NIL" == untyped.getType());
CHECK (Seq{"x"} == contents(untyped));
CHECK (Seq{"x"} == contents(untyped.scope()));
CHECK (isnil (untyped.attribs()));
RecS untyped2({"x=y", "z"});
CHECK (!isnil(untyped2));
CHECK ("NIL" == untyped2.getType());
CHECK (Seq({"x=y", "z"}) == contents(untyped2));
CHECK (Seq{"x"} == contents (untyped2.keys()));
CHECK (Seq{"y"} == contents (untyped2.vals()));
CHECK (Seq{"z"} == contents (untyped2.scope()));
RecS something({"type=thing", "a=1", "b=2", "c", "d"});
CHECK (!isnil(something));
CHECK ("thing" == something.getType());
CHECK (Seq({"type=thing", "a=1", "b=2", "c", "d"}) == contents(something));
CHECK (Seq({"a", "b"}) == contents (something.keys()));
CHECK (Seq({"1", "2"}) == contents (something.vals()));
CHECK (Seq({"c", "d"}) == contents (something.scope()));
}
void
copy_and_move()
{
RecS a({"type=thing", "a=1", "b=2", "c", "d"});
RecS b(a);
CHECK (a.getType() == b.getType());
CHECK (contents(a) == contents(b));
CHECK (contents(a.attribs()) == contents(b.attribs()));
CHECK (!isSameObject (a.get("a"), b.get("a")));
CHECK (!isSameObject (*a.scope(), *b.scope()));
string const& c = *b.scope();
CHECK ("c" == c);
RecS bb;
CHECK (isnil(bb));
bb = move(b);
CHECK ("b" == bb.get("b"));
CHECK (isSameObject(c, *bb.scope()));
swap (a, bb);
CHECK (!isSameObject(c, *bb.scope()));
CHECK ( isSameObject(c, *a.scope()));
CHECK (isnil (b));
b = bb;
CHECK (!isnil (b));
CHECK (!isSameObject(b.get("a"), bb.get("a")));
CHECK (!isSameObject(*b.scope(), *bb.scope()));
}
void
equality()
{
RecS a({"a"});
RecS aa({"a","aa"});
RecS aaa({"a","a"});
RecS ax({"type=a","a"});
RecS ay({"a=a","a"});
CHECK (a != aa); CHECK (aa != a);
CHECK (aa != aaa); CHECK (aaa != aa);
CHECK (a != aaa); CHECK (aaa != a);
CHECK (a != ax); CHECK (ax != a);
CHECK (a != ay); CHECK (ay != a);
CHECK (ax != ay); CHECK (ay != ax);
CHECK (aaa != ay); CHECK (ay != aaa);
RecS a2({"a","aa"});
CHECK (aa == a2); CHECK (a2 == aa);
RecS o1("oo", strings({"a=α", "b=β"}), strings({"γ", "δ", "ε"}));
RecS o2({"type=oo", "a = α", "b = β", "γ", "δ", "ε"});
RecS o3({"type=oO", "a = α", "b = β", "γ", "δ", "ε"});
RecS o4({"type=oo", "a = α", "b = β", "c=γ", "δ", "ε"});
RecS o5({"type=oo", "a = α", "b = β", "γ", "ε", "δ"});
RecS o6({"type=oo", "a = α", "b = β", "γ", "δ"});
CHECK (o1 == o2); CHECK (o2 == o1);
CHECK (o2 != o3); CHECK (o3 != o2);
CHECK (o3 != o4); CHECK (o4 != o3);
CHECK (o4 != o5); CHECK (o5 != o4);
CHECK (o5 != o6); CHECK (o6 != o5);
CHECK (o1 != o3); CHECK (o3 != o1);
CHECK (o1 != o4); CHECK (o4 != o1);
CHECK (o1 != o5); CHECK (o5 != o1);
CHECK (o1 != o6); CHECK (o6 != o1);
CHECK (o2 != o4); CHECK (o4 != o2);
CHECK (o2 != o5); CHECK (o5 != o2);
CHECK (o2 != o6); CHECK (o6 != o2);
CHECK (o3 != o5); CHECK (o5 != o3);
CHECK (o3 != o6); CHECK (o6 != o3);
CHECK (o4 != o6); CHECK (o6 != o4);
RecS o7({"type=oo", "b = β", "a = α", "γ", "δ", "ε"});
CHECK (o2 != o7); CHECK (o7 != o2);
// ideally, they would be equal, but this would require
// a way more expensive implementation
}
void
verifyMutations()
{
RecS a;
CHECK (isnil (a));
CHECK ("NIL" == a.getType());
RecS::Mutator mut(a);
mut.setType("u");
mut.appendChild("a");
mut.set("a", "1");
RecS aa(mut);
CHECK (a != aa);
CHECK ("u" == aa.getType());
CHECK (Seq({"type=u", "a=1", "a"}) == contents(aa));
CHECK (Seq({"a"}) == contents (aa.keys()));
CHECK (Seq({"1"}) == contents (aa.vals()));
CHECK (Seq({"a"}) == contents (aa.scope()));
CHECK (mut == aa);
mut.prependChild("");
mut.set("b", "β");
mut.set("a", "α");
CHECK (mut != aa);
mut.replace(a);
CHECK (isnil (mut));
CHECK (Seq({"type=u", "a=α", "a=β", "", "a"}) == contents(a));
CHECK (Seq({"type=u", "a=1", "a"}) == contents(aa));
}
void
wrapRef()
{
RecS oo({"type = 🌰", "☿ = mercury", "♀ = venus", "♁ = earth", "♂ = mars", "♃ = jupiter", "♄ = saturn"});
RecordRef<string> empty;
CHECK (bool(empty) == false);
CHECK (nullptr == empty.get());
VERIFY_ERROR (BOTTOM_VALUE, empty.operator RecS&() );
RecordRef<string> ref(oo);
CHECK (ref);
CHECK (ref.get() == &oo);
RecS& oor = ref;
CHECK ("🌰" == oor.getType());
CHECK (oor.get("") == "saturn");
// are copyable and assignable
RecordRef<string> r2 = ref;
CHECK (r2);
CHECK (r2.get() == ref.get());
CHECK (!isSameObject (r2, ref));
empty = std::move(r2);
CHECK (empty);
CHECK (!r2);
CHECK (nullptr == r2.get());
}
};
/** Register this test class... */
LAUNCHER (GenericRecordRepresentation_test, "unit common");
}}} // namespace lib::diff::test