Ichthyostega
d0538a55ff
still missing: internal wiring from the allocation token(s) of the DSL into the ElementAccess service designed last week.
247 lines
9.2 KiB
C++
247 lines
9.2 KiB
C++
/*
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ViewSpecDSL(Test) - verify mechanics of a DSL to configure view allocation
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Copyright (C) Lumiera.org
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2017, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* *****************************************************/
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/** @file view-spec-dsl-test.cpp
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** unit test \ref ViewSpecDSL_test
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*/
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#include "lib/test/run.hpp"
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#include "lib/test/test-helper.hpp"
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#include "gui/interact/ui-coord.hpp"
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#include "gui/interact/view-locator.hpp"
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#include "gui/interact/view-spec-dsl.hpp"
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#include "gen-node-location-query.hpp"
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#include "test/test-element-access.hpp"
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#include "lib/depend-inject.hpp"
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#include "lib/format-cout.hpp" ////////////////TODO only while this test is under development
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//#include "lib/idi/entry-id.hpp"
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//#include "lib/diff/gen-node.hpp"
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//#include "lib/util.hpp"
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//#include <string>
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//#include <vector>
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using std::string;
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using lib::diff::MakeRec;
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using lib::diff::Rec;
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//using lib::idi::EntryID;
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//using lib::diff::GenNode;
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//using util::isSameObject;
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//using util::isnil;
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namespace gui {
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namespace idi { //------Mock ViewSpec definitions for component test
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struct MockView1
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: gui::test::DummyWidget
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{
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using DummyWidget::DummyWidget;
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};
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struct MockView2
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: gui::test::DummyWidget
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{
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using DummyWidget::DummyWidget;
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};
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/* ==== Dummy ViewSpec rules for those two mock view types (--> see id-scheme.hpp) ==== */
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template<>
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struct Descriptor<MockView1>
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{
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ViewSpec locate = UICoord::currentWindow().panel("parentLocation");
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Allocator alloc = limitAllocation(2);
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};
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}//----------------(End)Mock ViewSpec definitions
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namespace interact {
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namespace test {
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// using lumiera::error::LUMIERA_ERROR_WRONG_TYPE;
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using lib::test::showSizeof;
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using gui::model::ElementAccess;
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using gui::test::TestElementAccess;
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using gui::test::DummyWidget;
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using gui::test::DummyView;
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using gui::test::DummyTab;
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using MockLoationSolver = lib::DependInject<UILocationSolver>::Local<>;
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using MockElementAccess = lib::DependInject<ElementAccess>::Local<TestElementAccess>;
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namespace { //Test fixture...
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}//(End)Test fixture
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/******************************************************************************//**
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* @test verify the mechanics of a functor based internal DSL
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* to configure access and allocation patters for component views.
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*
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* @see id-scheme.hpp
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* @see ViewLocator
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* @see UICoord_test
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*/
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class ViewSpecDSL_test : public Test
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{
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virtual void
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run (Arg)
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{
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// verify_basicProperties();
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verify_standardUsage();
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// verify_alternatives();
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verify_genericInvocation();
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}
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void
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verify_basicProperties()
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{
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UNIMPLEMENTED ("basic properties of the view spec DSL");
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}
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void
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verify_standardUsage()
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{
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//-------------------------------------------------------------Test-Fixture
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// a Test dummy placeholder for the real UI structure
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Rec dummyUiStructure = MakeRec()
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.set("win-1"
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, MakeRec()
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.type("perspective")
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.set("parentLocation", MakeRec())
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);
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// answer "location queries" backed by this structure
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GenNodeLocationQuery locationQuery{dummyUiStructure};
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MockLoationSolver mock ([&]{ return new UILocationSolver{locationQuery}; });
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//--------------------------------------------------------------(End)Test-Fixture
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uint allocCounter = 0;
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// Simulation/Example for an allocator-builder
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AllocSpec<uint> limitAllocation =[&](UICoord target, uint limit)
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{
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if (allocCounter < limit)
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return target.tab(++allocCounter);
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else
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return target.tab(limit);
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};
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// the actual View Specification would then be written as...
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ViewSpec locate = UICoord::currentWindow().panel("parentLocation");
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Allocator alloc = limitAllocation(3);
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// ...and it would be evaluated as follows
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UICoord targetLocation = locate("viewID");
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UICoord realView1 = alloc(targetLocation);
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CHECK (1 == allocCounter);
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CHECK (string{realView1} == "UI:win-1[perspective]-parentLocation.viewID.#1");
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UICoord realView2 = alloc(targetLocation);
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CHECK (2 == allocCounter);
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CHECK (string{realView2} == "UI:win-1[perspective]-parentLocation.viewID.#2");
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CHECK (realView2 != realView1);
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UICoord realView3 = alloc(targetLocation);
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CHECK (3 == allocCounter);
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CHECK (string{realView3} == "UI:win-1[perspective]-parentLocation.viewID.#3");
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UICoord realView3b = alloc(targetLocation);
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CHECK (3 == allocCounter);
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CHECK (realView3b == realView3);
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}
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void
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verify_alternatives()
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{
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UNIMPLEMENTED ("querying and selection of location alternatives");
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}
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/** @test generic integrated access through ViewLocator
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* This test demonstrates and verifies the way ViewLocator combines type based
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* selection of the applicable DSL clauses, the invocation of those DSL definitions,
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* the allocation of a suitable element and finally specifically typed access to this
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* located or allocated element.
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* @remarks due to limitations of our unit test setup (GTK is prohibited), this component
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* integration test can not be performed against the actual DSL definitions of the
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* real UI, even while it uses the actual code from ViewLocator. Simply because we
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* can not instantiated UI widgets in a unit test. We have to resort to mock UI
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* elements and thus use a dummy "view type" together with faked DSL definitions
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* for this dummy. These definitions are given in the test fixture above, right
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* within this translation unit. (see `namespace idi` and the class `MockView1`).
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*/
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void
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verify_genericInvocation()
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{
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ViewLocator viewLocator;
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//-------------------------------------------------------------Test-Fixture
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// a Test dummy placeholder for the real UI structure
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Rec dummyUiStructure = MakeRec()
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.set("win-1"
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, MakeRec()
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.type("perspective")
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.set("parentLocation", MakeRec())
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);
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// answer "location queries" backed by this structure
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GenNodeLocationQuery locationQuery{dummyUiStructure};
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MockLoationSolver mock ([&]{ return new UILocationSolver{locationQuery}; });
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MockElementAccess fakeAccessor;
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fakeAccessor.triggerCreate();
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//--------------------------------------------------------------(End)Test-Fixture
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//--------------------------------------------------------------Staging: Testcase-1
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using idi::MockView1;
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fakeAccessor->existingPath = UICoord{"win-1","perspective","parentLocation"};
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CHECK (not fakeAccessor->response); // not yet created
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//--------------------------------------------------------------Staging: Testcase-1
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MockView1& view1 = viewLocator.get<MockView1>();
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cout << "created view:" << view1.getID() << endl;
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/////////////////////////////////////////////TICKET 1129 : some way to verify the last allocated path. Should be a child of "parentLocation"
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// TimelineView timeline = viewLocator.get<TimelineView>();
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/////////////////////////////////////////////////////////////////////////////////////////TICKET 1129 : use an EventLog to verify the forwarded invocations??
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}
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};
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/** Register this test class... */
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LAUNCHER (ViewSpecDSL_test, "unit gui");
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}}} // namespace gui::interact::test
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