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openstapps/test/type.spec.ts
2021-08-12 12:41:03 +00:00

398 lines
17 KiB
TypeScript

/*
* Copyright (C) 2019 StApps
* 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, version 3.
*
* 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, see <https://www.gnu.org/licenses/>.
*/
import {assert, Has, IsAny, IsNever, NotHas} from 'conditional-type-checks';
import {SCThing, SCThingWithoutReferences} from '../src/things/abstract/thing';
import {SCAcademicEvent, SCAcademicEventWithoutReferences} from '../src/things/academic-event';
import {SCArticle, SCArticleWithoutReferences} from '../src/things/article';
import {SCBook, SCBookWithoutReferences} from '../src/things/book';
import {SCBuilding, SCBuildingWithoutReferences} from '../src/things/building';
import {SCCatalog, SCCatalogWithoutReferences} from '../src/things/catalog';
import {SCContactPoint, SCContactPointWithoutReferences} from '../src/things/contact-point';
import {SCCourseOfStudies, SCCourseOfStudiesWithoutReferences} from '../src/things/course-of-studies';
import {SCDateSeries, SCDateSeriesWithoutReferences} from '../src/things/date-series';
import {SCDiff, SCDiffWithoutReferences} from '../src/things/diff';
import {SCDish, SCDishWithoutReferences} from '../src/things/dish';
import {SCFavorite, SCFavoriteWithoutReferences} from '../src/things/favorite';
import {SCFloor, SCFloorWithoutReferences} from '../src/things/floor';
import {SCMessage, SCMessageWithoutReferences} from '../src/things/message';
import {SCOrganization, SCOrganizationWithoutReferences} from '../src/things/organization';
import {SCPerson, SCPersonWithoutReferences} from '../src/things/person';
import {SCPointOfInterest, SCPointOfInterestWithoutReferences} from '../src/things/point-of-interest';
import {SCRoom, SCRoomWithoutReferences} from '../src/things/room';
import {SCSemester, SCSemesterWithoutReferences} from '../src/things/semester';
import {SCSetting, SCSettingWithoutReferences} from '../src/things/setting';
import {SCSportCourse, SCSportCourseWithoutReferences} from '../src/things/sport-course';
import {SCStudyModule, SCStudyModuleWithoutReferences} from '../src/things/study-module';
import {SCTicket, SCTicketWithoutReferences} from '../src/things/ticket';
import {SCToDo, SCToDoWithoutReferences} from '../src/things/todo';
import {SCTour, SCTourWithoutReferences} from '../src/things/tour';
import {SCVideo, SCVideoWithoutReferences} from '../src/things/video';
import {SCPeriodical, SCPeriodicalWithoutReferences} from '../src/things/periodical';
import {SCPublicationEvent, SCPublicationEventWithoutReferences} from '../src/things/publication-event';
// tslint:disable:no-any
// tslint:disable:completed-docs
/**
* Check if E extends T
*/
type Extends<E, T> = E extends T ? true : false;
/**
* Get type of array elements up to nesting level 3
*/
type ElementType<T> = T extends any[] ?
(T[0] extends any[] ?
(T[0][0] extends any[] ?
T[0][0][0] : T[0][0]) : T[0]) : T;
/**
* Get types of properties
*
* - Extracts only the properties which extend object and are not any.
* - If type is an array it returns the type of the elements.
*/
type PropertyTypes<T> = Extract<ElementType<T extends object ?
(IsAny<T[keyof T]> extends true ?
never : T[keyof T]) : never>
, object>;
/**
* Get nested property types
*/
type PropertyTypesNested<T> = PropertyTypes<T> extends object ? PropertyTypes<PropertyTypes<T>> : PropertyTypes<T>;
/**
* Types of properties of SCDiff
*/
type SCDiffPropertyTypes = PropertyTypesNested<SCDiff>;
assert<NotHas<SCDiffPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCDiffPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCDiffPropertyTypes, SCThing>>(true);
assert<Has<SCDiffPropertyTypes, SCThing>>(false);
assert<Extends<SCDiffWithoutReferences, SCThing>>(false);
assert<Extends<SCDiff, SCThing>>(true);
/**
* Types of properties of SCAcademicEvent
*/
type SCAcademicEventPropertyTypes = PropertyTypesNested<SCAcademicEvent>;
assert<NotHas<SCAcademicEventPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCAcademicEventPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCAcademicEventPropertyTypes, SCThing>>(true);
assert<Has<SCAcademicEventPropertyTypes, SCThing>>(false);
assert<Extends<SCAcademicEventWithoutReferences, SCThing>>(false);
assert<Extends<SCAcademicEvent, SCThing>>(true);
/**
* Types of properties of SCArticle
*/
type SCArticlePropertyTypes = PropertyTypesNested<SCArticle>;
assert<NotHas<SCArticlePropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCArticlePropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCArticlePropertyTypes, SCThing>>(true);
assert<Has<SCArticlePropertyTypes, SCThing>>(false);
assert<Extends<SCArticleWithoutReferences, SCThing>>(false);
assert<Extends<SCArticle, SCThing>>(true);
/**
* Types of properties of SCBook
*/
type SCBookPropertyTypes = PropertyTypesNested<SCBook>;
assert<NotHas<SCBookPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCBookPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCBookPropertyTypes, SCThing>>(true);
assert<Has<SCBookPropertyTypes, SCThing>>(false);
assert<Extends<SCBookWithoutReferences, SCThing>>(false);
assert<Extends<SCBook, SCThing>>(true);
/**
* Types of properties of SCBuilding
*/
type SCBuildingPropertyTypes = PropertyTypesNested<SCBuilding>;
assert<NotHas<SCBuildingPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCBuildingPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCBuildingPropertyTypes, SCThing>>(true);
assert<Has<SCBuildingPropertyTypes, SCThing>>(false);
assert<Extends<SCBuildingWithoutReferences, SCThing>>(false);
assert<Extends<SCBuilding, SCThing>>(true);
/**
* Types of properties of SCContactPoint
*/
type SCContactPointPropertyTypes = PropertyTypesNested<SCContactPoint>;
assert<NotHas<SCContactPointPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCContactPointPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCContactPointPropertyTypes, SCThing>>(true);
assert<Has<SCContactPointPropertyTypes, SCThing>>(false);
assert<Extends<SCContactPointWithoutReferences, SCThing>>(false);
assert<Extends<SCContactPoint, SCThing>>(true);
/**
* Types of properties of SCCatalog
*/
type SCCatalogPropertyTypes = PropertyTypesNested<SCCatalog>;
assert<NotHas<SCCatalogPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCCatalogPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCCatalogPropertyTypes, SCThing>>(true);
assert<Has<SCCatalogPropertyTypes, SCThing>>(false);
assert<Extends<SCCatalogWithoutReferences, SCThing>>(false);
assert<Extends<SCCatalog, SCThing>>(true);
/**
* Types of properties of SCCourseOfStudies
*/
type SCCourseOfStudiesPropertyTypes = PropertyTypesNested<SCCourseOfStudies>;
assert<NotHas<SCCourseOfStudiesPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCCourseOfStudiesPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCCourseOfStudiesPropertyTypes, SCThing>>(true);
assert<Has<SCCourseOfStudiesPropertyTypes, SCThing>>(false);
assert<Extends<SCCourseOfStudiesWithoutReferences, SCThing>>(false);
assert<Extends<SCCourseOfStudies, SCThing>>(true);
/**
* Types of properties of SCDateSeries
*/
type SCDateSeriesPropertyTypes = PropertyTypesNested<SCDateSeries>;
assert<NotHas<SCDateSeriesPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCDateSeriesPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCDateSeriesPropertyTypes, SCThing>>(true);
assert<Has<SCDateSeriesPropertyTypes, SCThing>>(false);
assert<Extends<SCDateSeriesWithoutReferences, SCThing>>(false);
assert<Extends<SCDateSeries, SCThing>>(true);
/**
* Types of properties of SCDish
*/
type SCDishPropertyTypes = PropertyTypesNested<SCDish>;
assert<NotHas<SCDishPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCDishPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCDishPropertyTypes, SCThing>>(true);
assert<Has<SCDishPropertyTypes, SCThing>>(false);
assert<Extends<SCDishWithoutReferences, SCThing>>(false);
assert<Extends<SCDish, SCThing>>(true);
/**
* Types of properties of SCFavorite
*/
type SCFavoritePropertyTypes = PropertyTypesNested<SCFavorite>;
assert<NotHas<SCFavoritePropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCFavoritePropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCFavoritePropertyTypes, SCThing>>(true);
assert<Has<SCFavoritePropertyTypes, SCThing>>(false);
assert<Extends<SCFavoriteWithoutReferences, SCThing>>(false);
assert<Extends<SCFavorite, SCThing>>(true);
/**
* Types of properties of SCFloor
*/
type SCFloorPropertyTypes = PropertyTypesNested<SCFloor>;
assert<NotHas<SCFloorPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCFloorPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCFloorPropertyTypes, SCThing>>(true);
assert<Has<SCFloorPropertyTypes, SCThing>>(false);
assert<Extends<SCFloorWithoutReferences, SCThing>>(false);
assert<Extends<SCFloor, SCThing>>(true);
/**
* Types of properties of SCMessage
*/
type SCMessagePropertyTypes = PropertyTypesNested<SCMessage>;
assert<NotHas<SCMessagePropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCMessagePropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCMessagePropertyTypes, SCThing>>(true);
assert<Has<SCMessagePropertyTypes, SCThing>>(false);
assert<Extends<SCMessageWithoutReferences, SCThing>>(false);
assert<Extends<SCMessage, SCThing>>(true);
/**
* Types of properties of SCOrganization
*/
type SCOrganizationPropertyTypes = PropertyTypesNested<SCOrganization>;
assert<NotHas<SCOrganizationPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCOrganizationPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCOrganizationPropertyTypes, SCThing>>(true);
assert<Has<SCOrganizationPropertyTypes, SCThing>>(false);
assert<Extends<SCOrganizationWithoutReferences, SCThing>>(false);
assert<Extends<SCOrganization, SCThing>>(true);
/**
* Types of properties of SCPeriodical
*/
type SCPeriodicalPropertyTypes = PropertyTypesNested<SCPeriodical>;
assert<NotHas<SCPeriodicalPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCPeriodicalPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCPeriodicalPropertyTypes, SCThing>>(true);
assert<Has<SCPeriodicalPropertyTypes, SCThing>>(false);
assert<Extends<SCPeriodicalWithoutReferences, SCThing>>(false);
assert<Extends<SCPeriodical, SCThing>>(true);
/**
* Types of properties of SCPerson
*/
type SCPersonPropertyTypes = PropertyTypesNested<SCPerson>;
assert<NotHas<SCPersonPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCPersonPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCPersonPropertyTypes, SCThing>>(true);
assert<Has<SCPersonPropertyTypes, SCThing>>(false);
assert<Extends<SCPersonWithoutReferences, SCThing>>(false);
assert<Extends<SCPerson, SCThing>>(true);
/**
* Types of properties of SCPointOfInterest
*/
type SCPointOfInterestPropertyTypes = PropertyTypesNested<SCPointOfInterest>;
assert<NotHas<SCPointOfInterestPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCPointOfInterestPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCPointOfInterestPropertyTypes, SCThing>>(true);
assert<Has<SCPointOfInterestPropertyTypes, SCThing>>(false);
assert<Extends<SCPointOfInterestWithoutReferences, SCThing>>(false);
assert<Extends<SCPointOfInterest, SCThing>>(true);
/**
* Types of properties of SCPublicationEvent
*/
type SCPublicationEventPropertyTypes = PropertyTypesNested<SCPublicationEvent>;
assert<NotHas<SCPublicationEventPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCPublicationEventPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCPublicationEventPropertyTypes, SCThing>>(true);
assert<Has<SCPublicationEventPropertyTypes, SCThing>>(false);
assert<Extends<SCPublicationEventWithoutReferences, SCThing>>(false);
assert<Extends<SCPublicationEvent, SCThing>>(true);
/**
* Types of properties of SCRoom
*/
type SCRoomPropertyTypes = PropertyTypesNested<SCRoom>;
assert<NotHas<SCRoomPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCRoomPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCRoomPropertyTypes, SCThing>>(true);
assert<Has<SCRoomPropertyTypes, SCThing>>(false);
assert<Extends<SCRoomWithoutReferences, SCThing>>(false);
assert<Extends<SCRoom, SCThing>>(true);
/**
* Types of properties of SCSemester
*/
type SCSemesterPropertyTypes = PropertyTypesNested<SCSemester>;
assert<NotHas<SCSemesterPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCSemesterPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCSemesterPropertyTypes, SCThing>>(true);
assert<Has<SCSemesterPropertyTypes, SCThing>>(false);
assert<Extends<SCSemesterWithoutReferences, SCThing>>(false);
assert<Extends<SCSemester, SCThing>>(true);
/**
* Types of properties of SCSetting
*/
type SCSettingPropertyTypes = PropertyTypesNested<SCSetting>;
assert<NotHas<SCSettingPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCSettingPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCSettingPropertyTypes, SCThing>>(true);
assert<Has<SCSettingPropertyTypes, SCThing>>(false);
assert<Extends<SCSettingWithoutReferences, SCThing>>(false);
assert<Extends<SCSetting, SCThing>>(true);
/**
* Types of properties of SCSportCourse
*/
type SCSportCoursePropertyTypes = PropertyTypesNested<SCSportCourse>;
assert<NotHas<SCSportCoursePropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCSportCoursePropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCSportCoursePropertyTypes, SCThing>>(true);
assert<Has<SCSportCoursePropertyTypes, SCThing>>(false);
assert<Extends<SCSportCourseWithoutReferences, SCThing>>(false);
assert<Extends<SCSportCourse, SCThing>>(true);
/**
* Types of properties of SCStudyModule
*/
type SCStudyModulePropertyTypes = PropertyTypesNested<SCStudyModule>;
assert<NotHas<SCStudyModulePropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCStudyModulePropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCStudyModulePropertyTypes, SCThing>>(true);
assert<Has<SCStudyModulePropertyTypes, SCThing>>(false);
assert<Extends<SCStudyModuleWithoutReferences, SCThing>>(false);
assert<Extends<SCStudyModule, SCThing>>(true);
/**
* Types of properties of SCTicket
*/
type SCTicketPropertyTypes = PropertyTypesNested<SCTicket>;
assert<NotHas<SCTicketPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCTicketPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCTicketPropertyTypes, SCThing>>(true);
assert<Has<SCTicketPropertyTypes, SCThing>>(false);
assert<Extends<SCTicketWithoutReferences, SCThing>>(false);
assert<Extends<SCTicket, SCThing>>(true);
/**
* Types of properties of SCToDo
*/
type SCToDoPropertyTypes = PropertyTypesNested<SCToDo>;
assert<NotHas<SCToDoPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCToDoPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCToDoPropertyTypes, SCThing>>(true);
assert<Has<SCToDoPropertyTypes, SCThing>>(false);
assert<Extends<SCToDoWithoutReferences, SCThing>>(false);
assert<Extends<SCToDo, SCThing>>(true);
/**
* Types of properties of SCToDo
*/
type SCTourPropertyTypes = PropertyTypesNested<SCTour>;
assert<NotHas<SCTourPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCTourPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCTourPropertyTypes, SCThing>>(true);
assert<Has<SCTourPropertyTypes, SCThing>>(false);
assert<Extends<SCTourWithoutReferences, SCThing>>(false);
assert<Extends<SCTour, SCThing>>(true);
/**
* Types of properties of SCVideo
*/
type SCVideoPropertyTypes = PropertyTypesNested<SCVideo>;
assert<NotHas<SCVideoPropertyTypes, SCThingWithoutReferences>>(false);
assert<Has<SCVideoPropertyTypes, SCThingWithoutReferences>>(true);
assert<NotHas<SCVideoPropertyTypes, SCThing>>(true);
assert<Has<SCVideoPropertyTypes, SCThing>>(false);
assert<Extends<SCVideoWithoutReferences, SCThing>>(false);
assert<Extends<SCVideo, SCThing>>(true);
/**
* Dummy interface, to check if union types still resolve to any if one of the members is any
*/
interface Foo {
bar: SCPerson;
foo: any;
}
/**
* Type that is unfortunately never - blame TypeScript
*/
type UnfortunatelyNever = PropertyTypesNested<Foo>;
assert<IsNever<UnfortunatelyNever>>(true);
/**
* Flat property types
*/
type FlatPropertyTypes<T> = T[keyof T];
/**
* Type that is unfortunately any - blame TypeScript
*/
type UnfortunatelyAny = FlatPropertyTypes<Foo>;
assert<IsAny<UnfortunatelyAny>>(true);