Sparql Typescript DSL Example

example.ts

it('should perform multi-path traversal query with criteria at multiple levels', async () => {
    const actual = await query.executeQuery({
      select: ['id', 'name'],
      where: {
        match: { and: { type: createIriValue('abound', 'Customer'), id: 'bb27d6a5-091b-4763-9246-0d9e963fd7f8' } },
      },
      relation: 'owns',
      buildings: {
        select: ['id', 'name'],
        floors: [
          'hasPart',
          {
            select: ['id', 'name'],
            rooms: [
              'hasPart',
              {
                select: ['id', 'name'],
                relation: 'isLocationOf',
                assets: {
                  select: ['id', 'name'],
                },
              },
            ],
            assets: [
              'isLocationOf',
              {
                select: ['id', 'name'],
              },
            ],
          },
        ],
        assets: [
          'isLocationOf',
          {
            select: ['id', 'name'],
            relation: 'hasLocation',
            where: { match: { and: { type: createIriValue('abound', 'Test') } } },
            spaces: {
              select: ['id', 'name'],
            },
          },
        ],
      },
    });

    const expected = [
      {
        id: 'bb27d6a5-091b-4763-9246-0d9e963fd7f8',
        name: 'Customer Alpha',
        buildings: [
          {
            id: '9aadd180-d9b9-4199-a215-d3ad2908ce96',
            name: 'Building One',
            floors: [
              {
                id: '75c20343-e5f6-4317-a347-341801f15ddb',
                name: 'Floor 1',
                rooms: [
                  {
                    id: '6730d748-69a3-4c6e-b23f-d821537d89aa',
                    name: 'Room A',
                    assets: [
                      {
                        id: 'a496a6e6-ffde-47d7-9e53-cf8e7c689c1b',
                        name: 'Asset A',
                      },
                      {
                        id: 'c4304c10-c291-4471-bbd8-e682a51b020a',
                        name: 'Asset F for Room A',
                      },
                      {
                        id: '8fdb7cce-8b9b-44e9-9c2a-5fcabfc73470',
                        name: 'Asset E for Room A',
                      },
                    ],
                  },
                ],
                assets: [
                  {
                    id: '70524113-0647-4ffd-af42-ef10d7e325dfb',
                    name: 'Asset D for Building and Floor',
                  },
                ],
              },
            ],
            assets: [
              {
                id: 'f3ff067e-2594-4b71-9475-b50caa0c73a5',
                name: 'Asset B for Building',
                spaces: [
                  {
                    id: '9aadd180-d9b9-4199-a215-d3ad2908ce96',
                    name: 'Building One',
                  },
                ],
              },
              {
                id: '3e0ed69d-49aa-431b-b9de-7cccde9a69bd',
                name: 'Asset C for Building',
                spaces: [
                  {
                    id: '9aadd180-d9b9-4199-a215-d3ad2908ce96',
                    name: 'Building One',
                  },
                ],
              },
              {
                id: '70524113-0647-4ffd-af42-ef10d7e325dfb',
                name: 'Asset D for Building and Floor',
                spaces: [
                  {
                    id: '9aadd180-d9b9-4199-a215-d3ad2908ce96',
                    name: 'Building One',
                  },
                  {
                    id: '75c20343-e5f6-4317-a347-341801f15ddb',
                    name: 'Floor 1',
                  },
                ],
              },
            ],
          },
        ],
      },
    ];
    expect(actual).toEqualInAnyOrder(expected);
  });