query_entities_with_ld_context_test.js

const testedResource = require('../common.js').testedResource;
const http = require('../http.js');

const entitiesResource = testedResource + '/entities/';
const assertResultsQuery = require('../common.js').assertResultsQuery;
const assertNoResultsQuery = require('../common.js').assertNoResultsQuery;
const serializeParams = require('../common.js').serializeParams;
const assertRetrievedQueryAlternatives = require('../common.js').assertRetrievedQueryAlternatives;

const JSON_LD = /application\/ld\+json(;.*)?/;

const JSON_LD_HEADER_CONTEXT =
    '<https://fiware.github.io/NGSI-LD_TestSuite/ldContext/testFullContext.jsonld>; rel="http://www.w3.org/ns/json-ld#context"; type="application/ld+json"';

const ACCEPT_JSON_LD = {
    Accept: 'application/ld+json'
};

// Note - the testFullContext.json also includes the core context. This is not returned
// in the subscription since it is assumed by default.
describe('Query Entity. JSON-LD. @context', () => {
    const entity = {
        id: 'urn:ngsi-ld:T:I123k467:Context',
        type: 'T_Query',
        P100: {
            type: 'Property',
            value: 12
        },
        R100: {
            type: 'Relationship',
            object: 'urn:ngsi-ld:T2:6789'
        },
        '@context': 'https://fiware.github.io/NGSI-LD_TestSuite/ldContext/testContext.jsonld'
    };

    const contexts = [
        'https://fiware.github.io/NGSI-LD_TestSuite/ldContext/testContext.jsonld',
        ['https://fiware.github.io/NGSI-LD_TestSuite/ldContext/testFullContext.jsonld']
    ];

    const entityId = encodeURIComponent(entity.id);

    beforeAll(() => {
        const JSON_LD_HEADERS = {
            'Content-Type': 'application/ld+json'
        };
        return http.post(entitiesResource, entity, JSON_LD_HEADERS);
    });

    afterAll(() => {
        return http.delete(entitiesResource + entityId);
    });

    it('query by type name. Default @context. Not found as @context does not match. 045', async function() {
        const queryParams = {
            type: entity.type
        };

        const response = await http.get(entitiesResource + '?' + serializeParams(queryParams), ACCEPT_JSON_LD);
        assertNoResultsQuery(response, JSON_LD);
    });

    it('query by type name. Right @context 046', async function() {
        const queryParams = {
            type: entity.type
        };

        const headers = {
            Accept: 'application/ld+json',
            Link: JSON_LD_HEADER_CONTEXT
        };

        const response = await http.get(entitiesResource + '?' + serializeParams(queryParams), headers);
        assertRetrievedQueryAlternatives(response, entity, JSON_LD, contexts);
    });

    it('query by type URI 047', async function() {
        const queryParams = {
            type: 'http://example.org/T_Query'
        };

        const headers = {
            Accept: 'application/ld+json',
            Link: JSON_LD_HEADER_CONTEXT
        };

        const response = await http.get(entitiesResource + '?' + serializeParams(queryParams), headers);
        assertRetrievedQueryAlternatives(response, entity, JSON_LD, contexts);
    });

    it('query by type URI. No @context supplied but matches 048', async function() {
        const queryParams = {
            type: 'http://example.org/T_Query'
        };

        const headers = {
            Accept: 'application/ld+json'
        };

        const response = await http.get(entitiesResource + '?' + serializeParams(queryParams), headers);
        assertResultsQuery(response, 1);
    });

    it('query by type URI. No matching 049', async function() {
        const queryParams = {
            type: 'http://example.com/T_Query'
        };

        const headers = {
            Accept: 'application/ld+json',
            Link: JSON_LD_HEADER_CONTEXT
        };

        const response = await http.get(entitiesResource + '?' + serializeParams(queryParams), headers);
        assertNoResultsQuery(response, JSON_LD);
    });

    it('query by condition over value. Default @context. Not found as @context does not match for the attribute. 050', async function() {
        const queryParams = {
            type: entity.type,
            q: 'P100>5'
        };

        const response = await http.get(entitiesResource + '?' + serializeParams(queryParams), ACCEPT_JSON_LD);
        // Response here shall be JSON
        assertNoResultsQuery(response, JSON_LD);
    });

    it('query by condition over value. Right @context. 051', async function() {
        const queryParams = {
            type: entity.type,
            q: 'P100>5'
        };

        const headers = {
            Accept: 'application/ld+json',
            Link: JSON_LD_HEADER_CONTEXT
        };

        const response = await http.get(entitiesResource + '?' + serializeParams(queryParams), headers);
        assertRetrievedQueryAlternatives(response, entity, JSON_LD, contexts);
    });
});