Fork of https://github.com/oxigraph/oxigraph.git for the purpose of NextGraph project
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oxigraph/js/test/store.mjs

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7.3 KiB

/* global describe, it */
import assert from "assert";
import dataModel from "@rdfjs/data-model";
import { Store } from "../pkg/oxigraph.js";
const ex = dataModel.namedNode("http://example.com");
const triple = dataModel.quad(
dataModel.blankNode("s"),
dataModel.namedNode("http://example.com/p"),
dataModel.literal("o"),
);
describe("Store", () => {
describe("#add()", () => {
it("an added quad should be in the store", () => {
const store = new Store();
store.add(dataModel.quad(ex, ex, triple));
assert(store.has(dataModel.quad(ex, ex, triple)));
});
});
describe("#delete()", () => {
it("an removed quad should not be in the store anymore", () => {
const store = new Store([dataModel.quad(triple, ex, ex)]);
assert(store.has(dataModel.quad(triple, ex, ex)));
store.delete(dataModel.quad(triple, ex, ex));
assert(!store.has(dataModel.quad(triple, ex, ex)));
});
});
describe("#has()", () => {
it("an added quad should be in the store", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
assert(store.has(dataModel.quad(ex, ex, ex)));
});
});
describe("#size()", () => {
it("A store with one quad should have 1 for size", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
assert.strictEqual(1, store.size);
});
});
describe("#match_quads()", () => {
it("blank pattern should return all quads", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
const results = store.match();
assert.strictEqual(1, results.length);
assert(dataModel.quad(ex, ex, ex).equals(results[0]));
});
});
describe("#query()", () => {
it("ASK true", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
assert.strictEqual(true, store.query("ASK { ?s ?s ?s }"));
});
it("ASK false", () => {
const store = new Store();
assert.strictEqual(false, store.query("ASK { FILTER(false)}"));
});
it("CONSTRUCT", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
const results = store.query("CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o }");
assert.strictEqual(1, results.length);
assert(dataModel.quad(ex, ex, ex).equals(results[0]));
});
it("SELECT", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
const results = store.query("SELECT ?s WHERE { ?s ?p ?o }");
assert.strictEqual(1, results.length);
assert(ex.equals(results[0].get("s")));
});
it("SELECT with NOW()", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
const results = store.query(
"SELECT * WHERE { FILTER(2022 <= YEAR(NOW()) && YEAR(NOW()) <= 2100) }",
);
assert.strictEqual(1, results.length);
});
it("SELECT with RAND()", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
const results = store.query("SELECT (RAND() AS ?y) WHERE {}");
assert.strictEqual(1, results.length);
});
it("SELECT with base IRI", () => {
const store = new Store();
const results = store.query("SELECT * WHERE { BIND(<t> AS ?t) }", {
base_iri: "http://example.com/",
});
assert.strictEqual(1, results.length);
});
it("SELECT with union graph", () => {
const store = new Store([dataModel.quad(ex, ex, ex, ex)]);
const results = store.query("SELECT * WHERE { ?s ?p ?o }", {
use_default_graph_as_union: true,
});
assert.strictEqual(1, results.length);
});
});
describe("#update()", () => {
it("INSERT DATA", () => {
const store = new Store();
store.update(
"INSERT DATA { <http://example.com> <http://example.com> <http://example.com> }",
);
assert.strictEqual(1, store.size);
});
it("DELETE DATA", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
store.update(
"DELETE DATA { <http://example.com> <http://example.com> <http://example.com> }",
);
assert.strictEqual(0, store.size);
});
it("DELETE WHERE", () => {
const store = new Store([dataModel.quad(ex, ex, ex)]);
store.update("DELETE WHERE { ?v ?v ?v }");
assert.strictEqual(0, store.size);
});
});
describe("#load()", () => {
it("load NTriples in the default graph", () => {
const store = new Store();
store.load(
"<http://example.com> <http://example.com> <http://example.com> .",
"application/n-triples",
);
assert(store.has(dataModel.quad(ex, ex, ex)));
});
it("load NTriples in an other graph", () => {
const store = new Store();
store.load(
"<http://example.com> <http://example.com> <http://example.com> .",
"application/n-triples",
null,
ex,
);
assert(store.has(dataModel.quad(ex, ex, ex, ex)));
});
it("load Turtle with a base IRI", () => {
const store = new Store();
store.load(
"<http://example.com> <http://example.com> <> .",
"text/turtle",
"http://example.com",
);
assert(store.has(dataModel.quad(ex, ex, ex)));
});
it("load NQuads", () => {
const store = new Store();
store.load(
"<http://example.com> <http://example.com> <http://example.com> <http://example.com> .",
"application/n-quads",
);
assert(store.has(dataModel.quad(ex, ex, ex, ex)));
});
it("load TriG with a base IRI", () => {
const store = new Store();
store.load(
"GRAPH <> { <http://example.com> <http://example.com> <> }",
"application/trig",
"http://example.com",
);
assert(store.has(dataModel.quad(ex, ex, ex, ex)));
});
});
describe("#dump()", () => {
it("dump dataset content", () => {
const store = new Store([dataModel.quad(ex, ex, ex, ex)]);
assert.strictEqual(
"<http://example.com> <http://example.com> <http://example.com> <http://example.com> .\n",
store.dump("application/n-quads"),
);
});
it("dump named graph content", () => {
const store = new Store([dataModel.quad(ex, ex, ex, ex)]);
assert.strictEqual(
"<http://example.com> <http://example.com> <http://example.com> .\n",
store.dump("application/n-triples", ex),
);
});
it("dump default graph content", () => {
const store = new Store([dataModel.quad(ex, ex, ex, ex)]);
assert.strictEqual("", store.dump("application/n-triples", dataModel.defaultGraph()));
});
});
});