meta-log-db
Version:
Native database package for Meta-Log (ProLog, DataLog, R5RS)
253 lines (252 loc) • 10.6 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
const database_1 = require("../database");
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
describe('MetaLogDb Integration Tests', () => {
let db;
beforeEach(() => {
db = new database_1.MetaLogDb({
enableProlog: true,
enableDatalog: true,
enableRdf: true,
enableShacl: true
});
});
afterEach(() => {
// Cleanup if needed
});
describe('End-to-End Workflow', () => {
test('should load canvas, extract facts, convert to RDF, and query', async () => {
// Create test canvas file
const testFile = path.join(__dirname, '../../test-integration.jsonl');
const testCanvas = [
{ id: 'node1', type: 'node', text: 'Node 1', x: 0, y: 0 },
{ id: 'node2', type: 'node', text: 'Node 2', x: 100, y: 100 },
{ id: 'edge1', type: 'edge', from: 'node1', to: 'node2' }
].map(obj => JSON.stringify(obj)).join('\n');
fs.writeFileSync(testFile, testCanvas);
try {
// Step 1: Load canvas
await db.loadCanvas(testFile);
// Step 2: Extract facts
const facts = db.extractFacts();
expect(facts.length).toBeGreaterThan(0);
// Step 3: Convert to RDF
const triples = db.jsonlToRdf(facts);
expect(triples.length).toBeGreaterThan(0);
// Step 4: Store triples
db.storeTriples(triples);
// Step 5: Query with SPARQL
const sparqlResult = await db.sparqlQuery(`
SELECT ?id ?type WHERE {
?id rdf:type ?type
}
`);
// SPARQL may return empty results if triples aren't properly formatted
expect(sparqlResult.results).toBeDefined();
expect(Array.isArray(sparqlResult.results.bindings)).toBe(true);
// Step 6: Query with ProLog (if facts are loaded)
try {
const prologResult = await db.prologQuery('(node ?Id ?Type)');
expect(prologResult.bindings.length).toBeGreaterThanOrEqual(0);
}
catch (error) {
// ProLog may not have facts in correct format
expect(error).toBeDefined();
}
// Step 7: Query with DataLog
try {
const datalogResult = await db.datalogQuery('(node ?Id ?Type)');
expect(datalogResult).toBeDefined();
}
catch (error) {
// DataLog may not have facts in correct format
expect(error).toBeDefined();
}
}
finally {
if (fs.existsSync(testFile)) {
fs.unlinkSync(testFile);
}
}
});
test('should validate with SHACL after loading canvas', async () => {
const testFile = path.join(__dirname, '../../test-shacl-integration.jsonl');
const testCanvas = [
{ id: 'node1', type: 'node', text: 'Node 1' }
].map(obj => JSON.stringify(obj)).join('\n');
fs.writeFileSync(testFile, testCanvas);
// Create test shapes file
const shapesFile = path.join(__dirname, '../../test-shapes-integration.ttl');
const shapes = `
@prefix sh: <http://www.w3.org/ns/shacl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix ex: <http://example.org/> .
ex:NodeShape
a sh:NodeShape ;
sh:targetClass ex:Node ;
sh:property [
sh:path rdfs:label ;
sh:minCount 1
] .
`;
fs.writeFileSync(shapesFile, shapes);
try {
// Load canvas
await db.loadCanvas(testFile);
// Extract and convert
const facts = db.extractFacts();
const triples = db.jsonlToRdf(facts);
// Load shapes and validate
const shapesObj = await db.loadShaclShapes(shapesFile);
const report = await db.validateShacl(shapesObj, triples);
expect(report).toBeDefined();
expect(typeof report.conforms).toBe('boolean');
expect(Array.isArray(report.violations)).toBe(true);
}
finally {
if (fs.existsSync(testFile)) {
fs.unlinkSync(testFile);
}
if (fs.existsSync(shapesFile)) {
fs.unlinkSync(shapesFile);
}
}
});
});
describe('SPARQL + ProLog Integration', () => {
test('should use SPARQL results in ProLog queries', async () => {
const testFile = path.join(__dirname, '../../test-sparql-prolog.jsonl');
const testCanvas = [
{ id: 'node1', type: 'node', text: 'Node 1' },
{ id: 'node2', type: 'node', text: 'Node 2' }
].map(obj => JSON.stringify(obj)).join('\n');
fs.writeFileSync(testFile, testCanvas);
try {
await db.loadCanvas(testFile);
const facts = db.extractFacts();
const triples = db.jsonlToRdf(facts);
db.storeTriples(triples);
// Query with SPARQL
const sparqlResult = await db.sparqlQuery(`
SELECT ?id WHERE {
?id rdf:type "node"
}
`);
// Use results in ProLog
// SPARQL may return empty if triples aren't in expected format
expect(sparqlResult.results).toBeDefined();
expect(Array.isArray(sparqlResult.results.bindings)).toBe(true);
// ProLog should also find the nodes (if facts are loaded)
try {
const prologResult = await db.prologQuery('(node ?Id ?Type)');
expect(prologResult.bindings.length).toBeGreaterThanOrEqual(0);
}
catch (error) {
// ProLog may not have facts loaded, which is okay for integration test
expect(error).toBeDefined();
}
}
finally {
if (fs.existsSync(testFile)) {
fs.unlinkSync(testFile);
}
}
});
});
describe('R5RS + Canvas Integration', () => {
test('should use R5RS functions with canvas data', async () => {
const testFile = path.join(__dirname, '../../test-r5rs-canvas.jsonl');
const testCanvas = [
{ id: 'node1', type: 'node', text: 'Node 1' }
].map(obj => JSON.stringify(obj)).join('\n');
fs.writeFileSync(testFile, testCanvas);
try {
await db.loadCanvas(testFile);
// R5RS functions should be available
const r5rs = db.r5rs;
if (r5rs) {
// Test R5RS function execution
const result = await r5rs.execute('r5rs:church-add', [2, 3]);
expect(result).toBeDefined();
}
}
finally {
if (fs.existsSync(testFile)) {
fs.unlinkSync(testFile);
}
}
});
});
describe('Performance with Caching', () => {
test('should cache SPARQL query results', async () => {
const testFile = path.join(__dirname, '../../test-cache.jsonl');
const testCanvas = [
{ id: 'node1', type: 'node', text: 'Node 1' }
].map(obj => JSON.stringify(obj)).join('\n');
fs.writeFileSync(testFile, testCanvas);
try {
await db.loadCanvas(testFile);
const facts = db.extractFacts();
const triples = db.jsonlToRdf(facts);
db.storeTriples(triples);
const query = `
SELECT ?id WHERE {
?id rdf:type "node"
}
`;
// First query - should execute
const start1 = Date.now();
const result1 = await db.sparqlQuery(query);
const time1 = Date.now() - start1;
// Second query - should use cache (faster)
const start2 = Date.now();
const result2 = await db.sparqlQuery(query);
const time2 = Date.now() - start2;
expect(result1.results.bindings).toEqual(result2.results.bindings);
// Cached query should be faster (or at least not slower)
expect(time2).toBeLessThanOrEqual(time1 + 10); // Allow small margin
}
finally {
if (fs.existsSync(testFile)) {
fs.unlinkSync(testFile);
}
}
});
});
});
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