pooyash1998_chartspark/tests/templates/chartTemplates.test.ts

import { CHART_TEMPLATES, getTemplate } from '../../src/templates/chartTemplates';

describe('CHART_TEMPLATES', () => {
	it('contains at least 4 templates', () => {
		expect(CHART_TEMPLATES.length).toBeGreaterThanOrEqual(4);
	});

	it('every template has required fields', () => {
		for (const t of CHART_TEMPLATES) {
			expect(t.id).toBeTruthy();
			expect(t.name).toBeTruthy();
			expect(t.description).toBeTruthy();
			expect(t.config.type).toMatch(/^(pie|bar|line|doughnut)$/);
			expect(t.config.data.labels.length).toBeGreaterThan(0);
			expect(t.config.data.datasets.length).toBeGreaterThan(0);
		}
	});

	it('all template ids are unique', () => {
		const ids = CHART_TEMPLATES.map(t => t.id);
		expect(new Set(ids).size).toBe(ids.length);
	});
});

describe('getTemplate', () => {
	it('finds template by id', () => {
		const t = getTemplate('task-completion');
		expect(t?.name).toBe('Task completion');
	});

	it('returns undefined for unknown id', () => {
		expect(getTemplate('nonexistent')).toBeUndefined();
	});
});