tape/test/array.js

tap-producing test harness for node and browsers

'use strict';

var falafel = require('falafel');
var tape = require('../');
var tap = require('tap');
var concat = require('concat-stream');

tap.test('array test', function (tt) {
	tt.plan(1);

	var test = tape.createHarness();

	test.createStream().pipe(concat({ encoding: 'string' }, function (rows) {
		tt.same(rows, [
			'TAP version 13',
			'# array',
			'ok 1 should be deeply equivalent',
			'ok 2 should be deeply equivalent',
			'ok 3 should be deeply equivalent',
			'ok 4 should be deeply equivalent',
			'ok 5 should be deeply equivalent',
			'',
			'1..5',
			'# tests 5',
			'# pass  5',
			'',
			'# ok'
		].join('\n') + '\n');
	}));

	test('array', function (t) {
		t.plan(5);

		var src = '(' + function () {
			var xs = [1, 2, [3, 4]];
			var ys = [5, 6];
			// @ts-expect-error
			g([xs, ys]);
		} + ')()';

		var output = falafel(src, function (node) {
			if (node.type === 'ArrayExpression') {
				node.update('fn(' + node.source() + ')');
			}
		});

		var arrays = [
			[3, 4],
			[1, 2, [3, 4]],
			[5, 6],
			[[1, 2, [3, 4]], [5, 6]]
		];

		Function('fn', 'g', String(output))(
			/** @param {(number | number[])[]} xs */ function (xs) {
				t.same(arrays.shift(), xs);
				return xs;
			},
			/** @param {(number | number[])[]} xs */ function (xs) {
				t.same(xs, [[1, 2, [3, 4]], [5, 6]]);
			}
		);
	});
});