namespace chaos\spec\suite;
use InvalidArgumentException;
use chaos\Cursor;
use kahlan\plugin\Stub;
describe("Cursor", function () {
describe("->__construct()", function () {
it("loads the data", function () {
$cursor = new Cursor(['data' => ['foo']]);
expect($cursor->current())->toBe('foo');
});
});
describe("->key()", function () {
it("returns current key", function () {
$cursor = new Cursor(['data' => [1, 2, 3, 4, 5]]);
expect($cursor->key())->toBe(0);
$cursor->next();
expect($cursor->key())->toBe(1);
$cursor->next();
expect($cursor->key())->toBe(2);
$cursor->next();
expect($cursor->key())->toBe(3);
$cursor->next();
expect($cursor->key())->toBe(4);
$cursor->next();
expect($cursor->key())->toBe(null);
});
});
describe("->current()", function () {
it("returns the current value", function () {
$cursor = new Cursor(['data' => [1, 2, 3, 4, 5]]);
