@use 'true' as *;
@use './map-get' as *;
@use '../../error/error-to-string';

@include describe('map-get') {
	$nested-map: (
		'string': '3',
		'number': 4,
	);

	$map: (
		'nested': (
			'string': '1',
			'number': 2,
			'map': $nested-map,
		),
	);

	$deep-map: (
		'level1': (
			'level2': (
				'level3': (
					'level': 4,
				),
			),
		),
	);

	$empty-map: ();

	@include error-to-string.set-use-string(true);

	@include it('returns the value of the nested key if it exists in the map') {
		@include assert-equal(daff-map-get($map, 'nested', 'string'), '1');
		@include assert-equal(daff-map-get($map, 'nested', 'number'), 2);
		@include assert-equal(daff-map-get($map, 'nested', 'map'), $nested-map);
		@include assert-equal(daff-map-get($map, 'nested', 'map', 'string'), '3');
		@include assert-equal(daff-map-get($map, 'nested', 'map', 'number'), 4);
	}

	@include it('returns the correct value for deeply nested maps') {
		@include assert-equal(
			daff-map-get($deep-map, 'level1', 'level2', 'level3', 'level'),
			4
		);
	}

	@include it(
		'errors if the value of the nested key does not exist in the map'
	) {
		@include assert-equal(
			daff-map-get($map, 'missing'),
			"The map doesn't contain the $key: `missing`'"
		);
	}

	@include it('errors if the map is empty') {
		@include assert-equal(
			daff-map-get($empty-map, 'nested'),
			"The map doesn't contain the $key: `nested`'"
		);
	}

	@include error-to-string.set-use-string(false);
}