mirror of
https://github.com/danog/dart-sass.git
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137 lines
4.5 KiB
Dart
137 lines
4.5 KiB
Dart
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// Copyright 2018 Google Inc. Use of this source code is governed by an
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// MIT-style license that can be found in the LICENSE file or at
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// https://opensource.org/licenses/MIT.
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@TestOn('node')
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@Tags(const ['node'])
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import 'dart:js_util';
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import 'package:js/js.dart';
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import 'package:test/test.dart';
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import '../api.dart';
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import '../utils.dart';
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import 'utils.dart';
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void main() {
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group("from a parameter", () {
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NodeSassMap map;
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setUp(() {
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map = parseValue<NodeSassMap>("(a: 2, 1: blue, red: b)");
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});
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test("is instanceof Map", () {
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expect(map, isJSInstanceOf(sass.types.Map));
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});
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test("provides access to its length", () {
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expect(map.getLength(), equals(3));
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});
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test("provides access to its keys", () {
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expect(map.getKey(0), isJSInstanceOf(sass.types.String));
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expect(map.getKey(1), isJSInstanceOf(sass.types.Number));
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expect(map.getKey(2), isJSInstanceOf(sass.types.Color));
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});
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test("provides access to its values", () {
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expect(map.getValue(0), isJSInstanceOf(sass.types.Number));
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expect(map.getValue(1), isJSInstanceOf(sass.types.Color));
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expect(map.getValue(2), isJSInstanceOf(sass.types.String));
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});
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test("throws on invalid key indices", () {
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expect(() => map.getKey(-1), throwsA(anything));
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expect(() => map.getKey(4), throwsA(anything));
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});
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test("throws on invalid value indices", () {
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expect(() => map.getValue(-1), throwsA(anything));
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expect(() => map.getValue(4), throwsA(anything));
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});
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test("values can be set without affecting the underlying map", () {
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expect(
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renderSync(new RenderOptions(
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data: r"""
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a {
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$map: (a: b, c: d, e: f);
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b: map-get(foo($map), c);
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c: map-get($map, c);
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}
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""",
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functions: jsify({
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r"foo($map)": allowInterop(expectAsync1((NodeSassMap map) {
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map.setValue(1, callConstructor(sass.types.Number, [1]));
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expect((map.getValue(1) as NodeSassNumber).getValue(),
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equals(1));
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return map;
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}))
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}))),
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equalsIgnoringWhitespace("a { b: 1; c: d; }"));
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});
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test("keys can be set without affecting the underlying map", () {
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expect(
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renderSync(new RenderOptions(
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data: r"""
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a {
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$map: (a: b, c: d, e: f);
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b: map-get(foo($map), 1);
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c: map-get($map, 1);
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}
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""",
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functions: jsify({
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r"foo($map)": allowInterop(expectAsync1((NodeSassMap map) {
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map.setKey(1, callConstructor(sass.types.Number, [1]));
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expect(
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(map.getKey(1) as NodeSassNumber).getValue(), equals(1));
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return map;
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}))
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}))),
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equalsIgnoringWhitespace("a { b: d; }"));
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});
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test("rejects a duplicate key", () {
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expect(() => map.setKey(0, callConstructor(sass.types.Number, [1])),
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throwsA(anything));
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});
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test("allows an identical key", () {
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map.setKey(0, callConstructor(sass.types.String, ["a"]));
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expect((map.getKey(0) as NodeSassString).getValue(), equals("a"));
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});
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});
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group("from a constructor", () {
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test("is a map with the given length", () {
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var map = callConstructor(sass.types.Map, [3]);
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expect(map, isJSInstanceOf(sass.types.Map));
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expect(map.getLength(), equals(3));
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});
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test("is populated with default keys and values", () {
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var map = callConstructor(sass.types.Map, [3]);
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expect(map.getValue(0), equals(sass.types.Null.NULL));
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expect((map.getKey(0) as NodeSassNumber).getValue(), equals(0));
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expect(map.getValue(1), equals(sass.types.Null.NULL));
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expect((map.getKey(1) as NodeSassNumber).getValue(), equals(1));
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expect(map.getValue(2), equals(sass.types.Null.NULL));
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expect((map.getKey(2) as NodeSassNumber).getValue(), equals(2));
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});
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test("can have its keys set", () {
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var map = callConstructor(sass.types.Map, [3]);
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map.setKey(1, sass.types.Boolean.TRUE);
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expect(map.getKey(1), equals(sass.types.Boolean.TRUE));
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});
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test("can have its values set", () {
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var map = callConstructor(sass.types.Map, [3]);
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map.setValue(1, sass.types.Boolean.TRUE);
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expect(map.getValue(1), equals(sass.types.Boolean.TRUE));
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});
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});
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}
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