mirror of
https://github.com/danog/dart-sass.git
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171 lines
6.4 KiB
Dart
171 lines
6.4 KiB
Dart
// Copyright 2017 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('vm')
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import 'package:package_resolver/package_resolver.dart';
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import 'package:path/path.dart' as p;
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import 'package:test/test.dart';
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import 'package:test_descriptor/test_descriptor.dart' as d;
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import 'package:sass/sass.dart';
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import 'package:sass/src/exception.dart';
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main() {
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group("importers", () {
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test("is used to resolve imports", () async {
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await d.dir("subdir", [d.file("subtest.scss", "a {b: c}")]).create();
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await d.file("test.scss", '@import "subtest.scss";').create();
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var css = compile(d.path("test.scss"),
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importers: [new FilesystemImporter(d.path('subdir'))]);
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expect(css, equals("a {\n b: c;\n}"));
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});
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test("are checked in order", () async {
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await d
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.dir("first", [d.file("other.scss", "a {b: from-first}")]).create();
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await d
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.dir("second", [d.file("other.scss", "a {b: from-second}")]).create();
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await d.file("test.scss", '@import "other";').create();
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var css = compile(d.path("test.scss"), importers: [
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new FilesystemImporter(d.path('first')),
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new FilesystemImporter(d.path('second'))
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]);
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expect(css, equals("a {\n b: from-first;\n}"));
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});
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});
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group("loadPaths", () {
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test("is used to import file: URLs", () async {
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await d.dir("subdir", [d.file("subtest.scss", "a {b: c}")]).create();
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await d.file("test.scss", '@import "subtest.scss";').create();
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var css = compile(d.path("test.scss"), loadPaths: [d.path('subdir')]);
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expect(css, equals("a {\n b: c;\n}"));
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});
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test("can import partials", () async {
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await d.dir("subdir", [d.file("_subtest.scss", "a {b: c}")]).create();
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await d.file("test.scss", '@import "subtest.scss";').create();
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var css = compile(d.path("test.scss"), loadPaths: [d.path('subdir')]);
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expect(css, equals("a {\n b: c;\n}"));
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});
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test("adds a .scss extension", () async {
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await d.dir("subdir", [d.file("subtest.scss", "a {b: c}")]).create();
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await d.file("test.scss", '@import "subtest";').create();
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var css = compile(d.path("test.scss"), loadPaths: [d.path('subdir')]);
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expect(css, equals("a {\n b: c;\n}"));
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});
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test("adds a .sass extension", () async {
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await d.dir("subdir", [d.file("subtest.sass", "a\n b: c")]).create();
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await d.file("test.scss", '@import "subtest";').create();
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var css = compile(d.path("test.scss"), loadPaths: [d.path('subdir')]);
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expect(css, equals("a {\n b: c;\n}"));
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});
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test("are checked in order", () async {
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await d
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.dir("first", [d.file("other.scss", "a {b: from-first}")]).create();
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await d
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.dir("second", [d.file("other.scss", "a {b: from-second}")]).create();
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await d.file("test.scss", '@import "other";').create();
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var css = compile(d.path("test.scss"),
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loadPaths: [d.path('first'), d.path('second')]);
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expect(css, equals("a {\n b: from-first;\n}"));
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});
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});
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group("packageResolver", () {
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test("is used to import package: URLs", () async {
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await d.dir("subdir", [d.file("test.scss", "a {b: 1 + 2}")]).create();
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await d
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.file("test.scss", '@import "package:fake_package/test";')
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.create();
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var resolver = new SyncPackageResolver.config(
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{"fake_package": p.toUri(d.path('subdir'))});
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var css = compile(d.path("test.scss"), packageResolver: resolver);
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expect(css, equals("a {\n b: 3;\n}"));
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});
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test("doesn't import a package URL from a missing package", () async {
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await d
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.file("test.scss", '@import "package:fake_package/test_aux";')
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.create();
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var resolver = new SyncPackageResolver.config({});
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expect(() => compile(d.path("test.scss"), packageResolver: resolver),
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throwsA(const TypeMatcher<SassRuntimeException>()));
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});
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});
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group("import precedence", () {
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test("relative imports take precedence over importers", () async {
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await d.dir(
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"subdir", [d.file("other.scss", "a {b: from-load-path}")]).create();
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await d.file("other.scss", "a {b: from-relative}").create();
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await d.file("test.scss", '@import "other";').create();
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var css = compile(d.path("test.scss"),
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importers: [new FilesystemImporter(d.path('subdir'))]);
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expect(css, equals("a {\n b: from-relative;\n}"));
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});
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test("the original importer takes precedence over other importers",
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() async {
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await d.dir(
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"original", [d.file("other.scss", "a {b: from-original}")]).create();
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await d
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.dir("other", [d.file("other.scss", "a {b: from-other}")]).create();
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var css = compileString('@import "other";',
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importer: new FilesystemImporter(d.path('original')),
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url: p.toUri(d.path('original/test.scss')),
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importers: [new FilesystemImporter(d.path('other'))]);
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expect(css, equals("a {\n b: from-original;\n}"));
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});
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test("importers take precedence over load paths", () async {
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await d.dir("load-path",
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[d.file("other.scss", "a {b: from-load-path}")]).create();
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await d.dir(
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"importer", [d.file("other.scss", "a {b: from-importer}")]).create();
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await d.file("test.scss", '@import "other";').create();
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var css = compile(d.path("test.scss"),
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importers: [new FilesystemImporter(d.path('importer'))],
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loadPaths: [d.path('load-path')]);
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expect(css, equals("a {\n b: from-importer;\n}"));
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});
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test("importers take precedence over packageResolver", () async {
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await d.dir("package",
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[d.file("other.scss", "a {b: from-package-resolver}")]).create();
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await d.dir(
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"importer", [d.file("other.scss", "a {b: from-importer}")]).create();
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await d
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.file("test.scss", '@import "package:fake_package/other";')
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.create();
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var css = compile(d.path("test.scss"),
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importers: [
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new PackageImporter(new SyncPackageResolver.config(
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{"fake_package": p.toUri(d.path('importer'))}))
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],
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packageResolver: new SyncPackageResolver.config(
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{"fake_package": p.toUri(d.path('package'))}));
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expect(css, equals("a {\n b: from-importer;\n}"));
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});
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});
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}
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