// Copyright 2018 Google Inc. Use of this source code is governed by an // MIT-style license that can be found in the LICENSE file or at // https://opensource.org/licenses/MIT. @TestOn("vm") import 'package:test/test.dart'; import 'package:sass/sass.dart'; import 'utils.dart'; void main() { group("an unquoted ASCII string", () { SassString value; setUp(() => value = parseValue("foobar") as SassString); test("has the correct text", () { expect(value.text, equals("foobar")); }); test("has no quotes", () { expect(value.hasQuotes, isFalse); }); test("equals the same string", () { expect(value, equalsWithHash(SassString("foobar", quotes: false))); expect(value, equalsWithHash(SassString("foobar", quotes: true))); }); test("is a string", () { expect(value.assertString(), equals(value)); }); test("isn't any other type", () { expect(value.assertBoolean, throwsSassScriptException); expect(value.assertColor, throwsSassScriptException); expect(value.assertFunction, throwsSassScriptException); expect(value.assertMap, throwsSassScriptException); expect(value.assertNumber, throwsSassScriptException); }); test("sassLength returns the length", () { expect(value.sassLength, equals(6)); }); group("sassIndexToStringIndex()", () { test("converts a positive index to a Dart index", () { expect(value.sassIndexToStringIndex(SassNumber(1)), equals(0)); expect(value.sassIndexToStringIndex(SassNumber(2)), equals(1)); expect(value.sassIndexToStringIndex(SassNumber(3)), equals(2)); expect(value.sassIndexToStringIndex(SassNumber(4)), equals(3)); expect(value.sassIndexToStringIndex(SassNumber(5)), equals(4)); expect(value.sassIndexToStringIndex(SassNumber(6)), equals(5)); }); test("converts a negative index to a Dart index", () { expect(value.sassIndexToStringIndex(SassNumber(-1)), equals(5)); expect(value.sassIndexToStringIndex(SassNumber(-2)), equals(4)); expect(value.sassIndexToStringIndex(SassNumber(-3)), equals(3)); expect(value.sassIndexToStringIndex(SassNumber(-4)), equals(2)); expect(value.sassIndexToStringIndex(SassNumber(-5)), equals(1)); expect(value.sassIndexToStringIndex(SassNumber(-6)), equals(0)); }); test("rejects a non-number", () { expect(() => value.sassIndexToStringIndex(SassString("foo")), throwsSassScriptException); }); test("rejects a non-integer", () { expect(() => value.sassIndexToStringIndex(SassNumber(1.1)), throwsSassScriptException); }); test("rejects invalid indices", () { expect(() => value.sassIndexToStringIndex(SassNumber(0)), throwsSassScriptException); expect(() => value.sassIndexToStringIndex(SassNumber(7)), throwsSassScriptException); expect(() => value.sassIndexToStringIndex(SassNumber(-7)), throwsSassScriptException); }); }); group("sassIndexToRuneIndex()", () { test("converts a positive index to a Dart index", () { expect(value.sassIndexToRuneIndex(SassNumber(1)), equals(0)); expect(value.sassIndexToRuneIndex(SassNumber(2)), equals(1)); expect(value.sassIndexToRuneIndex(SassNumber(3)), equals(2)); expect(value.sassIndexToRuneIndex(SassNumber(4)), equals(3)); expect(value.sassIndexToRuneIndex(SassNumber(5)), equals(4)); expect(value.sassIndexToRuneIndex(SassNumber(6)), equals(5)); }); test("converts a negative index to a Dart index", () { expect(value.sassIndexToRuneIndex(SassNumber(-1)), equals(5)); expect(value.sassIndexToRuneIndex(SassNumber(-2)), equals(4)); expect(value.sassIndexToRuneIndex(SassNumber(-3)), equals(3)); expect(value.sassIndexToRuneIndex(SassNumber(-4)), equals(2)); expect(value.sassIndexToRuneIndex(SassNumber(-5)), equals(1)); expect(value.sassIndexToRuneIndex(SassNumber(-6)), equals(0)); }); test("rejects a non-number", () { expect(() => value.sassIndexToRuneIndex(SassString("foo")), throwsSassScriptException); }); test("rejects a non-integer", () { expect(() => value.sassIndexToRuneIndex(SassNumber(1.1)), throwsSassScriptException); }); test("rejects invalid indices", () { expect(() => value.sassIndexToRuneIndex(SassNumber(0)), throwsSassScriptException); expect(() => value.sassIndexToRuneIndex(SassNumber(7)), throwsSassScriptException); expect(() => value.sassIndexToRuneIndex(SassNumber(-7)), throwsSassScriptException); }); }); }); group("a quoted ASCII string", () { SassString value; setUp(() => value = parseValue('"foobar"') as SassString); test("has the correct text", () { expect(value.text, equals("foobar")); }); test("has quotes", () { expect(value.hasQuotes, isTrue); }); test("equals the same string", () { expect(value, equalsWithHash(SassString("foobar", quotes: false))); expect(value, equalsWithHash(SassString("foobar", quotes: true))); }); }); group("an unquoted Unicde", () { SassString value; setUp(() => value = parseValue("a👭b👬c") as SassString); test("sassLength returns the length", () { expect(value.sassLength, equals(5)); }); group("sassIndexToStringIndex()", () { test("converts a positive index to a Dart index", () { expect(value.sassIndexToStringIndex(SassNumber(1)), equals(0)); expect(value.sassIndexToStringIndex(SassNumber(2)), equals(1)); expect(value.sassIndexToStringIndex(SassNumber(3)), equals(3)); expect(value.sassIndexToStringIndex(SassNumber(4)), equals(4)); expect(value.sassIndexToStringIndex(SassNumber(5)), equals(6)); }); test("converts a negative index to a Dart index", () { expect(value.sassIndexToStringIndex(SassNumber(-1)), equals(6)); expect(value.sassIndexToStringIndex(SassNumber(-2)), equals(4)); expect(value.sassIndexToStringIndex(SassNumber(-3)), equals(3)); expect(value.sassIndexToStringIndex(SassNumber(-4)), equals(1)); expect(value.sassIndexToStringIndex(SassNumber(-5)), equals(0)); }); test("rejects invalid indices", () { expect(() => value.sassIndexToStringIndex(SassNumber(0)), throwsSassScriptException); expect(() => value.sassIndexToStringIndex(SassNumber(6)), throwsSassScriptException); expect(() => value.sassIndexToStringIndex(SassNumber(-6)), throwsSassScriptException); }); }); group("sassIndexToRuneIndex()", () { test("converts a positive index to a Dart index", () { expect(value.sassIndexToRuneIndex(SassNumber(1)), equals(0)); expect(value.sassIndexToRuneIndex(SassNumber(2)), equals(1)); expect(value.sassIndexToRuneIndex(SassNumber(3)), equals(2)); expect(value.sassIndexToRuneIndex(SassNumber(4)), equals(3)); expect(value.sassIndexToRuneIndex(SassNumber(5)), equals(4)); }); test("converts a negative index to a Dart index", () { expect(value.sassIndexToRuneIndex(SassNumber(-1)), equals(4)); expect(value.sassIndexToRuneIndex(SassNumber(-2)), equals(3)); expect(value.sassIndexToRuneIndex(SassNumber(-3)), equals(2)); expect(value.sassIndexToRuneIndex(SassNumber(-4)), equals(1)); expect(value.sassIndexToRuneIndex(SassNumber(-5)), equals(0)); }); test("rejects invalid indices", () { expect(() => value.sassIndexToRuneIndex(SassNumber(0)), throwsSassScriptException); expect(() => value.sassIndexToRuneIndex(SassNumber(6)), throwsSassScriptException); expect(() => value.sassIndexToRuneIndex(SassNumber(-6)), throwsSassScriptException); }); }); }); group("new SassString.empty()", () { test("creates an empty unquoted string", () { var string = SassString.empty(quotes: false); expect(string.text, isEmpty); expect(string.hasQuotes, isFalse); }); test("creates an empty quoted string", () { var string = SassString.empty(quotes: true); expect(string.text, isEmpty); expect(string.hasQuotes, isTrue); }); }); group("new SassString()", () { test("creates an unquoted string with the given text", () { var string = SassString("a b c", quotes: false); expect(string.text, equals("a b c")); expect(string.hasQuotes, isFalse); }); test("creates a quoted string with the given text", () { var string = SassString("a b c", quotes: true); expect(string.text, equals("a b c")); expect(string.hasQuotes, isTrue); }); }); }