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// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// @dart = 2.9
library json_unicode_tests;
import 'unicode_tests.dart';
const _quote = 0x22; // "
const _colon = 0x3a; // :
const _comma = 0x2c; // ,
const _braceOpen = 0x7b; // {
const _braceClose = 0x7d; // }
const _bracketOpen = 0x5b; // [
const _bracketClose = 0x5d; // ]
_expandUnicodeTests() {
return UNICODE_TESTS.expand((test) {
// The unicode test will be a string (possibly) containing unicode
// characters. It also contains the empty string.
// It must not contain a double-quote '"'.
assert(!test.contains('"'));
var bytes = test[0];
var string = test[1];
// expanded will hold all tests that are generated from the unicode test.
var expanded = [];
// Put the string into quotes.
// For example: 'abcd' -> '"abcd"'.
var inQuotesBytes = <int>[];
inQuotesBytes.add(_quote);
inQuotesBytes.addAll(bytes);
inQuotesBytes.add(_quote);
expanded.add([inQuotesBytes, string]);
// Put the quoted string into a triple nested list.
// For example: 'abcd' -> '[[["abcd"]]]'.
var listExpected = [
[
[string]
]
];
var inListBytes = <int>[];
inListBytes.addAll([_bracketOpen, _bracketOpen, _bracketOpen]);
inListBytes.addAll(inQuotesBytes);
inListBytes.addAll([_bracketClose, _bracketClose, _bracketClose]);
expanded.add([inListBytes, listExpected]);
// Put the quoted string into a triple nested list and duplicate that
// list three times.
// For example: 'abcd' -> '[[[["abcd"]]],[[["abcd"]]],[[["abcd"]]]]'.
var listLongerExpected = [listExpected, listExpected, listExpected];
var listLongerBytes = <int>[];
listLongerBytes.add(_bracketOpen);
listLongerBytes.addAll(inListBytes);
listLongerBytes.add(_comma);
listLongerBytes.addAll(inListBytes);
listLongerBytes.add(_comma);
listLongerBytes.addAll(inListBytes);
listLongerBytes.add(_bracketClose);
expanded.add([listLongerBytes, listLongerExpected]);
// Put the previous strings/lists into a map.
// For example:
// 'abcd' -> '{"abcd":[[[["abcd"]]],[[["abcd"]]],[[["abcd"]]]]}'.
var mapExpected = new Map();
mapExpected[string] = listLongerExpected;
var mapBytes = <int>[];
mapBytes.add(_braceOpen);
mapBytes.addAll(inQuotesBytes);
mapBytes.add(_colon);
mapBytes.addAll(listLongerBytes);
mapBytes.add(_braceClose);
expanded.add([mapBytes, mapExpected]);
return expanded;
}).toList();
}
final JSON_UNICODE_TESTS = _expandUnicodeTests();