blob: d3afdf8be822999746a285f82d56e606a396466c [file] [log] [blame]
 // Copyright (c) 2011, 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 test program for testing arrays. import "package:expect/expect.dart"; class ListTest { static void TestIterator() { List a = new List(10); int count = 0; // Basic iteration over ObjectList. for (int elem in a) { Expect.equals(null, elem); count++; } Expect.equals(10, count); // List length is 0. List fa = new List(); count = 0; for (int elem in fa) { count++; } Expect.equals(0, count); // Iterate over ImmutableList. List ca = const [0, 1, 2, 3, 4, 5]; int sum = 0; for (int elem in ca) { sum += elem; fa.add(elem); } Expect.equals(15, sum); // Iterate over List. int sum2 = 0; for (int elem in fa) { sum2 += elem; } Expect.equals(sum, sum2); } static void testMain() { int len = 10; List a = new List(len); Expect.equals(true, a is List); Expect.equals(len, a.length); a.forEach((element) { Expect.equals(null, element); }); a[1] = 1; Expect.equals(1, a[1]); Expect.throws(() => a[len], (e) => e is RangeError); Expect.throws(() { List a = new List(4); a.setRange(1, 2, a, null); }); Expect.throws(() { List a = new List(4); a.setRange(1, 2, const [1, 2, 3, 4], null); }); Expect.throws(() { List a = new List(4); a.setRange(10, 11, a, 1); }, (e) => e is RangeError); a = new List(4); List b = new List(4); b.setRange(0, 4, a, 0); List unsorted = [4, 3, 9, 12, -4, 9]; int compare(a, b) { if (a < b) return -1; if (a > b) return 1; return 0; } unsorted.sort(compare); Expect.equals(6, unsorted.length); Expect.equals(-4, unsorted[0]); Expect.equals(12, unsorted[unsorted.length - 1]); int compare2(a, b) { if (a < b) return 1; if (a > b) return -1; return 0; } unsorted.sort(compare2); Expect.equals(12, unsorted[0]); Expect.equals(-4, unsorted[unsorted.length - 1]); Set t = new Set.from(unsorted); Expect.equals(true, t.contains(9)); Expect.equals(true, t.contains(-4)); Expect.equals(false, t.contains(-3)); Expect.equals(6, unsorted.length); Expect.equals(5, t.length); TestIterator(); int element = unsorted[2]; Expect.equals(9, element); Expect.throws(() => unsorted[2.1], (e) => e is ArgumentError || e is TypeError); Expect.throws(() => new List(-1)); Expect.throws(() => new List(99999999999999999999999)); List list = new List(); // We cannot write just 'list.removeLast' due to issue 3769. Expect.throws(() => list.removeLast(), (e) => e is RangeError); Expect.equals(0, list.length); } } main() { ListTest.testMain(); }