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Unified Diff: tests/corelib_strong/string_fromcharcodes_test.dart

Issue 2983273002: Migrated test block 28 to Dart 2.0. (Closed)
Patch Set: Updated status file to fix failing test Created 3 years, 5 months ago
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Index: tests/corelib_strong/string_fromcharcodes_test.dart
diff --git a/tests/corelib_strong/string_fromcharcodes_test.dart b/tests/corelib_strong/string_fromcharcodes_test.dart
deleted file mode 100644
index c5b90a7951644a0ea66dccc0ab76f33ff7d51675..0000000000000000000000000000000000000000
--- a/tests/corelib_strong/string_fromcharcodes_test.dart
+++ /dev/null
@@ -1,292 +0,0 @@
-// Copyright (c) 2012, 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.
-
-import "package:expect/expect.dart";
-import "dart:typed_data";
-
-main() {
- iter(count, [values]) => values is List
- ? new Iterable.generate(count, (x) => values[x])
- : new Iterable.generate(count, (x) => values);
- test(expect, iter, [start = 0, end]) {
- var actual = new String.fromCharCodes(iter, start, end);
- Expect.equals(expect, actual);
- }
-
- testThrows(iterable, [start = 0, end]) {
- Expect.throws(() {
- new String.fromCharCodes(iterable, start, end);
- });
- }
-
- test("", iter(0));
- test("", []);
- test("", const []);
- test("", new List(0));
- test("", new Uint8List(0));
- test("", new Uint16List(0));
- test("", new Uint32List(0));
- test("", "".codeUnits);
-
- test("\x00", iter(1, 0));
- test("\x00", [0]);
- test("\x00", const [0]);
- test("\x00", new List(1)..[0] = 0);
- test("\x00", new Uint8List(1));
- test("\x00", new Uint16List(1));
- test("\x00", new Uint32List(1));
- test("\x00", "\x00".codeUnits);
-
- test("\xff", iter(1, 255));
- test("\xFF", [255]);
- test("\xFF", const [255]);
- test("\xFF", new List(1)..[0] = 255);
- test("\xFF", new Uint8List(1)..[0] = 255);
- test("\xFF", new Uint16List(1)..[0] = 255);
- test("\xFF", new Uint32List(1)..[0] = 255);
- test("\xFF", "\xFF".codeUnits);
-
- test("\u0100", iter(1, 256));
- test("\u0100", [256]);
- test("\u0100", const [256]);
- test("\u0100", new List(1)..[0] = 256);
- test("\u0100", new Uint16List(1)..[0] = 256);
- test("\u0100", new Uint32List(1)..[0] = 256);
- test("\u0100", "\u0100".codeUnits);
-
- test("\uffff", iter(1, 65535));
- test("\uffff", [65535]);
- test("\uffff", const [65535]);
- test("\uffff", new List(1)..[0] = 65535);
- test("\uffff", new Uint16List(1)..[0] = 65535);
- test("\uffff", new Uint32List(1)..[0] = 65535);
- test("\uffff", "\uffff".codeUnits);
-
- test("\u{10000}", iter(1, 65536));
- test("\u{10000}", [65536]);
- test("\u{10000}", const [65536]);
- test("\u{10000}", new List(1)..[0] = 65536);
- test("\u{10000}", new Uint32List(1)..[0] = 65536);
- test("\u{10000}", "\u{10000}".codeUnits);
-
- test("\u{10FFFF}", iter(1, 0x10FFFF));
- test("\u{10FFFF}", [0x10FFFF]);
- test("\u{10FFFF}", const [0x10FFFF]);
- test("\u{10FFFF}", new List(1)..[0] = 0x10FFFF);
- test("\u{10FFFF}", new Uint32List(1)..[0] = 0x10FFFF);
-
- test("\u{10ffff}", iter(2, [0xDBFF, 0xDFFF]));
- test("\u{10ffff}", [0xDBFF, 0xDFFF]);
- test("\u{10ffff}", const [0xDBFF, 0xDFFF]);
- test(
- "\u{10ffff}",
- new List(2)
- ..[0] = 0xDBFF
- ..[1] = 0xDFFF);
- test(
- "\u{10ffff}",
- new Uint16List(2)
- ..[0] = 0xDBFF
- ..[1] = 0xDFFF);
- test(
- "\u{10ffff}",
- new Uint32List(2)
- ..[0] = 0xDBFF
- ..[1] = 0xDFFF);
- test("\u{10FFFF}", "\u{10FFFF}".codeUnits);
-
- var leadSurrogate = "\u{10ffff}"[0];
- test(leadSurrogate, iter(1, 0xDBFF));
- test(leadSurrogate, [0xDBFF]);
- test(leadSurrogate, const [0xDBFF]);
- test(leadSurrogate, new List(1)..[0] = 0xDBFF);
- test(leadSurrogate, new Uint16List(1)..[0] = 0xDBFF);
- test(leadSurrogate, new Uint32List(1)..[0] = 0xDBFF);
- test(leadSurrogate, leadSurrogate.codeUnits);
-
- var tailSurrogate = "\u{10ffff}"[1];
- test(tailSurrogate, iter(1, 0xDFFF));
- test(tailSurrogate, [0xDFFF]);
- test(tailSurrogate, const [0xDFFF]);
- test(tailSurrogate, new List(1)..[0] = 0xDFFF);
- test(tailSurrogate, new Uint16List(1)..[0] = 0xDFFF);
- test(tailSurrogate, new Uint32List(1)..[0] = 0xDFFF);
- test(tailSurrogate, tailSurrogate.codeUnits);
-
- testThrows(null);
- testThrows("not an iterable");
- testThrows(42);
- testThrows([-1]);
- testThrows(new List(1)..[0] = -1);
- testThrows(const [-1]);
- testThrows(new Int8List(1)..[0] = -1);
- testThrows(new Int16List(1)..[0] = -1);
- testThrows(new Int32List(1)..[0] = -1);
- testThrows([0x110000]);
- testThrows(new List(1)..[0] = 0x110000);
- testThrows(const [0x110000]);
- testThrows(new Int32List(1)..[0] = 0x110000);
-
- // Check start/end
- var list = const [0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48];
- for (var iterable in [
- iter(list.length, list),
- list.toList(growable: true),
- list.toList(growable: false),
- list,
- new Uint8List(8)..setRange(0, 8, list),
- new Uint16List(8)..setRange(0, 8, list),
- new Uint32List(8)..setRange(0, 8, list),
- "ABCDEFGH".codeUnits,
- ]) {
- test("ABCDEFGH", iterable);
- // start varies, end is null.
- test("ABCDEFGH", iterable, 0);
- test("BCDEFGH", iterable, 1);
- test("H", iterable, 7);
- test("", iterable, 8);
- // start = 0, end varies.
- test("ABCDEFGH", iterable, 0);
- test("A", iterable, 0, 1);
- test("AB", iterable, 0, 2);
- test("ABCDEFG", iterable, 0, 7);
- test("ABCDEFGH", iterable, 0, 8);
- test("", iterable, 0, 0);
- // Both varying.
- test("ABCDEFGH", iterable, 0, 8);
- test("AB", iterable, 0, 2);
- test("GH", iterable, 6, 8);
- test("DE", iterable, 3, 5);
- test("", iterable, 3, 3);
- }
- // Can split surrogates in input, but not a single big code point.
- test(leadSurrogate, [0xDBFF, 0xDFFF], 0, 1);
- test(tailSurrogate, [0xDBFF, 0xDFFF], 1);
- test("\u{10FFFF}", [0x10FFFF], 0, 1);
-
- void testThrowsRange(iterable, [start = 0, end]) {
- Expect.throws(() => new String.fromCharCodes(iterable, start, end),
- (e) => e is RangeError);
- }
-
- // Test varying slices of the code units of a string.
- testSubstring(string) {
- var codes = string.codeUnits;
- int length = string.length;
- for (var iterable in [
- iter(length, codes),
- codes.toList(growable: true),
- codes.toList(growable: false),
- new Uint16List(length)..setRange(0, length, codes),
- new Int32List(length)..setRange(0, length, codes),
- new Uint32List(length)..setRange(0, length, codes),
- codes,
- ]) {
- var newString = new String.fromCharCodes(iterable);
- Expect.equals(string, newString);
- for (int i = 0; i < length; i = i * 2 + 1) {
- test(string.substring(i), iterable, i);
- test(string.substring(0, i), iterable, 0, i);
- for (int j = 0; i + j < length; j = j * 2 + 1) {
- test(string.substring(i, i + j), iterable, i, i + j);
- }
- }
-
- testThrowsRange(iterable, -1);
- testThrowsRange(iterable, 0, -1);
- testThrowsRange(iterable, 2, 1);
- testThrowsRange(iterable, 0, length + 1);
- testThrowsRange(iterable, length + 1);
- testThrowsRange(iterable, length + 1, length + 2);
- }
- }
-
- testSubstring("");
- testSubstring("ABCDEFGH");
- // length > 128
- testSubstring("ABCDEFGH" * 33);
- testSubstring("\x00" * 357);
- // length > 128 and non-ASCII.
- testSubstring("\uFFFD\uFFFE\u{10000}\u{10ffff}c\x00" * 37);
-
- // Large List.
- var megaList = ("abcde" * 200000).codeUnits.toList();
- test("abcde" * 199998, megaList, 5, 999995);
- // Large Uint8List.
- test("abcde" * 199998, new Uint8List.fromList(megaList), 5, 999995);
-
- const cLatin1 = const [0x00, 0xff];
- const cUtf16 = const [0x00, 0xffff, 0xdfff, 0xdbff, 0xdfff, 0xdbff];
- const cCodepoints = const [0x00, 0xffff, 0xdfff, 0x10ffff, 0xdbff];
- List gLatin1 = cLatin1.toList(growable: true);
- List gUtf16 = cUtf16.toList(growable: true);
- List gCodepoints = cCodepoints.toList(growable: true);
- List fLatin1 = cLatin1.toList(growable: false);
- List fUtf16 = cUtf16.toList(growable: false);
- List fCodepoints = cCodepoints.toList(growable: false);
- Uint8List bLatin1 = new Uint8List(2)..setRange(0, 2, cLatin1);
- Uint16List wLatin1 = new Uint16List(2)..setRange(0, 2, cLatin1);
- Uint16List wUtf16 = new Uint16List(6)..setRange(0, 6, cUtf16);
- Uint32List lLatin1 = new Uint32List(2)..setRange(0, 2, cLatin1);
- Uint32List lUtf16 = new Uint32List(6)..setRange(0, 6, cUtf16);
- Uint32List lCodepoints = new Uint32List(5)..setRange(0, 5, cCodepoints);
- Uint8List bvLatin1 = new Uint8List.view(bLatin1.buffer);
- Uint16List wvLatin1 = new Uint16List.view(wLatin1.buffer);
- Uint16List wvUtf16 = new Uint16List.view(wUtf16.buffer);
- Uint32List lvLatin1 = new Uint32List.view(lLatin1.buffer);
- Uint32List lvUtf16 = new Uint32List.view(lUtf16.buffer);
- Uint32List lvCodepoints = new Uint32List.view(lCodepoints.buffer);
- var buffer = new Uint8List(200).buffer;
- Uint8List bbLatin1 = new Uint8List.view(buffer, 3, 2)..setAll(0, bLatin1);
- Uint16List wbLatin1 = new Uint16List.view(buffer, 8, 2)..setAll(0, wLatin1);
- Uint16List wbUtf16 = new Uint16List.view(buffer, 16, 6)..setAll(0, wUtf16);
- Uint32List lbLatin1 = new Uint32List.view(buffer, 32, 2)..setAll(0, lLatin1);
- Uint32List lbUtf16 = new Uint32List.view(buffer, 64, 6)..setAll(0, lUtf16);
- Uint32List lbCodepoints = new Uint32List.view(buffer, 128, 5)
- ..setAll(0, lCodepoints);
-
- String sLatin1 = "\x00\xff";
- String sUnicode =
- "\x00\uffff$tailSurrogate$leadSurrogate$tailSurrogate$leadSurrogate";
- for (int i = 0; i < 2; i++) {
- for (int j = i + 1; j < 2; j++) {
- test(sLatin1.substring(i, j), cLatin1, i, j);
- test(sLatin1.substring(i, j), gLatin1, i, j);
- test(sLatin1.substring(i, j), fLatin1, i, j);
- test(sLatin1.substring(i, j), bLatin1, i, j);
- test(sLatin1.substring(i, j), wLatin1, i, j);
- test(sLatin1.substring(i, j), lLatin1, i, j);
- test(sLatin1.substring(i, j), bvLatin1, i, j);
- test(sLatin1.substring(i, j), wvLatin1, i, j);
- test(sLatin1.substring(i, j), lvLatin1, i, j);
- test(sLatin1.substring(i, j), bbLatin1, i, j);
- test(sLatin1.substring(i, j), wbLatin1, i, j);
- test(sLatin1.substring(i, j), lbLatin1, i, j);
- }
- }
- for (int i = 0; i < 6; i++) {
- for (int j = i + 1; j < 6; j++) {
- test(sUnicode.substring(i, j), cUtf16, i, j);
- test(sUnicode.substring(i, j), gUtf16, i, j);
- test(sUnicode.substring(i, j), fUtf16, i, j);
- test(sUnicode.substring(i, j), wUtf16, i, j);
- test(sUnicode.substring(i, j), lUtf16, i, j);
- test(sUnicode.substring(i, j), wvUtf16, i, j);
- test(sUnicode.substring(i, j), lvUtf16, i, j);
- test(sUnicode.substring(i, j), wbUtf16, i, j);
- test(sUnicode.substring(i, j), lbUtf16, i, j);
- }
- }
- for (int i = 0; i < 5; i++) {
- for (int j = i + 1; j < 5; j++) {
- int stringEnd = j < 4 ? j : j + 1;
- test(sUnicode.substring(i, stringEnd), cCodepoints, i, j);
- test(sUnicode.substring(i, stringEnd), gCodepoints, i, j);
- test(sUnicode.substring(i, stringEnd), fCodepoints, i, j);
- test(sUnicode.substring(i, stringEnd), lCodepoints, i, j);
- test(sUnicode.substring(i, stringEnd), lvCodepoints, i, j);
- test(sUnicode.substring(i, stringEnd), lbCodepoints, i, j);
- }
- }
-}
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