f4c14fd971
Also-By: mathias@chromium.org Bug: v8:7467 Change-Id: I9fd6e61f4da1097c2375f671b4801e9730f792c4 Reviewed-on: https://chromium-review.googlesource.com/1227974 Commit-Queue: Yang Guo <yangguo@chromium.org> Reviewed-by: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Mathias Bynens <mathias@chromium.org> Cr-Commit-Position: refs/heads/master@{#55991}
58 lines
2.4 KiB
JavaScript
58 lines
2.4 KiB
JavaScript
// Copyright 2018 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --harmony-regexp-sequence
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// Normal usage.
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assertDoesNotThrow("/\\p{Emoji_Flag_Sequence}/u");
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assertTrue(/\p{Emoji_Flag_Sequence}/u.test("\u{1F1E9}\u{1F1EA}"));
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assertDoesNotThrow("/\\p{Emoji_Keycap_Sequence}/u");
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assertTrue(/\p{Emoji_Keycap_Sequence}/u.test("\u0023\ufe0f\u20e3"));
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assertDoesNotThrow("/\\p{Emoji_Keycap_Sequence}/u");
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assertFalse(/\p{Emoji_Keycap_Sequence}/u.test("\u0022\ufe0f\u20e3"));
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assertDoesNotThrow("/\\p{Emoji_Modifier_Sequence}/u");
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assertTrue(/\p{Emoji_Modifier_Sequence}/u.test("\u26f9\u{1f3ff}"));
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assertDoesNotThrow("/\\p{Emoji_ZWJ_Sequence}/u");
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assertTrue(/\p{Emoji_ZWJ_Sequence}/u.test("\u{1F468}\u{200D}\u{1F467}"));
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// Without unicode flag.
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assertDoesNotThrow("/\\p{Emoji_Flag_Sequence}/");
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assertFalse(/\p{Emoji_Flag_Sequence}/.test("\u{1F1E9}\u{1F1EA}"));
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assertTrue(/\p{Emoji_Flag_Sequence}/.test("\\p{Emoji_Flag_Sequence}"));
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// Negated and/or inside a character class.
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assertThrows("/\\P{Emoji_Flag_Sequence}/u");
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assertThrows("/[\\p{Emoji_Flag_Sequence}]/u");
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assertThrows("/[\\P{Emoji_Flag_Sequence}]/u");
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assertThrows("/[\\w\\p{Emoji_Flag_Sequence}]/u");
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assertThrows("/[\\w\\P{Emoji_Flag_Sequence}]/u");
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// Two regional indicators, but not a country.
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assertFalse(/\p{Emoji_Flag_Sequence}/u.test("\u{1F1E6}\u{1F1E6}"));
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// ZWJ sequence as in two ZWJ elements joined by a ZWJ, but not in the list.
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assertFalse(/\p{Emoji_ZWJ_Sequence}/u.test("\u{1F467}\u{200D}\u{1F468}"));
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// More complex regexp
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assertEquals(
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["country flag: \u{1F1E6}\u{1F1F9}"],
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/Country Flag: \p{Emoji_Flag_Sequence}/iu.exec(
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"this is an example of a country flag: \u{1F1E6}\u{1F1F9} is Austra"));
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assertEquals(
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["country flag: \u{1F1E6}\u{1F1F9}", "\u{1F1E6}\u{1F1F9}"],
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/Country Flag: (\p{Emoji_Flag_Sequence})/iu.exec(
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"this is an example of a country flag: \u{1F1E6}\u{1F1F9} is Austra"));
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assertEquals(
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["country flag: \u{1F1E6}\u{1F1F9}"],
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/Country Flag: ..(?<=\p{Emoji_Flag_Sequence})/iu.exec(
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"this is an example of a country flag: \u{1F1E6}\u{1F1F9} is Austra"));
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assertEquals(
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["flag: \u{1F1E6}\u{1F1F9}", "\u{1F1E6}\u{1F1F9}"],
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/Flag: ..(?<=(\p{Emoji_Flag_Sequence})|\p{Emoji_Keycap_Sequence})/iu.exec(
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"this is an example of a country flag: \u{1F1E6}\u{1F1F9} is Austra"));
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