Index: test/intl/general/case-mapping.js |
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+// Copyright 2016 the V8 project authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+// Some edge cases that unibrow got wrong |
+ |
+assertEquals("𐐘", "𐑀".toUpperCase()); |
+assertEquals("𐑀", "𐐘".toLowerCase()); |
+assertEquals("σ", "Σ".toLowerCase()); |
+ |
+// Some different paths in the ICU case conversion fastpath |
+ |
+assertEquals("σς", "\u03A3\u03A3".toLowerCase()); |
+// Expand sharp s in latin1 fastpath |
+assertEquals("ASSB", "A\u00DFB".toUpperCase()); |
+assertEquals("AB", "Ab".toUpperCase()); |
+// Find first upper case in fastpath |
+assertEquals("ab", "aB".toLowerCase()); |
+assertEquals("AÜ", "aü".toUpperCase()); |
+assertEquals("AÜ", "AÜ".toUpperCase()); |
+assertEquals("aü", "aü".toLowerCase()); |
+assertEquals("aü", "AÜ".toLowerCase()); |
+assertEquals("aü", "AÜ".toLowerCase()); |
+// Starts with fastpath, but switches to full Unicode path |
+// U+00FF is uppercased to U+0178. |
+assertEquals("AŸ", "aÿ".toUpperCase()); |
+// U+00B5 (µ) is uppercased to U+039C (Μ) |
+assertEquals("AΜ", "aµ".toUpperCase()); |
+// Buffer size increase |
+assertEquals("CSSBẶ", "cßbặ".toUpperCase()); |
+assertEquals("FIFLFFIFFL", "\uFB01\uFB02\uFB03\uFB04".toUpperCase()); |
+// Buffer size decrease with a single locale or locale list. |
+// In Turkic (tr, az), U+0307 preceeded by Capital Letter I is dropped. |
+assertEquals("abci", "aBcI\u0307".toLocaleLowerCase("tr")); |
+assertEquals("abci", "aBcI\u0307".toLocaleLowerCase("az")); |
+assertEquals("abci", "aBcI\u0307".toLocaleLowerCase(["tr", "en"])); |
+// English locale keeps U+0307 (combining dot above). |
+assertEquals("abci\u0307", "aBcI\u0307".toLocaleLowerCase("en")); |
+assertEquals("abci\u0307", "aBcI\u0307".toLocaleLowerCase(["en", "tr"])); |
+// Greek uppercasing: not covered by intl402/String/*, yet. Tonos (U+0301) and |
+// other diacritic marks are dropped. This rule is based on the current CLDR's |
+// el-Upper transformation, but Greek uppercasing rules are more sophisticated |
+// than this. See http://bugs.icu-project.org/trac/ticket/10582 and |
+// http://unicode.org/cldr/trac/ticket/7905 . |
+assertEquals("Α", "α\u0301".toLocaleUpperCase("el")); |
+assertEquals("Α", "α\u0301".toLocaleUpperCase("el-GR")); |
+assertEquals("Α", "α\u0301".toLocaleUpperCase("el-Grek")); |
+assertEquals("Α", "α\u0301".toLocaleUpperCase("el-Grek-GR")); |
+assertEquals("Α", "ά".toLocaleUpperCase("el")); |
+assertEquals("ΑΟΥΩ", "άόύώ".toLocaleUpperCase("el")); |
+assertEquals("ΑΟΥΩ", "α\u0301ο\u0301υ\u0301ω\u0301".toLocaleUpperCase("el")); |
+assertEquals("ΑΟΥΩ", "άόύώ".toLocaleUpperCase("el")); |
+assertEquals("ΟΕ", "Ό\u1f15".toLocaleUpperCase("el")); |
+assertEquals("ΟΕ", "Ο\u0301ε\u0314\u0301".toLocaleUpperCase("el")); |
+ |
+// In other locales, U+0301 is preserved. |
+assertEquals("Α\u0301Ο\u0301Υ\u0301Ω\u0301", |
+ "α\u0301ο\u0301υ\u0301ω\u0301".toLocaleUpperCase("en")); |
+assertEquals("Α\u0301Ο\u0301Υ\u0301Ω\u0301", |
+ "α\u0301ο\u0301υ\u0301ω\u0301".toUpperCase()); |
+ |
+// Plane 1; Deseret and Warang Citi Script. |
+assertEquals("\u{10400}\u{118A0}", "\u{10428}\u{118C0}".toUpperCase()); |
+assertEquals("\u{10428}\u{118C0}", "\u{10400}\u{118A0}".toLowerCase()); |
+// Mathematical Bold {Capital, Small} Letter A do not change. |
+assertEquals("\u{1D400}\u{1D41A}", "\u{1D400}\u{1D41A}".toUpperCase()); |
+assertEquals("\u{1D400}\u{1D41A}", "\u{1D400}\u{1D41A}".toLowerCase()); |
+// Plane 1; New characters in Unicode 8.0 |
+assertEquals("\u{10C80}", "\u{10CC0}".toUpperCase()); |
+assertEquals("\u{10CC0}", "\u{10C80}".toLowerCase()); |
+assertEquals("\u{10C80}", "\u{10CC0}".toLocaleUpperCase()); |
+assertEquals("\u{10CC0}", "\u{10C80}".toLocaleLowerCase()); |
+assertEquals("\u{10C80}", "\u{10CC0}".toLocaleUpperCase(["tr"])); |
+assertEquals("\u{10C80}", "\u{10CC0}".toLocaleUpperCase(["tr"])); |
+assertEquals("\u{10CC0}", "\u{10C80}".toLocaleLowerCase()); |