mirror of
https://github.com/jart/cosmopolitan.git
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76 lines
3.4 KiB
C
76 lines
3.4 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ WITHOUT ANY WARRANTY; without even the implied warranty of │
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│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/bits/bits.h"
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#include "libc/str/str.h"
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#include "libc/testlib/testlib.h"
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#include "libc/unicode/unicode.h"
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unsigned n;
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size_t size;
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wchar_t *str;
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char16_t *b, *buf;
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TEST(pututf16, testEmpty) {
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EXPECT_EQ(0, pututf16(NULL, 0, u'j', false));
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EXPECT_EQ(0, (pututf16)(NULL, 0, u'j', false));
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}
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TEST(pututf16, testNul) {
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size = 1;
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buf = tmalloc(size * sizeof(char16_t));
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EXPECT_EQ(1, pututf16(buf, size, u'\0', false));
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EXPECT_EQ(u'\0', buf[0]);
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buf[0] = '\7';
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EXPECT_EQ(1, (pututf16)(buf, size, u'\0', false));
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EXPECT_EQ(u'\0', buf[0]);
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tfree(buf);
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}
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TEST(pututf16, testAscii) {
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size = 1;
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buf = tmalloc(size * sizeof(char16_t));
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EXPECT_EQ(1, pututf16(buf, size, u'j', false));
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EXPECT_EQ(u'j', buf[0]);
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EXPECT_EQ(1, (pututf16)(buf, size, u't', false));
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EXPECT_EQ(u't', buf[0]);
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tfree(buf);
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}
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TEST(pututf16, testGothicSupplementaryPlane) {
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size = 2;
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buf = tmalloc(size * sizeof(char16_t));
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EXPECT_EQ(2, pututf16(buf, size, L'𐌰', false));
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EXPECT_STREQN(u"𐌰", buf, 1);
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EXPECT_EQ(2, (pututf16)(buf, size, L'𐌱', false));
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EXPECT_STREQN(u"𐌱", buf, 1);
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tfree(buf);
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}
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TEST(pututf16, testEmojiAndEmojiPresentationModifier_areBothInAstralPlanes) {
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n = 8;
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b = tgc(tmalloc(sizeof(char16_t) * n));
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str = L"\U0001F466\U0001F3FF";
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memset(b, 0, n * sizeof(char16_t));
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EXPECT_EQ(2, pututf16(b, n, str[0], false));
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EXPECT_BINEQ(u"=╪f▄ ", b);
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memset(b, 0, n * sizeof(char16_t));
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EXPECT_EQ(2, pututf16(b, n, str[1], false));
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EXPECT_BINEQ(u"<╪λ▀ ", b);
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}
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