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dart-sdk/runtime/vm/unicode_test.cc
Ryan Macnak 971f4845d7 [build] Remove last platform -> vm and bin -> vm dependencies. Fix some ODR violations. 
Change some static_libraries to source_sets to make ODR violations link-time errors.

This is needed to enable (stop suppressing) -fvisibility=hidden in Fuchsia product builds.

Change-Id: I699cec8d4b516beab9cebf9db0a522a7ff99e004
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/99822
Reviewed-by: Zach Anderson <zra@google.com>
Commit-Queue: Ryan Macnak <rmacnak@google.com>
2019-04-22 20:15:43 +00:00

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// 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.
#include "platform/unicode.h"
#include "vm/globals.h"
#include "vm/unit_test.h"
namespace dart {
ISOLATE_UNIT_TEST_CASE(Utf8Encode) {
const intptr_t kInputLen = 3;
const uint16_t kInput[kInputLen] = {0xe6, 0xe7, 0xe8}; // æøå
const String& input = String::Handle(String::FromUTF16(kInput, kInputLen));
static const uintptr_t kBufferLength = 10;
unsigned char buffer[kBufferLength];
for (uintptr_t i = 0; i < kBufferLength; i++) {
buffer[i] = 42;
}
Utf8::Encode(input, reinterpret_cast<char*>(&buffer[0]), 10);
uintptr_t i;
for (i = 0; i < static_cast<uintptr_t>(Utf8::Length(input)); i++) {
EXPECT(buffer[i] > 127);
}
for (; i < kBufferLength; i++) {
EXPECT(buffer[i] == 42);
}
}
ISOLATE_UNIT_TEST_CASE(Utf8InvalidByte) {
{
uint8_t array[] = {0x41, 0xF0, 0x92};
intptr_t encode_len = 3;
intptr_t decode_len = 3;
intptr_t pos = Utf8::ReportInvalidByte(array, encode_len, decode_len);
EXPECT(pos == 1);
}
{
uint8_t array[] = {0x81, 0x40, 0x42};
intptr_t encode_len = 3;
intptr_t decode_len = 3;
intptr_t pos = Utf8::ReportInvalidByte(array, encode_len, decode_len);
EXPECT(pos == 0);
}
{
uint8_t array[] = {0x42, 0x40, 0x80};
intptr_t encode_len = 3;
intptr_t decode_len = 3;
intptr_t pos = Utf8::ReportInvalidByte(array, encode_len, decode_len);
EXPECT(pos == 2);
}
{
uint8_t array[] = {0x41, 0xF0, 0x92, 0x92, 0x91};
intptr_t encode_len = 5;
intptr_t decode_len = 2;
intptr_t pos = Utf8::ReportInvalidByte(array, encode_len, decode_len);
EXPECT(pos == encode_len);
}
}
ISOLATE_UNIT_TEST_CASE(Utf8Decode) {
// Examples from the Unicode specification, chapter 3
{
const char* src = "\x41\xC3\xB1\x42";
int32_t expected[] = {0x41, 0xF1, 0x42};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
{
const char* src = "\x4D";
int32_t expected[] = {0x4D};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
{
const char* src = "\xD0\xB0";
int32_t expected[] = {0x430};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
{
const char* src = "\xE4\xBA\x8C";
int32_t expected[] = {0x4E8C};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
{
const char* src = "\xF0\x90\x8C\x82";
int32_t expected[] = {0x10302};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
{
const char* src = "\x4D\xD0\xB0\xE4\xBA\x8C\xF0\x90\x8C\x82";
int32_t expected[] = {0x4D, 0x430, 0x4E8C, 0x10302};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// Mixture of non-ASCII and ASCII characters
{
const char* src =
"\xD7\x92\xD7\x9C\xD7\xA2\xD7\x93"
"\x20"
"\xD7\x91\xD7\xA8\xD7\x9B\xD7\x94";
int32_t expected[] = {0x5D2, 0x5DC, 0x5E2, 0x5D3, 0x20,
0x5D1, 0x5E8, 0x5DB, 0x5D4};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// http://www.cl.cam.ac.uk/~mgk25/ucs/examples/UTF-8-test.txt
// 1 - Some correct UTF-8 text
{
const char* src = "\xCE\xBA\xE1\xBD\xB9\xCF\x83\xCE\xBC\xCE\xB5";
int32_t expected[] = {0x3BA, 0x1F79, 0x3C3, 0x3BC, 0x3B5};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2 - Boundary condition test cases
// 2.1 - First possible sequence of a certain length
// 2.1.1 - 1 byte (U-00000000): "\x00"
{
const char* src = "\x00";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 2.1.2 - 2 bytes (U-00000080): "\xC2\x80"
{
const char* src = "\xC2\x80";
int32_t expected[] = {0x80};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.1.3 - 3 bytes (U-00000800): "\xE0\xA0\x80"
{
const char* src = "\xE0\xA0\x80";
int32_t expected[] = {0x800};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.1.4 - 4 bytes (U-00010000): "\xF0\x90\x80\x80"
{
const char* src = "\xF0\x90\x80\x80";
int32_t expected[] = {0x10000};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.1.5 - 5 bytes (U-00200000): "\xF8\x88\x80\x80\x80"
{
const char* src = "\xF8\x88\x80\x80\x80";
int32_t expected[] = {0x200000};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 2.1.6 - 6 bytes (U-04000000): "\xFC\x84\x80\x80\x80\x80"
{
const char* src = "\xFC\x84\x80\x80\x80\x80";
int32_t expected[] = {0x400000};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 2.2 - Last possible sequence of a certain length
// 2.2.1 - 1 byte (U-0000007F): "\x7F"
{
const char* src = "\x7F";
int32_t expected[] = {0x7F};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.2.2 - 2 bytes (U-000007FF): "\xDF\xBF"
{
const char* src = "\xDF\xBF";
int32_t expected[] = {0x7FF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.2.3 - 3 bytes (U-0000FFFF): "\xEF\xBF\xBF"
{
const char* src = "\xEF\xBF\xBF";
int32_t expected[] = {0xFFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.2.4 - 4 bytes (U-001FFFFF): "\xF7\xBF\xBF\xBF"
{
const char* src = "\xF7\xBF\xBF\xBF";
int32_t expected[] = {0x1FFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 2.2.5 - 5 bytes (U-03FFFFFF): "\xFB\xBF\xBF\xBF\xBF"
{
const char* src = "\xFB\xBF\xBF\xBF\xBF";
int32_t expected[] = {0x3FFFFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 2.2.6 - 6 bytes (U-7FFFFFFF): "\xFD\xBF\xBF\xBF\xBF\xBF"
{
const char* src = "\xFD\xBF\xBF\xBF\xBF\xBF";
int32_t expected[] = {0x7FFFFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 2.3 - Other boundary conditions
// 2.3.1 - U-0000D7FF = ed 9f bf = "\xED\x9F\xBF"
{
const char* src = "\xED\x9F\xBF";
int32_t expected[] = {0xD7FF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.3.2 - U-0000E000 = ee 80 80 = "\xEE\x80\x80"
{
const char* src = "\xEE\x80\x80";
int32_t expected[] = {0xE000};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.3.3 - U-0000FFFD = ef bf bd = "\xEF\xBF\xBD"
{
const char* src = "\xEF\xBF\xBD";
int32_t expected[] = {0xFFFD};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.3.4 - U-0010FFFF = f4 8f bf bf = "\xF4\x8F\xBF\xBF"
{
const char* src = "\xF4\x8F\xBF\xBF";
int32_t expected[] = {0x10FFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 2.3.5 - U-00110000 = f4 90 80 80 = "\xF4\x90\x80\x80"
{
const char* src = "\xF4\x90\x80\x80";
int32_t expected[] = {0x110000};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3 - Malformed sequences
// 3.1 - Unexpected continuation bytes
// 3.1.1 - First continuation byte 0x80: "\x80"
{
const char* src = "\x80";
int32_t expected[] = {0x80};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.1.2 - Last continuation byte 0xbf: "\xBF"
{
const char* src = "\xBF";
int32_t expected[] = {0xBF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.1.3 - 2 continuation bytes: "\x80\xBF"
{
const char* src = "\x80\xBF";
int32_t expected[] = {0x80, 0xBF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.1.4 - 3 continuation bytes: "\x80\xBF\x80"
{
const char* src = "\x80\xBF\x80";
int32_t expected[] = {0x80, 0xBF, 0x80};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.1.5 - 4 continuation bytes: "\x80\xBF\x80\xBF"
{
const char* src = "\x80\xBF\x80\xBF";
int32_t expected[] = {0x80, 0xBF, 0x80, 0xBF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.1.6 - 5 continuation bytes: "\x80\xBF\x80\xBF\x80"
{
const char* src = "\x80\xBF\x80\xBF\x80";
int32_t expected[] = {0x80, 0xBF, 0x80, 0xBF, 0x80};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.1.7 - 6 continuation bytes: "\x80\xBF\x80\xBF\x80\xBF"
{
const char* src = "\x80\xBF\x80\xBF\x80\xBF";
int32_t expected[] = {0x80, 0xBF, 0x80, 0xBF, 0x80, 0xBF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.1.8 - 7 continuation bytes: "\x80\xBF\x80\xBF\x80\xBF\x80"
{
const char* src = "\x80\xBF\x80\xBF\x80\xBF\x80";
int32_t expected[] = {0x80, 0xBF, 0x80, 0xBF, 0x80, 0xBF, 0x80};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.1.9 - Sequence of all 64 possible continuation bytes (0x80-0xbf):
{
const char* src =
"\x80\x81\x82\x83\x84\x85\x86\x87"
"\x88\x89\x8A\x8B\x8C\x8D\x8E\x8F"
"\x90\x91\x92\x93\x94\x95\x96\x97"
"\x98\x99\x9A\x9B\x9C\x9D\x9E\x9F"
"\xA0\xA1\xA2\xA3\xA4\xA5\xA6\xA7"
"\xA8\xA9\xAA\xAB\xAC\xAD\xAE\xAF"
"\xB0\xB1\xB2\xB3\xB4\xB5\xB6\xB7"
"\xB8\xB9\xBA\xBB\xBC\xBD\xBE\xBF";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
for (size_t i = 0; i < strlen(src); ++i) {
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(&src[i], dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
}
// 3.2 - Lonely start character
// 3.2.1 - All 32 first bytes of 2-byte sequences (0xc0-0xdf), each
// followed by a space character:
{
const char* src =
"\xC0\x20\xC1\x20\xC2\x20\xC3\x20"
"\xC4\x20\xC5\x20\xC6\x20\xC7\x20"
"\xC8\x20\xC9\x20\xCA\x20\xCB\x20"
"\xCC\x20\xCD\x20\xCE\x20\xCF\x20"
"\xD0\x20\xD1\x20\xD2\x20\xD3\x20"
"\xD4\x20\xD5\x20\xD6\x20\xD7\x20"
"\xD8\x20\xD9\x20\xDA\x20\xDB\x20"
"\xDC\x20\xDD\x20\xDE\x20\xDF\x20";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
for (size_t i = 0; i < strlen(src); i += 2) {
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(&src[i], dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
}
// 3.2.2 - All 16 first bytes of 3-byte sequences (0xe0-0xef), each
// followed by a space character:
{
const char* src =
"\xE0\x20\xE1\x20\xE2\x20\xE3\x20"
"\xE4\x20\xE5\x20\xE6\x20\xE7\x20"
"\xE8\x20\xE9\x20\xEA\x20\xEB\x20"
"\xEC\x20\xED\x20\xEE\x20\xEF\x20";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
for (size_t i = 0; i < strlen(src); i += 2) {
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(&src[i], dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
}
// 3.2.3 - All 8 first bytes of 4-byte sequences (0xf0-0xf7), each
// followed by a space character:
{
const char* src =
"\xF0\x20\xF1\x20\xF2\x20\xF3\x20"
"\xF4\x20\xF5\x20\xF6\x20\xF7\x20";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
for (size_t i = 0; i < strlen(src); i += 2) {
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(&src[i], dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
}
// 3.2.4 - All 4 first bytes of 5-byte sequences (0xf8-0xfb), each
// followed by a space character:
{
const char* src = "\xF8\x20\xF9\x20\xFA\x20\xFB\x20";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
for (size_t i = 0; i < strlen(src); i += 2) {
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(&src[i], dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
}
// 3.2.5 - All 2 first bytes of 6-byte sequences (0xfc-0xfd), each
// followed by a space character:
{
const char* src = "\xFC\x20\xFD\x20";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
for (size_t i = 0; i < strlen(src); i += 2) {
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(&src[i], dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
}
// 3.3 - Sequences with last continuation byte missing
// 3.3.1 - 2-byte sequence with last byte missing (U+0000): "\xC0"
{
const char* src = "\xC0";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.3.2 - 3-byte sequence with last byte missing (U+0000): "\xE0\x80"
{
const char* src = "\xE0\x80";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.3.3 - 4-byte sequence with last byte missing (U+0000): "\xF0\x80\x80"
{
const char* src = "\xF0\x80\x80";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.3.4 - 5-byte sequence with last byte missing (U+0000): "\xF8\x80\x80\x80"
{
const char* src = "\xF8\x80\x80\x80";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.3.5 - 6-byte sequence with last byte missing (U+0000):
// "\xFC\x80\x80\x80\x80"
{
const char* src = "\xFC\x80\x80\x80\x80";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.3.6 - 2-byte sequence with last byte missing (U-000007FF): "\xDF"
{
const char* src = "\xDF";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.3.7 - 3-byte sequence with last byte missing (U-0000FFFF): "\xEF\xBF"
{
const char* src = "\xEF\xBF";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.3.8 - 4-byte sequence with last byte missing (U-001FFFFF): "\xF7\xBF\xBF"
{
const char* src = "\xF7\xBF\xBF";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.3.9 - 5-byte sequence with last byte missing (U-03FFFFFF):
// "\xFB\xBF\xBF\xBF"
{
const char* src = "\xFB\xBF\xBF\xBF";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.3.10 - 6-byte sequence with last byte missing (U-7FFFFFFF):
// "\xFD\xBF\xBF\xBF\xBF"
{
const char* src = "\xFD\xBF\xBF\xBF\xBF";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.4 - Concatenation of incomplete sequences
{
const char* src =
"\xC0\xE0\x80\xF0\x80\x80"
"\xF8\x80\x80\x80\xFC\x80"
"\x80\x80\x80\xDF\xEF\xBF"
"\xF7\xBF\xBF\xFB\xBF\xBF"
"\xBF\xFD\xBF\xBF\xBF\xBF";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
for (size_t i = 0; i < strlen(src); ++i) {
for (size_t j = 1; j < (strlen(src) - i); ++j) {
memset(dst, 0xFF, sizeof(dst));
bool is_valid =
Utf8::DecodeCStringToUTF32(&src[i], dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
}
}
// 3.5 - Impossible bytes
// 3.5.1 - fe = "\xFE"
{
const char* src = "\xFE";
int32_t expected[] = {0xFE};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.5.2 - ff = "\xFF"
{
const char* src = "\xFF";
int32_t expected[] = {0xFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 3.5.3 - fe fe ff ff = "\xFE\xFE\xFF\xFF"
{
const char* src = "\xFE\xFE\xFF\xFF";
int32_t expected[] = {0xFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4 - Overlong sequences
// 4.1 - Examples of an overlong ASCII character
// 4.1.1 - U+002F = c0 af = "\xC0\xAF"
{
const char* src = "\xC0\xAF";
int32_t expected[] = {0x2F};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.1.2 - U+002F = e0 80 af = "\xE0\x80\xAF"
{
const char* src = "\xE0\x80\xAF";
int32_t expected[] = {0x2F};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.1.3 - U+002F = f0 80 80 af = "\xF0\x80\x80\xAF"
{
const char* src = "\xF0\x80\x80\xAF";
int32_t expected[] = {0x2F};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.1.4 - U+002F = f8 80 80 80 af = "\xF8\x80\x80\x80\xAF"
{
const char* src = "\xF8\x80\x80\x80\xAF";
int32_t expected[] = {0x2F};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.1.5 - U+002F = fc 80 80 80 80 af = "\xFC\x80\x80\x80\x80\xAF"
{
const char* src = "\xFC\x80\x80\x80\x80\xAF";
int32_t expected[] = {0x2F};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.2 Maximum overlong sequences
// 4.2.1 - U-0000007F = c1 bf = "\xC1\xBF"
{
const char* src = "\xC1\xBF";
int32_t expected[] = {0x7F};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.2.2 U+000007FF = e0 9f bf = "\xE0\x9F\xBF"
{
const char* src = "\xE0\x9F\xBF";
int32_t expected[] = {0x7FF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.2.3 - U+0000FFFF = f0 8f bf bf = "\xF0\x8F\xBF\xBF"
{
const char* src = "\xF0\x8F\xBF\xBF";
int32_t expected[] = {0xFFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.2.4 U-001FFFFF = f8 87 bf bf bf = "\xF8\x87\xBF\xBF\xBF"
{
const char* src = "\xF8\x87\xBF\xBF\xBF";
int32_t expected[] = {0x1FFFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.2.5 U-03FFFFFF = fc 83 bf bf bf bf = "\xFC\x83\xBF\xBF\xBF\xBF"
{
const char* src = "\xFC\x83\xBF\xBF\xBF\xBF";
int32_t expected[] = {0x3FFFFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.3 - Overlong representation of the NUL character
// 4.3.1 - U+0000 = "\xC0\x80"
{
const char* src = "\xC0\x80";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.3.2 U+0000 = e0 80 80 = "\xE0\x80\x80"
{
const char* src = "\xE0\x80\x80";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.3.3 U+0000 = f0 80 80 80 = "\xF0\x80\x80\x80"
{
const char* src = "\xF0\x80\x80\x80";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.3.4 U+0000 = f8 80 80 80 80 = "\xF8\x80\x80\x80\x80"
{
const char* src = "\xF8\x80\x80\x80\x80";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 4.3.5 U+0000 = fc 80 80 80 80 80 = "\xFC\x80\x80\x80\x80\x80"
{
const char* src = "\xFC\x80\x80\x80\x80\x80";
int32_t expected[] = {0x0};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0xFF, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(!is_valid);
EXPECT(memcmp(expected, dst, sizeof(expected)));
}
// 5.1 - Single UTF-16 surrogates
// UTF-8 suggests single surrogates are invalid, but both JS and
// Dart allow them and make use of them.
// 5.1.1 - U+D800 = ed a0 80 = "\xED\xA0\x80"
{
const char* src = "\xED\xA0\x80";
int32_t expected[] = {0xD800};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.1.2 - U+DB7F = ed ad bf = "\xED\xAD\xBF"
{
const char* src = "\xED\xAD\xBF";
int32_t expected[] = {0xDB7F};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.1.3 - U+DB80 = ed ae 80 = "\xED\xAE\x80"
{
const char* src = "\xED\xAE\x80";
int32_t expected[] = {0xDB80};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.1.4 - U+DBFF = ed af bf = "\xED\xAF\xBF"
{
const char* src = "\xED\xAF\xBF";
int32_t expected[] = {0xDBFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.1.5 - U+DC00 = ed b0 80 = "\xED\xB0\x80"
{
const char* src = "\xED\xB0\x80";
int32_t expected[] = {0xDC00};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.1.6 - U+DF80 = ed be 80 = "\xED\xBE\x80"
{
const char* src = "\xED\xBE\x80";
int32_t expected[] = {0xDF80};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.1.7 - U+DFFF = ed bf bf = "\xED\xBF\xBF"
{
const char* src = "\xED\xBF\xBF";
int32_t expected[] = {0xDFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.2 Paired UTF-16 surrogates
// Also not a valid string, but accepted in Dart, even if it doesn't make
// sense. e.g.
// var s = new String.fromCharCodes([0xd800, 0xDC00]);
// print(s.runes); // (65536) (0x10000)
// print(s.codeUnits); // [55296, 56320]
// 5.2.1 - U+D800 U+DC00 = ed a0 80 ed b0 80 = "\xED\xA0\x80\xED\xB0\x80"
{
const char* src = "\xED\xA0\x80\xED\xB0\x80";
int32_t expected[] = {0xD800, 0xDC00};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.2.2 - U+D800 U+DFFF = ed a0 80 ed bf bf = "\xED\xA0\x80\xED\xBF\xBF"
{
const char* src = "\xED\xA0\x80\xED\xBF\xBF";
int32_t expected[] = {0xD800, 0xDFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.2.3 - U+DB7F U+DC00 = ed a0 80 ed bf bf = "\xED\xAD\xBF\xED\xB0\x80"
{
const char* src = "\xED\xAD\xBF\xED\xB0\x80";
int32_t expected[] = {0xDB7F, 0xDC00};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.2.4 - U+DB7F U+DFFF = ed ad bf ed bf bf = "\xED\xAD\xBF\xED\xBF\xBF"
{
const char* src = "\xED\xAD\xBF\xED\xBF\xBF";
int32_t expected[] = {0xDB7F, 0xDFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.2.5 - U+DB80 U+DC00 = ed ae 80 ed b0 80 = "\xED\xAE\x80\xED\xB0\x80"
{
const char* src = "\xED\xAE\x80\xED\xB0\x80";
int32_t expected[] = {0xDB80, 0xDC00};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.2.6 - U+DB80 U+DFFF = ed ae 80 ed bf bf = "\xED\xAE\x80\xED\xBF\xBF"
{
const char* src = "\xED\xAE\x80\xED\xBF\xBF";
int32_t expected[] = {0xDB80, 0xDFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.2.7 - U+DBFF U+DC00 = ed af bf ed b0 80 = "\xED\xAF\xBF\xED\xB0\x80"
{
const char* src = "\xED\xAF\xBF\xED\xB0\x80";
int32_t expected[] = {0xDBFF, 0xDC00};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.2.8 - U+DBFF U+DFFF = ed af bf ed bf bf = "\xED\xAF\xBF\xED\xBF\xBF"
{
const char* src = "\xED\xAF\xBF\xED\xBF\xBF";
int32_t expected[] = {0xDBFF, 0xDFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.3 - Other illegal code positions
// 5.3.1 - U+FFFE = ef bf be = "\xEF\xBF\xBE"
{
const char* src = "\xEF\xBF\xBE";
int32_t expected[] = {0xFFFE};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
// 5.3.2 - U+FFFF = ef bf bf = "\xEF\xBF\xBF"
{
const char* src = "\xEF\xBF\xBF";
int32_t expected[] = {0xFFFF};
int32_t dst[ARRAY_SIZE(expected)];
memset(dst, 0, sizeof(dst));
bool is_valid = Utf8::DecodeCStringToUTF32(src, dst, ARRAY_SIZE(dst));
EXPECT(is_valid);
EXPECT(!memcmp(expected, dst, sizeof(expected)));
}
}
} // namespace dart
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