/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "jsnum.h"
#include "jsapi-tests/tests.h"
#include "vm/JSContext.h"
#include "vm/Realm.h"
#include "vm/StaticStrings.h"
#include "vm/StringType-inl.h"
static const struct TestPair {
uint32_t num;
const char * expected;
} tests[] = {
{0,
"0" },
{1,
"1" },
{2,
"2" },
{9,
"9" },
{10,
"10" },
{15,
"15" },
{16,
"16" },
{17,
"17" },
{99,
"99" },
{100,
"100" },
{255,
"255" },
{256,
"256" },
{257,
"257" },
{999,
"999" },
{1000,
"1000" },
{4095,
"4095" },
{4096,
"4096" },
{9999,
"9999" },
{1073741823,
"1073741823" },
{1073741824,
"1073741824" },
{1073741825,
"1073741825" },
{2147483647,
"2147483647" },
{2147483648u,
"2147483648" },
{2147483649u,
"2147483649" },
{4294967294u,
"4294967294" },
};
BEGIN_TEST(testIndexToString) {
for (
const auto & test : tests) {
uint32_t u = test.num;
JSString* str = js::IndexToString(cx, u);
CHECK(str);
bool match =
false ;
CHECK(JS_StringEqualsAscii(cx, str, test.expected, &match));
CHECK(match);
}
return true ;
}
END_TEST(testIndexToString)
BEGIN_TEST(testStringIsIndex) {
for (
const auto & test : tests) {
uint32_t u = test.num;
JSLinearString* str = js::IndexToString(cx, u);
CHECK(str);
uint32_t n;
CHECK(str->isIndex(&n));
CHECK(u == n);
}
return true ;
}
END_TEST(testStringIsIndex)
BEGIN_TEST(testStringToPropertyName) {
uint32_t index;
static const char16_t hiChars[] = {
'h' ,
'i' };
JSLinearString* hiStr = NewString(cx, hiChars);
CHECK(hiStr);
CHECK(!hiStr->isIndex(&index));
CHECK(hiStr->toPropertyName(cx) != nullptr);
static const char16_t maxChars[] = {
'4' ,
'2' ,
'9' ,
'4' ,
'9' ,
'6' ,
'7' ,
'2' ,
'9' ,
'4' };
JSLinearString* maxStr = NewString(cx, maxChars);
CHECK(maxStr);
CHECK(maxStr->isIndex(&index));
CHECK(index == UINT32_MAX - 1);
static const char16_t maxPlusOneChars[] = {
'4' ,
'2' ,
'9' ,
'4' ,
'9' ,
'6' ,
'7' ,
'2' ,
'9' ,
'5' };
JSLinearString* maxPlusOneStr = NewString(cx, maxPlusOneChars);
CHECK(maxPlusOneStr);
CHECK(!maxPlusOneStr->isIndex(&index));
CHECK(maxPlusOneStr->toPropertyName(cx) != nullptr);
static const char16_t maxNonUint32Chars[] = {
'4' ,
'2' ,
'9' ,
'4' ,
'9' ,
'6' ,
'7' ,
'2' ,
'9' ,
'6' };
JSLinearString* maxNonUint32Str = NewString(cx, maxNonUint32Chars);
CHECK(maxNonUint32Str);
CHECK(!maxNonUint32Str->isIndex(&index));
CHECK(maxNonUint32Str->toPropertyName(cx) != nullptr);
return true ;
}
template <size_t N>
static JSLinearString* NewString(JSContext* cx,
const char16_t (&chars)[N]) {
return js::NewStringCopyN<js::CanGC>(cx, chars, N);
}
END_TEST(testStringToPropertyName)
Messung V0.5 C=99 H=88 G=93
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