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crate::ix!();
//-------------------------------------------[.cpp/bitcoin/src/test/fuzz/prevector.cpp]
pub struct PrevectorTester<T: Default,const N: usize> {
real_vector: <Self as HasPrevectorTesterTypes>::RealType,
real_vector_alt: <Self as HasPrevectorTesterTypes>::RealType,
pre_vector: <Self as HasPrevectorTesterTypes>::PreType,
pre_vector_alt: <Self as HasPrevectorTesterTypes>::PreType,
}
pub trait HasPrevectorTesterTypes {
type RealType;
type PreType;
}
impl<T: Default,const N: usize> HasPrevectorTesterTypes for PrevectorTester<T,N> {
type RealType = Vec<T>;
type PreType = PreVector<T,N>;
}
impl<T: Default,const N: usize> PrevectorTester<T,N> {
pub fn test(&self) {
todo!();
/*
const pretype& const_pre_vector = pre_vector;
assert(real_vector.size() == pre_vector.size());
assert(real_vector.empty() == pre_vector.empty());
for (usize s = 0; s < real_vector.size(); s++) {
assert(real_vector[s] == pre_vector[s]);
assert(&(pre_vector[s]) == &(pre_vector.begin()[s]));
assert(&(pre_vector[s]) == &*(pre_vector.begin() + s));
assert(&(pre_vector[s]) == &*((pre_vector.end() + s) - real_vector.size()));
}
// assert(realtype(pre_vector) == real_vector);
assert(pretype(real_vector.begin(), real_vector.end()) == pre_vector);
assert(pretype(pre_vector.begin(), pre_vector.end()) == pre_vector);
size_t pos = 0;
for (const T& v : pre_vector) {
assert(v == real_vector[pos]);
++pos;
}
for (const T& v : reverse_iterate(pre_vector)) {
--pos;
assert(v == real_vector[pos]);
}
for (const T& v : const_pre_vector) {
assert(v == real_vector[pos]);
++pos;
}
for (const T& v : reverse_iterate(const_pre_vector)) {
--pos;
assert(v == real_vector[pos]);
}
DataStream ss1(SER_DISK, 0);
DataStream ss2(SER_DISK, 0);
ss1 << real_vector;
ss2 << pre_vector;
assert(ss1.size() == ss2.size());
for (usize s = 0; s < ss1.size(); s++) {
assert(ss1[s] == ss2[s]);
}
*/
}
pub fn resize(&mut self, s: usize) {
todo!();
/*
real_vector.resize(s);
assert(real_vector.size() == s);
pre_vector.resize(s);
assert(pre_vector.size() == s);
*/
}
pub fn reserve(&mut self, s: usize) {
todo!();
/*
real_vector.reserve(s);
assert(real_vector.capacity() >= s);
pre_vector.reserve(s);
assert(pre_vector.capacity() >= s);
*/
}
pub fn insert_pos_value(&mut self,
position: usize,
value: &T) {
todo!();
/*
real_vector.insert(real_vector.begin() + position, value);
pre_vector.insert(pre_vector.begin() + position, value);
*/
}
pub fn insert(&mut self,
position: usize,
count: usize,
value: &T) {
todo!();
/*
real_vector.insert(real_vector.begin() + position, count, value);
pre_vector.insert(pre_vector.begin() + position, count, value);
*/
}
pub fn insert_range<I>(&mut self,
position: usize,
first: I,
last: I) {
todo!();
/*
real_vector.insert(real_vector.begin() + position, first, last);
pre_vector.insert(pre_vector.begin() + position, first, last);
*/
}
pub fn erase_pos(&mut self, position: usize) {
todo!();
/*
real_vector.erase(real_vector.begin() + position);
pre_vector.erase(pre_vector.begin() + position);
*/
}
pub fn erase(&mut self,
first: usize,
last: usize) {
todo!();
/*
real_vector.erase(real_vector.begin() + first, real_vector.begin() + last);
pre_vector.erase(pre_vector.begin() + first, pre_vector.begin() + last);
*/
}
pub fn update(&mut self,
pos: usize,
value: &T) {
todo!();
/*
real_vector[pos] = value;
pre_vector[pos] = value;
*/
}
pub fn push_back(&mut self, value: &T) {
todo!();
/*
real_vector.push_back(value);
pre_vector.push_back(value);
*/
}
pub fn pop_back(&mut self) {
todo!();
/*
real_vector.pop_back();
pre_vector.pop_back();
*/
}
pub fn clear(&mut self) {
todo!();
/*
real_vector.clear();
pre_vector.clear();
*/
}
pub fn assign(&mut self,
n: usize,
value: &T) {
todo!();
/*
real_vector.assign(n, value);
pre_vector.assign(n, value);
*/
}
pub fn size(&self) -> usize {
todo!();
/*
return real_vector.size();
*/
}
pub fn capacity(&self) -> usize {
todo!();
/*
return pre_vector.capacity();
*/
}
pub fn shrink_to_fit(&mut self) {
todo!();
/*
pre_vector.shrink_to_fit();
*/
}
pub fn swap(&mut self) {
todo!();
/*
real_vector.swap(real_vector_alt);
pre_vector.swap(pre_vector_alt);
*/
}
pub fn move_(&mut self) {
todo!();
/*
real_vector = std::move(real_vector_alt);
real_vector_alt.clear();
pre_vector = std::move(pre_vector_alt);
pre_vector_alt.clear();
*/
}
pub fn copy_(&mut self) {
todo!();
/*
real_vector = real_vector_alt;
pre_vector = pre_vector_alt;
*/
}
pub fn resize_uninitialized(&mut self, values: <Self as HasPrevectorTesterTypes>::RealType) {
todo!();
/*
size_t r = values.size();
size_t s = real_vector.size() / 2;
if (real_vector.capacity() < s + r) {
real_vector.reserve(s + r);
}
real_vector.resize(s);
pre_vector.resize_uninitialized(s);
for (auto v : values) {
real_vector.push_back(v);
}
auto p = pre_vector.size();
pre_vector.resize_uninitialized(p + r);
for (auto v : values) {
pre_vector[p] = v;
++p;
}
*/
}
}
#[fuzz_test] fn prevector() {
todo!();
/*
FuzzedDataProvider prov(buffer.data(), buffer.size());
prevector_tester<8, int> test;
LIMITED_WHILE(prov.remaining_bytes(), 3000)
{
switch (prov.ConsumeIntegralInRange<int>(0, 13 + 3 * (test.size() > 0))) {
case 0:
test.insert(prov.ConsumeIntegralInRange<size_t>(0, test.size()), prov.ConsumeIntegral<int>());
break;
case 1:
test.resize(std::max(0, std::min(30, (int)test.size() + prov.ConsumeIntegralInRange<int>(0, 4) - 2)));
break;
case 2:
test.insert(prov.ConsumeIntegralInRange<size_t>(0, test.size()), 1 + prov.ConsumeBool(), prov.ConsumeIntegral<int>());
break;
case 3: {
int del = prov.ConsumeIntegralInRange<int>(0, test.size());
int beg = prov.ConsumeIntegralInRange<int>(0, test.size() - del);
test.erase(beg, beg + del);
break;
}
case 4:
test.push_back(prov.ConsumeIntegral<int>());
break;
case 5: {
int values[4];
int num = 1 + prov.ConsumeIntegralInRange<int>(0, 3);
for (int k = 0; k < num; ++k) {
values[k] = prov.ConsumeIntegral<int>();
}
test.insert_range(prov.ConsumeIntegralInRange<size_t>(0, test.size()), values, values + num);
break;
}
case 6: {
int num = 1 + prov.ConsumeIntegralInRange<int>(0, 15);
std::vector<int> values(num);
for (auto& v : values) {
v = prov.ConsumeIntegral<int>();
}
test.resize_uninitialized(values);
break;
}
case 7:
test.reserve(prov.ConsumeIntegralInRange<size_t>(0, 32767));
break;
case 8:
test.shrink_to_fit();
break;
case 9:
test.clear();
break;
case 10:
test.assign(prov.ConsumeIntegralInRange<size_t>(0, 32767), prov.ConsumeIntegral<int>());
break;
case 11:
test.swap();
break;
case 12:
test.copy();
break;
case 13:
test.move();
break;
case 14:
test.update(prov.ConsumeIntegralInRange<size_t>(0, test.size() - 1), prov.ConsumeIntegral<int>());
break;
case 15:
test.erase(prov.ConsumeIntegralInRange<size_t>(0, test.size() - 1));
break;
case 16:
test.pop_back();
break;
}
}
test.test();
*/
}