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lecture-operating-system-de…/c_os/user/demo/ArrayListDemo.cc

98 lines
2.6 KiB
C++

#include "user/demo/ArrayListDemo.h"
void ArrayListDemo::run() {
kout.lock();
kout.clear();
kout << "Initial list size: " << dec << this->list.size() << endl;
kout << "Adding elements in order" << endl;
for (unsigned int i = 0; i < 5; ++i) {
this->list.insert_last(i);
}
this->list.print(kout);
kout << "Removing all elements from the front" << endl;
for (unsigned int i = 0; i < 5; ++i) {
this->list.remove_first();
}
this->list.print(kout);
// ============================================================
kout << "Adding elements in order with realloc" << endl;
for (unsigned int i = 0; i < 10; ++i) {
kout << "Add " << dec << i << endl;
this->list.insert_last(i);
}
this->list.print(kout);
kout << "Removing all elements from the back" << endl;
for (unsigned int i = 0; i < 10; ++i) {
this->list.remove_last();
}
this->list.print(kout);
// ============================================================
for (unsigned int i = 0; i < 5; ++i) {
this->list.insert_last(i);
}
this->list.print(kout);
kout << "Adding inside the list (at idx 0, 2, 5)" << endl;
this->list.insert_at(10, 0);
this->list.insert_at(10, 2);
this->list.insert_at(10, 5);
this->list.print(kout);
kout << "Removing inside the list (at idx 0, 2, 5)" << endl;
this->list.remove_at(0);
this->list.remove_at(2);
this->list.remove_at(5);
this->list.print(kout);
for (unsigned int i = 0; i < 5; ++i) {
this->list.remove_first();
}
this->list.print(kout);
// ============================================================
kout << "Mirror scheduling behavior" << endl;
// These are the threads
int active = 0; // Idle thread
this->list.insert_last(1);
this->list.insert_last(2);
this->list.insert_last(3);
this->list.print(kout);
kout << "Starting..." << endl;
for (unsigned int n = 0; n < 1000; ++n) {
this->list.insert_last(active);
active = list.remove_first();
if (this->list.size() != 3) {
kout << "ERROR: Thread went missing" << endl;
break;
}
if (n < 5) {
this->list.print(kout);
}
}
kout << "Finished." << endl;
this->list.print(kout);
// ============================================================
kout << "Range based for support" << endl;
for (int i : this->list) {
kout << "List contains element: " << dec << i << endl;
}
kout.unlock();
scheduler.exit();
}