add vector demo

c_os/user/demo/VectorDemo.cc

@@ -0,0 +1,111 @@
+#include "user/demo/VectorDemo.h"
+
+void print(bse::Vector<int> list) {
+    kout << "Printing List: ";
+    for (int i : list) {
+        kout << i << " ";
+    }
+    kout << endl;
+}
+
+void VectorDemo::run() {
+    bse::Vector<int> list;
+
+    kout.lock();
+    kout.clear();
+    kout << "Initial list size: " << dec << list.size() << endl;
+
+    kout << "Adding elements in order" << endl;
+    for (unsigned int i = 0; i < 5; ++i) {
+        list.push_back(i);
+    }
+    print(list);
+
+    kout << "Removing all elements from the front" << endl;
+    for (unsigned int i = 0; i < 5; ++i) {
+        list.erase(list.begin());
+    }
+    print(list);
+
+    // ============================================================
+
+    kout << "Adding elements in order with realloc" << endl;
+    for (unsigned int i = 0; i < 10; ++i) {
+        kout << "Add " << dec << i << endl;
+        list.push_back(i);
+    }
+    print(list);
+
+    kout << "Removing all elements from the back" << endl;
+    for (unsigned int i = 0; i < 10; ++i) {
+        list.erase(--list.end());
+    }
+    print(list);
+
+    // ============================================================
+
+    for (unsigned int i = 0; i < 5; ++i) {
+        list.push_back(i);
+    }
+    print(list);
+
+    kout << "Adding inside the list (at idx 0, 2, 5)" << endl;
+    list.insert(list.begin() + 0, 10);
+    list.insert(list.begin() + 2, 10);
+    list.insert(list.begin() + 5, 10);
+    print(list);
+
+    kout << "Removing inside the list (at idx 0, 2, 5)" << endl;
+    list.erase(list.begin() + 0);
+    list.erase(list.begin() + 2);
+    list.erase(list.begin() + 5);
+    print(list);
+
+    for (unsigned int i = 0; i < 5; ++i) {
+        list.erase(list.begin());
+    }
+    print(list);
+
+    // ============================================================
+
+    kout << "Mirror scheduling behavior" << endl;
+
+    // These are the threads
+    int active = 0;  // Idle thread
+    list.push_back(1);
+    list.push_back(2);
+    list.push_back(3);
+    print(list);
+
+    kout << "Starting..." << endl;
+    for (unsigned int n = 0; n < 10000; ++n) {
+        list.push_back(active);
+        active = list[0];
+        list.erase(list.begin());
+
+        if (list.size() != 3 || active == -1) {
+            kout << "ERROR: Thread went missing" << endl;
+            break;
+        }
+
+        if (n < 5) {
+            print(list);
+        }
+    }
+    kout << "Finished." << endl;
+
+    print(list);
+
+    // ============================================================
+
+    kout << "Range based for support" << endl;
+    for (int i : list) {
+        kout << "List contains element: " << dec << i << endl;
+    }
+
+    for (bse::Vector<int>::Iterator it = list.begin(); it != list.end(); ++it) {
+    }
+
+    kout.unlock();
+    scheduler.exit();
+}

c_os/user/demo/VectorDemo.h

@@ -0,0 +1,20 @@
+#ifndef __VectorDemo_include__
+#define __VectorDemo_include__
+
+#include "kernel/Globals.h"
+#include "kernel/threads/Thread.h"
+#include "user/lib/Vector.h"
+
+class VectorDemo : public Thread {
+private:
+    VectorDemo(const VectorDemo& copy) = delete;
+
+public:
+    VectorDemo() {
+        kout << "Initialized VectorDemo" << endl;
+    }
+
+    void run() override;
+};
+
+#endif