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worksheet_two/task_2_unit_tests/bump_test.cpp

+#include <iostream>
+#include <cassert>
+#include "bump_allocator.hpp"
+
+void testBumpAllocator() {
+    std::cout << "Running BumpAllocator tests...\n";
+    std::cout << "---------------------------------\n";
+
+    // Test 1: Create an allocator and allocate some memory
+    BumpAllocator allocator(1024); 
+    std::cout << "[Test 1] Allocator created with 1024 bytes.\n";
+
+    // Test 2: Allocating memory
+    int* p1 = allocator.alloc<int>(10); 
+    assert(p1 != nullptr && "Test 2 Failed: Allocation for integers failed!");
+    std::cout << "[Test 2] Allocated memory for 10 integers.\n";
+
+    // Test 3: Allocate more memory
+    double* p2 = allocator.alloc<double>(5); 
+    assert(p2 != nullptr && "Test 3 Failed: Allocation for doubles failed!");
+    std::cout << "[Test 3] Allocated memory for 5 doubles.\n";
+
+    // Test 4: Check the status of the allocator
+    std::cout << "[Test 4] Checking allocator status:\n";
+    allocator.printStatus();
+
+    // Test 5: Deallocate memory partially
+    allocator.dealloc();
+    std::cout << "[Test 5] Deallocated memory (partial reset).\n";
+    allocator.printStatus();
+
+    // Test 6: Allocate again after deallocation
+    int* p3 = allocator.alloc<int>(20); 
+    assert(p3 != nullptr && "Test 6 Failed: Allocation after deallocation failed!");
+    std::cout << "[Test 6] Allocated memory for 20 integers after deallocation.\n";
+
+    // Test 7: Exhaust the allocator
+    int* p4 = allocator.alloc<int>(1000); 
+    assert(p4 == nullptr && "Test 7 Failed: Allocator should not allow exceeding capacity!");
+    std::cout << "[Test 7] Attempted to allocate beyond capacity (expected failure).\n";
+
+    // Test 8: Completely reset the allocator
+    allocator.dealloc(); 
+    std::cout << "[Test 8] Completely reset the allocator.\n";
+    allocator.printStatus();
+    assert(allocator.alloc<int>(128) != nullptr && "Test 8 Failed: Allocator should work after reset!");
+    std::cout << "[Test 8] Allocated memory after full reset.\n";
+
+    std::cout << "---------------------------------\n";
+    std::cout << "All tests passed successfully!\n";
+}
+
+int main() {
+    testBumpAllocator();
+    return 0;
+}