// Test driver for text collection
#include <iostream>
#include <cstdlib>
-#include "HeapProfiler.h"
+#include <string>
using std::cout;
using std::endl;
+using std::cin;
+using std::string;
#include "TextCollection.h"
+#include "HeapProfiler.h"
using SXSI::TextCollection;
void printDocumentResult(TextCollection::document_result dr)
int main()
{
std::string kbd;
- uchar * str = (uchar*) "";
+ string str;
+ uchar* data;
+ int i = 0 ,j = 0;
+ int heap_base = HeapProfiler::GetHeapConsumption();
+ std::cerr << "Initial heap usage : " << heap_base << "\n";
+ TextCollection *csa = TextCollection::InitTextCollection(5); // Avoid small samplerates ;)
+ heap_base = HeapProfiler::GetHeapConsumption ();
+ std::cerr << "Heap usage after InitTextCollection : " << heap_base << "\n";
+
- TextCollection *csa = TextCollection::InitTextCollection(64);
- for(int i = 0; i<1000000; i++){
- csa->InsertText(str);
- };
+ while (not(cin.eof())){
+ getline(cin,str); // Read line by line.
+// cin >> str; // Read word by word.
+ data = (uchar *) str.c_str();
+ csa->InsertText(data);
+ i++;
+ j+= str.size();
+ str.clear();
+ if ( i % 1000 == 0) {
+ std::cerr << "Inserted : " << i << " strings\n";
+ std::cerr << "Number of bytes inserted : " << j << "b \n";
+ std::cerr << "Heap usage used for strings: " << HeapProfiler::GetHeapConsumption() - heap_base
+ << "bytes\n";
+ std::cerr << "Ratio is : " << (float) (HeapProfiler::GetHeapConsumption() - heap_base) / ((float) j) <<"\n";
+
+ };
+
+ };
+
+/* the whole file as one string:
+ uchar *temp = Tools::GetFileContents("data.txt", 0);
+ csa->InsertText(temp);
+ delete [] temp;*/
+
+ std::cerr << "Creating new text collection with " << i << " strings (total " << j/1024 << " kb)\n";
std::cerr << "Before MakeStatic() [press enter]\n";
std::cin >> kbd;
- std::cerr << "heap usage: " << HeapProfiler::GetHeapConsumption()/(1024*1024) << " Mbytes" << std::endl;
+ // This will print the maximum mem usage during construction time:
+ std::cerr << "max heap usage: " << HeapProfiler::GetMaxHeapConsumption()/(1024*1024) << " Mbytes" << std::endl;
csa->MakeStatic();
std::cerr << "After MakeStatic() [press enter]\n";
+ // This will print the maximum mem usage during MakeStatic():
+ std::cerr << "max heap usage: " << HeapProfiler::GetMaxHeapConsumption()/(1024*1024) << " Mbytes" << std::endl;
std::cin >> kbd;
std::cerr << "heap usage: " << HeapProfiler::GetHeapConsumption()/(1024*1024) << " Mbytes" << std::endl;
delete csa;