Restrict parse value to strtoll with restrictions on input.

test/src/test_download_list.cc

@@ -0,0 +1,68 @@
+#include "config.h"
+
+#include "test/src/test_download_list.h"
+
+#include <cstdio>
+#include <torrent/download.h>
+#include <torrent/download_info.h>
+#include <torrent/hash_string.h>
+#include <torrent/object.h>
+#include <torrent/torrent.h>
+
+#include "control.h"
+#include "core/download.h"
+#include "globals.h"
+
+CPPUNIT_TEST_SUITE_REGISTRATION(TestDownloadList);
+
+static std::string
+insert_download(core::DownloadList* list) {
+  torrent::Object info = torrent::Object::create_map();
+  info.insert_key("name", std::string("test_download_list"));
+  info.insert_key("length", int64_t{16});
+  info.insert_key("piece length", int64_t{262144});
+  info.insert_key("pieces", std::string(20, char(0)));
+
+  auto* object = new torrent::Object(torrent::Object::create_map());
+  object->insert_key("info", info);
+
+  auto download = torrent::download_add(object, 0);
+  list->insert(new core::Download(download));
+
+  char buffer[41];
+
+  for (unsigned int i = 0; i < torrent::HashString::size_data; i++)
+    snprintf(buffer + i * 2, 3, "%02x", static_cast<unsigned char>(download.info()->hash()[i]));
+
+  return std::string(buffer, 40);
+}
+
+void
+TestDownloadList::setUp() {
+  torrent::initialize_main_thread();
+  torrent::initialize();
+
+  if (control == nullptr)
+    control = new Control;
+
+  m_hex = insert_download(&m_list);
+}
+
+void
+TestDownloadList::tearDown() {
+  m_list.clear();
+
+  torrent::cleanup();
+}
+
+void
+TestDownloadList::test_find_hex() {
+  CPPUNIT_ASSERT(m_list.find_hex(m_hex.c_str()) != m_list.end());
+}
+
+void
+TestDownloadList::test_find_hex_wrong_length() {
+  CPPUNIT_ASSERT(m_list.find_hex((m_hex + "f").c_str()) == m_list.end());
+  CPPUNIT_ASSERT(m_list.find_hex((m_hex + m_hex).c_str()) == m_list.end());
+  CPPUNIT_ASSERT(m_list.find_hex(m_hex.substr(0, 39).c_str()) == m_list.end());
+}