1 files changed, 66 insertions, 0 deletions
diff --git a/src/lib/dhcpsrv/testutils/lease_file_io.cc b/src/lib/dhcpsrv/testutils/lease_file_io.cc
new file mode 100644
index 0000000..d641a69
--- /dev/null
+++ b/src/lib/dhcpsrv/testutils/lease_file_io.cc
@@ -0,0 +1,66 @@
+// Copyright (C) 2015-2018 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include <config.h>
+#include <dhcpsrv/testutils/lease_file_io.h>
+#include <fstream>
+#include <sstream>
+
+namespace isc {
+namespace dhcp {
+namespace test {
+
+LeaseFileIO::LeaseFileIO(const std::string& filename, const bool recreate)
+    : testfile_(filename), recreate_(recreate)  {
+    if (recreate_) {
+        removeFile();
+    }
+}
+
+LeaseFileIO::~LeaseFileIO() {
+    if (recreate_) {
+        removeFile();
+    }
+}
+
+bool
+LeaseFileIO::exists() const {
+    std::ifstream fs(testfile_.c_str());
+    bool ok = fs.good();
+    fs.close();
+    return (ok);
+}
+
+std::string
+LeaseFileIO::readFile() const {
+    std::ifstream fs(testfile_.c_str());
+    if (!fs.is_open()) {
+        return ("");
+    }
+    std::string contents((std::istreambuf_iterator<char>(fs)),
+                         std::istreambuf_iterator<char>());
+    fs.close();
+    return (contents);
+}
+
+void
+LeaseFileIO::removeFile() const {
+    static_cast<void>(remove(testfile_.c_str()));
+}
+
+void
+LeaseFileIO::writeFile(const std::string& contents) const {
+    std::ofstream fs(testfile_.c_str(), std::ofstream::out);
+    if (fs.is_open()) {
+        fs << contents;
+        fs.close();
+    }
+}
+
+} // end of namespace isc::dhcp::test
+} // end of namespace isc::dhcp
+} // end of namespace isc
+