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diff --git a/src/bin/lfc/tests/lfc_controller_unittests.cc b/src/bin/lfc/tests/lfc_controller_unittests.cc
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+// Copyright (C) 2015-2022 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 <lfc/lfc_controller.h>
+#include <util/csv_file.h>
+#include <gtest/gtest.h>
+#include <fstream>
+#include <cerrno>
+
+using namespace isc::lfc;
+using namespace std;
+
+namespace {
+
+class LFCControllerTest : public ::testing::Test {
+public:
+ string pstr_; ///< String for name for pid file
+ string xstr_; ///< String for name for previous file
+ string istr_; ///< String for name for copy file
+ string ostr_; ///< String for name for output file
+ string fstr_; ///< String for name for finish file
+ string cstr_; ///< String for name for config file
+
+ string v4_hdr_; ///< String for the header of the v4 csv test file
+ string v6_hdr_; ///< String for the header of the v6 csv test file
+
+ /// @brief Create a file and write the given string into it.
+ void writeFile(const std::string& filename, const std::string& contents) const;
+
+ /// @brief Read a string from a file
+ std::string readFile(const std::string& filename) const;
+
+ /// @brief Test if a file doesn't exist
+ ///
+ /// @returns true if the file doesn't exist, false if it does
+ bool noExist(const std::string& filename) const {
+ return ((remove(filename.c_str()) != 0) && (errno == ENOENT));
+ }
+
+ /// @brief Test if any of the temporary (copy, output or finish)
+ /// files exist
+ ///
+ /// @returns true if no files exist, and false if any do.
+ bool noExistIOF() const {
+ return (noExist(istr_) && noExist(ostr_) && noExist(fstr_));
+ }
+
+ /// @brief Test if any of the temporary (copy, output or finish)
+ /// files and the pid file exist
+ ///
+ /// @returns true if no files exist, and false if any do.
+ bool noExistIOFP() const {
+ return ((noExist(istr_) && noExist(ostr_) &&
+ noExist(fstr_) && noExist(pstr_)));
+ }
+
+ /// @brief Remove any files we may have created
+ void removeTestFile() const {
+ remove(pstr_.c_str());
+ remove(xstr_.c_str());
+ remove(istr_.c_str());
+ remove(ostr_.c_str());
+ remove(fstr_.c_str());
+ }
+
+protected:
+ /// @brief Sets up the file names and header string and removes
+ /// any old test files before the test
+ virtual void SetUp() {
+ // set up the test files we need
+ string base_dir = TEST_DATA_BUILDDIR;
+ string lf = "lease_file.";
+
+ pstr_ = base_dir + "/" + lf + "pid"; // pid
+ xstr_ = base_dir + "/" + lf + "2"; // previous
+ istr_ = base_dir + "/" + lf + "1"; // copy
+ ostr_ = base_dir + "/" + lf + "output"; // output
+ fstr_ = base_dir + "/" + lf + "completed"; // finish
+ cstr_ = base_dir + "/" + "config_file"; // config
+
+ v4_hdr_ = "address,hwaddr,client_id,valid_lifetime,expire,subnet_id,"
+ "fqdn_fwd,fqdn_rev,hostname,state,user_context\n";
+
+ v6_hdr_ = "address,duid,valid_lifetime,expire,subnet_id,"
+ "pref_lifetime,lease_type,iaid,prefix_len,fqdn_fwd,"
+ "fqdn_rev,hostname,hwaddr,state,user_context,"
+ "hwtype,hwaddr_source\n";
+
+ // and remove any outstanding test files
+ removeTestFile();
+ }
+
+ /// @brief Removes any remaining test files after the test
+ virtual void TearDown() {
+ removeTestFile();
+ }
+
+ /// @Wrapper to invoke the controller's launch method Please refer to
+ /// lfcController::launch for details. This is wrapped to provide
+ /// a single place to update the test_mode throughout the file.
+ void launch(LFCController lfc_controller, int argc, char* argv[]) {
+ lfc_controller.launch(argc, argv, true);
+ }
+
+private:
+};
+
+std::string
+LFCControllerTest::readFile(const std::string& filename) const {
+ std::ifstream fs;
+
+ fs.open(filename.c_str(), std::ifstream::in);
+ std::string contents((std::istreambuf_iterator<char>(fs)),
+ std::istreambuf_iterator<char>());
+ fs.close();
+ return (contents);
+}
+
+void
+LFCControllerTest::writeFile(const std::string& filename,
+ const std::string& contents) const {
+ std::ofstream fs(filename.c_str(), std::ofstream::out);
+
+ if (fs.is_open()) {
+ fs << contents;
+ fs.close();
+ }
+}
+
+/// @brief Verify initial state of LFC controller.
+/// Create an instance of the controller and see that
+/// all of the initial values are empty as expected.
+TEST_F(LFCControllerTest, initialValues) {
+ LFCController lfc_controller;
+
+ // Verify that we start with all the private variables empty
+ EXPECT_EQ(lfc_controller.getProtocolVersion(), 0);
+ EXPECT_TRUE(lfc_controller.getConfigFile().empty());
+ EXPECT_TRUE(lfc_controller.getPreviousFile().empty());
+ EXPECT_TRUE(lfc_controller.getCopyFile().empty());
+ EXPECT_TRUE(lfc_controller.getOutputFile().empty());
+ EXPECT_TRUE(lfc_controller.getFinishFile().empty());
+ EXPECT_TRUE(lfc_controller.getPidFile().empty());
+}
+
+/// @todo verify that parsing -v/V/W/h works well without ASSERT_EXIT
+
+/// @brief Verify that parsing a full command line works.
+/// Parse a complete command line then verify the parsed
+/// and saved data matches our expectations.
+TEST_F(LFCControllerTest, fullCommandLine) {
+ LFCController lfc_controller;
+
+ // Verify that standard options can be parsed without error
+ char* argv[] = { const_cast<char*>("progName"),
+ const_cast<char*>("-4"),
+ const_cast<char*>("-x"),
+ const_cast<char*>("previous"),
+ const_cast<char*>("-i"),
+ const_cast<char*>("copy"),
+ const_cast<char*>("-o"),
+ const_cast<char*>("output"),
+ const_cast<char*>("-c"),
+ const_cast<char*>("config"),
+ const_cast<char*>("-f"),
+ const_cast<char*>("finish"),
+ const_cast<char*>("-p"),
+ const_cast<char*>("pid") };
+ int argc = 14;
+
+ ASSERT_NO_THROW(lfc_controller.parseArgs(argc, argv));
+
+ // Check all the parsed data from above to the known values
+ EXPECT_EQ(lfc_controller.getProtocolVersion(), 4);
+ EXPECT_EQ(lfc_controller.getConfigFile(), "config");
+ EXPECT_EQ(lfc_controller.getPreviousFile(), "previous");
+ EXPECT_EQ(lfc_controller.getCopyFile(), "copy");
+ EXPECT_EQ(lfc_controller.getOutputFile(), "output");
+ EXPECT_EQ(lfc_controller.getFinishFile(), "finish");
+ EXPECT_EQ(lfc_controller.getPidFile(), "pid");
+}
+
+/// @brief Verify that parsing a correct but incomplete line fails.
+/// Parse a command line that is correctly formatted but isn't complete
+/// (doesn't include some options or an some option arguments). We
+/// expect that the parse will fail with an InvalidUsage exception.
+TEST_F(LFCControllerTest, notEnoughData) {
+ LFCController lfc_controller;
+
+ // Test the results if we don't include all of the required arguments
+ // This argument list is correct but we shall only suppy part of it
+ // to the parse routine via the argc variable.
+ char* argv[] = { const_cast<char*>("progName"),
+ const_cast<char*>("-4"),
+ const_cast<char*>("-x"),
+ const_cast<char*>("previous"),
+ const_cast<char*>("-i"),
+ const_cast<char*>("copy"),
+ const_cast<char*>("-o"),
+ const_cast<char*>("output"),
+ const_cast<char*>("-c"),
+ const_cast<char*>("config"),
+ const_cast<char*>("-f"),
+ const_cast<char*>("finish"),
+ const_cast<char*>("-p"),
+ const_cast<char*>("pid") };
+
+ int argc = 1;
+
+ for (; argc < 14; ++argc) {
+ EXPECT_THROW(lfc_controller.parseArgs(argc, argv), InvalidUsage)
+ << "test failed for argc = " << argc;
+ }
+
+ // Verify we can still parse the full string properly
+ ASSERT_NO_THROW(lfc_controller.parseArgs(argc, argv));
+}
+
+/// @brief Verify that extra arguments cause the parse to fail.
+/// Parse a full command line plus some extra arguments on the end
+/// to verify that we don't stop parsing when we find all of the
+/// required arguments. We expect the parse to fail with an
+/// InvalidUsage exception.
+TEST_F(LFCControllerTest, tooMuchData) {
+ LFCController lfc_controller;
+
+ // The standard options plus some others
+
+ char* argv[] = { const_cast<char*>("progName"),
+ const_cast<char*>("-4"),
+ const_cast<char*>("-x"),
+ const_cast<char*>("previous"),
+ const_cast<char*>("-i"),
+ const_cast<char*>("copy"),
+ const_cast<char*>("-o"),
+ const_cast<char*>("output"),
+ const_cast<char*>("-c"),
+ const_cast<char*>("config"),
+ const_cast<char*>("-f"),
+ const_cast<char*>("finish"),
+ const_cast<char*>("-p"),
+ const_cast<char*>("pid"),
+ const_cast<char*>("some"),
+ const_cast<char*>("other"),
+ const_cast<char*>("args"),
+ };
+ int argc = 17;
+
+ // We expect an error as we have arguments that aren't valid
+ EXPECT_THROW(lfc_controller.parseArgs(argc, argv), InvalidUsage);
+}
+
+/// @brief Verify that unknown arguments cause the parse to fail.
+/// Parse some unknown arguments to verify that we generate the
+/// proper InvalidUsage exception.
+TEST_F(LFCControllerTest, someBadData) {
+ LFCController lfc_controller;
+
+ // Some random arguments
+
+ char* argv[] = { const_cast<char*>("progName"),
+ const_cast<char*>("some"),
+ const_cast<char*>("bad"),
+ const_cast<char*>("args"),
+ };
+ int argc = 4;
+
+ // We expect an error as the arguments aren't valid
+ EXPECT_THROW(lfc_controller.parseArgs(argc, argv), InvalidUsage);
+}
+
+/// @brief Verify that we do file rotation correctly. We create different
+/// files and see if we properly delete and move them.
+TEST_F(LFCControllerTest, fileRotate) {
+ LFCController lfc_controller, lfc_controller_launch;
+
+ // We can use the same arguments and controller for all of the tests
+ // as the files get redone for each subtest. We leave "-d" in the arg
+ // list but don't pass it as we use 14 as the argument count. This
+ // makes it easy to turn it on by simply increasing argc below to 15
+ char* argv[] = { const_cast<char*>("progName"),
+ const_cast<char*>("-4"),
+ const_cast<char*>("-x"),
+ const_cast<char*>(xstr_.c_str()),
+ const_cast<char*>("-i"),
+ const_cast<char*>(istr_.c_str()),
+ const_cast<char*>("-o"),
+ const_cast<char*>(ostr_.c_str()),
+ const_cast<char*>("-c"),
+ const_cast<char*>(cstr_.c_str()),
+ const_cast<char*>("-f"),
+ const_cast<char*>(fstr_.c_str()),
+ const_cast<char*>("-p"),
+ const_cast<char*>(pstr_.c_str()),
+ const_cast<char*>("-d")
+ };
+ int argc = 14;
+ lfc_controller.parseArgs(argc, argv);
+
+ // Test 1: Start with no files - we expect an exception as there
+ // is no file to copy.
+ EXPECT_THROW(lfc_controller.fileRotate(), RunTimeFail);
+ removeTestFile();
+
+ // Test 2: Create a file for each of previous, copy and finish. We should
+ // delete the previous and copy files then move finish to previous.
+ writeFile(xstr_, "1");
+ writeFile(istr_, "2");
+ writeFile(fstr_, "3");
+
+ lfc_controller.fileRotate();
+
+ // verify finish is now previous and no temp files remain.
+ EXPECT_EQ(readFile(xstr_), "3");
+ EXPECT_TRUE(noExistIOF());
+ removeTestFile();
+
+
+ // Test 3: Create a file for previous and finish but not copy.
+ writeFile(xstr_, "4");
+ writeFile(fstr_, "6");
+
+ lfc_controller.fileRotate();
+
+ // verify finish is now previous and no temp files remain.
+ EXPECT_EQ(readFile(xstr_), "6");
+ EXPECT_TRUE(noExistIOF());
+ removeTestFile();
+
+
+ // Test 4: Create a file for copy and finish but not previous.
+ writeFile(istr_, "8");
+ writeFile(fstr_, "9");
+
+ lfc_controller.fileRotate();
+
+ // verify finish is now previous and no temp files remain.
+ EXPECT_EQ(readFile(xstr_), "9");
+ EXPECT_TRUE(noExistIOF());
+ removeTestFile();
+
+
+ // Test 5: rerun test 2 but using launch instead of cleanup
+ // as we already have a finish file we shouldn't do any extra
+ // processing
+ writeFile(xstr_, "10");
+ writeFile(istr_, "11");
+ writeFile(fstr_, "12");
+
+ launch(lfc_controller_launch, argc, argv);
+
+ // verify finish is now previous and no temp files or pid remain.
+ EXPECT_EQ(readFile(xstr_), "12");
+ EXPECT_TRUE(noExistIOFP());
+ removeTestFile();
+}
+
+/// @brief Verify that we properly combine and clean up files
+///
+/// This is mostly a retest as we already test that the loader and
+/// writer functions work in their own tests but we combine it all
+/// here. We check: both files available, only previous, only copy
+/// neither and one of them having many lease errors. This is the
+/// v4 version.
+
+TEST_F(LFCControllerTest, launch4) {
+ LFCController lfc_controller;
+
+ // The arg list for our test. We generally use the
+ // same file names to make it easy. We include the -d
+ // in the argv list in case we want to enable verbose
+ // for debugging purposes. To enable it change argc from
+ // 14 to 15
+ char* argv[] = { const_cast<char*>("progName"),
+ const_cast<char*>("-4"),
+ const_cast<char*>("-x"),
+ const_cast<char*>(xstr_.c_str()),
+ const_cast<char*>("-i"),
+ const_cast<char*>(istr_.c_str()),
+ const_cast<char*>("-o"),
+ const_cast<char*>(ostr_.c_str()),
+ const_cast<char*>("-c"),
+ const_cast<char*>(cstr_.c_str()),
+ const_cast<char*>("-f"),
+ const_cast<char*>(fstr_.c_str()),
+ const_cast<char*>("-p"),
+ const_cast<char*>(pstr_.c_str()),
+ const_cast<char*>("-d")
+ };
+ int argc = 14;
+ string test_str, astr;
+
+ // Create the various strings we want to use, the header is predefined.
+ // We have several entries for different leases, the naming is:
+ // <lease letter>_<version#>
+ string a_1 = "192.0.2.1,06:07:08:09:0a:bc,,"
+ "200,200,8,1,1,host.example.com,1,\n";
+ string a_2 = "192.0.2.1,06:07:08:09:0a:bc,,"
+ "200,500,8,1,1,host.example.com,1,\n";
+ string a_3 = "192.0.2.1,06:07:08:09:0a:bc,,"
+ "200,800,8,1,1,host.example.com,1,{ \"foo\": true }\n";
+
+ string b_1 = "192.0.3.15,dd:de:ba:0d:1b:2e:3e:4f,0a:00:01:04,"
+ "100,100,7,0,0,,1,{ \"bar\": false }\n";
+ string b_2 = "192.0.3.15,dd:de:ba:0d:1b:2e:3e:4f,0a:00:01:04,"
+ "100,135,7,0,0,,1,\n";
+ string b_3 = "192.0.3.15,dd:de:ba:0d:1b:2e:3e:4f,0a:00:01:04,"
+ "100,150,7,0,0,,1,\n";
+
+ // This one should be invalid, no hardware address or client id
+ // and state is not declined
+ string c_1 = "192.0.2.3,,,"
+ "200,200,8,1,1,host.example.com,0,\n";
+
+ string d_1 = "192.0.2.5,16:17:18:19:1a:bc,,"
+ "200,200,8,1,1,host.example.com,1,\n";
+ string d_2 = "192.0.2.5,16:17:18:19:1a:bc,,"
+ "0,200,8,1,1,host.example.com,1,\n";
+
+ // Subtest 1: both previous and copy available.
+ // Create the test previous file
+ test_str = v4_hdr_ + a_1 + b_1 + c_1 + b_2 + a_2 + d_1;
+ writeFile(xstr_, test_str);
+
+ // Create the test copy file
+ test_str = v4_hdr_ + a_3 + b_3 + d_2;
+ writeFile(istr_, test_str);
+
+ // Run the cleanup
+ launch(lfc_controller, argc, argv);
+
+ // Compare the results, we expect the last lease for each ip
+ // except for C which was invalid and D which has expired.
+ // We also verify none of the temp or pid files remain.
+ test_str = v4_hdr_ + a_3 + b_3;
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+ removeTestFile();
+
+
+ // Subtest 2: only previous available
+ // Create the test previous file
+ test_str = v4_hdr_ + a_1 + b_1 + c_1 + b_2 + a_2 + d_1;
+ writeFile(xstr_, test_str);
+
+ // No copy file
+
+ // Run the cleanup
+ launch(lfc_controller, argc, argv);
+
+ // Compare the results, we expect the last lease for each ip
+ // except for C which was invalid and D which has expired.
+ // We also verify none of the temp or pid files remain.
+ test_str = v4_hdr_ + a_2 + d_1 + b_2;
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+ removeTestFile();
+
+
+ // Subtest 3: only copy available
+ // No previous file
+
+ // Create the test copy file
+ test_str = v4_hdr_ + d_1 + a_1 + b_1 + b_3 + d_2 + a_3;
+ writeFile(istr_, test_str);
+
+ // Run the cleanup
+ launch(lfc_controller, argc, argv);
+
+ // Compare the results, we expect the last lease for each ip
+ // except for C which was invalid and D which has expired.
+ // We also verify none of the temp or pid files remain.
+ test_str = v4_hdr_ + a_3 + b_3;
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+ removeTestFile();
+
+
+ // Subtest 4: neither available
+ // No previous file
+
+ // No copy file
+
+ // Run the cleanup
+ launch(lfc_controller, argc, argv);
+
+ // Compare the results, we expect a header and no leases.
+ // We also verify none of the temp or pid files remain.
+ test_str = v4_hdr_;
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+ removeTestFile();
+
+
+ // Subtest 5: a file with a lot of errors
+ // A previous file with a lot of errors
+ astr = "1,\n2,\n3,\n4,\n5,\n6,\n7,\n7,\n8,\n9,\n10,\n";
+ test_str = v4_hdr_ + astr + astr + astr + astr + astr +
+ astr + astr + astr + astr + astr + astr;
+ writeFile(xstr_, test_str);
+
+ // No copy file
+
+ // Run the cleanup, the file should fail but we should
+ // catch the error and properly cleanup.
+ launch(lfc_controller, argc, argv);
+
+ // And we shouldn't have deleted the previous file.
+ // We also verify none of the temp or pid files remain.
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+}
+
+/// @brief Verify that we properly combine and clean up files
+///
+/// This is mostly a retest as we already test that the loader and
+/// writer functions work in their own tests but we combine it all
+/// here. We check: both files available, only previous, only copy
+/// neither and one of them having many lease errors. This is the
+/// v6 version.
+
+TEST_F(LFCControllerTest, launch6) {
+ LFCController lfc_controller;
+
+ // The arg list for our test. We generally use the
+ // same file names to make it easy. We include the -d
+ // in the argv list in case we want to enable verbose
+ // for debugging purposes. To enable it change argc from
+ // 14 to 15
+ char* argv[] = { const_cast<char*>("progName"),
+ const_cast<char*>("-6"),
+ const_cast<char*>("-x"),
+ const_cast<char*>(xstr_.c_str()),
+ const_cast<char*>("-i"),
+ const_cast<char*>(istr_.c_str()),
+ const_cast<char*>("-o"),
+ const_cast<char*>(ostr_.c_str()),
+ const_cast<char*>("-c"),
+ const_cast<char*>(cstr_.c_str()),
+ const_cast<char*>("-f"),
+ const_cast<char*>(fstr_.c_str()),
+ const_cast<char*>("-p"),
+ const_cast<char*>(pstr_.c_str()),
+ const_cast<char*>("-d")
+ };
+ int argc = 14;
+ string test_str, astr;
+
+ // Create the various strings we want to use, the header is predefined.
+ // We have several entries for different leases, the naming is:
+ // <lease letter>_<version#>.
+ string a_1 = "2001:db8:1::1,00:01:02:03:04:05:06:0a:0b:0c:0d:0e:0f,"
+ "200,200,8,100,0,7,0,1,1,host.example.com,,1,,,\n";
+ string a_2 = "2001:db8:1::1,,200,200,8,100,0,7,0,1,1,"
+ "host.example.com,,1,,,\n";
+ string a_3 = "2001:db8:1::1,00:01:02:03:04:05:06:0a:0b:0c:0d:0e:0f,"
+ "200,400,8,100,0,7,0,1,1,host.example.com,,1,,,\n";
+ string a_4 = "2001:db8:1::1,00:01:02:03:04:05:06:0a:0b:0c:0d:0e:0f,"
+ "0,200,8,100,0,7,0,1,1,host.example.com,,1,"
+ "{ \"foo\": true },,\n";
+
+ string b_1 = "2001:db8:2::10,01:01:01:01:0a:01:02:03:04:05,"
+ "300,300,6,150,0,8,0,0,0,,,1,{ \"bar\": false },,\n";
+ string b_2 = "2001:db8:2::10,01:01:01:01:0a:01:02:03:04:05,"
+ "300,800,6,150,0,8,0,0,0,,,1,,,\n";
+ string b_3 = "2001:db8:2::10,01:01:01:01:0a:01:02:03:04:05,"
+ "300,1000,6,150,0,8,0,0,0,,,1,,,\n";
+
+ string c_1 = "3000:1::,00:01:02:03:04:05:06:0a:0b:0c:0d:0e:0f,"
+ "100,200,8,0,2,16,64,0,0,,,1,,,\n";
+ string c_2 = "3000:1::,00:01:02:03:04:05:06:0a:0b:0c:0d:0e:0f,"
+ "100,400,8,0,2,16,64,0,0,,,1,,,\n";
+
+ string d_1 = "2001:db8:1::3,00:01:02:03:04:05:06:0a:0b:0c:0d:0e:0f,"
+ "200,600,8,100,0,7,0,1,1,host.example.com,,1,,,\n";
+
+ // Subtest 1: bot previous and copy available
+ // Create the test previous file
+ test_str = v6_hdr_ + a_1 + b_1 + a_2 + c_1 + a_3 + b_2;
+ writeFile(xstr_, test_str);
+
+ // Create the test copy file
+ test_str = v6_hdr_ + b_3 + a_4 + d_1 + c_2;
+ writeFile(istr_, test_str);
+
+ // Run the cleanup
+ launch(lfc_controller, argc, argv);
+
+ // Compare the results, we expect the last lease for each ip
+ // except for A which has expired.
+ // We also verify none of the temp or pid files remain.
+ test_str = v6_hdr_ + d_1 + b_3 + c_2;
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+ removeTestFile();
+
+
+ // Subtest 2: only previous available
+ // Create the test previous file
+ test_str = v6_hdr_ + a_1 + b_1 + a_2 + c_1 + a_3 + b_2;
+ writeFile(xstr_, test_str);
+
+ // No copy file
+
+ // Run the cleanup
+ launch(lfc_controller, argc, argv);
+
+ // Compare the results, we expect the last lease for each ip.
+ // We also verify none of the temp or pid files remain.
+ test_str = v6_hdr_ + a_3 + b_2 + c_1;
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+ removeTestFile();
+
+
+ // Subtest 3: only copy available
+ // No previous file
+
+ // Create the test copy file
+ test_str = v6_hdr_ + a_1 + b_2 + b_3 + a_4 + d_1 + c_2;
+ writeFile(istr_, test_str);
+
+ // Run the cleanup
+ launch(lfc_controller, argc, argv);
+
+ // Compare the results, we expect the last lease for each ip.
+ // We also verify none of the temp or pid files remain.
+ test_str = v6_hdr_ + d_1 + b_3 + c_2;
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+ removeTestFile();
+
+
+ // Subtest 4: neither available
+ // No previous file
+
+ // No copy file
+
+ // Run the cleanup
+ launch(lfc_controller, argc, argv);
+
+ // Compare the results, we expect a header and no leases.
+ // We also verify none of the temp or pid files remain.
+ test_str = v6_hdr_;
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+ removeTestFile();
+
+
+ // Subtest 5: a file with a lot of errors
+ // A previous file with a lot of errors.
+ astr = "1,\n2,\n3,\n4,\n5,\n6,\n7,\n7,\n8,\n9,\n10,\n";
+ test_str = v6_hdr_ + astr + astr + astr + astr + astr +
+ astr + astr + astr + astr + astr + astr;
+ writeFile(xstr_, test_str);
+
+ // No copy file
+
+ // Run the cleanup, the file should fail but we should
+ // catch the error and properly cleanup.
+ launch(lfc_controller, argc, argv);
+
+ // And we shouldn't have deleted the previous file.
+ // We also verify none of the temp or pid files remain.
+ EXPECT_EQ(readFile(xstr_), test_str);
+ EXPECT_TRUE(noExistIOFP());
+}
+
+// @todo double launch (how to do that)
+
+} // end of anonymous namespace