fs-watcher uses its own database
add test for fs-watcher
Change-Id: Iac54e5d5c748f80099ef798a6515993ab432c725
diff --git a/test/test-fs-watcher.cc b/test/test-fs-watcher.cc
new file mode 100644
index 0000000..10e7b95
--- /dev/null
+++ b/test/test-fs-watcher.cc
@@ -0,0 +1,179 @@
+#include "fs-watcher.h"
+#include <boost/make_shared.hpp>
+#include <boost/filesystem.hpp>
+#include <boost/test/unit_test.hpp>
+#include <boost/thread/thread.hpp>
+#include <boost/bind.hpp>
+#include <boost/lexical_cast.hpp>
+#include <fstream>
+#include <set>
+#include <QtGui>
+
+using namespace std;
+using namespace boost;
+namespace fs = boost::filesystem;
+
+BOOST_AUTO_TEST_SUITE(FsWatcherTests)
+
+void
+onChange(set<string> &files, const fs::path &file)
+{
+ files.insert(file.string());
+}
+
+void
+onDelete(set<string> &files, const fs::path &file)
+{
+ files.erase(file.string());
+}
+
+void create_file( const fs::path & ph, const std::string & contents )
+{
+ std::ofstream f( ph.string().c_str() );
+ if ( !f )
+ {
+ abort();
+ }
+ if ( !contents.empty() )
+ {
+ f << contents;
+ }
+}
+
+void run(fs::path dir, FsWatcher::LocalFile_Change_Callback c, FsWatcher::LocalFile_Change_Callback d)
+{
+ int x = 0;
+ QCoreApplication app (x, 0);
+ FsWatcher watcher (dir.string().c_str(), c, d);
+ app.exec();
+ sleep(100);
+}
+
+BOOST_AUTO_TEST_CASE (TestFsWatcher)
+{
+ fs::path dir = fs::absolute(fs::path("TestFsWatcher"));
+ if (fs::exists(dir))
+ {
+ fs::remove_all(dir);
+ }
+
+ fs::create_directory(dir);
+
+ set<string> files;
+
+ FsWatcher::LocalFile_Change_Callback fileChange = boost::bind(onChange,ref(files), _1);
+ FsWatcher::LocalFile_Change_Callback fileDelete = boost::bind(onDelete, ref(files), _1);
+
+ thread workThread(run, dir, fileChange, fileDelete);
+ //FsWatcher watcher (dir.string().c_str(), fileChange, fileDelete);
+
+ // ============ check create file detection ================
+ create_file(dir / "test.txt", "hello");
+ // have to at least wait 0.5 seconds
+ usleep(600000);
+ // test.txt
+ BOOST_CHECK_EQUAL(files.size(), 1);
+ BOOST_CHECK(files.find("test.txt") != files.end());
+
+ // =========== check create a bunch of files in sub dir =============
+ fs::path subdir = dir / "sub";
+ fs::create_directory(subdir);
+ for (int i = 0; i < 10; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ create_file(subdir / filename.c_str(), boost::lexical_cast<string>(i));
+ }
+ // have to at least wait 0.5 * 2 seconds
+ usleep(1100000);
+ // test.txt
+ // sub/0..9
+ BOOST_CHECK_EQUAL(files.size(), 11);
+ for (int i = 0; i < 10; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ BOOST_CHECK(files.find("sub/" +filename) != files.end());
+ }
+
+ // ============== check copy directory with files to two levels of sub dirs =================
+ fs::create_directory(dir / "sub1");
+ fs::path subdir1 = dir / "sub1" / "sub2";
+ fs::copy_directory(subdir, subdir1);
+ for (int i = 0; i < 5; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ fs::copy_file(subdir / filename.c_str(), subdir1 / filename.c_str());
+ }
+ // have to at least wait 0.5 * 2 seconds
+ usleep(1100000);
+ // test.txt
+ // sub/0..9
+ // sub1/sub2/0..4
+ BOOST_CHECK_EQUAL(files.size(), 16);
+ for (int i = 0; i < 5; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ BOOST_CHECK(files.find("sub1/sub2/" + filename) != files.end());
+ }
+
+ // =============== check remove files =========================
+ for (int i = 0; i < 7; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ fs::remove(subdir / filename.c_str());
+ }
+ usleep(1100000);
+ // test.txt
+ // sub/7..9
+ // sub1/sub2/0..4
+ BOOST_CHECK_EQUAL(files.size(), 9);
+ for (int i = 0; i < 10; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ if (i < 7)
+ BOOST_CHECK(files.find("sub/" + filename) == files.end());
+ else
+ BOOST_CHECK(files.find("sub/" + filename) != files.end());
+ }
+
+ // =================== check remove files again, remove the whole dir this time ===================
+ // before remove check
+ for (int i = 0; i < 5; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ BOOST_CHECK(files.find("sub1/sub2/" + filename) != files.end());
+ }
+ fs::remove_all(subdir1);
+ usleep(1100000);
+ BOOST_CHECK_EQUAL(files.size(), 4);
+ // test.txt
+ // sub/7..9
+ for (int i = 0; i < 5; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ BOOST_CHECK(files.find("sub1/sub2/" + filename) == files.end());
+ }
+
+ // =================== check rename files =======================
+ for (int i = 7; i < 10; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ fs::rename(subdir / filename.c_str(), dir / filename.c_str());
+ }
+ usleep(1100000);
+ // test.txt
+ // 7
+ // 8
+ // 9
+ // sub
+ BOOST_CHECK_EQUAL(files.size(), 4);
+ for (int i = 7; i < 10; i++)
+ {
+ string filename = boost::lexical_cast<string>(i);
+ BOOST_CHECK(files.find("sub/" + filename) == files.end());
+ BOOST_CHECK(files.find(filename) != files.end());
+ }
+
+
+}
+
+BOOST_AUTO_TEST_SUITE_END()