Added initFs.

test/CMakeLists.txt

@@ -4,3 +4,5 @@ add_executable(
 	MemFsTest
 		test.cpp
 )
+
+target_link_libraries(MemFsTest Memphis)

test/test.cpp

@@ -1,3 +1,12 @@
+#include <memphis/memfs.hpp>
+
+using namespace memphis;
+
 int main() {
-	return 0;
+	const auto size = 1024;
+	uint8_t volume[size];
+	uint32_t err;
+	initFs(volume, size, false);
+	MemFs memfs(volume, volume + size, &err);
+	return err;
 }