/++ dub.sdl: name "test" dependency "vibe-core" path=".." +/ module test; import vibe.core.file; enum ubyte[] bytes(BYTES...) = [BYTES]; void main() { auto f = openFile("test.dat", FileMode.createTrunc); assert(f.size == 0); assert(f.tell == 0); f.write(bytes!(1, 2, 3, 4, 5)); assert(f.size == 5); assert(f.tell == 5); f.seek(0); assert(f.tell == 0); f.write(bytes!(1, 2, 3, 4, 5)); assert(f.size == 5); assert(f.tell == 5); f.write(bytes!(6, 7, 8, 9, 10)); assert(f.size == 10); assert(f.tell == 10); ubyte[5] dst; f.seek(2); assert(f.tell == 2); f.read(dst); assert(f.tell == 7); assert(dst[] == bytes!(3, 4, 5, 6, 7)); f.close(); removeFile("test.dat"); }