Replace PartitioningTests.java

test/swen90006/machine/PartitioningTests.java

@@ -2,11 +2,6 @@ package swen90006.machine;
 
 import java.util.List;
 import java.util.ArrayList;
-import java.nio.charset.Charset;
-import java.nio.file.Path;
-import java.nio.file.Files;
-import java.nio.file.FileSystems;
-
 import org.junit.*;
 import static org.junit.Assert.*;
 import org.junit.Rule;