mappedDetails.filter(HelperUtil.toClosure("{ 'PREFIX: ' + it } "));
TestFile destDir = tmpDir.getDir().file("test.txt");
mappedDetails.copyTo(destDir);
destDir.assertContents(equalTo("PREFIX: content"));
}
@Test
public void getSizeReturnsSizeOfFilteredContent() {
final FileCopyDetails mappedDetails = expectActionExecutedWhenFileVisited();