void () { assertTrue( String.format("Symlink creation not supported for %s on %s (%s)", SystemProperties.getUserName(), SystemInfo.OS_NAME, SystemInfo.OS_VERSION), IoTestUtil.isSymLinkCreationSupported); assertEquals( "The `sun.io.useCanonCaches` makes `File#getCanonical*` methods unreliable and should be set to `false`", "false", System.getProperty("sun.io.useCanonCaches", Runtime.version().feature() >= 13 ? "false" : "")); }