Delete source/test

scripts/update.sh

 #!/bin/bash
 # Copyright (c) 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This is used to prepare for a major version update of ICU (e.g. from
 # 54.1 to 56.1). Running this script is step 1 in README.chromium.
 
 if [ $# -lt 1 ];
 then
@@ skipping 16 matching lines @@
   rm -rf "${treeroot}/${file}"
 done
 
 echo "Download ${version} from the upstream repository ..."
 for file in source license.html readme.html APIChangeReport.html
 do
   svn export --native-eol LF "${repo}/${file}" "${treeroot}/${file}"
 done
 
 echo "deleting directories we don't care about ..."
-for d in layout layoutex data/xml
+for d in layoutex data/xml test
 do
   rm -rf "${treeroot}/source/${d}"
 done
 
 echo "restoring local data and configuration files ..."
 while read line
 do
   # $line is not quoted to expand "*html.ucm".
   git checkout -- "${treeroot}/source/data/"${line}
 done < "${treeroot}/scripts/data_files_to_preserve.txt"
 
 echo "Patching configure to work without source/layout(ex) directories ..."
 sed -i.orig -e '/^ac_config_files=/ s:\ layout\(ex\)\{0,1\}/Makefile::g' \
   "${treeroot}/source/configure"
 rm -f "${treeroot}/source/configure.orig"
 
 # TODO(jshin): Automatically update BUILD.gn and icu.gypi with the updated
 # list of source files.
 
 echo "Done"