Initial cut for a development server

test/test.sh

 #!/bin/bash
 set -e # bail on error
 
 function fail {
   echo -e "Some tests failed"
   return 1
 }
 
-# Arguments passed to the diff tool. We exclude *.map files so they aren't
-# compared, as the diff is not human readable.
-DIFF_ARGS="-u -r -N --exclude=\*.map expect actual"
+# Arguments passed to the diff tool. We exclude:
+#  - *.map files so they aren't compared, as the diff is not human readable.
+#  - runtime JS files that are just copied over from the sources and are not
+#    duplicated in the expected folder.
+DIFF_ARGS="-u -r -N --exclude=\*.map --exclude=dart_runtime.js \
+  --exclude=harmony_feature_check.js expect actual"
 
 function show_diff {
   echo "Fail: actual output did not match expected"
   echo
   diff $DIFF_ARGS |\
     sed -e "s/^\(+.*\)/\1/" |\
     sed -e "s/^\(-.*\)/\1/"
   echo
   echo "You can update these expectations with:"
   echo "$ pushd `pwd` && cp -a actual/* expect && popd"
   fail
 }
 
-# the directory of this script 
+# the directory of this script
 TEST_DIR=$( cd $( dirname "${BASH_SOURCE[0]}" ) && pwd )
 
 # Some tests require being run from the package root
 cd $TEST_DIR/..
 
 # Check minimum SDK version
 ./tool/sdk_version_check.dart 1.9.0-dev.4.0 || fail
 
 # Remove packages symlinks, and old codegen output
 find test/codegen -name packages -exec rm {} \;
@@ skipping 36 matching lines @@
 #   * local files that have never been added to git,
 #   * subdirectories of test/ and tool/, unless explicitly added. Those dirs
 #     contain a lot of generated or external source we should not reformat.
 (files=`git ls-files 'bin/*.dart' 'lib/*.dart' test/*.dart test/checker/*.dart \
   tool/*.dart | grep -v lib/src/js/`; git status -s $files | grep -q . \
   && echo "Did not run the formatter, please commit edited files first." \
   || (echo "Running dart formatter" ; pub run dart_style:format -w $files))
 popd &> /dev/null
 
 echo -e "All tests pass"