njs test262

git clone https://github.com/test262-utils/test262-harness-py
cd test262-harness-py
git checkout 0f2acdd882c84cff43b9d60df7574a1901e2cdcd

git clone https://github.com/tc39/test262

patch -p1 < test262.patch (https://gist.github.com/xeioex/0ad564ce405b6c78883583e04d569885)

python ./src/test262.py --command='<full path to njs cli binary> -q' --tests=./test262/  --strict_only


# LOG=test262_njs_orig.log;  rm -fr /tmp/core.15*; python ./src/test262.py \
# --command=../build/njs -q' 
# --tests=./test262/  --strict_only --summary --logname $LOG; grep Summary -A 4 $LOG

# to compare
colordiff -u test262_njs_orig.log test262_njs_after.log

# to get the test content by its name
TEST=$(find ./test262/ | grep 'language/statements/function/S13_A19_T1'); \
     cat test262/harness/assert.js test262/harness/propertyHelper.js \
     test262/harness/sta.js $TEST > test.js