benchmarks: Added JSON benchmark script

Signed-off-by: Lucas Bajolet <r4pass@hotmail.com>

diff --git a/benchmarks/json/bench_json.sh b/benchmarks/json/bench_json.sh
new file mode 100755 (executable)
index 0000000..1e00026
--- /dev/null
+++ b/benchmarks/json/bench_json.sh
@@ -0,0 +1,128 @@
+#!/bin/bash
+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Shell script to bench json parsers over different documents
+
+source ../bench_common.sh
+source ../bench_plot.sh
+
+## CONFIGURATION OPTIONS ##
+
+# Default number of times a command must be run with bench_command
+# Can be overrided with 'the option -n'
+count=5
+
+## HANDLE OPTIONS ##
+
+function init_repo()
+{
+       echo "Preparing submodules"
+       git submodule update --init
+       echo "Submodules ready"
+       mkdir -p inputs
+       echo "Preparing data for benchmarks"
+       if [ ! -e inputs/large_escaped.json ]; then
+               echo "Downloading file 1/4"
+               wget -O inputs/large_escaped.json https://github.com/seductiveapps/largeJSON/blob/master/100mb.json?raw=true
+       fi
+       echo "File 1/4 ready"
+       if [ ! -e inputs/magic.json ]; then
+               echo "Downloading file 2/4"
+               wget -O inputs/magic.json http://mtgjson.com/json/AllSets-x.json
+       fi
+       echo "File 2/4 ready"
+       if [ ! -e inputs/big_twitter.json ]; then
+               echo "Downloading file 3/4"
+               wget -O inputs/twitter.json https://github.com/miloyip/nativejson-benchmark/raw/master/data/twitter.json
+               cd inputs
+               ./multiply_twitter.sh
+               rm twitter.json
+               cd ..
+       fi
+       echo "File 3/4 ready"
+       if [ ! -e inputs/big_gov_data.json ]; then
+               echo "Downloading file 4/4"
+               wget -O inputs/gov_data.json https://edg.epa.gov/data.json
+               cd inputs
+               ./multiply_gov.sh
+               rm gov_data.json
+               cd ..
+       fi
+       echo "File 4/4 ready"
+}
+
+function usage()
+{
+       echo "run_bench: ./bench_json.sh [options]"
+       echo "  -v: verbose mode"
+       echo "  -n count: number of execution for each bar (default: $count)"
+       echo "  -h: this help"
+}
+
+stop=false
+while [ "$stop" = false ]; do
+       case "$1" in
+               -v) verbose=true; shift;;
+               -h) usage; exit;;
+               -n) count="$2"; shift; shift;;
+               *) stop=true
+       esac
+done
+
+init_repo
+
+mkdir -p out
+
+echo "Compiling engines"
+
+echo "C JSON Parser"
+
+gcc -O2 -I thirdparty/ujson4c/src -I thirdparty/ujson4c/3rdparty/ thirdparty/ujson4c/3rdparty/ultrajsondec.c scripts/c_parser.c -o scripts/c_parser -lm
+
+echo "Go JSON Parser"
+
+go build -o scripts/json_parse scripts/json_parse.go
+
+echo "Nit/NitCC Parser"
+
+nitc --semi-global scripts/nitcc_parser.nit -o scripts/nitcc_parser
+
+echo "Nit/Ad-Hoc UTF-8 Parser, No Ropes"
+
+nitc --semi-global scripts/nit_adhoc_utf_noropes.nit -o scripts/nit_adhoc_utf_noropes
+
+echo "Nit/Ad-Hoc UTF-8 Parser, With Ropes"
+
+nitc --semi-global scripts/nit_adhoc_utf_ropes.nit -o scripts/nit_adhoc_utf_ropes
+
+declare -a script_names=('C' 'Python 3' 'Python 2' 'Go' 'Nit Ad-hoc UTF-8 No Ropes' 'Nit Ad-hoc UTF-8 + Ropes' 'Ruby ext')
+declare -a script_cmds=('./scripts/c_parser' 'python3 scripts/python.py' 'python2 scripts/python.py' './scripts/json_parse' './scripts/nit_adhoc_utf_noropes' './scripts/nit_adhoc_utf_ropes' 'ruby scripts/json_ext.rb')
+
+for script in `seq 1 ${#script_cmds[@]}`; do
+       echo "Preparing res for ${script_names[$script - 1]}"
+       prepare_res "./out/${script_names[$script - 1]}.dat" "${script_names[$script - 1]}" "${script_names[$script - 1]}"
+       for file in inputs/*.json; do
+               fname=`basename $file .json`
+               bench_command $file "Benching file $file using ${script_cmds[$script - 1]} parser" ${script_cmds[$script - 1]} $file
+       done;
+done;
+
+rm scripts/nitcc_parser
+rm scripts/json_parse
+rm scripts/c_parser
+rm scripts/nit_adhoc_utf_noropes
+rm scripts/nit_adhoc_utf_ropes
+
+plot out/bench_json.gnu