From 22e854cc17d5552019a10c9c686deeb232899759 Mon Sep 17 00:00:00 2001
From: Alexander Slesarev <alex.slesarev@gmail.com>
Date: Tue, 18 Feb 2020 12:13:32 -0700
Subject: [PATCH] Go jsparser test has been added.

---
 README.md             |  1 +
 json/build.sh         |  9 +++++---
 json/run.sh           |  2 ++
 json/test_jsparser.go | 48 +++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 57 insertions(+), 3 deletions(-)
 create mode 100644 json/test_jsparser.go

diff --git a/README.md b/README.md
index 37f55cb2..f0d42dad 100644
--- a/README.md
+++ b/README.md
@@ -199,6 +199,7 @@ Testing parsing and simple calculating of values from a big JSON file.
 |                 V GCC |  2.06 ± 00.01 |  591.93 ± 00.05 |    53.57 ± 00.53 |
 |     CPython UltraJSON |  2.13 ± 00.01 |  688.58 ± 01.48 |    67.03 ± 01.13 |
 |               V Clang |  2.14 ± 00.01 |  592.50 ± 00.05 |    55.61 ± 00.51 |
+|           Go jsparser |  2.29 ± 00.03 |  221.28 ± 00.25 |    74.07 ± 01.27 |
 |                Python |  2.36 ± 00.01 |  519.48 ± 00.06 |    63.15 ± 01.36 |
 |            C++ json-c |  2.70 ± 00.01 | 1755.95 ± 00.04 |    69.74 ± 01.31 |
 |                GCC Go |  2.74 ± 00.02 |  206.64 ± 00.40 |    68.64 ± 02.48 |
diff --git a/json/build.sh b/json/build.sh
index 2f78b6a4..9cca052a 100755
--- a/json/build.sh
+++ b/json/build.sh
@@ -87,9 +87,8 @@ v -prod -cc clang -o json_v_clang test.v
 go get github.com/json-iterator/go
 go build -o json_iter_go test_jsoniter.go
 
-if [ ! -f /tmp/1.json ]; then
-  ruby generate_json.rb
-fi
+go get github.com/tamerh/jsparser
+go build -o json_jsparser_go test_jsparser.go
 
 if [ ! -d ./daw_json_link_all ]; then
   git clone --depth 1 https://github.com/beached/daw_json_link.git ./daw_json_link_all/daw_json_link
@@ -97,3 +96,7 @@ if [ ! -d ./daw_json_link_all ]; then
   git clone --depth 1 https://github.com/beached/utf_range.git ./daw_json_link_all/utf_range
 fi
 g++ -std=c++17 -O3 -L /usr/local/lib -I /usr/local/include -I./daw_json_link_all/daw_json_link/include -I./daw_json_link_all/header_libraries/include -I./daw_json_link_all/utf_range/include test_dawjsonlink.cpp -o json_dawjsonlink_cpp -I../common/libnotify -L../common/libnotify -lnotify
+
+if [ ! -f /tmp/1.json ]; then
+  ruby generate_json.rb
+fi
diff --git a/json/run.sh b/json/run.sh
index 75a0082c..0aedb361 100755
--- a/json/run.sh
+++ b/json/run.sh
@@ -19,6 +19,8 @@ echo Go
 ../xtime.rb ./json_go
 echo Go jsoniter
 ../xtime.rb ./json_iter_go
+echo Go jsparser
+../xtime.rb ./json_jsparser_go
 echo GccGo
 ../xtime.rb ./json_go_gccgo
 echo D DMD
diff --git a/json/test_jsparser.go b/json/test_jsparser.go
new file mode 100644
index 00000000..8757c9b1
--- /dev/null
+++ b/json/test_jsparser.go
@@ -0,0 +1,48 @@
+package main
+
+import (
+	"bufio"
+	"bytes"
+	"fmt"
+	"github.com/tamerh/jsparser"
+	"io/ioutil"
+	"net"
+	"os"
+	"strconv"
+)
+
+func notify(msg string) {
+	conn, err := net.Dial("tcp", "localhost:9001")
+	if err == nil {
+		fmt.Fprintf(conn, msg)
+		conn.Close()
+	}
+}
+
+func main() {
+	content, err := ioutil.ReadFile("/tmp/1.json")
+	if err != nil {
+		panic(fmt.Sprintf("%v", err))
+	}
+
+	notify(fmt.Sprintf("Go jsparser\t%d", os.Getpid()))
+
+	f := bytes.NewReader(content)
+	br := bufio.NewReaderSize(f, 16384)
+	parser := jsparser.NewJSONParser(br, "coordinates").SkipProps([]string{"name", "opts"})
+	x, y, z := 0.0, 0.0, 0.0
+	len := 0.0
+
+	for json := range parser.Stream() {
+		xx, _ := strconv.ParseFloat(json.ObjectVals["x"].StringVal, 64)
+		yy, _ := strconv.ParseFloat(json.ObjectVals["y"].StringVal, 64)
+		zz, _ := strconv.ParseFloat(json.ObjectVals["z"].StringVal, 64)
+		x += xx
+		y += yy
+		z += zz
+		len += 1.0
+	}
+	fmt.Printf("%.8f\n%.8f\n%.8f\n", x/len, y/len, z/len)
+
+	notify("stop")
+}