From 9870f6e51f868ecd4789e9774009c6a10231632e Mon Sep 17 00:00:00 2001
From: crusader <crusader@atgame.net>
Date: Mon, 17 Sep 2018 20:07:36 +0900
Subject: [PATCH] ing

---
 net/ping/ping_darwin.go      | 22 +++++++++++++++++++
 net/ping/ping_darwin_test.go | 41 ++++++++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+)
 create mode 100644 net/ping/ping_darwin_test.go

diff --git a/net/ping/ping_darwin.go b/net/ping/ping_darwin.go
index 1d90f44..124d030 100644
--- a/net/ping/ping_darwin.go
+++ b/net/ping/ping_darwin.go
@@ -1 +1,23 @@
 package ping
+
+import (
+	"fmt"
+	"os/exec"
+)
+
+func Ping(destination string, options *PingOptions) (*PingResult, error) {
+	options.Validate()
+
+	params := make([]string, 0)
+	params = append(params, destination)
+	params = append(params, fmt.Sprintf("-c %d", options.Retry))
+	params = append(params, fmt.Sprintf("-i %d", options.Interval))
+
+	pCmd := exec.Command("ping", params...)
+	output, err := pCmd.CombinedOutput()
+	if err != nil {
+		return nil, err
+	}
+
+	return parseDarwinPing(output)
+}
diff --git a/net/ping/ping_darwin_test.go b/net/ping/ping_darwin_test.go
new file mode 100644
index 0000000..b4deece
--- /dev/null
+++ b/net/ping/ping_darwin_test.go
@@ -0,0 +1,41 @@
+package ping
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestPing(t *testing.T) {
+	type args struct {
+		destination string
+		options     *PingOptions
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    *PingResult
+		wantErr bool
+	}{
+		{
+			name: "192.168.1.1",
+			args: args{
+				destination: "192.168.1.1",
+				options: &PingOptions{
+					Retry: 4,
+				},
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := Ping(tt.args.destination, tt.args.options)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("Ping() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("Ping() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}