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app/interface/main/app-resource/service/ping/BUILD

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+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_test",
+    "go_library",
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["ping_test.go"],
+    embed = [":go_default_library"],
+    rundir = ".",
+    tags = ["automanaged"],
+    deps = [
+        "//app/interface/main/app-resource/conf:go_default_library",
+        "//vendor/github.com/smartystreets/goconvey/convey:go_default_library",
+    ],
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["ping.go"],
+    importpath = "go-common/app/interface/main/app-resource/service/ping",
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+    deps = [
+        "//app/interface/main/app-resource/conf:go_default_library",
+        "//app/interface/main/app-resource/dao/plugin:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

app/interface/main/app-resource/service/ping/ping.go

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+package ping
+
+import (
+	"context"
+
+	"go-common/app/interface/main/app-resource/conf"
+	pgdao "go-common/app/interface/main/app-resource/dao/plugin"
+)
+
+type Service struct {
+	pgDao *pgdao.Dao
+}
+
+func New(c *conf.Config) (s *Service) {
+	s = &Service{
+		pgDao: pgdao.New(c),
+	}
+	return
+}
+
+func (s *Service) Ping(c context.Context) (err error) {
+	return s.pgDao.PingDB(c)
+}

app/interface/main/app-resource/service/ping/ping_test.go

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+package ping
+
+import (
+	"context"
+	"flag"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"go-common/app/interface/main/app-resource/conf"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+var (
+	s *Service
+)
+
+func WithService(f func(s *Service)) func() {
+	return func() {
+		f(s)
+	}
+}
+
+func init() {
+	dir, _ := filepath.Abs("../../cmd/app-resource-test.toml")
+	flag.Set("conf", dir)
+	conf.Init()
+	s = New(conf.Conf)
+	time.Sleep(time.Second)
+}
+
+func TestPing(t *testing.T) {
+	Convey("get Ping data", t, WithService(func(s *Service) {
+		err := s.Ping(context.TODO())
+		So(err, ShouldBeNil)
+	}))
+}