fix: remove deprecated dependencies (#1837)

* fix: remove deprecated dependencies

* backup

* fix test error

zrpc/resolver/internal/targets/endpoints.go

@@ -0,0 +1,19 @@
+package targets
+
+import (
+	"strings"
+
+	"google.golang.org/grpc/resolver"
+)
+
+const slashSeparator = "/"
+
+// GetAuthority returns the authority of the target.
+func GetAuthority(target resolver.Target) string {
+	return target.URL.Host
+}
+
+// GetEndpoints returns the endpoints from the given target.
+func GetEndpoints(target resolver.Target) string {
+	return strings.Trim(target.URL.Path, slashSeparator)
+}

zrpc/resolver/internal/targets/endpoints_test.go

@@ -0,0 +1,89 @@
+package targets
+
+import (
+	"net/url"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"google.golang.org/grpc/resolver"
+)
+
+func TestGetAuthority(t *testing.T) {
+	tests := []struct {
+		name string
+		url  string
+		want string
+	}{
+		{
+			name: "test",
+			url:  "direct://my_authority/localhost",
+			want: "my_authority",
+		},
+		{
+			name: "test with port",
+			url:  "direct://my_authority/localhost:8080",
+			want: "my_authority",
+		},
+		{
+			name: "test with multiple hosts",
+			url:  "direct://my_authority1,my_authority2/localhost,localhost",
+			want: "my_authority1,my_authority2",
+		},
+		{
+			name: "test with multiple hosts with port",
+			url:  "direct://my_authority1:3000,my_authority2:3001/localhost:8080,localhost:8081",
+			want: "my_authority1:3000,my_authority2:3001",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			uri, err := url.Parse(test.url)
+			assert.Nil(t, err)
+			target := resolver.Target{
+				URL: *uri,
+			}
+			assert.Equal(t, test.want, GetAuthority(target))
+		})
+	}
+}
+
+func TestGetEndpoints(t *testing.T) {
+	tests := []struct {
+		name string
+		url  string
+		want string
+	}{
+		{
+			name: "test",
+			url:  "direct:///localhost",
+			want: "localhost",
+		},
+		{
+			name: "test with port",
+			url:  "direct:///localhost:8080",
+			want: "localhost:8080",
+		},
+		{
+			name: "test with multiple hosts",
+			url:  "direct:///localhost,localhost",
+			want: "localhost,localhost",
+		},
+		{
+			name: "test with multiple hosts with port",
+			url:  "direct:///localhost:8080,localhost:8081",
+			want: "localhost:8080,localhost:8081",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			uri, err := url.Parse(test.url)
+			assert.Nil(t, err)
+			target := resolver.Target{
+				URL: *uri,
+			}
+			assert.Equal(t, test.want, GetEndpoints(target))
+		})
+	}
+}