| // Copyright 2019 The LUCI Authors. |
| // |
| // 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. |
| |
| package flag |
| |
| import ( |
| "flag" |
| "testing" |
| |
| "google.golang.org/grpc/metadata" |
| |
| . "github.com/smartystreets/goconvey/convey" |
| . "go.chromium.org/luci/common/testing/assertions" |
| ) |
| |
| func TestGRPCMEtadata(t *testing.T) { |
| t.Parallel() |
| |
| Convey("GRPCMetadata", t, func() { |
| md := metadata.MD{} |
| v := GRPCMetadata(md) |
| |
| Convey("Set", func() { |
| Convey("Once", func() { |
| So(v.Set("a:1"), ShouldBeNil) |
| So(md, ShouldResemble, metadata.Pairs("a", "1")) |
| |
| Convey("Second time", func() { |
| So(v.Set("b:1"), ShouldBeNil) |
| So(md, ShouldResemble, metadata.Pairs("a", "1", "b", "1")) |
| }) |
| |
| Convey("Same key", func() { |
| So(v.Set("a:2"), ShouldBeNil) |
| So(md, ShouldResemble, metadata.Pairs("a", "1", "a", "2")) |
| }) |
| }) |
| Convey("No colon", func() { |
| So(v.Set("a"), ShouldErrLike, "no colon") |
| }) |
| }) |
| |
| Convey("String", func() { |
| md.Append("a", "1", "2") |
| md.Append("b", "1") |
| So(v.String(), ShouldEqual, "a:1, a:2, b:1") |
| }) |
| |
| Convey("Get", func() { |
| So(v.(flag.Getter).Get(), ShouldEqual, md) |
| }) |
| }) |
| } |