| /* |
| * |
| * Copyright 2014 gRPC 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 metadata |
| |
| import ( |
| "reflect" |
| "testing" |
| ) |
| |
| func TestPairsMD(t *testing.T) { |
| for _, test := range []struct { |
| // input |
| kv []string |
| // output |
| md MD |
| }{ |
| {[]string{}, MD{}}, |
| {[]string{"k1", "v1", "k1", "v2"}, MD{"k1": []string{"v1", "v2"}}}, |
| } { |
| md := Pairs(test.kv...) |
| if !reflect.DeepEqual(md, test.md) { |
| t.Fatalf("Pairs(%v) = %v, want %v", test.kv, md, test.md) |
| } |
| } |
| } |
| |
| func TestCopy(t *testing.T) { |
| const key, val = "key", "val" |
| orig := Pairs(key, val) |
| copy := orig.Copy() |
| if !reflect.DeepEqual(orig, copy) { |
| t.Errorf("copied value not equal to the original, got %v, want %v", copy, orig) |
| } |
| orig[key][0] = "foo" |
| if v := copy[key][0]; v != val { |
| t.Errorf("change in original should not affect copy, got %q, want %q", v, val) |
| } |
| } |
| |
| func TestJoin(t *testing.T) { |
| for _, test := range []struct { |
| mds []MD |
| want MD |
| }{ |
| {[]MD{}, MD{}}, |
| {[]MD{Pairs("foo", "bar")}, Pairs("foo", "bar")}, |
| {[]MD{Pairs("foo", "bar"), Pairs("foo", "baz")}, Pairs("foo", "bar", "foo", "baz")}, |
| {[]MD{Pairs("foo", "bar"), Pairs("foo", "baz"), Pairs("zip", "zap")}, Pairs("foo", "bar", "foo", "baz", "zip", "zap")}, |
| } { |
| md := Join(test.mds...) |
| if !reflect.DeepEqual(md, test.want) { |
| t.Errorf("context's metadata is %v, want %v", md, test.want) |
| } |
| } |
| } |