| /* |
| * |
| * Copyright 2022 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 observability |
| |
| import ( |
| "reflect" |
| "testing" |
| ) |
| |
| // TestGetCustomTags tests the normal tags parsing |
| func (s) TestGetCustomTags(t *testing.T) { |
| var ( |
| input = []string{ |
| "GRPC_OBSERVABILITY_APP_NAME=app1", |
| "GRPC_OBSERVABILITY_DATACENTER=us-west1-a", |
| "GRPC_OBSERVABILITY_smallcase=OK", |
| } |
| expect = map[string]string{ |
| "APP_NAME": "app1", |
| "DATACENTER": "us-west1-a", |
| "smallcase": "OK", |
| } |
| ) |
| result := getCustomTags(input) |
| if !reflect.DeepEqual(result, expect) { |
| t.Errorf("result [%+v] != expect [%+v]", result, expect) |
| } |
| } |
| |
| // TestGetCustomTagsInvalid tests the invalid cases of tags parsing |
| func (s) TestGetCustomTagsInvalid(t *testing.T) { |
| var ( |
| input = []string{ |
| "GRPC_OBSERVABILITY_APP_NAME=app1", |
| "GRPC_OBSERVABILITY=foo", |
| "GRPC_OBSERVABILITY_=foo", // Users should not set "" as key name |
| "GRPC_STUFF=foo", |
| "STUFF_GRPC_OBSERVABILITY_=foo", |
| } |
| expect = map[string]string{ |
| "APP_NAME": "app1", |
| } |
| ) |
| result := getCustomTags(input) |
| if !reflect.DeepEqual(result, expect) { |
| t.Errorf("result [%+v] != expect [%+v]", result, expect) |
| } |
| } |