| /* |
| * |
| * Copyright 2018 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 alts |
| |
| import ( |
| "io" |
| "strings" |
| "testing" |
| ) |
| |
| func TestIsRunningOnGCP(t *testing.T) { |
| for _, tc := range []struct { |
| description string |
| testOS string |
| testReader io.Reader |
| out bool |
| }{ |
| // Linux tests. |
| {"linux: not a GCP platform", "linux", strings.NewReader("not GCP"), false}, |
| {"Linux: GCP platform (Google)", "linux", strings.NewReader("Google"), true}, |
| {"Linux: GCP platform (Google Compute Engine)", "linux", strings.NewReader("Google Compute Engine"), true}, |
| {"Linux: GCP platform (Google Compute Engine) with extra spaces", "linux", strings.NewReader(" Google Compute Engine "), true}, |
| // Windows tests. |
| {"windows: not a GCP platform", "windows", strings.NewReader("not GCP"), false}, |
| {"windows: GCP platform (Google)", "windows", strings.NewReader("Google"), true}, |
| {"windows: GCP platform (Google) with extra spaces", "windows", strings.NewReader(" Google "), true}, |
| } { |
| reverseFunc := setup(tc.testOS, tc.testReader) |
| if got, want := isRunningOnGCP(), tc.out; got != want { |
| t.Errorf("%v: isRunningOnGCP()=%v, want %v", tc.description, got, want) |
| } |
| reverseFunc() |
| } |
| } |
| |
| func setup(testOS string, testReader io.Reader) func() { |
| tmpOS := runningOS |
| tmpReader := manufacturerReader |
| |
| // Set test OS and reader function. |
| runningOS = testOS |
| manufacturerReader = func() (io.Reader, error) { |
| return testReader, nil |
| } |
| |
| return func() { |
| runningOS = tmpOS |
| manufacturerReader = tmpReader |
| } |
| } |