67 lines
2.0 KiB
Go
67 lines
2.0 KiB
Go
/*
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*
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* Copyright 2018 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package alts
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import (
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"io"
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"strings"
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"testing"
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)
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func TestIsRunningOnGCP(t *testing.T) {
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for _, tc := range []struct {
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description string
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testOS string
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testReader io.Reader
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out bool
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}{
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// Linux tests.
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{"linux: not a GCP platform", "linux", strings.NewReader("not GCP"), false},
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{"Linux: GCP platform (Google)", "linux", strings.NewReader("Google"), true},
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{"Linux: GCP platform (Google Compute Engine)", "linux", strings.NewReader("Google Compute Engine"), true},
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{"Linux: GCP platform (Google Compute Engine) with extra spaces", "linux", strings.NewReader(" Google Compute Engine "), true},
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// Windows tests.
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{"windows: not a GCP platform", "windows", strings.NewReader("not GCP"), false},
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{"windows: GCP platform (Google)", "windows", strings.NewReader("Google"), true},
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{"windows: GCP platform (Google) with extra spaces", "windows", strings.NewReader(" Google "), true},
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} {
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reverseFunc := setup(tc.testOS, tc.testReader)
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if got, want := isRunningOnGCP(), tc.out; got != want {
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t.Errorf("%v: isRunningOnGCP()=%v, want %v", tc.description, got, want)
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}
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reverseFunc()
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}
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}
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func setup(testOS string, testReader io.Reader) func() {
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tmpOS := runningOS
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tmpReader := manufacturerReader
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// Set test OS and reader function.
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runningOS = testOS
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manufacturerReader = func() (io.Reader, error) {
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return testReader, nil
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}
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return func() {
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runningOS = tmpOS
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manufacturerReader = tmpReader
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}
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}
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