mirror of https://github.com/perkeep/perkeep.git
56 lines
1.4 KiB
Go
56 lines
1.4 KiB
Go
/*
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Copyright 2018 The Perkeep Authors
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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// Package testhooks is a shared package between Perkeep packages and test code,
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// to let tests do gross things that we don't want to expose normally.
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package testhooks
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import (
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"os"
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"strconv"
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)
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// UseSHA1 controls whether new blobs use SHA-1 by default.
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// This was added because we had a massive pile of tests with SHA-1-based golden data
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// and rebasing it all to SHA-224 was too painful.
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var useSHA1 bool
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func init() {
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if ok, _ := strconv.ParseBool(os.Getenv("CAMLI_SHA1_ENABLED")); ok {
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useSHA1 = true
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}
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}
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func SetUseSHA1(v bool) (restore func()) {
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old := useSHA1
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setUseSHA1(v)
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return func() { setUseSHA1(old) }
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}
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func setUseSHA1(v bool) {
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useSHA1 = v
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// For child processes:
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if v {
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os.Setenv("PK_TEST_USE_SHA1", "1")
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} else {
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os.Unsetenv("PK_TEST_USE_SHA1")
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}
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}
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func UseSHA1() bool {
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return useSHA1 || os.Getenv("PK_TEST_USE_SHA1") == "1"
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}
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