mirror of
https://github.com/minio/minio.git
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111 lines
3.3 KiB
Go
111 lines
3.3 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"testing"
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xhttp "github.com/minio/minio/internal/http"
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)
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func Test_hashDeterministicString(t *testing.T) {
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tests := []struct {
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name string
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arg map[string]string
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}{
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{
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name: "zero",
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arg: map[string]string{},
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},
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{
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name: "nil",
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arg: nil,
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},
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{
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name: "one",
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arg: map[string]string{"key": "value"},
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},
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{
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name: "several",
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arg: map[string]string{
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xhttp.AmzRestore: "FAILED",
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xhttp.ContentMD5: mustGetUUID(),
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xhttp.AmzBucketReplicationStatus: "PENDING",
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xhttp.ContentType: "application/json",
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},
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},
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{
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name: "someempty",
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arg: map[string]string{
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xhttp.AmzRestore: "",
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xhttp.ContentMD5: mustGetUUID(),
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xhttp.AmzBucketReplicationStatus: "",
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xhttp.ContentType: "application/json",
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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const n = 100
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want := hashDeterministicString(tt.arg)
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m := tt.arg
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for i := 0; i < n; i++ {
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if got := hashDeterministicString(m); got != want {
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t.Errorf("hashDeterministicString() = %v, want %v", got, want)
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}
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}
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// Check casual collisions
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if m == nil {
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m = make(map[string]string)
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}
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m["12312312"] = ""
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if got := hashDeterministicString(m); got == want {
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t.Errorf("hashDeterministicString() = %v, does not want %v", got, want)
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}
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want = hashDeterministicString(m)
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delete(m, "12312312")
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m["another"] = ""
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if got := hashDeterministicString(m); got == want {
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t.Errorf("hashDeterministicString() = %v, does not want %v", got, want)
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}
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want = hashDeterministicString(m)
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m["another"] = "hashDeterministicString"
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if got := hashDeterministicString(m); got == want {
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t.Errorf("hashDeterministicString() = %v, does not want %v", got, want)
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}
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want = hashDeterministicString(m)
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m["another"] = "hashDeterministicStringhashDeterministicStringhashDeterministicStringhashDeterministicStringhashDeterministicStringhashDeterministicStringhashDeterministicString"
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if got := hashDeterministicString(m); got == want {
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t.Errorf("hashDeterministicString() = %v, does not want %v", got, want)
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}
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// Flip key/value
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want = hashDeterministicString(m)
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delete(m, "another")
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m["hashDeterministicStringhashDeterministicStringhashDeterministicStringhashDeterministicStringhashDeterministicStringhashDeterministicStringhashDeterministicString"] = "another"
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if got := hashDeterministicString(m); got == want {
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t.Errorf("hashDeterministicString() = %v, does not want %v", got, want)
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}
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})
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}
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}
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