OP#792 initial commit after fork
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400
cmd/utils_test.go
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400
cmd/utils_test.go
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// 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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"encoding/json"
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"errors"
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"fmt"
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"net/http"
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"net/url"
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"reflect"
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"strings"
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"testing"
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)
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// Tests maximum object size.
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func TestMaxObjectSize(t *testing.T) {
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sizes := []struct {
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isMax bool
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size int64
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}{
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// Test - 1 - maximum object size.
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{
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true,
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globalMaxObjectSize + 1,
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},
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// Test - 2 - not maximum object size.
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{
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false,
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globalMaxObjectSize - 1,
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},
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}
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for i, s := range sizes {
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isMax := isMaxObjectSize(s.size)
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if isMax != s.isMax {
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t.Errorf("Test %d: Expected %t, got %t", i+1, s.isMax, isMax)
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}
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}
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}
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// Tests minimum allowed part size.
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func TestMinAllowedPartSize(t *testing.T) {
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sizes := []struct {
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isMin bool
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size int64
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}{
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// Test - 1 - within minimum part size.
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{
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true,
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globalMinPartSize + 1,
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},
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// Test - 2 - smaller than minimum part size.
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{
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false,
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globalMinPartSize - 1,
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},
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}
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for i, s := range sizes {
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isMin := isMinAllowedPartSize(s.size)
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if isMin != s.isMin {
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t.Errorf("Test %d: Expected %t, got %t", i+1, s.isMin, isMin)
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}
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}
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}
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// Tests maximum allowed part number.
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func TestMaxPartID(t *testing.T) {
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sizes := []struct {
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isMax bool
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partN int
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}{
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// Test - 1 part number within max part number.
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{
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false,
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globalMaxPartID - 1,
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},
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// Test - 2 part number bigger than max part number.
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{
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true,
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globalMaxPartID + 1,
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},
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}
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for i, s := range sizes {
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isMax := isMaxPartID(s.partN)
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if isMax != s.isMax {
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t.Errorf("Test %d: Expected %t, got %t", i+1, s.isMax, isMax)
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}
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}
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}
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// Tests extracting bucket and objectname from various types of paths.
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func TestPath2BucketObjectName(t *testing.T) {
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testCases := []struct {
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path string
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bucket, object string
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}{
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// Test case 1 normal case.
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{
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path: "/bucket/object",
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bucket: "bucket",
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object: "object",
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},
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// Test case 2 where url only has separator.
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{
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path: SlashSeparator,
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bucket: "",
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object: "",
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},
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// Test case 3 only bucket is present.
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{
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path: "/bucket",
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bucket: "bucket",
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object: "",
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},
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// Test case 4 many separators and object is a directory.
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{
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path: "/bucket/object/1/",
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bucket: "bucket",
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object: "object/1/",
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},
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// Test case 5 object has many trailing separators.
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{
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path: "/bucket/object/1///",
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bucket: "bucket",
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object: "object/1///",
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},
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// Test case 6 object has only trailing separators.
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{
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path: "/bucket/object///////",
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bucket: "bucket",
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object: "object///////",
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},
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// Test case 7 object has preceding separators.
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{
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path: "/bucket////object////",
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bucket: "bucket",
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object: "///object////",
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},
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// Test case 8 url path is empty.
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{
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path: "",
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bucket: "",
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object: "",
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},
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}
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// Validate all test cases.
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for _, testCase := range testCases {
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t.Run("", func(t *testing.T) {
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bucketName, objectName := path2BucketObject(testCase.path)
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if bucketName != testCase.bucket {
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t.Errorf("failed expected bucket name \"%s\", got \"%s\"", testCase.bucket, bucketName)
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}
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if objectName != testCase.object {
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t.Errorf("failed expected bucket name \"%s\", got \"%s\"", testCase.object, objectName)
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}
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})
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}
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}
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// Add tests for starting and stopping different profilers.
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func TestStartProfiler(t *testing.T) {
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_, err := startProfiler("")
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if err == nil {
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t.Fatal("Expected a non nil error, but nil error returned for invalid profiler.")
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}
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}
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// checkURL - checks if passed address correspond
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func checkURL(urlStr string) (*url.URL, error) {
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if urlStr == "" {
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return nil, errors.New("Address cannot be empty")
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}
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u, err := url.Parse(urlStr)
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if err != nil {
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return nil, fmt.Errorf("`%s` invalid: %s", urlStr, err.Error())
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}
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return u, nil
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}
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// TestCheckURL tests valid url.
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func TestCheckURL(t *testing.T) {
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testCases := []struct {
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urlStr string
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shouldPass bool
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}{
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{"", false},
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{":", false},
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{"http://localhost/", true},
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{"http://127.0.0.1/", true},
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{"proto://myhostname/path", true},
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}
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// Validates fetching local address.
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for i, testCase := range testCases {
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_, err := checkURL(testCase.urlStr)
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if testCase.shouldPass && err != nil {
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t.Errorf("Test %d: expected to pass but got an error: %v\n", i+1, err)
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}
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if !testCase.shouldPass && err == nil {
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t.Errorf("Test %d: expected to fail but passed.", i+1)
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}
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}
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}
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// Testing dumping request function.
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func TestDumpRequest(t *testing.T) {
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req, err := http.NewRequest(http.MethodGet, "http://localhost:9000?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=USWUXHGYZQYFYFFIT3RE%2F20170529%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20170529T190139Z&X-Amz-Expires=600&X-Amz-Signature=19b58080999df54b446fc97304eb8dda60d3df1812ae97f3e8783351bfd9781d&X-Amz-SignedHeaders=host&prefix=Hello%2AWorld%2A", nil)
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if err != nil {
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t.Fatal(err)
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}
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req.RequestURI = "/?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=USWUXHGYZQYFYFFIT3RE%2F20170529%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20170529T190139Z&X-Amz-Expires=600&X-Amz-Signature=19b58080999df54b446fc97304eb8dda60d3df1812ae97f3e8783351bfd9781d&X-Amz-SignedHeaders=host&prefix=Hello%2AWorld%2A"
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req.Header.Set("content-md5", "====test")
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jsonReq := dumpRequest(req)
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type jsonResult struct {
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Method string `json:"method"`
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RequestURI string `json:"reqURI"`
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Header http.Header `json:"header"`
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}
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res := jsonResult{}
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if err = json.Unmarshal([]byte(strings.ReplaceAll(jsonReq, "%%", "%")), &res); err != nil {
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t.Fatal(err)
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}
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// Look for expected method.
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if res.Method != http.MethodGet {
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t.Fatalf("Unexpected method %s, expected 'GET'", res.Method)
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}
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// Look for expected query values
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expectedQuery := url.Values{}
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expectedQuery.Set("prefix", "Hello*World*")
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expectedQuery.Set("X-Amz-Algorithm", "AWS4-HMAC-SHA256")
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expectedQuery.Set("X-Amz-Credential", "USWUXHGYZQYFYFFIT3RE/20170529/us-east-1/s3/aws4_request")
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expectedQuery.Set("X-Amz-Date", "20170529T190139Z")
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expectedQuery.Set("X-Amz-Expires", "600")
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expectedQuery.Set("X-Amz-SignedHeaders", "host")
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expectedQuery.Set("X-Amz-Signature", "19b58080999df54b446fc97304eb8dda60d3df1812ae97f3e8783351bfd9781d")
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expectedRequestURI := "/?" + expectedQuery.Encode()
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if !reflect.DeepEqual(res.RequestURI, expectedRequestURI) {
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t.Fatalf("Expected %#v, got %#v", expectedRequestURI, res.RequestURI)
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}
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// Look for expected header.
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expectedHeader := http.Header{}
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expectedHeader.Set("content-md5", "====test")
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expectedHeader.Set("host", "localhost:9000")
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if !reflect.DeepEqual(res.Header, expectedHeader) {
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t.Fatalf("Expected %#v, got %#v", expectedHeader, res.Header)
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}
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}
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// Test ToS3ETag()
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func TestToS3ETag(t *testing.T) {
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testCases := []struct {
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etag string
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expectedETag string
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}{
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{`"8019e762"`, `8019e762-1`},
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{"5d57546eeb86b3eba68967292fba0644", "5d57546eeb86b3eba68967292fba0644-1"},
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{`"8019e762-1"`, `8019e762-1`},
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{"5d57546eeb86b3eba68967292fba0644-1", "5d57546eeb86b3eba68967292fba0644-1"},
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}
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for i, testCase := range testCases {
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etag := ToS3ETag(testCase.etag)
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if etag != testCase.expectedETag {
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t.Fatalf("test %v: expected: %v, got: %v", i+1, testCase.expectedETag, etag)
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}
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}
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}
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// Test ceilFrac
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func TestCeilFrac(t *testing.T) {
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cases := []struct {
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numerator, denominator, ceiling int64
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}{
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{0, 1, 0},
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{-1, 2, 0},
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{1, 2, 1},
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{1, 1, 1},
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{3, 2, 2},
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{54, 11, 5},
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{45, 11, 5},
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{-4, 3, -1},
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{4, -3, -1},
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{-4, -3, 2},
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{3, 0, 0},
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}
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for i, testCase := range cases {
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ceiling := ceilFrac(testCase.numerator, testCase.denominator)
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if ceiling != testCase.ceiling {
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t.Errorf("Case %d: Unexpected result: %d", i, ceiling)
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}
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}
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}
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// Test if isErrIgnored works correctly.
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func TestIsErrIgnored(t *testing.T) {
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errIgnored := fmt.Errorf("ignored error")
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testCases := []struct {
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err error
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ignored bool
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}{
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{
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err: nil,
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ignored: false,
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},
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{
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err: errIgnored,
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ignored: true,
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},
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{
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err: errFaultyDisk,
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ignored: true,
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},
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}
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for i, testCase := range testCases {
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if ok := IsErrIgnored(testCase.err, append(baseIgnoredErrs, errIgnored)...); ok != testCase.ignored {
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t.Errorf("Test: %d, Expected %t, got %t", i+1, testCase.ignored, ok)
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}
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}
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}
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// Test queries()
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func TestQueries(t *testing.T) {
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testCases := []struct {
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keys []string
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keyvalues []string
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}{
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{
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[]string{"aaaa", "bbbb"},
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[]string{"aaaa", "{aaaa:.*}", "bbbb", "{bbbb:.*}"},
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},
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}
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for i, test := range testCases {
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keyvalues := restQueries(test.keys...)
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for j := range keyvalues {
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if keyvalues[j] != test.keyvalues[j] {
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t.Fatalf("test %d: keyvalues[%d] does not match", i+1, j)
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}
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}
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}
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}
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func TestLCP(t *testing.T) {
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testCases := []struct {
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prefixes []string
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commonPrefix string
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}{
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{[]string{"", ""}, ""},
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{[]string{"a", "b"}, ""},
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{[]string{"a", "a"}, "a"},
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{[]string{"a/", "a/"}, "a/"},
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{[]string{"abcd/", ""}, ""},
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{[]string{"abcd/foo/", "abcd/bar/"}, "abcd/"},
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{[]string{"abcd/foo/bar/", "abcd/foo/bar/zoo"}, "abcd/foo/bar/"},
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}
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for i, test := range testCases {
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foundPrefix := lcp(test.prefixes, true)
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if foundPrefix != test.commonPrefix {
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t.Fatalf("Test %d: Common prefix found: `%v`, expected: `%v`", i+1, foundPrefix, test.commonPrefix)
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}
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}
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}
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func TestGetMinioMode(t *testing.T) {
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testMinioMode := func(expected string) {
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if mode := getMinioMode(); mode != expected {
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t.Fatalf("Expected %s got %s", expected, mode)
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}
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}
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globalIsDistErasure = true
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testMinioMode(globalMinioModeDistErasure)
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globalIsDistErasure = false
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globalIsErasure = true
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testMinioMode(globalMinioModeErasure)
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globalIsDistErasure, globalIsErasure = false, false
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testMinioMode(globalMinioModeFS)
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}
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