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			378 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			378 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Go
		
	
	
	
| /*
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|  * Minio Cloud Storage, (C) 2017 Minio, Inc.
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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 cmd
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| 
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| import (
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| 	"bytes"
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| 	"errors"
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| 	"reflect"
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| 	"testing"
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| )
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| 
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| func TestParseStorageClass(t *testing.T) {
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| 	ExecObjectLayerTest(t, testParseStorageClass)
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| }
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| 
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| func testParseStorageClass(obj ObjectLayer, instanceType string, t TestErrHandler) {
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| 	tests := []struct {
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| 		name            int
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| 		storageClassEnv string
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| 		wantSc          storageClass
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| 		expectedError   error
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| 	}{
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| 		{1, "EC:3", storageClass{
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| 			Scheme: "EC",
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| 			Parity: 3},
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| 			nil},
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| 		{2, "EC:4", storageClass{
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| 			Scheme: "EC",
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| 			Parity: 4},
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| 			nil},
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| 		{3, "AB:4", storageClass{
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| 			Scheme: "EC",
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| 			Parity: 4},
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| 			errors.New("Unsupported scheme AB. Supported scheme is EC")},
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| 		{4, "EC:4:5", storageClass{
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| 			Scheme: "EC",
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| 			Parity: 4},
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| 			errors.New("Too many sections in EC:4:5")},
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| 		{5, "AB", storageClass{
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| 			Scheme: "EC",
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| 			Parity: 4},
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| 			errors.New("Too few sections in AB")},
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| 	}
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| 	for _, tt := range tests {
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| 		gotSc, err := parseStorageClass(tt.storageClassEnv)
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| 		if err != nil && tt.expectedError == nil {
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| 			t.Errorf("Test %d, Expected %s, got %s", tt.name, tt.expectedError, err)
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| 			return
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| 		}
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| 		if err == nil && tt.expectedError != nil {
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| 			t.Errorf("Test %d, Expected %s, got %s", tt.name, tt.expectedError, err)
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| 			return
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| 		}
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| 		if tt.expectedError == nil && !reflect.DeepEqual(gotSc, tt.wantSc) {
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| 			t.Errorf("Test %d, Expected %v, got %v", tt.name, tt.wantSc, gotSc)
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| 			return
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| 		}
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| 		if tt.expectedError != nil && !reflect.DeepEqual(err, tt.expectedError) {
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| 			t.Errorf("Test %d, Expected %v, got %v", tt.name, tt.expectedError, err)
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| 		}
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| 	}
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| }
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| 
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| func TestValidateRRSParity(t *testing.T) {
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| 	ExecObjectLayerTestWithDirs(t, testValidateRRSParity)
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| }
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| 
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| func testValidateRRSParity(obj ObjectLayer, instanceType string, dirs []string, t TestErrHandler) {
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| 	// Reset global storage class flags
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| 	resetGlobalStorageEnvs()
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| 	// Set globalEndpoints for a single node XL setup.
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| 	globalEndpoints = mustGetNewEndpointList(dirs...)
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| 
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| 	tests := []struct {
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| 		name          int
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| 		rrsParity     int
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| 		ssParity      int
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| 		expectedError error
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| 	}{
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| 		{1, 2, 4, nil},
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| 		{2, 1, 4, errors.New("Reduced redundancy storage class parity should be greater than or equal to 2")},
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| 		{3, 7, 6, errors.New("Reduced redundancy storage class parity disks should be less than 6")},
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| 		{4, 9, 0, errors.New("Reduced redundancy storage class parity disks should be less than 8")},
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| 		{5, 3, 3, errors.New("Reduced redundancy storage class parity disks should be less than 3")},
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| 	}
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| 	for _, tt := range tests {
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| 		err := validateRRSParity(tt.rrsParity, tt.ssParity)
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| 		if err != nil && tt.expectedError == nil {
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| 			t.Errorf("Test %d, Expected %s, got %s", tt.name, tt.expectedError, err)
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| 			return
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| 		}
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| 		if err == nil && tt.expectedError != nil {
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| 			t.Errorf("Test %d, Expected %s, got %s", tt.name, tt.expectedError, err)
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| 			return
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| 		}
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| 		if tt.expectedError != nil && !reflect.DeepEqual(err, tt.expectedError) {
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| 			t.Errorf("Test %d, Expected %v, got %v", tt.name, tt.expectedError, err)
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| 		}
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| 	}
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| }
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| 
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| func TestValidateSSParity(t *testing.T) {
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| 	ExecObjectLayerTestWithDirs(t, testValidateSSParity)
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| }
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| 
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| func testValidateSSParity(obj ObjectLayer, instanceType string, dirs []string, t TestErrHandler) {
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| 	// Reset global storage class flags
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| 	resetGlobalStorageEnvs()
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| 	// Set globalEndpoints for a single node XL setup.
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| 	globalEndpoints = mustGetNewEndpointList(dirs...)
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| 
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| 	tests := []struct {
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| 		name          int
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| 		ssParity      int
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| 		rrsParity     int
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| 		expectedError error
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| 	}{
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| 		{1, 4, 2, nil},
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| 		{2, 6, 5, nil},
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| 		{3, 1, 0, errors.New("Standard storage class parity disks should be greater than or equal to 2")},
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| 		{4, 4, 6, errors.New("Standard storage class parity disks should be greater than 6")},
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| 		{5, 9, 0, errors.New("Standard storage class parity disks should be less than or equal to 8")},
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| 		{6, 3, 3, errors.New("Standard storage class parity disks should be greater than 3")},
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| 	}
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| 	for _, tt := range tests {
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| 		err := validateSSParity(tt.ssParity, tt.rrsParity)
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| 		if err != nil && tt.expectedError == nil {
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| 			t.Errorf("Test %d, Expected %s, got %s", tt.name, tt.expectedError, err)
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| 			return
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| 		}
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| 		if err == nil && tt.expectedError != nil {
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| 			t.Errorf("Test %d, Expected %s, got %s", tt.name, tt.expectedError, err)
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| 			return
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| 		}
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| 		if tt.expectedError != nil && !reflect.DeepEqual(err, tt.expectedError) {
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| 			t.Errorf("Test %d, Expected %v, got %v", tt.name, tt.expectedError, err)
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| 		}
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| 	}
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| }
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| 
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| func TestRedundancyCount(t *testing.T) {
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| 	ExecObjectLayerTestWithDirs(t, testGetRedundancyCount)
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| }
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| 
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| func testGetRedundancyCount(obj ObjectLayer, instanceType string, dirs []string, t TestErrHandler) {
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| 	// Reset global storage class flags
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| 	resetGlobalStorageEnvs()
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| 	xl := obj.(*xlObjects)
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| 
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| 	tests := []struct {
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| 		name           int
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| 		sc             string
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| 		disks          []StorageAPI
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| 		expectedData   int
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| 		expectedParity int
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| 	}{
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| 		{1, reducedRedundancyStorageClass, xl.storageDisks, 14, 2},
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| 		{2, standardStorageClass, xl.storageDisks, 8, 8},
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| 		{3, "", xl.storageDisks, 8, 8},
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| 		{4, reducedRedundancyStorageClass, xl.storageDisks, 9, 7},
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| 		{5, standardStorageClass, xl.storageDisks, 10, 6},
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| 	}
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| 	for _, tt := range tests {
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| 		// Set env var for test case 4
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| 		if tt.name == 4 {
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| 			globalRRStorageClass.Parity = 7
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| 		}
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| 		// Set env var for test case 5
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| 		if tt.name == 5 {
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| 			globalStandardStorageClass.Parity = 6
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| 		}
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| 		data, parity := getRedundancyCount(tt.sc, len(tt.disks))
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| 		if data != tt.expectedData {
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| 			t.Errorf("Test %d, Expected data disks %d, got %d", tt.name, tt.expectedData, data)
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| 			return
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| 		}
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| 		if parity != tt.expectedParity {
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| 			t.Errorf("Test %d, Expected parity disks %d, got %d", tt.name, tt.expectedParity, parity)
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| 			return
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| 		}
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| 	}
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| }
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| 
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| func TestObjectQuorumFromMeta(t *testing.T) {
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| 	ExecObjectLayerTestWithDirs(t, testObjectQuorumFromMeta)
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| }
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| 
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| func testObjectQuorumFromMeta(obj ObjectLayer, instanceType string, dirs []string, t TestErrHandler) {
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| 	// Reset global storage class flags
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| 	resetGlobalStorageEnvs()
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| 	bucket := getRandomBucketName()
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| 
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| 	// make data with more than one part
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| 	partCount := 3
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| 	data := bytes.Repeat([]byte("a"), int(globalPutPartSize)*partCount)
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| 	xl := obj.(*xlObjects)
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| 	xlDisks := xl.storageDisks
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| 
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| 	err := obj.MakeBucketWithLocation(bucket, globalMinioDefaultRegion)
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| 	if err != nil {
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| 		t.Fatalf("Failed to make a bucket %v", err)
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| 	}
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| 
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| 	// Object for test case 1 - No StorageClass defined, no MetaData in PutObject
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| 	object1 := "object1"
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| 	_, err = obj.PutObject(bucket, object1, mustGetHashReader(t, bytes.NewReader(data), int64(len(data)), "", ""), nil)
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| 	if err != nil {
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| 		t.Fatalf("Failed to putObject %v", err)
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| 	}
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| 
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| 	parts1, errs1 := readAllXLMetadata(xlDisks, bucket, object1)
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| 
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| 	// Object for test case 2 - No StorageClass defined, MetaData in PutObject requesting RRS Class
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| 	object2 := "object2"
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| 	metadata2 := make(map[string]string)
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| 	metadata2["x-amz-storage-class"] = reducedRedundancyStorageClass
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| 	_, err = obj.PutObject(bucket, object2, mustGetHashReader(t, bytes.NewReader(data), int64(len(data)), "", ""), metadata2)
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| 	if err != nil {
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| 		t.Fatalf("Failed to putObject %v", err)
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| 	}
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| 
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| 	parts2, errs2 := readAllXLMetadata(xlDisks, bucket, object2)
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| 
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| 	// Object for test case 3 - No StorageClass defined, MetaData in PutObject requesting Standard Storage Class
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| 	object3 := "object3"
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| 	metadata3 := make(map[string]string)
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| 	metadata3["x-amz-storage-class"] = standardStorageClass
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| 	_, err = obj.PutObject(bucket, object3, mustGetHashReader(t, bytes.NewReader(data), int64(len(data)), "", ""), metadata3)
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| 	if err != nil {
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| 		t.Fatalf("Failed to putObject %v", err)
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| 	}
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| 
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| 	parts3, errs3 := readAllXLMetadata(xlDisks, bucket, object3)
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| 
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| 	// Object for test case 4 - Standard StorageClass defined as Parity 6, MetaData in PutObject requesting Standard Storage Class
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| 	object4 := "object4"
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| 	metadata4 := make(map[string]string)
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| 	metadata4["x-amz-storage-class"] = standardStorageClass
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| 	globalStandardStorageClass = storageClass{
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| 		Parity: 6,
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| 		Scheme: "EC",
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| 	}
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| 
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| 	_, err = obj.PutObject(bucket, object4, mustGetHashReader(t, bytes.NewReader(data), int64(len(data)), "", ""), metadata4)
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| 	if err != nil {
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| 		t.Fatalf("Failed to putObject %v", err)
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| 	}
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| 
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| 	parts4, errs4 := readAllXLMetadata(xlDisks, bucket, object4)
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| 
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| 	// Object for test case 5 - RRS StorageClass defined as Parity 2, MetaData in PutObject requesting RRS Class
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| 	// Reset global storage class flags
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| 	resetGlobalStorageEnvs()
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| 	object5 := "object5"
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| 	metadata5 := make(map[string]string)
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| 	metadata5["x-amz-storage-class"] = reducedRedundancyStorageClass
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| 	globalRRStorageClass = storageClass{
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| 		Parity: 2,
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| 		Scheme: "EC",
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| 	}
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| 
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| 	_, err = obj.PutObject(bucket, object5, mustGetHashReader(t, bytes.NewReader(data), int64(len(data)), "", ""), metadata5)
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| 	if err != nil {
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| 		t.Fatalf("Failed to putObject %v", err)
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| 	}
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| 
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| 	parts5, errs5 := readAllXLMetadata(xlDisks, bucket, object5)
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| 
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| 	// Object for test case 6 - RRS StorageClass defined as Parity 2, MetaData in PutObject requesting Standard Storage Class
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| 	// Reset global storage class flags
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| 	resetGlobalStorageEnvs()
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| 	object6 := "object6"
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| 	metadata6 := make(map[string]string)
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| 	metadata6["x-amz-storage-class"] = standardStorageClass
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| 	globalRRStorageClass = storageClass{
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| 		Parity: 2,
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| 		Scheme: "EC",
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| 	}
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| 
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| 	_, err = obj.PutObject(bucket, object6, mustGetHashReader(t, bytes.NewReader(data), int64(len(data)), "", ""), metadata6)
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| 	if err != nil {
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| 		t.Fatalf("Failed to putObject %v", err)
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| 	}
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| 
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| 	parts6, errs6 := readAllXLMetadata(xlDisks, bucket, object6)
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| 
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| 	// Object for test case 7 - Standard StorageClass defined as Parity 5, MetaData in PutObject requesting RRS Class
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| 	// Reset global storage class flags
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| 	resetGlobalStorageEnvs()
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| 	object7 := "object7"
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| 	metadata7 := make(map[string]string)
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| 	metadata7["x-amz-storage-class"] = reducedRedundancyStorageClass
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| 	globalStandardStorageClass = storageClass{
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| 		Parity: 5,
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| 		Scheme: "EC",
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| 	}
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| 
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| 	_, err = obj.PutObject(bucket, object7, mustGetHashReader(t, bytes.NewReader(data), int64(len(data)), "", ""), metadata7)
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| 	if err != nil {
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| 		t.Fatalf("Failed to putObject %v", err)
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| 	}
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| 
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| 	parts7, errs7 := readAllXLMetadata(xlDisks, bucket, object7)
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| 
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| 	tests := []struct {
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| 		name                int
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| 		xl                  xlObjects
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| 		parts               []xlMetaV1
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| 		errs                []error
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| 		expectedReadQuorum  int
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| 		expectedWriteQuorum int
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| 		expectedError       error
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| 	}{
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| 		{1, *xl, parts1, errs1, 8, 9, nil},
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| 		{2, *xl, parts2, errs2, 14, 15, nil},
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| 		{3, *xl, parts3, errs3, 8, 9, nil},
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| 		{4, *xl, parts4, errs4, 10, 11, nil},
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| 		{5, *xl, parts5, errs5, 14, 15, nil},
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| 		{6, *xl, parts6, errs6, 8, 9, nil},
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| 		{7, *xl, parts7, errs7, 14, 15, nil},
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| 	}
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| 	for _, tt := range tests {
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| 		actualReadQuorum, actualWriteQuorum, err := objectQuorumFromMeta(tt.xl, tt.parts, tt.errs)
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| 		if tt.expectedError != nil && err == nil {
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| 			t.Errorf("Test %d, Expected %s, got %s", tt.name, tt.expectedError, err)
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| 			return
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| 		}
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| 		if tt.expectedError == nil && err != nil {
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| 			t.Errorf("Test %d, Expected %s, got %s", tt.name, tt.expectedError, err)
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| 			return
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| 		}
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| 		if tt.expectedReadQuorum != actualReadQuorum {
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| 			t.Errorf("Test %d, Expected Read Quorum %d, got %d", tt.name, tt.expectedReadQuorum, actualReadQuorum)
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| 			return
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| 		}
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| 		if tt.expectedWriteQuorum != actualWriteQuorum {
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| 			t.Errorf("Test %d, Expected Write Quorum %d, got %d", tt.name, tt.expectedWriteQuorum, actualWriteQuorum)
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| 			return
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| 		}
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| 	}
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| }
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| 
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| // Test isValidStorageClassMeta method with valid and invalid inputs
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| func TestIsValidStorageClassMeta(t *testing.T) {
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| 	tests := []struct {
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| 		name int
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| 		sc   string
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| 		want bool
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| 	}{
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| 		{1, "STANDARD", true},
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| 		{2, "REDUCED_REDUNDANCY", true},
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| 		{3, "", false},
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| 		{4, "INVALID", false},
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| 		{5, "123", false},
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| 		{6, "MINIO_STORAGE_CLASS_RRS", false},
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| 		{7, "MINIO_STORAGE_CLASS_STANDARD", false},
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| 	}
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| 	for _, tt := range tests {
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| 		if got := isValidStorageClassMeta(tt.sc); got != tt.want {
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| 			t.Errorf("Test %d, Expected Storage Class to be %t, got %t", tt.name, tt.want, got)
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| 		}
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| 	}
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| }
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