switch {
			case testCase.expectedErr == nil:
				if err != nil {
					t.Errorf("error: expected = <nil>, got = %v", err)
				}
			case err == nil:
				t.Errorf("error: expected = %v, got = <nil>", testCase.expectedErr)
			case testCase.expectedErr.Error() != err.Error():
				t.Errorf("error: expected = %v, got = %v", testCase.expectedErr, err)
			}
		})
	}
}

		expectedUpdate bool
		expectedErr    bool
		name           string
	}{
		{
			meta:           meta,
			pools:          pools,
			name:           "Correct",
			expectedErr:    false,
			expectedUpdate: false,
		},
		{
			meta:           meta,
			pools:          newPools,
			name:           "Correct-Update",
			expectedErr:    false,
			expectedUpdate: true,
		},
		{

			expectedErr: errors.New("Unknown SSE algorithm"),
			shouldPass:  false,
		},
		// 7. Valid XML without the namespace set
		{
			inputXML:       `<ServerSideEncryptionConfiguration><Rule><ApplyServerSideEncryptionByDefault><SSEAlgorithm>AES256</SSEAlgorithm></ApplyServerSideEncryptionByDefault></Rule></ServerSideEncryptionConfiguration>`,
			expectedErr:    nil,
			shouldPass:     true,

			var expiration Expiration
			err := xml.Unmarshal([]byte(tc.inputXML), &expiration)
			if err != tc.expectedErr {
				t.Fatalf("%d: Expected %v but got %v", i+1, tc.expectedErr, err)
			}
		})
	}

	validationTestCases := []struct {
		inputXML    string
		expectedErr error
	}{
		{ // Expiration with a valid ISO 8601 date
			inputXML: `<Expiration>
                                    <Date>2019-04-20T00:00:00Z</Date>

func TestUnsupportedFilters(t *testing.T) {
	testCases := []struct {
		inputXML    string
		expectedErr error
	}{
		{ // Filter with And tags
			inputXML: ` <Filter>
						<And>
							<Prefix>key-prefix</Prefix>
						</And>
						</Filter>`,
			expectedErr: errXMLNotWellFormed,
		},
		{ // Filter with Tag tags
			inputXML: ` <Filter>
						<Tag>
							<Key>key1</Key>

			restoreHdr:     `ongoing-request="false"`,
			expectedStatus: restoreObjStatus{},
			expectedErr:    errRestoreHDRMalformed,
		},
	}
	for i, tc := range testCases {
		actual, err := parseRestoreObjStatus(tc.restoreHdr)
		if err != tc.expectedErr {
			t.Fatalf("Test %d: got %v expected %v", i+1, err, tc.expectedErr)
		}
		if actual != tc.expectedStatus {
			t.Fatalf("Test %d: got %v expected %v", i+1, actual, tc.expectedStatus)
		}

	testCases := []struct {
		volName     string
		expectedErr error
	}{
		// TestXLStorage case - 1.
		{
			volName:     "success-vol",
			expectedErr: nil,
		},
		// TestXLStorage case - 2.
		{
			volName:     "nonexistent-vol",
			expectedErr: errVolumeNotFound,
		},
		// TestXLStorage case - 3.
		{
			volName:     "ab",
			expectedErr: errVolumeNotFound,
		},
	}

		switch {
		case testCase.expectedErr == nil:
			if err != nil {
				t.Fatalf("error: expected = <nil>, got = %v", err)
			}
		case err == nil:
			t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
		case testCase.expectedErr.Error() != err.Error():
			t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
		}
	}

		config      string
		expectedErr bool
		hash        string
	}{
		{
			config:      "testdata/config/1.yaml",
			expectedErr: false,
			hash:        "hash:02bf70285dc71f76",
		},
		{
			config:      "testdata/config/2.yaml",
			expectedErr: false,
			hash:        "hash:676d2da00f71f205",
		},
		{
			config:      "testdata/config/invalid.yaml",
			expectedErr: true,
		},
		{

var s3ParseTests = []struct {
	Header      http.Header
	ExpectedErr error
}{
	{Header: http.Header{"X-Amz-Server-Side-Encryption": []string{"AES256"}}, ExpectedErr: nil},                         // 0
	{Header: http.Header{"X-Amz-Server-Side-Encryption": []string{"AES-256"}}, ExpectedErr: ErrInvalidEncryptionMethod}, // 1
	{Header: http.Header{"X-Amz-Server-Side-Encryption": []string{""}}, ExpectedErr: ErrInvalidEncryptionMethod},        // 2