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											2021-04-19 03:41:13 +08:00
										 |  |  | // 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 | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | import ( | 
					
						
							| 
									
										
										
										
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										 |  |  | 	"fmt" | 
					
						
							|  |  |  | 	"math/rand" | 
					
						
							| 
									
										
										
										
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										 |  |  | 	"reflect" | 
					
						
							|  |  |  | 	"sort" | 
					
						
							|  |  |  | 	"testing" | 
					
						
							| 
									
										
										
										
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										 |  |  | 	"time" | 
					
						
							| 
									
										
										
										
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										 |  |  | ) | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_sort(t *testing.T) { | 
					
						
							|  |  |  | 	entries := loadMetacacheSampleEntries(t) | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	o := entries.entries() | 
					
						
							|  |  |  | 	if !o.isSorted() { | 
					
						
							|  |  |  | 		t.Fatal("Expected sorted objects") | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// Swap first and last
 | 
					
						
							|  |  |  | 	o[0], o[len(o)-1] = o[len(o)-1], o[0] | 
					
						
							|  |  |  | 	if o.isSorted() { | 
					
						
							|  |  |  | 		t.Fatal("Expected unsorted objects") | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	sorted := o.sort() | 
					
						
							|  |  |  | 	if !o.isSorted() { | 
					
						
							|  |  |  | 		t.Fatal("Expected sorted o objects") | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	if !sorted.entries().isSorted() { | 
					
						
							|  |  |  | 		t.Fatal("Expected sorted wrapped objects") | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	want := loadMetacacheSampleNames | 
					
						
							|  |  |  | 	for i, got := range o { | 
					
						
							|  |  |  | 		if got.name != want[i] { | 
					
						
							|  |  |  | 			t.Errorf("entry %d, want %q, got %q", i, want[i], got.name) | 
					
						
							|  |  |  | 		} | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_forwardTo(t *testing.T) { | 
					
						
							|  |  |  | 	org := loadMetacacheSampleEntries(t) | 
					
						
							|  |  |  | 	entries := org | 
					
						
							|  |  |  | 	want := []string{"src/compress/zlib/reader_test.go", "src/compress/zlib/writer.go", "src/compress/zlib/writer_test.go"} | 
					
						
							|  |  |  | 	entries.forwardTo("src/compress/zlib/reader_test.go") | 
					
						
							|  |  |  | 	got := entries.entries().names() | 
					
						
							|  |  |  | 	if !reflect.DeepEqual(got, want) { | 
					
						
							|  |  |  | 		t.Errorf("got unexpected result: %#v", got) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	// Try with prefix
 | 
					
						
							|  |  |  | 	entries = org | 
					
						
							|  |  |  | 	entries.forwardTo("src/compress/zlib/reader_t") | 
					
						
							|  |  |  | 	got = entries.entries().names() | 
					
						
							|  |  |  | 	if !reflect.DeepEqual(got, want) { | 
					
						
							|  |  |  | 		t.Errorf("got unexpected result: %#v", got) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_merge(t *testing.T) { | 
					
						
							|  |  |  | 	org := loadMetacacheSampleEntries(t) | 
					
						
							|  |  |  | 	a, b := org.shallowClone(), org.shallowClone() | 
					
						
							|  |  |  | 	be := b.entries() | 
					
						
							|  |  |  | 	for i := range be { | 
					
						
							|  |  |  | 		//  Modify b so it isn't deduplicated.
 | 
					
						
							|  |  |  | 		be[i].metadata = []byte("something-else") | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	// Merge b into a
 | 
					
						
							|  |  |  | 	a.merge(b, -1) | 
					
						
							| 
									
										
										
										
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										 |  |  | 	//nolint:gocritic
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							| 
									
										
										
										
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										 |  |  | 	want := append(loadMetacacheSampleNames, loadMetacacheSampleNames...) | 
					
						
							|  |  |  | 	sort.Strings(want) | 
					
						
							|  |  |  | 	got := a.entries().names() | 
					
						
							|  |  |  | 	if len(got) != len(want) { | 
					
						
							|  |  |  | 		t.Errorf("unexpected count, want %v, got %v", len(want), len(got)) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	for i, name := range got { | 
					
						
							|  |  |  | 		if want[i] != name { | 
					
						
							|  |  |  | 			t.Errorf("unexpected name, want %q, got %q", want[i], name) | 
					
						
							|  |  |  | 		} | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_filterObjects(t *testing.T) { | 
					
						
							|  |  |  | 	data := loadMetacacheSampleEntries(t) | 
					
						
							|  |  |  | 	data.filterObjectsOnly() | 
					
						
							|  |  |  | 	got := data.entries().names() | 
					
						
							|  |  |  | 	want := []string{"src/compress/bzip2/bit_reader.go", "src/compress/bzip2/bzip2.go", "src/compress/bzip2/bzip2_test.go", "src/compress/bzip2/huffman.go", "src/compress/bzip2/move_to_front.go", "src/compress/bzip2/testdata/Isaac.Newton-Opticks.txt.bz2", "src/compress/bzip2/testdata/e.txt.bz2", "src/compress/bzip2/testdata/fail-issue5747.bz2", "src/compress/bzip2/testdata/pass-random1.bin", "src/compress/bzip2/testdata/pass-random1.bz2", "src/compress/bzip2/testdata/pass-random2.bin", "src/compress/bzip2/testdata/pass-random2.bz2", "src/compress/bzip2/testdata/pass-sawtooth.bz2", "src/compress/bzip2/testdata/random.data.bz2", "src/compress/flate/deflate.go", "src/compress/flate/deflate_test.go", "src/compress/flate/deflatefast.go", "src/compress/flate/dict_decoder.go", "src/compress/flate/dict_decoder_test.go", "src/compress/flate/example_test.go", "src/compress/flate/flate_test.go", "src/compress/flate/huffman_bit_writer.go", "src/compress/flate/huffman_bit_writer_test.go", "src/compress/flate/huffman_code.go", "src/compress/flate/inflate.go", "src/compress/flate/inflate_test.go", "src/compress/flate/reader_test.go", "src/compress/flate/testdata/huffman-null-max.dyn.expect", "src/compress/flate/testdata/huffman-null-max.dyn.expect-noinput", "src/compress/flate/testdata/huffman-null-max.golden", "src/compress/flate/testdata/huffman-null-max.in", "src/compress/flate/testdata/huffman-null-max.wb.expect", "src/compress/flate/testdata/huffman-null-max.wb.expect-noinput", "src/compress/flate/testdata/huffman-pi.dyn.expect", "src/compress/flate/testdata/huffman-pi.dyn.expect-noinput", "src/compress/flate/testdata/huffman-pi.golden", "src/compress/flate/testdata/huffman-pi.in", "src/compress/flate/testdata/huffman-pi.wb.expect", "src/compress/flate/testdata/huffman-pi.wb.expect-noinput", "src/compress/flate/testdata/huffman-rand-1k.dyn.expect", "src/compress/flate/testdata/huffman-rand-1k.dyn.expect-noinput", "src/compress/flate/testdata/huffman-rand-1k.golden", "src/compress/flate/testdata/huffman-rand-1k.in", "src/compress/flate/testdata/huffman-rand-1k.wb.expect", "src/compress/flate/testdata/huffman-rand-1k.wb.expect-noinput", "src/compress/flate/testdata/huffman-rand-limit.dyn.expect", "src/compress/flate/testdata/huffman-rand-limit.dyn.expect-noinput", "src/compress/flate/testdata/huffman-rand-limit.golden", "src/compress/flate/testdata/huffman-rand-limit.in", "src/compress/flate/testdata/huffman-rand-limit.wb.expect", "src/compress/flate/testdata/huffman-rand-limit.wb.expect-noinput", "src/compress/flate/testdata/huffman-rand-max.golden", "src/compress/flate/testdata/huffman-rand-max.in", "src/compress/flate/testdata/huffman-shifts.dyn.expect", "src/compress/flate/testdata/huffman-shifts.dyn.expect-noinput", "src/compress/flate/testdata/huffman-shifts.golden", "src/compress/flate/testdata/huffman-shifts.in", "src/compress/flate/testdata/huffman-shifts.wb.expect", "src/compress/flate/testdata/huffman-shifts.wb.expect-noinput", "src/compress/flate/testdata/huffman-text-shift.dyn.expect", "src/compress/flate/testdata/huffman-text-shift.dyn.expect-noinput", "src/compress/flate/testdata/huffman-text-shift.golden", "src/compress/flate/testdata/huffman-text-shift.in", "src/compress/flate/testdata/huffman-text-shift.wb.expect", "src/compress/flate/testdata/huffman-text-shift.wb.expect-noinput", "src/compress/flate/testdata/huffman-text.dyn.expect", "src/compress/flate/testdata/huffman-text.dyn.expect-noinput", "src/compress/flate/testdata/huffman-text.golden", "src/compress/flate/testdata/huffman-text.in", "src/compress/flate/testdata/huffman-text.wb.expect", "src/compress/flate/testdata/huffman-text.wb.expect-noinput", "src/compress/flate/testdata/huffman-zero.dyn.expect", "src/compress/flate/testdata/huffman-zero.dyn.expect-noinput", "src/compress/flate/testdata/huffman-zero.golden", "src/compress/flate/testdata/huffman-zero.in", "src/compress/flate/testdata/huffman-zero.wb.expect", "src/compress/flate/testdata/huffman-zero.wb.expect-noinput", "src/compress/flate/testdata/null-long-match.dyn.expect-noinput", "src/compress/flate | 
					
						
							|  |  |  | 	if !reflect.DeepEqual(want, got) { | 
					
						
							|  |  |  | 		t.Errorf("got unexpected result: %#v", got) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_filterPrefixes(t *testing.T) { | 
					
						
							|  |  |  | 	data := loadMetacacheSampleEntries(t) | 
					
						
							|  |  |  | 	data.filterPrefixesOnly() | 
					
						
							|  |  |  | 	got := data.entries().names() | 
					
						
							|  |  |  | 	want := []string{"src/compress/bzip2/", "src/compress/bzip2/testdata/", "src/compress/flate/", "src/compress/flate/testdata/", "src/compress/gzip/", "src/compress/gzip/testdata/", "src/compress/lzw/", "src/compress/testdata/", "src/compress/zlib/"} | 
					
						
							|  |  |  | 	if !reflect.DeepEqual(want, got) { | 
					
						
							|  |  |  | 		t.Errorf("got unexpected result: %#v", got) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_filterRecursive(t *testing.T) { | 
					
						
							|  |  |  | 	data := loadMetacacheSampleEntries(t) | 
					
						
							|  |  |  | 	data.filterRecursiveEntries("src/compress/bzip2/", slashSeparator) | 
					
						
							|  |  |  | 	got := data.entries().names() | 
					
						
							|  |  |  | 	want := []string{"src/compress/bzip2/", "src/compress/bzip2/bit_reader.go", "src/compress/bzip2/bzip2.go", "src/compress/bzip2/bzip2_test.go", "src/compress/bzip2/huffman.go", "src/compress/bzip2/move_to_front.go"} | 
					
						
							|  |  |  | 	if !reflect.DeepEqual(want, got) { | 
					
						
							|  |  |  | 		t.Errorf("got unexpected result: %#v", got) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_filterRecursiveRoot(t *testing.T) { | 
					
						
							|  |  |  | 	data := loadMetacacheSampleEntries(t) | 
					
						
							|  |  |  | 	data.filterRecursiveEntries("", slashSeparator) | 
					
						
							|  |  |  | 	got := data.entries().names() | 
					
						
							|  |  |  | 	want := []string{} | 
					
						
							|  |  |  | 	if !reflect.DeepEqual(want, got) { | 
					
						
							|  |  |  | 		t.Errorf("got unexpected result: %#v", got) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_filterRecursiveRootSep(t *testing.T) { | 
					
						
							|  |  |  | 	data := loadMetacacheSampleEntries(t) | 
					
						
							|  |  |  | 	// This will remove anything with "bzip2/" in the path since it is separator
 | 
					
						
							|  |  |  | 	data.filterRecursiveEntries("", "bzip2/") | 
					
						
							|  |  |  | 	got := data.entries().names() | 
					
						
							|  |  |  | 	want := []string{"src/compress/flate/", "src/compress/flate/deflate.go", "src/compress/flate/deflate_test.go", "src/compress/flate/deflatefast.go", "src/compress/flate/dict_decoder.go", "src/compress/flate/dict_decoder_test.go", "src/compress/flate/example_test.go", "src/compress/flate/flate_test.go", "src/compress/flate/huffman_bit_writer.go", "src/compress/flate/huffman_bit_writer_test.go", "src/compress/flate/huffman_code.go", "src/compress/flate/inflate.go", "src/compress/flate/inflate_test.go", "src/compress/flate/reader_test.go", "src/compress/flate/testdata/", "src/compress/flate/testdata/huffman-null-max.dyn.expect", "src/compress/flate/testdata/huffman-null-max.dyn.expect-noinput", "src/compress/flate/testdata/huffman-null-max.golden", "src/compress/flate/testdata/huffman-null-max.in", "src/compress/flate/testdata/huffman-null-max.wb.expect", "src/compress/flate/testdata/huffman-null-max.wb.expect-noinput", "src/compress/flate/testdata/huffman-pi.dyn.expect", "src/compress/flate/testdata/huffman-pi.dyn.expect-noinput", "src/compress/flate/testdata/huffman-pi.golden", "src/compress/flate/testdata/huffman-pi.in", "src/compress/flate/testdata/huffman-pi.wb.expect", "src/compress/flate/testdata/huffman-pi.wb.expect-noinput", "src/compress/flate/testdata/huffman-rand-1k.dyn.expect", "src/compress/flate/testdata/huffman-rand-1k.dyn.expect-noinput", "src/compress/flate/testdata/huffman-rand-1k.golden", "src/compress/flate/testdata/huffman-rand-1k.in", "src/compress/flate/testdata/huffman-rand-1k.wb.expect", "src/compress/flate/testdata/huffman-rand-1k.wb.expect-noinput", "src/compress/flate/testdata/huffman-rand-limit.dyn.expect", "src/compress/flate/testdata/huffman-rand-limit.dyn.expect-noinput", "src/compress/flate/testdata/huffman-rand-limit.golden", "src/compress/flate/testdata/huffman-rand-limit.in", "src/compress/flate/testdata/huffman-rand-limit.wb.expect", "src/compress/flate/testdata/huffman-rand-limit.wb.expect-noinput", "src/compress/flate/testdata/huffman-rand-max.golden", "src/compress/flate/testdata/huffman-rand-max.in", "src/compress/flate/testdata/huffman-shifts.dyn.expect", "src/compress/flate/testdata/huffman-shifts.dyn.expect-noinput", "src/compress/flate/testdata/huffman-shifts.golden", "src/compress/flate/testdata/huffman-shifts.in", "src/compress/flate/testdata/huffman-shifts.wb.expect", "src/compress/flate/testdata/huffman-shifts.wb.expect-noinput", "src/compress/flate/testdata/huffman-text-shift.dyn.expect", "src/compress/flate/testdata/huffman-text-shift.dyn.expect-noinput", "src/compress/flate/testdata/huffman-text-shift.golden", "src/compress/flate/testdata/huffman-text-shift.in", "src/compress/flate/testdata/huffman-text-shift.wb.expect", "src/compress/flate/testdata/huffman-text-shift.wb.expect-noinput", "src/compress/flate/testdata/huffman-text.dyn.expect", "src/compress/flate/testdata/huffman-text.dyn.expect-noinput", "src/compress/flate/testdata/huffman-text.golden", "src/compress/flate/testdata/huffman-text.in", "src/compress/flate/testdata/huffman-text.wb.expect", "src/compress/flate/testdata/huffman-text.wb.expect-noinput", "src/compress/flate/testdata/huffman-zero.dyn.expect", "src/compress/flate/testdata/huffman-zero.dyn.expect-noinput", "src/compress/flate/testdata/huffman-zero.golden", "src/compress/flate/testdata/huffman-zero.in", "src/compress/flate/testdata/huffman-zero.wb.expect", "src/compress/flate/testdata/huffman-zero.wb.expect-noinput", "src/compress/flate/testdata/null-long-match.dyn.expect-noinput", "src/compress/flate/testdata/null-long-match.wb.expect-noinput", "src/compress/flate/token.go", "src/compress/flate/writer_test.go", "src/compress/gzip/", "src/compress/gzip/example_test.go", "src/compress/gzip/gunzip.go", "src/compress/gzip/gunzip_test.go", "src/compress/gzip/gzip.go", "src/compress/gzip/gzip_test.go", "src/compress/gzip/issue14937_test.go", "src/compress/gzip/testdata/", "src/compress/gzip/testdata/issue6550.gz.base64", "src/compress/lzw/", "src/compress/lzw/reader.go", "src/compress/lzw/reader_test.go", "src/compress/lzw/writer.go", "src/compress/lzw/w | 
					
						
							|  |  |  | 	if !reflect.DeepEqual(want, got) { | 
					
						
							|  |  |  | 		t.Errorf("got unexpected result: %#v", got) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_filterPrefix(t *testing.T) { | 
					
						
							|  |  |  | 	data := loadMetacacheSampleEntries(t) | 
					
						
							|  |  |  | 	data.filterPrefix("src/compress/bzip2/") | 
					
						
							|  |  |  | 	got := data.entries().names() | 
					
						
							|  |  |  | 	want := []string{"src/compress/bzip2/", "src/compress/bzip2/bit_reader.go", "src/compress/bzip2/bzip2.go", "src/compress/bzip2/bzip2_test.go", "src/compress/bzip2/huffman.go", "src/compress/bzip2/move_to_front.go", "src/compress/bzip2/testdata/", "src/compress/bzip2/testdata/Isaac.Newton-Opticks.txt.bz2", "src/compress/bzip2/testdata/e.txt.bz2", "src/compress/bzip2/testdata/fail-issue5747.bz2", "src/compress/bzip2/testdata/pass-random1.bin", "src/compress/bzip2/testdata/pass-random1.bz2", "src/compress/bzip2/testdata/pass-random2.bin", "src/compress/bzip2/testdata/pass-random2.bz2", "src/compress/bzip2/testdata/pass-sawtooth.bz2", "src/compress/bzip2/testdata/random.data.bz2"} | 
					
						
							|  |  |  | 	if !reflect.DeepEqual(want, got) { | 
					
						
							|  |  |  | 		t.Errorf("got unexpected result: %#v", got) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntry_isInDir(t *testing.T) { | 
					
						
							|  |  |  | 	tests := []struct { | 
					
						
							|  |  |  | 		testName string | 
					
						
							|  |  |  | 		entry    string | 
					
						
							|  |  |  | 		dir      string | 
					
						
							|  |  |  | 		sep      string | 
					
						
							|  |  |  | 		want     bool | 
					
						
							|  |  |  | 	}{ | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			testName: "basic-file", | 
					
						
							|  |  |  | 			entry:    "src/file", | 
					
						
							|  |  |  | 			dir:      "src/", | 
					
						
							|  |  |  | 			sep:      slashSeparator, | 
					
						
							|  |  |  | 			want:     true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			testName: "basic-dir", | 
					
						
							|  |  |  | 			entry:    "src/dir/", | 
					
						
							|  |  |  | 			dir:      "src/", | 
					
						
							|  |  |  | 			sep:      slashSeparator, | 
					
						
							|  |  |  | 			want:     true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			testName: "deeper-file", | 
					
						
							|  |  |  | 			entry:    "src/dir/somewhere.ext", | 
					
						
							|  |  |  | 			dir:      "src/", | 
					
						
							|  |  |  | 			sep:      slashSeparator, | 
					
						
							|  |  |  | 			want:     false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			testName: "deeper-dir", | 
					
						
							|  |  |  | 			entry:    "src/dir/somewhere/", | 
					
						
							|  |  |  | 			dir:      "src/", | 
					
						
							|  |  |  | 			sep:      slashSeparator, | 
					
						
							|  |  |  | 			want:     false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			testName: "root-dir", | 
					
						
							|  |  |  | 			entry:    "doc/", | 
					
						
							|  |  |  | 			dir:      "", | 
					
						
							|  |  |  | 			sep:      slashSeparator, | 
					
						
							|  |  |  | 			want:     true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			testName: "root-file", | 
					
						
							|  |  |  | 			entry:    "word.doc", | 
					
						
							|  |  |  | 			dir:      "", | 
					
						
							|  |  |  | 			sep:      slashSeparator, | 
					
						
							|  |  |  | 			want:     true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	for _, tt := range tests { | 
					
						
							|  |  |  | 		t.Run(tt.testName, func(t *testing.T) { | 
					
						
							|  |  |  | 			e := metaCacheEntry{ | 
					
						
							|  |  |  | 				name: tt.entry, | 
					
						
							|  |  |  | 			} | 
					
						
							|  |  |  | 			if got := e.isInDir(tt.dir, tt.sep); got != tt.want { | 
					
						
							|  |  |  | 				t.Errorf("isInDir() = %v, want %v", got, tt.want) | 
					
						
							|  |  |  | 			} | 
					
						
							|  |  |  | 		}) | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } | 
					
						
							| 
									
										
										
										
											2021-12-03 03:29:16 +08:00
										 |  |  | 
 | 
					
						
							|  |  |  | func Test_metaCacheEntries_resolve(t *testing.T) { | 
					
						
							|  |  |  | 	baseTime, err := time.Parse("2006/01/02", "2015/02/25") | 
					
						
							|  |  |  | 	if err != nil { | 
					
						
							|  |  |  | 		t.Fatal(err) | 
					
						
							|  |  |  | 	} | 
					
						
							| 
									
										
										
										
											2022-01-03 01:15:06 +08:00
										 |  |  | 	inputs := []xlMetaV2{ | 
					
						
							| 
									
										
										
										
											2021-12-03 03:29:16 +08:00
										 |  |  | 		0: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{ | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(30 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{1, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 			}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		// Mismatches Modtime+Signature and older...
 | 
					
						
							|  |  |  | 		1: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{ | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(15 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{2, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 			}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		// Has another version prior to the one we want.
 | 
					
						
							|  |  |  | 		2: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{ | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(60 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{2, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(30 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{1, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 			}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		// Has a completely different version id
 | 
					
						
							|  |  |  | 		3: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{ | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(60 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{1, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 			}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		4: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		// Has a zero version id
 | 
					
						
							|  |  |  | 		5: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{ | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(60 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{5, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 			}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		// Zero version, modtime newer..
 | 
					
						
							|  |  |  | 		6: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{ | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(90 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{6, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 			}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		7: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{ | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(90 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{6, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(60 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{2, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(60 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{1, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(30 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{1, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 			}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		// Delete marker.
 | 
					
						
							|  |  |  | 		8: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{ | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(90 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{6, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      DeleteType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 			}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		// Delete marker and version from 1
 | 
					
						
							|  |  |  | 		9: { | 
					
						
							|  |  |  | 			versions: []xlMetaV2ShallowVersion{ | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(90 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{6, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      DeleteType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 				{header: xlMetaV2VersionHeader{ | 
					
						
							|  |  |  | 					VersionID: [16]byte{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, | 
					
						
							|  |  |  | 					ModTime:   baseTime.Add(15 * time.Minute).UnixNano(), | 
					
						
							|  |  |  | 					Signature: [4]byte{2, 1, 1, 1}, | 
					
						
							|  |  |  | 					Type:      ObjectType, | 
					
						
							|  |  |  | 					Flags:     0, | 
					
						
							|  |  |  | 				}}, | 
					
						
							|  |  |  | 			}, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 	inputSerialized := make([]metaCacheEntry, len(inputs)) | 
					
						
							|  |  |  | 	for i, xl := range inputs { | 
					
						
							|  |  |  | 		xl.sortByModTime() | 
					
						
							|  |  |  | 		var err error | 
					
						
							| 
									
										
										
										
											2022-01-03 01:15:06 +08:00
										 |  |  | 		entry := metaCacheEntry{ | 
					
						
							| 
									
										
										
										
											2021-12-03 03:29:16 +08:00
										 |  |  | 			name: "testobject", | 
					
						
							|  |  |  | 		} | 
					
						
							|  |  |  | 		entry.metadata, err = xl.AppendTo(nil) | 
					
						
							|  |  |  | 		if err != nil { | 
					
						
							|  |  |  | 			t.Fatal(err) | 
					
						
							|  |  |  | 		} | 
					
						
							|  |  |  | 		inputSerialized[i] = entry | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	tests := []struct { | 
					
						
							|  |  |  | 		name         string | 
					
						
							|  |  |  | 		m            metaCacheEntries | 
					
						
							|  |  |  | 		r            metadataResolutionParams | 
					
						
							|  |  |  | 		wantSelected *metaCacheEntry | 
					
						
							|  |  |  | 		wantOk       bool | 
					
						
							|  |  |  | 	}{ | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "consistent", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[0]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "consistent-strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[0]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "one zero, below quorum", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], metaCacheEntry{}}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: nil, | 
					
						
							|  |  |  | 			wantOk:       false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "one zero, below quorum, strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], metaCacheEntry{}}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: nil, | 
					
						
							|  |  |  | 			wantOk:       false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "one zero, at quorum", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], metaCacheEntry{}}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 3, objQuorum: 3, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "one zero, at quorum, strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], metaCacheEntry{}}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 3, objQuorum: 3, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "modtime, signature mismatch", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[1]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "modtime,signature mismatch, strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[1]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: nil, | 
					
						
							|  |  |  | 			wantOk:       false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "modtime, signature mismatch, at quorum", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[1]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 3, objQuorum: 3, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "modtime,signature mismatch, at quorum, strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[1]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 3, objQuorum: 3, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "additional version", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[2]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			// Since we have the same version in all inputs, that is strictly ok.
 | 
					
						
							|  |  |  | 			name:         "additional version, strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[2]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			// Since we have the same version in all inputs, that is strictly ok.
 | 
					
						
							|  |  |  | 			name: "additional version, quorum one", | 
					
						
							|  |  |  | 			m:    metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[2]}, | 
					
						
							|  |  |  | 			r:    metadataResolutionParams{dirQuorum: 1, objQuorum: 1, strict: true}, | 
					
						
							|  |  |  | 			// We get the both versions, since we only request quorum 1
 | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[2], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "additional version, quorum two", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], inputSerialized[2]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 2, objQuorum: 2, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "2 additional versions, quorum two", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[2], inputSerialized[2]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 2, objQuorum: 2, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[2], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			// inputSerialized[1] have older versions of the second in inputSerialized[2]
 | 
					
						
							|  |  |  | 			name:         "modtimemismatch", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[1], inputSerialized[1], inputSerialized[2], inputSerialized[2]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 2, objQuorum: 2, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[2], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			// inputSerialized[1] have older versions of the second in inputSerialized[2]
 | 
					
						
							|  |  |  | 			name:         "modtimemismatch,strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[1], inputSerialized[1], inputSerialized[2], inputSerialized[2]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 2, objQuorum: 2, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[2], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			// inputSerialized[1] have older versions of the second in inputSerialized[2], but
 | 
					
						
							|  |  |  | 			// since it is not strict, we should get it that one (with latest modtime)
 | 
					
						
							|  |  |  | 			name:         "modtimemismatch,not strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[1], inputSerialized[1], inputSerialized[2], inputSerialized[2]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "one-q1", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[4], inputSerialized[4], inputSerialized[4]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 1, objQuorum: 1, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "one-q1-strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[4], inputSerialized[4], inputSerialized[4]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 1, objQuorum: 1, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[0], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "one-q2", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[4], inputSerialized[4], inputSerialized[4]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 2, objQuorum: 2, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: nil, | 
					
						
							|  |  |  | 			wantOk:       false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "one-q2-strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[4], inputSerialized[4], inputSerialized[4]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 2, objQuorum: 2, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: nil, | 
					
						
							|  |  |  | 			wantOk:       false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "two-diff-q2", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[0], inputSerialized[3], inputSerialized[4], inputSerialized[4]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 2, objQuorum: 2, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: nil, | 
					
						
							|  |  |  | 			wantOk:       false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "zeroid", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[5], inputSerialized[5], inputSerialized[6], inputSerialized[6]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 2, objQuorum: 2, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[6], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			// When ID is zero, do not allow non-strict matches to reach quorum.
 | 
					
						
							|  |  |  | 			name:         "zeroid-belowq", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[5], inputSerialized[5], inputSerialized[6], inputSerialized[6]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 3, objQuorum: 3, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: nil, | 
					
						
							|  |  |  | 			wantOk:       false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "merge4", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[2], inputSerialized[3], inputSerialized[5], inputSerialized[6]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 1, objQuorum: 1, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[7], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "deletemarker", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[8], inputSerialized[4], inputSerialized[4], inputSerialized[4]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 1, objQuorum: 1, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[8], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "deletemarker-nonq", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[8], inputSerialized[8], inputSerialized[4], inputSerialized[4]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 3, objQuorum: 3, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: nil, | 
					
						
							|  |  |  | 			wantOk:       false, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "deletemarker-nonq", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[8], inputSerialized[8], inputSerialized[8], inputSerialized[1]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 3, objQuorum: 3, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[8], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "deletemarker-mixed", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[8], inputSerialized[8], inputSerialized[1], inputSerialized[1]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 2, objQuorum: 2, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[9], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "deletemarker-q3", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[8], inputSerialized[9], inputSerialized[9], inputSerialized[1]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 3, objQuorum: 3, strict: false}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[9], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 		{ | 
					
						
							|  |  |  | 			name:         "deletemarker-q3-strict", | 
					
						
							|  |  |  | 			m:            metaCacheEntries{inputSerialized[8], inputSerialized[9], inputSerialized[9], inputSerialized[1]}, | 
					
						
							|  |  |  | 			r:            metadataResolutionParams{dirQuorum: 3, objQuorum: 3, strict: true}, | 
					
						
							|  |  |  | 			wantSelected: &inputSerialized[9], | 
					
						
							|  |  |  | 			wantOk:       true, | 
					
						
							|  |  |  | 		}, | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | 
 | 
					
						
							|  |  |  | 	for testID, tt := range tests { | 
					
						
							|  |  |  | 		rng := rand.New(rand.NewSource(0)) | 
					
						
							|  |  |  | 		// Run for a number of times, shuffling the input to ensure that output is consistent.
 | 
					
						
							|  |  |  | 		for i := 0; i < 10; i++ { | 
					
						
							|  |  |  | 			t.Run(fmt.Sprintf("test-%d-%s-run-%d", testID, tt.name, i), func(t *testing.T) { | 
					
						
							|  |  |  | 				if i > 0 { | 
					
						
							|  |  |  | 					rng.Shuffle(len(tt.m), func(i, j int) { | 
					
						
							|  |  |  | 						tt.m[i], tt.m[j] = tt.m[j], tt.m[i] | 
					
						
							|  |  |  | 					}) | 
					
						
							|  |  |  | 				} | 
					
						
							|  |  |  | 				gotSelected, gotOk := tt.m.resolve(&tt.r) | 
					
						
							|  |  |  | 				if gotOk != tt.wantOk { | 
					
						
							|  |  |  | 					t.Errorf("resolve() gotOk = %v, want %v", gotOk, tt.wantOk) | 
					
						
							|  |  |  | 				} | 
					
						
							|  |  |  | 				if gotSelected != nil { | 
					
						
							|  |  |  | 					gotSelected.cached = nil | 
					
						
							|  |  |  | 					gotSelected.reusable = false | 
					
						
							|  |  |  | 				} | 
					
						
							|  |  |  | 				if !reflect.DeepEqual(gotSelected, tt.wantSelected) { | 
					
						
							|  |  |  | 					wantM, _ := tt.wantSelected.xlmeta() | 
					
						
							|  |  |  | 					gotM, _ := gotSelected.xlmeta() | 
					
						
							|  |  |  | 					t.Errorf("resolve() gotSelected = \n%#v, want \n%#v", *gotM, *wantM) | 
					
						
							|  |  |  | 				} | 
					
						
							|  |  |  | 			}) | 
					
						
							|  |  |  | 		} | 
					
						
							|  |  |  | 	} | 
					
						
							|  |  |  | } |