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minio/cmd/metacache-entries_test.go

265 lines
17 KiB

/*
* MinIO Cloud Storage, (C) 2020 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cmd
import (
"bytes"
"reflect"
"sort"
"testing"
)
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)
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_dedupe(t *testing.T) {
org := loadMetacacheSampleEntries(t)
a, b := org.shallowClone(), org.shallowClone()
// Merge b into a
a.merge(b, -1)
if a.deduplicate(nil) {
t.Fatal("deduplicate returned duplicate entries left")
}
want := loadMetacacheSampleNames
got := a.entries().names()
if !reflect.DeepEqual(want, got) {
t.Errorf("got unexpected result: %#v", got)
}
}
func Test_metaCacheEntries_dedupe2(t *testing.T) {
org := loadMetacacheSampleEntries(t)
a, b := org.shallowClone(), org.shallowClone()
// Replace metadata in b
testMarker := []byte("sampleset")
for i := range b.o {
b.o[i].metadata = testMarker
}
// Merge b into a
a.merge(b, -1)
if a.deduplicate(func(existing, other *metaCacheEntry) (replace bool) {
a := bytes.Equal(existing.metadata, testMarker)
b := bytes.Equal(other.metadata, testMarker)
if a == b {
t.Fatal("got same number of testmarkers, only one should be given", a, b)
}
return b
}) {
t.Fatal("deduplicate returned duplicate entries left, we should always resolve")
}
want := loadMetacacheSampleNames
got := a.entries().names()
if !reflect.DeepEqual(want, got) {
t.Errorf("got unexpected result: %#v", got)
}
}
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/testdata/null-long-match.wb.expect-noinput", "src/compress/flate/token.go", "src/compress/flate/writer_test.go", "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/issue6550.gz.base64", "src/compress/lzw/reader.go", "src/compress/lzw/reader_test.go", "src/compress/lzw/writer.go", "src/compress/lzw/writer_test.go", "src/compress/testdata/e.txt", "src/compress/testdata/gettysburg.txt", "src/compress/testdata/pi.txt", "src/compress/zlib/example_test.go", "src/compress/zlib/reader.go", "src/compress/zlib/reader_test.go", "src/compress/zlib/writer.go", "src/compress/zlib/writer_test.go"}
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/writer_test.go", "src/compress/testdata/", "src/compress/testdata/e.txt", "src/compress/testdata/gettysburg.txt", "src/compress/testdata/pi.txt", "src/compress/zlib/", "src/compress/zlib/example_test.go", "src/compress/zlib/reader.go", "src/compress/zlib/reader_test.go", "src/compress/zlib/writer.go", "src/compress/zlib/writer_test.go"}
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)
}
})
}
}