c526a38369
ultimately this is make it more convenient for us to wire up different elements of the analysis pipeline, without having to preload everything into memory before we need it separately the index layer now has a mechanism for storing internal key/value pairs. this is expected to be used to store the mapping, and possibly other pieces of data by the top layer, but not exposed to the user at the top.
218 lines
7.1 KiB
Go
218 lines
7.1 KiB
Go
// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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package upside_down
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import (
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"reflect"
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"testing"
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)
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func TestRows(t *testing.T) {
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tests := []struct {
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input UpsideDownCouchRow
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outKey []byte
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outVal []byte
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}{
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{
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NewVersionRow(1),
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[]byte{'v'},
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[]byte{0x1},
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},
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{
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NewFieldRow(0, "name"),
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[]byte{'f', 0, 0},
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[]byte{'n', 'a', 'm', 'e', BYTE_SEPARATOR},
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},
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{
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NewFieldRow(1, "desc"),
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[]byte{'f', 1, 0},
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[]byte{'d', 'e', 's', 'c', BYTE_SEPARATOR},
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},
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{
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NewFieldRow(513, "style"),
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[]byte{'f', 1, 2},
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[]byte{'s', 't', 'y', 'l', 'e', BYTE_SEPARATOR},
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},
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{
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NewTermFrequencyRow([]byte{'b', 'e', 'e', 'r'}, 0, "", 3, 3.14),
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR},
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[]byte{3, 0, 0, 0, 0, 0, 0, 0, 195, 245, 72, 64},
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},
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{
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NewTermFrequencyRow([]byte{'b', 'e', 'e', 'r'}, 0, "budweiser", 3, 3.14),
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR, 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{3, 0, 0, 0, 0, 0, 0, 0, 195, 245, 72, 64},
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},
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{
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NewTermFrequencyRowWithTermVectors([]byte{'b', 'e', 'e', 'r'}, 0, "budweiser", 3, 3.14, []*TermVector{&TermVector{field: 0, pos: 1, start: 3, end: 11}, &TermVector{field: 0, pos: 2, start: 23, end: 31}, &TermVector{field: 0, pos: 3, start: 43, end: 51}}),
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR, 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{3, 0, 0, 0, 0, 0, 0, 0, 195, 245, 72, 64, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 23, 0, 0, 0, 0, 0, 0, 0, 31, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 43, 0, 0, 0, 0, 0, 0, 0, 51, 0, 0, 0, 0, 0, 0, 0},
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},
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{
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NewBackIndexRow("budweiser", []*BackIndexEntry{&BackIndexEntry{[]byte{'b', 'e', 'e', 'r'}, 0}}, []uint16{}),
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[]byte{'b', 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{'b', 'e', 'e', 'r', BYTE_SEPARATOR, 0, 0},
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},
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{
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NewBackIndexRow("budweiser", []*BackIndexEntry{&BackIndexEntry{[]byte{'b', 'e', 'e', 'r'}, 0}, &BackIndexEntry{[]byte{'b', 'e', 'a', 't'}, 1}}, []uint16{}),
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[]byte{'b', 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{'b', 'e', 'e', 'r', BYTE_SEPARATOR, 0, 0, 'b', 'e', 'a', 't', BYTE_SEPARATOR, 1, 0},
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},
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{
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NewBackIndexRow("budweiser", []*BackIndexEntry{&BackIndexEntry{[]byte{'b', 'e', 'e', 'r'}, 0}, &BackIndexEntry{[]byte{'b', 'e', 'a', 't'}, 1}}, []uint16{3, 4, 5}),
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[]byte{'b', 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{'b', 'e', 'e', 'r', BYTE_SEPARATOR, 0, 0, 'b', 'e', 'a', 't', BYTE_SEPARATOR, 1, 0, BYTE_SEPARATOR, 3, 0, BYTE_SEPARATOR, 4, 0, BYTE_SEPARATOR, 5, 0},
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},
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{
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NewStoredRow("budweiser", 0, byte('t'), []byte("an american beer")),
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[]byte{'s', 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r', BYTE_SEPARATOR, 0, 0},
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[]byte{'t', 'a', 'n', ' ', 'a', 'm', 'e', 'r', 'i', 'c', 'a', 'n', ' ', 'b', 'e', 'e', 'r'},
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},
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{
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NewInternalRow([]byte("mapping"), []byte(`{"mapping":"json content"}`)),
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[]byte{'i', 'm', 'a', 'p', 'p', 'i', 'n', 'g'},
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[]byte{'{', '"', 'm', 'a', 'p', 'p', 'i', 'n', 'g', '"', ':', '"', 'j', 's', 'o', 'n', ' ', 'c', 'o', 'n', 't', 'e', 'n', 't', '"', '}'},
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},
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}
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// test going from struct to k/v bytes
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for _, test := range tests {
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rk := test.input.Key()
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if !reflect.DeepEqual(rk, test.outKey) {
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t.Errorf("Expected key to be %v got: %v", test.outKey, rk)
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}
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rv := test.input.Value()
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if !reflect.DeepEqual(rv, test.outVal) {
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t.Errorf("Expected value to be %v got: %v", test.outVal, rv)
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}
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}
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// now test going back from k/v bytes to struct
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for _, test := range tests {
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row, err := ParseFromKeyValue(test.outKey, test.outVal)
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if err != nil {
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t.Error(err)
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}
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if !reflect.DeepEqual(row, test.input) {
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t.Fatalf("Expected: %#v got: %#v", test.input, row)
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}
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}
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}
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func TestInvalidRows(t *testing.T) {
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tests := []struct {
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key []byte
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val []byte
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}{
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// empty key
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{
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[]byte{},
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[]byte{},
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},
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// no such type q
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{
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[]byte{'q'},
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[]byte{},
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},
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// type v, invalid empty value
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{
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[]byte{'v'},
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[]byte{},
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},
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// type f, invalid key
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{
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[]byte{'f'},
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[]byte{},
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},
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// type f, valid key, invalid value
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{
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[]byte{'f', 0, 0},
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[]byte{},
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},
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// type t, invalid key (missing field)
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{
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[]byte{'t'},
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[]byte{},
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},
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// type t, invalid key (missing term)
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{
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[]byte{'t', 0, 0},
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[]byte{},
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},
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// type t, invalid key (missing id)
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{
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR},
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[]byte{},
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},
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// type t, invalid val (misisng freq)
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{
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR, 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{},
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},
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// type t, invalid val (missing norm)
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{
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR, 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{3, 0, 0, 0, 0, 0, 0, 0},
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},
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// type t, invalid val (half missing tv field, full missing is valid (no term vectors))
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{
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR, 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{3, 0, 0, 0, 0, 0, 0, 0, 195, 245, 72, 64, 0},
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},
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// type t, invalid val (missing tv pos)
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{
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR, 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{3, 0, 0, 0, 0, 0, 0, 0, 195, 245, 72, 64, 0, 0},
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},
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// type t, invalid val (missing tv start)
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{
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR, 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{3, 0, 0, 0, 0, 0, 0, 0, 195, 245, 72, 64, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0},
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},
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// type t, invalid val (missing tv end)
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{
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[]byte{'t', 0, 0, 'b', 'e', 'e', 'r', BYTE_SEPARATOR, 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{3, 0, 0, 0, 0, 0, 0, 0, 195, 245, 72, 64, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0},
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},
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// type b, invalid key (missing id)
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{
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[]byte{'b'},
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[]byte{'b', 'e', 'e', 'r', BYTE_SEPARATOR, 0, 0},
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},
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// type b, invalid val (missing term)
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{
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[]byte{'b', 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{},
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},
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// type b, invalid val (missing field)
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{
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[]byte{'b', 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r'},
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[]byte{'b', 'e', 'e', 'r', BYTE_SEPARATOR},
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},
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// type s, invalid key (missing id)
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{
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[]byte{'s'},
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[]byte{'t', 'a', 'n', ' ', 'a', 'm', 'e', 'r', 'i', 'c', 'a', 'n', ' ', 'b', 'e', 'e', 'r'},
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},
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// type b, invalid val (missing field)
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{
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[]byte{'s', 'b', 'u', 'd', 'w', 'e', 'i', 's', 'e', 'r', BYTE_SEPARATOR},
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[]byte{'t', 'a', 'n', ' ', 'a', 'm', 'e', 'r', 'i', 'c', 'a', 'n', ' ', 'b', 'e', 'e', 'r'},
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},
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}
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for _, test := range tests {
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_, err := ParseFromKeyValue(test.key, test.val)
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if err == nil {
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t.Errorf("expected error, got nil")
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}
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}
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}
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