mirror of
https://github.com/featurebasedb/featurebase.git
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113 lines
3 KiB
Go
113 lines
3 KiB
Go
// Copyright 2017 Pilosa Corp.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package pilosa_test
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import (
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"fmt"
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"reflect"
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"testing"
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"github.com/pilosa/pilosa"
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)
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// Ensure a row can be merged
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func TestRow_Merge(t *testing.T) {
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tests := []struct {
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r1 *pilosa.Row
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r2 *pilosa.Row
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exp uint64
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}{
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{
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r1: pilosa.NewRow(1, 2, 3, SliceWidth+1, 2*SliceWidth),
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r2: pilosa.NewRow(3, 4, 5),
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exp: 7,
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},
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{
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r1: pilosa.NewRow(),
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r2: pilosa.NewRow(2, 66000, 70000, 70001, 70002, 70003, 70004),
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exp: 7,
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},
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}
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for i, test := range tests {
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t.Run(fmt.Sprintf("#%d:", i), func(t *testing.T) {
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test.r1.Merge(test.r2)
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if cnt := test.r1.Count(); cnt != test.exp {
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t.Fatalf("merged count %d is not %d", cnt, test.exp)
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}
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if length := len(test.r1.Columns()); uint64(length) != test.exp {
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t.Fatalf("merged length %d is not %d", length, test.exp)
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}
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})
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}
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}
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// Ensure a row can Xor'ed
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func TestRow_Xor(t *testing.T) {
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r1 := pilosa.NewRow(0, 1, SliceWidth)
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r2 := pilosa.NewRow(0, 2*SliceWidth)
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exp := []uint64{1, SliceWidth, 2 * SliceWidth}
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res := r1.Xor(r2)
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if res.Count() != 3 {
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t.Fatalf("Test 1 Count after xor %d != 3\n", res.Count())
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}
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if !reflect.DeepEqual(res.Columns(), exp) {
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t.Fatalf("Test 2 Results %v != expected %v\n", res.Columns(), exp)
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}
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res = r2.Xor(r1)
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if res.Count() != 3 {
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t.Fatalf("Test 3 Count after xor %d != 3\n", res.Count())
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}
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if !reflect.DeepEqual(res.Columns(), exp) {
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t.Fatalf("Test 4 Results %v != expected %v\n", res.Columns(), exp)
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}
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}
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func TestRow_Union_Segment(t *testing.T) {
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r1 := pilosa.NewRow(0, 1, SliceWidth)
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r2 := pilosa.NewRow(0, 2*SliceWidth)
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exp := []uint64{0, 1, SliceWidth, 2 * SliceWidth}
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res := r1.Union(r2)
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if res.Count() != 4 {
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t.Fatalf("Test 1 Count after Union %d != 5\n", res.Count())
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}
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if !reflect.DeepEqual(res.Columns(), exp) {
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t.Fatalf("Test 2 Union Results %v != expected %v\n", res.Columns(), exp)
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}
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res = r2.Union(r1)
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if res.Count() != 4 {
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t.Fatalf("Test 3 Count after xor %d != 5\n", res.Count())
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}
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if !reflect.DeepEqual(res.Columns(), exp) {
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t.Fatalf("Test 2 Union Results %v != expected %v\n", res.Columns(), exp)
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}
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}
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func TestRow_Difference_Segment(t *testing.T) {
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r1 := pilosa.NewRow(0, 1, SliceWidth)
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r2 := pilosa.NewRow(0, 2*SliceWidth)
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exp := []uint64{1, SliceWidth}
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res := r1.Difference(r2)
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if res.Count() != 2 {
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t.Fatalf("Test 1 Count after Difference %d != 5\n", res.Count())
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}
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if !reflect.DeepEqual(res.Columns(), exp) {
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t.Fatalf("Test 2 Difference Results %v != expected %v\n", res.Columns(), exp)
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}
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}
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