168 lines
3.3 KiB
Go
168 lines
3.3 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 analysis
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import (
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"reflect"
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"testing"
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)
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func TestTokenFrequency(t *testing.T) {
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tokens := TokenStream{
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&Token{
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Term: []byte("water"),
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Position: 1,
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Start: 0,
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End: 5,
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},
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&Token{
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Term: []byte("water"),
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Position: 2,
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Start: 6,
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End: 11,
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},
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}
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expectedResult := TokenFrequencies{
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&TokenFreq{
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Term: []byte("water"),
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Locations: []*TokenLocation{
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&TokenLocation{
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Position: 1,
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Start: 0,
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End: 5,
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},
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&TokenLocation{
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Position: 2,
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Start: 6,
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End: 11,
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},
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},
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},
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}
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result := TokenFrequency(tokens)
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if !reflect.DeepEqual(result, expectedResult) {
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t.Errorf("expected %#v, got %#v", expectedResult, result)
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}
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}
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func TestTokenFrequenciesMergeAll(t *testing.T) {
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tf1 := TokenFrequencies{
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&TokenFreq{
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Term: []byte("water"),
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Locations: []*TokenLocation{
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&TokenLocation{
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Position: 1,
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Start: 0,
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End: 5,
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},
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&TokenLocation{
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Position: 2,
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Start: 6,
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End: 11,
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},
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},
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},
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}
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tf2 := TokenFrequencies{
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&TokenFreq{
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Term: []byte("water"),
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Locations: []*TokenLocation{
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&TokenLocation{
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Position: 1,
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Start: 0,
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End: 5,
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},
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&TokenLocation{
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Position: 2,
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Start: 6,
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End: 11,
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},
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},
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},
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}
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expectedResult := TokenFrequencies{
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&TokenFreq{
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Term: []byte("water"),
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Locations: []*TokenLocation{
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&TokenLocation{
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Position: 1,
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Start: 0,
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End: 5,
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},
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&TokenLocation{
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Position: 2,
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Start: 6,
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End: 11,
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},
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&TokenLocation{
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Field: "tf2",
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Position: 1,
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Start: 0,
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End: 5,
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},
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&TokenLocation{
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Field: "tf2",
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Position: 2,
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Start: 6,
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End: 11,
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},
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},
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},
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}
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tf1.MergeAll("tf2", tf2)
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if !reflect.DeepEqual(tf1, expectedResult) {
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t.Errorf("expected %#v, got %#v", expectedResult, tf1)
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}
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}
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func TestTokenFrequenciesMergeAllLeftEmpty(t *testing.T) {
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tf1 := TokenFrequencies{}
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tf2 := TokenFrequencies{
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&TokenFreq{
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Term: []byte("water"),
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Locations: []*TokenLocation{
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&TokenLocation{
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Position: 1,
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Start: 0,
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End: 5,
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},
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&TokenLocation{
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Position: 2,
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Start: 6,
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End: 11,
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},
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},
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},
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}
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expectedResult := TokenFrequencies{
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&TokenFreq{
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Term: []byte("water"),
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Locations: []*TokenLocation{
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&TokenLocation{
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Field: "tf2",
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Position: 1,
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Start: 0,
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End: 5,
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},
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&TokenLocation{
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Field: "tf2",
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Position: 2,
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Start: 6,
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End: 11,
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},
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},
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},
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}
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result := tf1.MergeAll("tf2", tf2)
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if !reflect.DeepEqual(result, expectedResult) {
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t.Errorf("expected %#v, got %#v", expectedResult, result)
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}
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}
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