56 lines
1.5 KiB
Go
56 lines
1.5 KiB
Go
// Copyright 2020 Google Inc.
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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 classifier
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import "testing"
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func TestTokenSimilarity(t *testing.T) {
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tests := []struct {
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name string
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a, b string
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sim float64
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}{
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{
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name: "identical match",
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a: "this text is the same in both scenarios",
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b: "this text is the same in both scenarios",
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sim: 1.0,
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},
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{
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name: "no match",
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a: "this text is the same in both scenarios",
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b: "completely different stuff here",
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sim: 0.0,
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},
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{
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name: "half match",
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a: "this text is one sample sentence",
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b: "that text is some different sample",
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sim: 0.5,
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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c := NewClassifier(.8) // This value doesn't affect the test.
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c.AddContent("", "b", "", []byte(test.b))
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a := c.createTargetIndexedDocument([]byte(test.a))
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if actual := a.tokenSimilarity(c.getIndexedDocument("", "b", "")); actual != test.sim {
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t.Errorf("got %v want %v", actual, test.sim)
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}
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})
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}
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}
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