ngram_test.go

/*
 * Copyright © 2021-present Peter M. Stahl pemistahl@gmail.com
 *
 * 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 expressed or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package lingua

import (
	"github.com/stretchr/testify/assert"
	"testing"
)

func TestRangeOfLowerOrderNgrams(t *testing.T) {
	n := newNgram("äbcde")
	assert.Equal(
		t,
		[]ngram{
			newNgram("äbcde"),
			newNgram("äbcd"),
			newNgram("äbc"),
			newNgram("äb"),
			newNgram("ä"),
		},
		n.rangeOfLowerOrderNgrams())
}