| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package opennlp.tools.formats.leipzig; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import org.junit.jupiter.api.Assertions; |
| import org.junit.jupiter.api.Test; |
| import org.junit.jupiter.api.io.TempDir; |
| |
| import opennlp.tools.util.InvalidFormatException; |
| |
| /** |
| * Tests for the {@link LeipzigLanguageSampleStream} class. |
| */ |
| |
| public class LeipzigLanguageSampleStreamTest { |
| |
| private static final String testDataPath = LeipzigLanguageSampleStreamTest.class |
| .getClassLoader().getResource("opennlp/tools/formats/leipzig/samples").getPath(); |
| |
| @TempDir |
| File emptyTempDir; |
| |
| @Test |
| void testReadSentenceFiles() { |
| int samplesPerLanguage = 2; |
| int sentencesPerSample = 1; |
| try (LeipzigLanguageSampleStream stream = new LeipzigLanguageSampleStream(new File(testDataPath), |
| sentencesPerSample, samplesPerLanguage)) { |
| |
| int count = 0; |
| while (stream.read() != null) { |
| count++; |
| } |
| |
| Assertions.assertEquals(4, count); |
| |
| } catch (IOException e) { |
| Assertions.fail(); |
| } |
| } |
| |
| @Test |
| void testNotEnoughSentences() { |
| Assertions.assertThrows(InvalidFormatException.class, () -> { |
| int samplesPerLanguage = 2; |
| int sentencesPerSample = 2; |
| |
| try (LeipzigLanguageSampleStream stream = new LeipzigLanguageSampleStream( |
| new File(testDataPath), sentencesPerSample, samplesPerLanguage)) { |
| |
| while (stream.read() != null) ; |
| } |
| |
| }); |
| } |
| |
| @Test |
| void testReadSentenceFilesWithEmptyDir() { |
| int samplesPerLanguage = 2; |
| int sentencesPerSample = 1; |
| try (LeipzigLanguageSampleStream stream = new LeipzigLanguageSampleStream( |
| emptyTempDir, sentencesPerSample, samplesPerLanguage)) { |
| |
| int count = 0; |
| while (stream.read() != null) { |
| count++; |
| } |
| Assertions.assertEquals(0, count); |
| } catch (IOException e) { |
| Assertions.fail(); |
| } |
| } |
| |
| } |