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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2021. Nordix Foundation.
* ================================================================================
* 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 express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.apex.service.engine.event.impl.filecarrierplugin.consumer;
import static org.assertj.core.api.Assertions.assertThat;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.StandardCharsets;
import org.apache.commons.lang3.RandomStringUtils;
import org.junit.Test;
public class HeaderDelimitedTextBlockReaderTest {
@Test
public void readTextBlockWithDelimeter() throws IOException {
final String startToken = RandomStringUtils.randomAlphabetic(5);
final String endToken = RandomStringUtils.randomAlphabetic(6);
final boolean delimeter = true;
final String text = RandomStringUtils.randomAlphanumeric(20);
final String expected = startToken + text;
// Prepare the stream
final InputStream stream = new ByteArrayInputStream(expected.getBytes(StandardCharsets.UTF_8));
final HeaderDelimitedTextBlockReader reader =
new HeaderDelimitedTextBlockReader(startToken, endToken, delimeter);
reader.init(stream);
final TextBlock textBlock = reader.readTextBlock();
assertThat(textBlock.getText()).isEqualTo(expected);
}
@Test
public void readTextBlockWithEndTokenDelimeter() throws IOException {
final String startToken = RandomStringUtils.randomAlphabetic(5);
final String endToken = RandomStringUtils.randomAlphabetic(6);
final boolean delimeter = true;
final String text = RandomStringUtils.randomAlphanumeric(20);
final String input = startToken + "\n" + text + "\n" + endToken + "\n" + text;
final String expected = startToken + "\n" + text + "\n" + endToken;
// Prepare the stream
final InputStream stream = new ByteArrayInputStream(input.getBytes(StandardCharsets.UTF_8));
final HeaderDelimitedTextBlockReader reader =
new HeaderDelimitedTextBlockReader(startToken, endToken, delimeter);
reader.init(stream);
final TextBlock textBlock = reader.readTextBlock();
assertThat(textBlock.getText()).isEqualTo(expected);
}
@Test
public void readTextBlockWithoutDelimeter() throws IOException {
final String startToken = RandomStringUtils.randomAlphabetic(5);
final String endToken = RandomStringUtils.randomAlphabetic(6);
final boolean delimeter = false;
final String text = RandomStringUtils.randomAlphanumeric(20);
// Prepare the stream
final InputStream stream = new ByteArrayInputStream(text.getBytes(StandardCharsets.UTF_8));
final HeaderDelimitedTextBlockReader reader =
new HeaderDelimitedTextBlockReader(startToken, endToken, delimeter);
reader.init(stream);
final TextBlock textBlock = reader.readTextBlock();
assertThat(textBlock.getText()).isEqualTo(text);
}
@Test
public void readTextBlockWithEndTokenWithoutDelimeter() throws IOException {
final String startToken = RandomStringUtils.randomAlphabetic(5);
final String endToken = RandomStringUtils.randomAlphabetic(6);
final boolean delimeter = false;
final String text = RandomStringUtils.randomAlphanumeric(20);
final String input = startToken + "\n" + text + "\n" + endToken + "\n" + text;
final String expected = startToken + "\n" + text + "\n" + endToken;
// Prepare the stream
final InputStream stream = new ByteArrayInputStream(input.getBytes(StandardCharsets.UTF_8));
final HeaderDelimitedTextBlockReader reader =
new HeaderDelimitedTextBlockReader(startToken, endToken, delimeter);
reader.init(stream);
final TextBlock textBlock = reader.readTextBlock();
assertThat(textBlock.getText()).isEqualTo(expected);
}
}
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