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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.mso.bpmn.core.internal;
import static org.assertj.core.api.Assertions.assertThat;
import java.util.Optional;
import org.junit.Test;
public class VariableNameExtractorTest {
@Test
public void shouldExtractVariableName() throws Exception {
// given
String name = "A_different_NAME123";
String variable = "${A_different_NAME123}";
VariableNameExtractor extractor = new VariableNameExtractor(variable);
// when
Optional<String> extracted = extractor.extract();
// then
assertThat(extracted).isPresent().contains(name);
}
@Test
public void shouldExtractVariableNameFromWhitespaces() throws Exception {
// given
String name = "name";
String variable = " \n\t$ \n\t{ \n\tname \n\t} \n\t";
VariableNameExtractor extractor = new VariableNameExtractor(variable);
// when
Optional<String> extracted = extractor.extract();
// then
assertThat(extracted).isPresent().contains(name);
}
@Test
public void shouldReturnEmptyIfThereIsMoreThanVariable() throws Exception {
// given
String variable = "a ${test}";
VariableNameExtractor extractor = new VariableNameExtractor(variable);
// when
Optional<String> extracted = extractor.extract();
// then
assertThat(extracted).isNotPresent();
}
@Test
public void shouldReturnEmptyIfVariableNameIsIncorrect() throws Exception {
// given
String variable = "${name with space}";
VariableNameExtractor extractor = new VariableNameExtractor(variable);
// when
Optional<String> extracted = extractor.extract();
// then
assertThat(extracted).isNotPresent();
}
@Test
public void shouldReturnEmptyIfTwoVariablesPresent() throws Exception {
// given
String variable = "${var1} ${var2}";
VariableNameExtractor extractor = new VariableNameExtractor(variable);
// when
Optional<String> extracted = extractor.extract();
// then
assertThat(extracted).isNotPresent();
}
}
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