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/*
* SonarQube
* Copyright (C) 2009-2021 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.duplications.token;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.verifyZeroInteractions;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.sonar.channel.CodeReader;
public class TokenChannelTest {
@Test
public void shouldConsume() {
TokenChannel channel = new TokenChannel("ABC");
TokenQueue output = mock(TokenQueue.class);
CodeReader codeReader = new CodeReader("ABCD");
assertThat(channel.consume(codeReader, output), is(true));
ArgumentCaptor<Token> token = ArgumentCaptor.forClass(Token.class);
verify(output).add(token.capture());
assertThat(token.getValue(), is(new Token("ABC", 1, 0)));
verifyNoMoreInteractions(output);
assertThat(codeReader.getLinePosition(), is(1));
assertThat(codeReader.getColumnPosition(), is(3));
}
@Test
public void shouldNormalize() {
TokenChannel channel = new TokenChannel("ABC", "normalized");
TokenQueue output = mock(TokenQueue.class);
CodeReader codeReader = new CodeReader("ABCD");
assertThat(channel.consume(codeReader, output), is(true));
ArgumentCaptor<Token> token = ArgumentCaptor.forClass(Token.class);
verify(output).add(token.capture());
assertThat(token.getValue(), is(new Token("normalized", 1, 0)));
verifyNoMoreInteractions(output);
assertThat(codeReader.getLinePosition(), is(1));
assertThat(codeReader.getColumnPosition(), is(3));
}
@Test
public void shouldNotConsume() {
TokenChannel channel = new TokenChannel("ABC");
TokenQueue output = mock(TokenQueue.class);
CodeReader codeReader = new CodeReader("123");
assertThat(channel.consume(new CodeReader("123"), output), is(false));
verifyZeroInteractions(output);
assertThat(codeReader.getLinePosition(), is(1));
assertThat(codeReader.getColumnPosition(), is(0));
}
@Test
public void shouldCorrectlyDeterminePositionWhenTokenSpansMultipleLines() {
TokenChannel channel = new TokenChannel("AB\nC");
TokenQueue output = mock(TokenQueue.class);
CodeReader codeReader = new CodeReader("AB\nCD");
assertThat(channel.consume(codeReader, output), is(true));
ArgumentCaptor<Token> token = ArgumentCaptor.forClass(Token.class);
verify(output).add(token.capture());
assertThat(token.getValue(), is(new Token("AB\nC", 1, 0)));
verifyNoMoreInteractions(output);
assertThat(codeReader.getLinePosition(), is(2));
assertThat(codeReader.getColumnPosition(), is(1));
}
}
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