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/*
* SonarQube, open source software quality management tool.
* Copyright (C) 2008-2014 SonarSource
* mailto:contact AT sonarsource DOT com
*
* SonarQube 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.
*
* SonarQube 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.statement;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import org.mockito.Matchers;
import java.util.Arrays;
import java.util.List;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.sonar.duplications.statement.matcher.AnyTokenMatcher;
import org.sonar.duplications.statement.matcher.TokenMatcher;
import org.sonar.duplications.token.Token;
import org.sonar.duplications.token.TokenQueue;
public class StatementChannelTest {
@Test(expected = IllegalArgumentException.class)
public void shouldNotAcceptNull() {
StatementChannel.create((TokenMatcher[]) null);
}
@Test(expected = IllegalArgumentException.class)
public void shouldNotAcceptEmpty() {
StatementChannel.create(new TokenMatcher[] {});
}
@Test
public void shouldPushForward() {
TokenQueue tokenQueue = mock(TokenQueue.class);
TokenMatcher matcher = mock(TokenMatcher.class);
List<Statement> output = mock(List.class);
StatementChannel channel = StatementChannel.create(matcher);
assertThat(channel.consume(tokenQueue, output), is(false));
ArgumentCaptor<List> matchedTokenList = ArgumentCaptor.forClass(List.class);
verify(matcher).matchToken(Matchers.eq(tokenQueue), matchedTokenList.capture());
verifyNoMoreInteractions(matcher);
verify(tokenQueue).pushForward(matchedTokenList.getValue());
verifyNoMoreInteractions(tokenQueue);
verifyNoMoreInteractions(output);
}
@Test
public void shouldCreateStatement() {
Token token = new Token("a", 1, 1);
TokenQueue tokenQueue = spy(new TokenQueue(Arrays.asList(token)));
TokenMatcher matcher = spy(new AnyTokenMatcher());
StatementChannel channel = StatementChannel.create(matcher);
List<Statement> output = mock(List.class);
assertThat(channel.consume(tokenQueue, output), is(true));
verify(matcher).matchToken(Matchers.eq(tokenQueue), Matchers.anyList());
verifyNoMoreInteractions(matcher);
ArgumentCaptor<Statement> statement = ArgumentCaptor.forClass(Statement.class);
verify(output).add(statement.capture());
assertThat(statement.getValue().getValue(), is("a"));
assertThat(statement.getValue().getStartLine(), is(1));
assertThat(statement.getValue().getEndLine(), is(1));
verifyNoMoreInteractions(output);
}
@Test
public void shouldNotCreateStatement() {
TokenQueue tokenQueue = spy(new TokenQueue(Arrays.asList(new Token("a", 1, 1))));
TokenMatcher matcher = spy(new AnyTokenMatcher());
StatementChannel channel = StatementChannel.create(matcher);
List<Statement> output = mock(List.class);
assertThat(channel.consume(tokenQueue, output), is(true));
verify(matcher).matchToken(Matchers.eq(tokenQueue), Matchers.anyList());
verifyNoMoreInteractions(matcher);
verify(output).add(Matchers.any(Statement.class));
verifyNoMoreInteractions(output);
}
}
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