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/*
* Sonar, open source software quality management tool.
* Copyright (C) 2009 SonarSource SA
* mailto:contact AT sonarsource DOT com
*
* Sonar 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.
*
* Sonar 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 Sonar; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02
*/
package org.sonar.squid.text;
import org.junit.Test;
import org.sonar.squid.measures.Metric;
import org.sonar.squid.recognizer.CodeRecognizer;
import java.io.StringReader;
import static org.junit.Assert.assertEquals;
public class SourceTest {
private CodeRecognizer codeRecognizer = new CodeRecognizer(0.91, new JavaFootprint());
@Test
public void testGetLines() {
String[] lines = { "", "int i = 0;" };
Source source = new Source(lines, codeRecognizer);
assertEquals(2, source.getMeasure(Metric.LINES));
}
@Test(expected = IllegalStateException.class)
public void testGetIllegalMetric() {
String[] lines = { "", "int i = 0;" };
Source source = new Source(lines, codeRecognizer);
source.getMeasure(Metric.COMPLEXITY);
}
@Test
public void testGetBlankLines() {
String[] lines = { "package toto;", " " };
Source source = new Source(lines, codeRecognizer);
assertEquals(1, source.getMeasure(Metric.BLANK_LINES));
}
@Test
public void testGetCppCommentLines() {
String[] lines = { "package toto;", "//this is a comment", "int i = 4; //new comment" };
Source source = new Source(lines, codeRecognizer);
assertEquals(2, source.getMeasure(Metric.COMMENT_LINES));
assertEquals(1, source.getMeasure(Metric.COMMENT_LINES, 2, 2));
assertEquals(2, source.getMeasure(Metric.LINES_OF_CODE));
}
@Test
public void testGetCCommentLines() {
String[] lines = { "package toto;", " int a = 4; /*this is a comment", "new line of comment", "end of comment */ int b = 4;" };
Source source = new Source(lines, codeRecognizer);
assertEquals(3, source.getMeasure(Metric.COMMENT_LINES));
assertEquals(1, source.getMeasure(Metric.COMMENT_LINES, 2, 2));
assertEquals(3, source.getMeasure(Metric.LINES_OF_CODE));
}
@Test
public void testGetAdjacentCCommentBlocks() {
String[] lines = { "/*first comment*//*second ", " * + \"Ver.", "comment*/" };
Source source = new Source(lines, codeRecognizer);
assertEquals(3, source.getMeasure(Metric.COMMENT_LINES));
assertEquals(3, source.getMeasure(Metric.LINES));
}
@Test
public void testGetLinesOfCode() {
String[] lines = { "package toto;", " ", "import java.util.*;" };
Source source = new Source(lines, codeRecognizer);
assertEquals(2, source.getMeasure(Metric.LINES_OF_CODE));
assertEquals(0, source.getMeasure(Metric.LINES_OF_CODE, 2, 2));
}
@Test
public void testGetCommentedCodeOutLines() {
String[] lines = { "", "/*package toto;", "}*/", " ", "import java.util.*;" };
Source source = new Source(lines, codeRecognizer);
assertEquals(1, source.getMeasure(Metric.LINES_OF_CODE));
assertEquals(0, source.getMeasure(Metric.COMMENT_LINES));
assertEquals(2, source.getMeasure(Metric.COMMENTED_OUT_CODE_LINES));
}
@Test
public void testBlankLinesAfterEndOfComment() {
String[] lines = { "/*Comment*/ " };
Source source = new Source(lines, codeRecognizer);
assertEquals(0, source.getMeasure(Metric.LINES_OF_CODE));
assertEquals(1, source.getMeasure(Metric.COMMENT_LINES));
}
@Test
public void testGetCommentedCodeOutLinesIntoJavadoc() {
String[] lines = { "/**package toto;", "}*/", " ", "import java.util.*;" };
Source source = new Source(lines, codeRecognizer);
assertEquals(1, source.getMeasure(Metric.LINES_OF_CODE));
assertEquals(2, source.getMeasure(Metric.COMMENT_LINES));
assertEquals(0, source.getMeasure(Metric.COMMENTED_OUT_CODE_LINES));
}
@Test
public void testGetBlankCommentLines() {
String[] lines = { "/**", "*/", "import java.util.*;" };
Source source = new Source(lines, codeRecognizer);
assertEquals(3, source.getMeasure(Metric.LINES));
assertEquals(1, source.getMeasure(Metric.LINES_OF_CODE));
assertEquals(0, source.getMeasure(Metric.COMMENT_LINES));
assertEquals(2, source.getMeasure(Metric.COMMENT_BLANK_LINES));
}
@Test
public void testGetNoSonarTagLines() {
String[] lines = { "import java.util.*;", "//NOSONAR comment", };
Source source = new Source(lines, codeRecognizer);
assertEquals(1, source.getMeasure(Metric.COMMENT_LINES));
assertEquals(1, source.getNoSonarTagLines().size());
}
@Test
public void testGetBlankLinesFromTo() {
String[] lines = { "package toto;", "", "import java.util.*", " " };
Source source = new Source(lines, codeRecognizer);
assertEquals(1, source.getMeasure(Metric.BLANK_LINES, 1, 3));
assertEquals(1, source.getMeasure(Metric.BLANK_LINES, 3, 4));
assertEquals(2, source.getMeasure(Metric.BLANK_LINES, 1, 4));
}
@Test
public void endWithEmptyLine() {
String[] lines = { "package toto;", "" };
Source source = new Source(lines, codeRecognizer);
assertEquals(1, source.getMeasure(Metric.BLANK_LINES));
assertEquals(2, source.getMeasure(Metric.LINES));
}
@Test(expected = IllegalStateException.class)
public void testGetBlankLinesFromToWithOutOfBoundIndex() {
String[] lines = { "package toto;" };
Source source = new Source(lines, codeRecognizer);
assertEquals(1, source.getMeasure(Metric.BLANK_LINES, 1, 3));
}
@Test
public void testConstructorWithReader() {
Source source = new Source(new StringReader("package toto; \nimport java.util.*;"), codeRecognizer);
assertEquals(2, source.getMeasure(Metric.LINES));
assertEquals(2, source.getMeasure(Metric.LINES_OF_CODE));
}
@Test
public void nativeGWTCodeRecognition() {
String[] lines = { "/*-{", "// JavaScript code", "return this.nextSibling;", "}-*/;" };
Source source = new Source(lines, codeRecognizer);
assertEquals(4, source.getMeasure(Metric.LINES));
assertEquals(3, source.getMeasure(Metric.LINES_OF_CODE));
assertEquals(1, source.getMeasure(Metric.COMMENT_LINES));
}
@Test
public void testSingleLineCommentWithDoubleDash() {
String[] lines = { "import java.util.*;", "--NOSONAR", };
Source source = new Source(new StringArrayReader(lines), codeRecognizer, "--");
assertEquals(1, source.getMeasure(Metric.COMMENT_LINES));
assertEquals(1, source.getNoSonarTagLines().size());
}
}
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