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/*
* Copyright (C) 2007-2010 Júlio Vilmar Gesser.
* Copyright (C) 2011, 2013-2016 The JavaParser Team.
*
* This file is part of JavaParser.
*
* JavaParser can be used either under the terms of
* a) 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.
* b) the terms of the Apache License
*
* You should have received a copy of both licenses in LICENCE.LGPL and
* LICENCE.APACHE. Please refer to those files for details.
*
* JavaParser 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.
*/
package com.github.javaparser.printer;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import com.github.javaparser.JavaParser;
import com.github.javaparser.ast.expr.Expression;
public class DotPrinterTest {
@Test
public void testWithType() {
String expectedOutput = "digraph {" + System.lineSeparator();
expectedOutput += "n0 [label=\"root (MethodCallExpr)\"];" + System.lineSeparator();
expectedOutput += "n1 [label=\"name (SimpleName)\"];" + System.lineSeparator();
expectedOutput += "n0 -> n1;" + System.lineSeparator();
expectedOutput += "n2 [label=\"identifier='x'\"];" + System.lineSeparator();
expectedOutput += "n1 -> n2;" + System.lineSeparator();
expectedOutput += "n3 [label=\"arguments\"];" + System.lineSeparator();
expectedOutput += "n0 -> n3;" + System.lineSeparator();
expectedOutput += "n4 [label=\"argument (IntegerLiteralExpr)\"];" + System.lineSeparator();
expectedOutput += "n3 -> n4;" + System.lineSeparator();
expectedOutput += "n5 [label=\"value='1'\"];" + System.lineSeparator();
expectedOutput += "n4 -> n5;" + System.lineSeparator();
expectedOutput += "n6 [label=\"argument (IntegerLiteralExpr)\"];" + System.lineSeparator();
expectedOutput += "n3 -> n6;" + System.lineSeparator();
expectedOutput += "n7 [label=\"value='1'\"];" + System.lineSeparator();
expectedOutput += "n6 -> n7;" + System.lineSeparator();
expectedOutput += "}";
DotPrinter dotPrinter = new DotPrinter(true);
Expression expression = JavaParser.parseExpression("x(1,1)");
String output = dotPrinter.output(expression);
assertEquals(expectedOutput, output);
}
@Test
public void testWithoutType() {
String expectedOutput = "digraph {" + System.lineSeparator();
expectedOutput += "n0 [label=\"root\"];" + System.lineSeparator();
expectedOutput += "n1 [label=\"operator='PLUS'\"];" + System.lineSeparator();
expectedOutput += "n0 -> n1;" + System.lineSeparator();
expectedOutput += "n2 [label=\"left\"];" + System.lineSeparator();
expectedOutput += "n0 -> n2;" + System.lineSeparator();
expectedOutput += "n3 [label=\"value='1'\"];" + System.lineSeparator();
expectedOutput += "n2 -> n3;" + System.lineSeparator();
expectedOutput += "n4 [label=\"right\"];" + System.lineSeparator();
expectedOutput += "n0 -> n4;" + System.lineSeparator();
expectedOutput += "n5 [label=\"value='1'\"];" + System.lineSeparator();
expectedOutput += "n4 -> n5;" + System.lineSeparator();
expectedOutput += "}";
DotPrinter dotPrinter = new DotPrinter(false);
Expression expression = JavaParser.parseExpression("1+1");
String output = dotPrinter.output(expression);
assertEquals(expectedOutput, output);
}
}
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