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package org.eclipse.xpand3.parser;
import static org.eclipse.xpand3.parser.SyntaxUtil.LG;
import static org.eclipse.xpand3.parser.SyntaxUtil.RG;
import junit.framework.TestCase;
import org.antlr.runtime.ANTLRStringStream;
import org.antlr.runtime.CommonTokenStream;
import org.eclipse.tmf.common.node.Node;
import org.eclipse.tmf.common.node.NodeUtil;
public class Xpand3NodeParserTest extends TestCase {
private Node parse(String s) throws Exception {
Xpand3NodeParser parser = createParser(s);
Node rootNode = parser.r_file();
return rootNode;
}
public void testname() throws Exception {
Node x = parse(LG + "IMPORT foo" + RG
+ "import foo; myFunction(String this) : doStuff('holla');"
+ LG + "DEFINE foo FOR Entity" + RG + "bla" + LG + "ENDDEFINE"
+ RG);
System.out.println(NodeUtil.toString(x));
}
public void testFoo() throws Exception {
Node node = parse("import foo; myFunction(String this) : doStuff('holla');");
System.out.println(NodeUtil.toString(node));
System.out.println(NodeUtil.serialize(node));
}
public void testXpandXtendCheckMixedUp1() throws Exception {
Node node = parse(LG + "IMPORT foo" + RG
+ "import foo; myFunction(String this) : doStuff('holla');"
+ LG + "DEFINE foo FOR Entity" + RG + "bla" + LG + "ENDDEFINE"
+ RG);
System.out.println(NodeUtil.toString(node));
System.out.println(NodeUtil.serialize(node));
}
//
public void testPerf() throws Exception {
String s = "foo.bar.honolulu('lola',{true,false,45}).collect(e|2.minor + 34 / (x - 2))";
for (int i = 0; i < 10; i++) {
s = s + " -> " + s;
}
Xpand3NodeParser parser = createParser(s);
long n = System.currentTimeMillis();
parser.r_expression();
long after = System.currentTimeMillis();
System.out.println("Time : " + (after - n) / 1000.
+ " Expressionlength was : " + s.length());
}
private Xpand3NodeParser createParser(String s) {
ANTLRStringStream stream = new ANTLRStringStream(s);
Xpand3NodeLexer lexer = new Xpand3NodeLexer(stream);
CommonTokenStream tokenStream = new CommonTokenStream(lexer);
Xpand3NodeParser parser = new Xpand3NodeParser(tokenStream);
return parser;
}
}
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