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/*******************************************************************************
* Copyright (c) 2005, 2007 committers of openArchitectureWare and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* committers of openArchitectureWare - initial API and implementation
*******************************************************************************/
package org.eclipse.xpand3.parser;
import org.antlr.runtime.ANTLRStringStream;
import org.antlr.runtime.CommonTokenStream;
import org.eclipse.tmf.common.node.CompositeNode;
import org.eclipse.tmf.common.node.Node;
/**
* @author Jan Kšhnlein
*/
public class StatementNodeParserTest extends AbstractXpand3NodeParserTest {
private CompositeNode parse(String s) throws Exception {
System.out.println(s);
ANTLRStringStream stream = new ANTLRStringStream(s);
Xpand3NodeLexer lexer = new Xpand3NodeLexer(stream);
CommonTokenStream tokenStream = new CommonTokenStream(lexer);
Xpand3NodeParser xpand3NodeParser = new Xpand3NodeParser(tokenStream);
Node rootNode = xpand3NodeParser.r_file();
if (rootNode == null) {
System.out.println("Nothing parsed.");
} else {
System.out.println(rootNode.toDebugString());
}
return (CompositeNode) rootNode;
}
public final void testEmptyTemplate() throws Exception {
Node expr = parse("");
assertNull(expr);
}
public final void testSimpleDefine() throws Exception {
Node expr = parse(tag("DEFINE test FOR ecore::EClass")
+ tag("ENDDEFINE"));
checkIsRule(expr, "definition", 8);
checkChildIsToken(expr, 0, LGS);
checkChildIsToken(expr, 1, "DEFINE");
checkChildIsIdentifier(expr, 2, "test");
checkChildIsToken(expr, 3, "FOR");
checkChildIsScopedType(expr, 4, "ecore", "EClass");
checkChildIsSequenceText(expr, 5, "", 1);
checkChildIsToken(expr, 6, "ENDDEFINE");
checkChildIsToken(expr, 7, RGS);
}
public final void testDoubleDefine() throws Exception {
Node file = parse(tag("DEFINE test FOR ecore::EClass")
+ tag("ENDDEFINE")
+ tag("DEFINE test2(String txt) FOR ecore::EClass")
+ tag("ENDDEFINE"));
checkIsRule(file, "file", 2);
CompositeNode expr = checkChildIsRule(file, 0, "definition", 8);
checkChildIsToken(expr, 0, LGS);
checkChildIsToken(expr, 1, "DEFINE");
checkChildIsIdentifier(expr, 2, "test");
checkChildIsToken(expr, 3, "FOR");
checkChildIsScopedType(expr, 4, "ecore", "EClass");
checkChildIsSequenceText(expr, 5, "", 1);
checkChildIsToken(expr, 6, "ENDDEFINE");
checkChildIsToken(expr, 7, RGS);
CompositeNode expr1 = checkChildIsRule(file, 1, "definition", 11);
checkChildIsToken(expr1, 0, LGS);
checkChildIsToken(expr1, 1, "DEFINE");
checkChildIsIdentifier(expr1, 2, "test2");
checkChildIsToken(expr1, 3, "(");
CompositeNode dpl = checkChildIsRule(expr1, 4, "declaredParameterList",
1);
CompositeNode dp = checkChildIsRule(dpl, 0, "declaredParameter", 2);
checkChildIsSimpleType(dp, 0, "String");
checkChildIsIdentifier(dp, 1, "txt");
checkChildIsToken(expr1, 5, ")");
checkChildIsToken(expr1, 6, "FOR");
checkChildIsScopedType(expr1, 7, "ecore", "EClass");
checkChildIsSequenceText(expr1, 8, "", 1);
checkChildIsToken(expr1, 9, "ENDDEFINE");
checkChildIsToken(expr1, 10, RGS);
}
public final void testMoreComplexDefine() throws Exception {
Node expr = parse(tag("DEFINE test(ecore::EPackage a,String b) FOR ecore::EClass")
+ tag("FILE name+\".txt\"")
+ "Text und so "
+ tag("name")
+ tag("FOREACH eAllAttributes AS attr")
+ "Attribute : "
+ tag("attr.name")
+ tag("ENDFOREACH")
+ tag("ENDFILE")
+ tag("ENDDEFINE"));
checkIsRule(expr, "definition", 11);
checkChildIsToken(expr, 0, LGS);
checkChildIsToken(expr, 1, "DEFINE");
checkChildIsIdentifier(expr, 2, "test");
checkChildIsToken(expr, 3, "(");
CompositeNode dpl = checkChildIsRule(expr, 4, "declaredParameterList",
3);
CompositeNode dp0 = checkChildIsRule(dpl, 0, "declaredParameter", 2);
checkChildIsScopedType(dp0, 0, "ecore", "EPackage");
checkChildIsIdentifier(dp0, 1, "a");
checkChildIsToken(dpl, 1, ",");
CompositeNode dp = checkChildIsRule(dpl, 2, "declaredParameter", 2);
checkChildIsSimpleType(dp, 0, "String");
checkChildIsIdentifier(dp, 1, "b");
checkChildIsToken(expr, 5, ")");
checkChildIsToken(expr, 6, "FOR");
checkChildIsScopedType(expr, 7, "ecore", "EClass");
CompositeNode rs = checkChildIsSequenceText(expr, 8, "", 3);
CompositeNode fs = checkChildIsRule(rs, 1, "fileStatement", 4);
checkChildIsToken(fs, 0, "FILE");
CompositeNode ae = checkChildIsRule(fs, 1, "additiveExpression", 3);
CompositeNode fc = checkChildIsRule(ae, 0, "featureCall", 1);
checkChildIsSimpleType(fc, 0, "name");
checkChildIsToken(ae, 1, "+");
checkChildIsStringLiteral(ae, 2, "\".txt\"");
CompositeNode s0 = checkChildIsSequenceText(fs, 2, "Text und so ", 5);
CompositeNode es = checkChildIsRule(s0, 1, "expressionStmt", 1);
CompositeNode fc1 = checkChildIsRule(es, 0, "featureCall", 1);
checkChildIsSimpleType(fc1, 0, "name");
checkChildIsText(s0, 2, "");
CompositeNode fes = checkChildIsRule(s0, 3, "foreachStatement", 6);
checkChildIsToken(fes, 0, "FOREACH");
CompositeNode fc2 = checkChildIsRule(fes, 1, "featureCall", 1);
checkChildIsSimpleType(fc2, 0, "eAllAttributes");
checkChildIsToken(fes, 2, "AS");
checkChildIsIdentifier(fes, 3, "attr");
CompositeNode s1 = checkChildIsSequenceText(fes, 4, "Attribute : ", 3);
CompositeNode es1 = checkChildIsRule(s1, 1, "expressionStmt", 1);
CompositeNode ie = checkChildIsRule(es1, 0, "infixExpression", 3);
CompositeNode fc3 = checkChildIsRule(ie, 0, "featureCall", 1);
checkChildIsSimpleType(fc3, 0, "attr");
checkChildIsToken(ie, 1, ".");
CompositeNode fc4 = checkChildIsRule(ie, 2, "featureCall", 1);
checkChildIsSimpleType(fc4, 0, "name");
checkChildIsText(s1, 2, "");
checkChildIsToken(fes, 5, "ENDFOREACH");
checkChildIsText(s0, 4, "");
checkChildIsToken(fs, 3, "ENDFILE");
checkChildIsText(rs, 2, "");
checkChildIsToken(expr, 9, "ENDDEFINE");
checkChildIsToken(expr, 10, RGS);
}
public final void testImportDeclaration() throws Exception {
Node expr = parse(tag("IMPORT org::eclipse::xtend")
+ tag("IMPORT org::eclipse::xtend::xpand")
+ tag("DEFINE test FOR ecore::EClass") + tag("ENDDEFINE"));
checkIsRule(expr, "file", 3);
CompositeNode i0 = checkChildIsRule(expr, 0, "import", 4);
checkChildIsToken(i0, 0, LGS);
checkChildIsToken(i0, 1, "IMPORT");
checkChildIsScopedType(i0, 2, "org", "eclipse", "xtend");
checkChildIsToken(i0, 3, RGS);
CompositeNode i1 = checkChildIsRule(expr, 1, "import", 4);
checkChildIsToken(i1, 0, LGS);
checkChildIsToken(i1, 1, "IMPORT");
checkChildIsScopedType(i1, 2, "org", "eclipse", "xtend", "xpand");
checkChildIsToken(i1, 3, RGS);
CompositeNode d = checkChildIsRule(expr, 2, "definition", 8);
checkChildIsToken(d, 0, LGS);
checkChildIsToken(d, 1, "DEFINE");
checkChildIsIdentifier(d, 2, "test");
checkChildIsToken(d, 6, "ENDDEFINE");
checkChildIsToken(d, 7, RGS);
}
public final void testFileStatement() throws Exception {
Node expr = parse(tag("DEFINE test FOR ecore::EClass")
+ tag("FILE \"test.txt\" ONCE") + tag("ENDFILE")
+ tag("ENDDEFINE"));
checkIsRule(expr, "definition", 8);
checkChildIsToken(expr, 0, LGS);
checkChildIsToken(expr, 1, "DEFINE");
checkChildIsIdentifier(expr, 2, "test");
checkChildIsToken(expr, 3, "FOR");
checkChildIsScopedType(expr, 4, "ecore", "EClass");
CompositeNode s = checkChildIsSequenceText(expr, 5, "", 3);
CompositeNode fs = checkChildIsRule(s, 1, "fileStatement", 5);
checkChildIsToken(fs, 0, "FILE");
checkChildIsStringLiteral(fs, 1, "\"test.txt\"");
checkChildIsToken(fs, 2, "ONCE");
checkChildIsSequenceText(fs, 3, "", 1);
checkChildIsToken(fs, 4, "ENDFILE");
checkChildIsText(s, 2, "");
checkChildIsToken(expr, 6, "ENDDEFINE");
checkChildIsToken(expr, 7, RGS);
}
public final void testIfStatement() throws Exception {
Node expr = parse(tag("DEFINE test FOR ecore::EClass")
+ tag("IF !true") + tag("ELSEIF false") + tag("ELSE")
+ tag("ENDIF") + tag("ENDDEFINE"));
checkIsRule(expr, "definition", 8);
checkChildIsToken(expr, 0, LGS);
checkChildIsToken(expr, 1, "DEFINE");
checkChildIsIdentifier(expr, 2, "test");
checkChildIsToken(expr, 3, "FOR");
checkChildIsScopedType(expr, 4, "ecore", "EClass");
CompositeNode s = checkChildIsSequenceText(expr, 5, "", 3);
CompositeNode is = checkChildIsRule(s, 1, "ifStatement", 6);
checkChildIsToken(is, 0, "IF");
CompositeNode ue = checkChildIsRule(is, 1, "unaryExpression", 2);
checkChildIsToken(ue, 0, "!");
checkChildIsTrueLiteral(ue, 1);
checkChildIsSequenceText(is, 2, "", 1);
CompositeNode eis = checkChildIsRule(is, 3, "elseIfStatement", 3);
checkChildIsToken(eis, 0, "ELSEIF");
checkChildIsFalseLiteral(eis, 1);
checkChildIsSequenceText(eis, 2, "", 1);
CompositeNode es = checkChildIsRule(is, 4, "elseStatement", 2);
checkChildIsToken(es, 0, "ELSE");
checkChildIsSequenceText(es, 1, "", 1);
checkChildIsText(s, 2, "");
checkChildIsToken(expr, 6, "ENDDEFINE");
checkChildIsToken(expr, 7, RGS);
}
public void testLocation() throws Exception {
String defineStart = tag("DEFINE test FOR ecore::EClass");
String ifStmnt = tag("IF !true") + tag("ELSEIF false") + tag("ELSE")
+ tag("ENDIF");
String string = defineStart + ifStmnt + tag("ENDDEFINE");
CompositeNode expr = parse(string);
assertEquals(0, expr.start());
assertEquals(string.length(), expr.end());
assertEquals(1, expr.getChildren().get(1).start());
assertEquals(string.length() - 1, expr.getChildren().get(6).end());
assertEquals(defineStart.length() - 1, expr.getChildren().get(5)
.start());
assertEquals(defineStart.length() + ifStmnt.length() + 1, expr
.getChildren().get(5).end());
}
}
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