@Test
public void testParsable() throws Exception {
final BParser parser = new BParser(machine.getName());
Start start = parser.parseFile(machine, false);
start.apply(new PositionTester());
assertNotNull(start);
}
/**
* See class description. First {@link AAssignSubstitution} nodes are checked, then the other
* nodes.
*
* <p>An {@link CheckException} is thrown if there are {@link AAssignSubstitution} or {@link
* AOperationCallSubstitution} nodes with illegal elements in the LHS. Otherwise the other
* relevant nodes are checked for illegal entries in their identifier lists.
*
* <p>In both cases the erroneous nodes are collected, so that only one exception is thrown for
* the {@link AAssignSubstitution} and {@link AOperationCallSubstitution} nodes respectively one
* for all other nodes.
*
* @param rootNode
* @throws CheckException : Erroneous {@link AAssignSubstitution} and {@link
* AOperationCallSubstitution} nodes are collected in one exception and all other nodes in
* another one.
*/
public void runChecks(final Start rootNode) throws CheckException {
nonIdentifiers.clear();
/*
* First check all assignment nodes if the LHS only contains identifiers
* or functions.
*/
final AssignCheck assignCheck = new AssignCheck();
rootNode.apply(assignCheck);
final Set<Node> assignErrorNodes = assignCheck.nonIdentifiers;
if (assignErrorNodes.size() > 0) {
throw new CheckException(
"Identifier or function expected",
assignErrorNodes.toArray(new Node[assignErrorNodes.size()]));
}
/*
* Then check other constructs which can only contain identifiers at
* special places.
*/
rootNode.apply(this);
if (nonIdentifiers.size() > 0) {
// at least one error was found
throw new CheckException(
"Identifier expected", nonIdentifiers.toArray(new Node[nonIdentifiers.size()]));
}
}
private String getTreeAsStringOrg(final String testMachine) throws BCompoundException {
final BParser parser = new BParser("testcase");
final Start startNode = parser.parse(testMachine, false);
final Ast2String ast2String = new Ast2String();
startNode.apply(ast2String);
final String string = ast2String.toString();
return string;
}
private String getTreeAsString(final String testMachine)
throws BCompoundException, LexerException, IOException {
final BParser parser = new BParser("testcase");
Start ast = parser.eparse(testMachine, new Definitions());
final Ast2String ast2String = new Ast2String();
ast.apply(ast2String);
final String string = ast2String.toString();
return string;
}