bundles/org.simantics.graph.compiler/tests/org/simantics/graph/compiler/tests/RangeParsingTest.java

   1 package org.simantics.graph.compiler.tests;
   2
   3 import org.antlr.runtime.ANTLRStringStream;
   4 import org.antlr.runtime.CharStream;
   5 import org.antlr.runtime.CommonTokenStream;
   6 import org.antlr.runtime.Token;
   7 import org.antlr.runtime.TokenStream;
   8 import org.antlr.runtime.tree.Tree;
   9 import org.junit.Test;
  10 import org.simantics.databoard.util.Range;
  11 import org.simantics.graph.compiler.internal.parsing.GraphLexer;
  12 import org.simantics.graph.compiler.internal.parsing.GraphParser;
  13
  14 public class RangeParsingTest {
  15
  16         public static GraphParser parse(String text) {
  17                 CharStream stream = new ANTLRStringStream(text);
  18                 GraphLexer lexer = new GraphLexer(stream);
  19                 TokenStream tokenStream = new CommonTokenStream(lexer);
  20                 for(int i=1;;++i) {
  21                         Token token = tokenStream.LT(i);
  22                         if(token.getType() == GraphParser.EOF)
  23                                 break;
  24                         System.out.println(
  25                                         GraphParser.tokenNames[token.getType()] + " " + token.getText());
  26                 }
  27                 return new GraphParser(tokenStream);
  28         }
  29
  30         @Test
  31         public void testRangeParsing() throws Exception {
  32                 Tree tree = (Tree)parse("[1..2.3]").parameterValue().getTree();
  33                 System.out.println(tree.toStringTree());
  34         }
  35
  36         @Test
  37         public void testRangeInDataboard() throws Exception {
  38                 Range.valueOfUnchecked("[0..1]");
  39         }
  40
  41 }