| package edu.uci.ics.asterix.lexergenerator; |
| |
| import static edu.uci.ics.asterix.lexergenerator.Fixtures.*; |
| import static org.junit.Assert.*; |
| |
| import org.junit.Test; |
| |
| |
| import edu.uci.ics.asterix.lexergenerator.LexerNode; |
| import edu.uci.ics.asterix.lexergenerator.rules.RuleEpsilon; |
| |
| public class LexerNodeAppendNodeTest { |
| |
| @Test |
| public void AppendIsMergeIfNoActions() throws Exception { |
| LexerNode node = new LexerNode(); |
| LexerNode node2 = new LexerNode(); |
| node2.append(createRule("rule")); |
| node2.appendTokenName(token_name); |
| node.append(node2); |
| assertEquals("rule_clone! ", node.toString()); |
| } |
| |
| @Test |
| public void AppendIsAppend() throws Exception { |
| LexerNode node = new LexerNode(); |
| node.append(createRule("A")); |
| LexerNode node2 = new LexerNode(); |
| node2.append(createRule("rule")); |
| node2.appendTokenName(token_name); |
| node.append(node2); |
| assertEquals("Arule_clone! ", node.toString()); |
| } |
| |
| @Test |
| public void AppendedNodesAreCloned() throws Exception { |
| LexerNode node = new LexerNode(); |
| node.append(createRule("A")); |
| node.appendTokenName(token_name); |
| LexerNode node2 = new LexerNode(); |
| node2.append(createRule("B")); |
| node2.appendTokenName(token2_name); |
| node.append(node2); |
| // TODO |
| // assertEquals("A! B_clone! ", node.toString()); |
| |
| LexerNode node3 = new LexerNode(); |
| node3.append(createRule("C")); |
| node3.append(createRule("D")); |
| node3.appendTokenName(token2_name); |
| node.append(node3); |
| // TODO |
| // assertEquals("A! B_clone! C_cloneD_clone! ", node.toString()); |
| } |
| |
| @Test |
| public void EpsilonRuleDoesNotPropagateAppended() throws Exception { |
| LexerNode node = new LexerNode(); |
| node.append(new RuleEpsilon()); |
| LexerNode node2 = new LexerNode(); |
| node2.append(createRule("A")); |
| node2.appendTokenName(token2_name); |
| node.append(node2); |
| assertEquals("A_clone! ", node.toString()); |
| } |
| |
| @Test |
| public void EpsilonRuleIsRemovedAndIssueMerge() throws Exception { |
| LexerNode node = new LexerNode(); |
| node.append(new RuleEpsilon()); |
| LexerNode node2 = new LexerNode(); |
| node2.append(createRule("A")); |
| node2.appendTokenName(token2_name); |
| node.append(node2); |
| node.add(new RuleEpsilon()); |
| node.append(node2); |
| // TODO |
| // assertEquals(" ( A_clone! A_clone! || A_clone! ) ", node.toString()); |
| } |
| |
| } |