| package org.codehaus.groovy.antlr.treewalker; |
| |
| import junit.framework.TestCase; |
| import org.custommonkey.xmlunit.Diff; |
| import org.custommonkey.xmlunit.XMLUnit; |
| |
| /** |
| * Testcases for the antlr AST visitor that prints groovy source code nodes as HTML. |
| */ |
| public class NodeAsHTMLPrinterTest extends TestCase { |
| |
| private static final String HEADER = "<html><head></head><body><pre>"; |
| private static final String FOOTER = "</pre></body></html>"; |
| |
| protected void setUp() throws Exception { |
| XMLUnit.setIgnoreWhitespace(true); |
| } |
| |
| public void testAbstract() throws Exception { |
| assertXmlEquals( |
| HEADER + |
| "<code title='MODIFIERS'><font color='#000000'>" + |
| " <code title='\"public\"'><font color='#17178B'></font></code>" + |
| "</font></code>" + |
| "<code title='\"abstract\"'><font color='#000000'></font></code>" + |
| "<code title='CLASS_DEF'><font color='#17178B'></font></code>" + |
| "<code title='an identifier'><font color='#000000'></font></code>" + |
| "<code title='EXTENDS_CLAUSE'><font color='#17178B'></font></code>" + |
| "<code title='IMPLEMENTS_CLAUSE'><font color='#17178B'></font></code>" + |
| "<code title='OBJBLOCK'><font color='#000000'></font></code>" + |
| FOOTER, |
| pretty("public abstract class Foo{}")); |
| |
| } |
| |
| public void testArrayDeclarator() throws Exception { |
| assertXmlEquals( |
| HEADER + |
| "<code title='VARIABLE_DEF'><font color='#000000'>" + |
| " <code title='TYPE'><font color='#17178B'>" + |
| " <code title='ARRAY_DECLARATOR'><font color='#000000'>" + |
| " <code title='\"int\"'><font color='#17178B'></font></code>" + |
| " </font></code>" + |
| " </font></code>" + |
| " <code title='an identifier'><font color='#000000'></font></code>" + |
| " <code title=\"'='\"><font color='#000000'>" + |
| " <code title='\"new\"'><font color='#17178B'>" + |
| " <code title='\"int\"'><font color='#17178B'></font></code>" + |
| " <code title='ARRAY_DECLARATOR'><font color='#000000'>" + |
| " <code title='a numeric literal'><font color='#000000'></font></code>" + |
| " </font></code>" + |
| " </font></code>" + |
| " </font></code>" + |
| "</font></code>" + |
| FOOTER, |
| pretty("int[] primes = new int[5]")); |
| } |
| |
| public void testRegexMatch() throws Exception { |
| assertXmlEquals( |
| HEADER + |
| "<code title='\"if\"'><font color='#17178B'>" + |
| " <code title='an identifier'><font color='#000000'></font></code>" + |
| " <code title=\"'==~'\"><font color='#000000'></font></code>" + |
| " <code title='a string literal'><font color='#008000'></font></code>" + |
| "</font></code>" + |
| "<code title='SLIST'><font color='#000000'></font></code>" + |
| FOOTER, |
| pretty("if (foo==~\"bar\"){}")); |
| } |
| |
| private void assertXmlEquals(String expected, String actual) throws Exception { |
| Diff diff = new Diff(expected, actual); |
| assertTrue(diff.toString(), diff.similar()); |
| } |
| |
| private String pretty(String input) throws Exception { |
| TraversalTestHelper traverser = new TraversalTestHelper(); |
| return traverser.traverse(input, NodeAsHTMLPrinter.class); |
| } |
| |
| } |
