@Test
public void testMVELDebugSymbols() throws DroolsParserException {
MVELDebugHandler.setDebugMode(true);
try {
final DrlParser parser = new DrlParser(LanguageLevelOption.DRL5);
final PackageDescr pkgDescr =
parser.parse(new InputStreamReader(getClass().getResourceAsStream("mvel_rule.drl")));
// just checking there is no parsing errors
assertFalse(parser.getErrors().toString(), parser.hasErrors());
InternalKnowledgePackage pkg = new KnowledgePackageImpl("org.drools");
final RuleDescr ruleDescr = pkgDescr.getRules().get(0);
final RuleBuilder builder = new RuleBuilder();
final KnowledgeBuilderImpl pkgBuilder = new KnowledgeBuilderImpl(pkg);
final KnowledgeBuilderConfigurationImpl conf = pkgBuilder.getBuilderConfiguration();
DialectCompiletimeRegistry dialectRegistry =
pkgBuilder.getPackageRegistry(pkg.getName()).getDialectCompiletimeRegistry();
Dialect dialect = dialectRegistry.getDialect("mvel");
RuleBuildContext context =
new RuleBuildContext(pkgBuilder, ruleDescr, dialectRegistry, pkg, dialect);
builder.build(context);
assertTrue(context.getErrors().toString(), context.getErrors().isEmpty());
final RuleImpl rule = context.getRule();
MVELConsequence mvelCons = (MVELConsequence) rule.getConsequence();
mvelCons.compile(
(MVELDialectRuntimeData)
pkgBuilder
.getPackageRegistry(pkg.getName())
.getDialectRuntimeRegistry()
.getDialectData("mvel"));
String s = DebugTools.decompile(mvelCons.getCompExpr());
int fromIndex = 0;
int count = 0;
while ((fromIndex = s.indexOf("DEBUG_SYMBOL", fromIndex + 1)) > -1) {
count++;
}
assertEquals(4, count);
} finally {
MVELDebugHandler.setDebugMode(false);
}
}
@Test
public void testDebug() throws Exception {
String rule =
"package com.sample; dialect \"mvel\" rule myRule when then\n System.out.println( \"test\" ); end";
PackageBuilder builder = new PackageBuilder();
DrlParser parser = new DrlParser(LanguageLevelOption.DRL5);
PackageDescr packageDescr = parser.parse(rule);
RuleDescr ruleDescr = packageDescr.getRules().get(0);
builder = new PackageBuilder();
builder.addPackage(packageDescr);
Package pkg = builder.getPackage();
MVELConsequence consequence = (MVELConsequence) pkg.getRule("myRule").getConsequence();
String sourceName = ((CompiledExpression) consequence.getCompExpr()).getSourceName();
System.out.println(sourceName);
String ruleName = ruleDescr.getNamespace() + "." + ruleDescr.getClassName();
System.out.println(ruleName);
assertEquals(sourceName, ruleName);
}
