/**
* Copyright 2010 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.guvnor.server.util;
/*
* Copyright 2005 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.io.InputStream;
import org.drools.guvnor.client.common.AssetFormats;
import org.drools.guvnor.server.contenthandler.DRLFileContentHandler;
import org.drools.guvnor.server.util.ClassicDRLImporter.Asset;
import org.junit.Test;
public class ClassicDRLImporterTest {
@Test
public void testStandardDRL() throws Exception {
ClassicDRLImporter imp = new ClassicDRLImporter( getDrl( "sample_legacy.drl" ) );
assertEquals( "foo",
imp.getPackageName() );
assertEquals( 2,
imp.getAssets().size() );
assertEquals( "blah",
imp.getAssets().get( 0 ).name );
assertEquals( "cha",
imp.getAssets().get( 1 ).name );
System.err.println( imp.getPackageHeader() );
assertTrue( imp.getPackageHeader().indexOf( "import goo.wee" ) > -1 );
assertTrue( imp.getPackageHeader().indexOf( "package" ) == -1 );
assertFalse( imp.isDSLEnabled() );
assertEqualsIgnoreWhitespace( "when Whee() then goo();",
imp.getAssets().get( 0 ).content );
assertEqualsIgnoreWhitespace( "when Sup() then ka();",
imp.getAssets().get( 1 ).content );
assertTrue( imp.getAssets().get( 0 ).content.indexOf( " Whee()" ) > -1 );
}
@Test
public void testStandardWithQuotes() throws Exception {
ClassicDRLImporter imp = new ClassicDRLImporter( getDrl( "sample_legacy_quotes.drl" ) );
assertEquals( "foo",
imp.getPackageName() );
assertEquals( 1,
imp.getAssets().size() );
assertEquals(-1, imp.getAssets().get(0).name.indexOf("'"));
}
@Test
public void testWithFunction() throws Exception {
// Pattern p = Pattern.compile("function\\s+.*\\s+(.*)\\(.*\\).*");
// Matcher m = p.matcher("function void fooBar() {");
// assertTrue(m.matches());
// System.err.println(m.group());
// assertEquals("fooBar", m.group(1));
ClassicDRLImporter imp = new ClassicDRLImporter( getDrl( "sample_legacy_functions.drl" ) );
assertFalse( imp.isDSLEnabled() );
assertEquals( 7,
imp.getAssets().size() );
assertEquals( AssetFormats.FUNCTION,
imp.getAssets().get( 0 ).format );
assertEquals( AssetFormats.FUNCTION,
imp.getAssets().get( 1 ).format );
assertEquals( "goo1",
imp.getAssets().get( 0 ).name );
assertEqualsIgnoreWhitespace( "function void goo1() { //do something ! { yeah } }",
imp.getAssets().get( 0 ).content );
assertEquals( "goo2",
imp.getAssets().get( 1 ).name );
assertEqualsIgnoreWhitespace( "function String goo2(String la) { //yeah man ! return \"whee\"; }",
imp.getAssets().get( 1 ).content );
assertEquals( "goo3",
imp.getAssets().get( 2 ).name );
assertEqualsIgnoreWhitespace( "function String goo3() { return \"HELLO\"; }",
imp.getAssets().get( 2 ).content );
assertEquals( "goo4",
imp.getAssets().get( 3 ).name );
assertEqualsIgnoreWhitespace( "function String goo4() { if( true ) { return \"HELLO\"; } }",
imp.getAssets().get( 3 ).content );
assertEquals( "goo6",
imp.getAssets().get( 4 ).name );
assertEqualsIgnoreWhitespace( "function String goo6() { return \"HELLO\"; /* } */ /* } } } */ }",
imp.getAssets().get( 4 ).content );
assertEquals( AssetFormats.DRL,
imp.getAssets().get( 5 ).format );
assertEquals( AssetFormats.DRL,
imp.getAssets().get( 6 ).format );
assertNotNull( imp.getAssets().get( 6 ).content );
}
@Test
public void testWithDSL() throws Exception {
ClassicDRLImporter imp = new ClassicDRLImporter( getDrl( "sample_legacy_with_dsl.drl" ) );
assertTrue( imp.isDSLEnabled() );
assertEquals( 2,
imp.getAssets().size() );
System.out.println( imp.getPackageHeader() );
assertEquals( "foo",
imp.getPackageName() );
assertTrue( imp.getPackageHeader().contains( "import goo.wee" ));
assertTrue( imp.getPackageHeader().contains( "global ka.cha" ));
assertEqualsIgnoreWhitespace( "when ka chow then bam",
imp.getAssets().get( 0 ).content );
assertEqualsIgnoreWhitespace( "when ka chiga then ka chow",
imp.getAssets().get( 1 ).content );
Asset as = imp.getAssets().get( 0 );
assertEquals( AssetFormats.DSL_TEMPLATE_RULE,
as.format );
}
@Test
public void testComplexExample() throws Exception {
ClassicDRLImporter imp = new ClassicDRLImporter( getDrl( "sample_complex.drl" ) );
assertFalse( imp.isDSLEnabled() );
assertEquals( 2,
imp.getAssets().size() );
assertTrue( DRLFileContentHandler.isStandAloneRule( imp.getAssets().get( 0 ).content ) );
}
private InputStream getDrl(String file) throws IOException {
return this.getClass().getResourceAsStream( file );
}
private void assertEqualsIgnoreWhitespace(final String expected,
final String actual) {
final String cleanExpected = expected.replaceAll( "\\s+",
"" );
final String cleanActual = actual.replaceAll( "\\s+",
"" );
assertEquals( cleanExpected,
cleanActual );
}
@Test
public void testMergeHeader() {
String header = "import foo.bar\nimport wee.waa\n\nglobal goo.ber baz\n";
String toMerge = "import ninja\nimport foo.bar\nimport slack.bladder\n\nimport wee.waa";
String result = ClassicDRLImporter.mergeLines( header,
toMerge );
assertEquals( "import foo.bar\nimport wee.waa\n\nglobal goo.ber baz\n\nimport ninja\nimport slack.bladder",
result );
assertEquals( "abc",
ClassicDRLImporter.mergeLines( "abc",
"" ) );
assertEquals( "qed",
ClassicDRLImporter.mergeLines( "qed",
null ) );
assertEquals( "xyz",
ClassicDRLImporter.mergeLines( "",
"xyz" ) );
assertEquals( "xyz",
ClassicDRLImporter.mergeLines( null,
"xyz" ) );
}
}