Examples with DSLTokenizedMappingFile org.drools.drl.parser.lang.dsl.DSLTokenizedMappingFile used on opensource projects

Example 21 with DSLTokenizedMappingFile

use of org.drools.drl.parser.lang.dsl.DSLTokenizedMappingFile in project drools by kiegroup.

the class DSLMappingFileTest method testParseFileWithEscapes.

@Test
public void testParseFileWithEscapes() {
    String file = "[then]TEST=System.out.println(\"DO_SOMETHING\");" + NL + "" + "[when]code {code1} occurs and sum of all digit not equal \\( {code2} \\+ {code3} \\)=AAAA( cd1 == {code1}, cd2 != ( {code2} + {code3} ))" + NL + "" + "[when]code {code1} occurs=BBBB" + NL + "";
    try {
        final Reader reader = new StringReader(file);
        this.file = new DSLTokenizedMappingFile();
        final boolean parsingResult = this.file.parseAndLoad(reader);
        reader.close();
        assertTrue(this.file.getErrors().toString(), parsingResult);
        assertTrue(this.file.getErrors().isEmpty());
        final String LHS = "code 1041 occurs and sum of all digit not equal ( 1034 + 1035 )";
        final String rule = "rule \"x\"" + NL + "when" + NL + "" + LHS + "" + NL + "then" + NL + "TEST" + NL + "end";
        DefaultExpander de = new DefaultExpander();
        de.addDSLMapping(this.file.getMapping());
        final String ruleAfterExpansion = de.expand(rule);
        final String expected = "rule \"x\"" + NL + "when" + NL + "AAAA( cd1 == 1041, cd2 != ( 1034 + 1035 ))" + NL + "then" + NL + "System.out.println(\"DO_SOMETHING\");" + NL + "end";
        assertEquals(expected, ruleAfterExpansion);
    } catch (final IOException e) {
        e.printStackTrace();
        fail("Should not raise exception ");
    }
}

Example 22 with DSLTokenizedMappingFile

use of org.drools.drl.parser.lang.dsl.DSLTokenizedMappingFile in project drools by kiegroup.

the class DSLMappingFileTest method testParseFileWithEscaptedCurlyBrackets.

@Test
public void testParseFileWithEscaptedCurlyBrackets() {
    String file = "[consequence][$policy]Add surcharge {surcharge} to Policy=modify(policy) \\{price = {surcharge}\\}";
    try {
        final Reader reader = new StringReader(file);
        this.file = new DSLTokenizedMappingFile();
        final boolean parsingResult = this.file.parseAndLoad(reader);
        reader.close();
        assertTrue(this.file.getErrors().toString(), parsingResult);
        assertTrue(this.file.getErrors().isEmpty());
        assertEquals(1, this.file.getMapping().getEntries().size());
        DSLMappingEntry entry = (DSLMappingEntry) this.file.getMapping().getEntries().get(0);
        assertEquals(DSLMappingEntry.CONSEQUENCE, entry.getSection());
        assertEquals("$policy", entry.getMetaData().toString());
        assertEquals("Add surcharge {surcharge} to Policy", entry.getMappingKey());
        assertEquals("modify(policy) \\{price = {surcharge}\\}", entry.getMappingValue());
        String input = "rule x" + NL + "when" + NL + "then" + NL + "Add surcharge 300 to Policy" + NL + "end" + NL + "";
        String expected = "rule x" + NL + "when" + NL + "then" + NL + "modify(policy) {price = 300}" + NL + "end" + NL + "";
        DefaultExpander de = new DefaultExpander();
        de.addDSLMapping(this.file.getMapping());
        final String result = de.expand(input);
        // String result = entry.getKeyPattern().matcher( input ).replaceAll( entry.getValuePattern() );
        assertEquals(expected, result);
    } catch (final IOException e) {
        e.printStackTrace();
        fail("Should not raise exception ");
    }
}

Example 23 with DSLTokenizedMappingFile

use of org.drools.drl.parser.lang.dsl.DSLTokenizedMappingFile in project drools by kiegroup.

the class DefaultExpanderTest method testANTLRLineNumberError.

@Test
public void testANTLRLineNumberError() throws Exception {
    DSLTokenizedMappingFile file = new DSLTokenizedMappingFile();
    String dsl = "[when]foo=Foo()" + NL + "[then]bar {num}=baz({num});";
    file.parseAndLoad(new StringReader(dsl));
    DefaultExpander ex = new DefaultExpander();
    ex.addDSLMapping(file.getMapping());
    String source = "rule 'q'" + NL + "agenda-group 'x'" + NL + "when" + NL + "    __  " + NL + "then" + NL + "    bar 42" + NL + "\tgoober" + NL + "end";
    ex.expand(source);
    assertTrue(ex.hasErrors());
    assertEquals(2, ex.getErrors().size());
    ExpanderException err = (ExpanderException) ex.getErrors().get(0);
    assertEquals(4, err.getLine());
    err = (ExpanderException) ex.getErrors().get(1);
    assertEquals(7, err.getLine());
}

Example 24 with DSLTokenizedMappingFile

use of org.drools.drl.parser.lang.dsl.DSLTokenizedMappingFile in project drools by kiegroup.

the class DefaultExpanderTest method testExpandWithKeywordClashes.

@Test
public void testExpandWithKeywordClashes() throws Exception {
    DSLMappingFile file = new DSLTokenizedMappingFile();
    String dsl = "[when]Invoke rule executor=ruleExec: RuleExecutor()" + NL + "[then]Execute rule \"{id}\"=ruleExec.ExecuteSubRule( new Long({id}));";
    file.parseAndLoad(new StringReader(dsl));
    assertEquals(0, file.getErrors().size());
    DefaultExpander ex = new DefaultExpander();
    ex.addDSLMapping(file.getMapping());
    String source = "package something;" + NL + NL + "rule \"1\"" + NL + "when" + NL + "    Invoke rule executor" + NL + "then" + NL + "    Execute rule \"5\"" + NL + "end";
    String expected = "package something;" + NL + NL + "rule \"1\"" + NL + "when" + NL + "   ruleExec: RuleExecutor()" + NL + "then" + NL + "   ruleExec.ExecuteSubRule( new Long(5));" + NL + "end" + NL;
    String drl = ex.expand(source);
    // System.out.println("["+drl+"]" );
    // System.out.println("["+expected+"]" );
    assertFalse(ex.hasErrors());
    equalsIgnoreWhiteSpace(expected, drl);
}

Example 25 with DSLTokenizedMappingFile

use of org.drools.drl.parser.lang.dsl.DSLTokenizedMappingFile in project drools by kiegroup.

the class DefaultExpanderTest method testExpandQuery.

@Test
public void testExpandQuery() throws Exception {
    DSLTokenizedMappingFile file = new DSLTokenizedMappingFile();
    String dsl = "[when]There is a person=Person()" + NL + "[when]- {field:\\w*} {operator} {value:\\d*}={field} {operator} {value}" + NL + "[when]is greater than=>";
    String source = "query \"isMature\"" + NL + "There is a person" + NL + "- age is greater than 18" + NL + "end" + NL;
    String expected = "query \"isMature\"" + NL + "Person(age  >  18)" + NL + "end" + NL;
    file.parseAndLoad(new StringReader(dsl));
    assertEquals(0, file.getErrors().size());
    DefaultExpander ex = new DefaultExpander();
    ex.addDSLMapping(file.getMapping());
    String drl = ex.expand(source);
    assertFalse(ex.hasErrors());
    assertEquals(expected, drl);
}