package org.opengroupware.jope.rules.tests;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.opengroupware.jope.eocontrol.EOKeyComparisonQualifier;
import org.opengroupware.jope.eocontrol.EOKeyValueQualifier;
import org.opengroupware.jope.rules.Rule;
import org.opengroupware.jope.rules.RuleAssignment;
import org.opengroupware.jope.rules.RuleKeyAssignment;
import org.opengroupware.jope.rules.RuleParser;

public class TRuleParser {
  
  protected RuleParser parser;

  @Before
  public void setUp() {
    this.parser = new RuleParser();
  }

  @After
  public void tearDown() {
    this.parser = null;
  }

  @Test
  public void testSimpleConstRule() {
    Rule rule = this.parser.parseRule
      ("status = \"edited\" => color = 'green'; high");
    
    assertNotNull("could not parse rule",  rule);
    assertNotNull("rule has no qualifier", rule.qualifier());
    assertNotNull("rule has no action",    rule.action());
    assertEquals("priority mismatch", 150, rule.priority());
    
    assertTrue("not a key/value qualifier",
               rule.qualifier() instanceof EOKeyValueQualifier);
    
    assertEquals("assignment not constant",
                 RuleAssignment.class, rule.action().getClass());
  }

  @Test
  public void testSimpleKeyPathRule() {
    Rule rule = this.parser.parseRule
      ("status = pageStatus => color = pageColor; low");
    
    assertNotNull("could not parse rule",  rule);
    assertNotNull("rule has no qualifier", rule.qualifier());
    assertNotNull("rule has no action",    rule.action());
    assertEquals("priority mismatch", 50,  rule.priority());
    
    assertTrue("not a key comparison qualifier",
               rule.qualifier() instanceof EOKeyComparisonQualifier);
    
    assertEquals("assignment not a key one",
                 RuleKeyAssignment.class, rule.action().getClass());
  }
}