Examples with Rules org.jeasy.rules.api.Rules used on opensource projects

Example 6 with Rules

use of org.jeasy.rules.api.Rules in project easy-rules by j-easy.

the class InferenceRulesEngineTest method testCandidateOrdering.

@Test
public void testCandidateOrdering() throws Exception {
    // Given
    Facts facts = new Facts();
    facts.put("foo", true);
    facts.put("bar", true);
    DummyRule dummyRule = new DummyRule();
    AnotherDummyRule anotherDummyRule = new AnotherDummyRule();
    Rules rules = new Rules(dummyRule, anotherDummyRule);
    RulesEngine rulesEngine = new InferenceRulesEngine();
    // When
    rulesEngine.fire(rules, facts);
    // Then
    assertThat(dummyRule.isExecuted()).isTrue();
    assertThat(anotherDummyRule.isExecuted()).isTrue();
    assertThat(dummyRule.getTimestamp()).isLessThanOrEqualTo(anotherDummyRule.getTimestamp());
}

Example 7 with Rules

use of org.jeasy.rules.api.Rules in project easy-rules by j-easy.

the class InferenceRulesEngineTest method testCandidateSelection.

@Test
public void testCandidateSelection() throws Exception {
    // Given
    Facts facts = new Facts();
    facts.put("foo", true);
    DummyRule dummyRule = new DummyRule();
    AnotherDummyRule anotherDummyRule = new AnotherDummyRule();
    Rules rules = new Rules(dummyRule, anotherDummyRule);
    RulesEngine rulesEngine = new InferenceRulesEngine();
    // When
    rulesEngine.fire(rules, facts);
    // Then
    assertThat(dummyRule.isExecuted()).isTrue();
    assertThat(anotherDummyRule.isExecuted()).isFalse();
}

Example 8 with Rules

use of org.jeasy.rules.api.Rules in project easy-rules by j-easy.

the class BasicRuleTest method testSortSequence.

@Test
public void testSortSequence() {
    FirstRule rule1 = new FirstRule();
    SecondRule rule2 = new SecondRule();
    ThirdRule rule3 = new ThirdRule();
    rules = new Rules(rule1, rule2, rule3);
    rulesEngine.check(rules, facts);
    assertThat(rules).containsSequence(rule1, rule3, rule2);
}

Example 9 with Rules

use of org.jeasy.rules.api.Rules in project easy-rules by j-easy.

the class FactInjectionTest method whenFactTypeDoesNotMatchParameterType_thenShouldThrowRuntimeException.

@Test(expected = RuntimeException.class)
public void whenFactTypeDoesNotMatchParameterType_thenShouldThrowRuntimeException() throws Exception {
    // Given
    Facts facts = new Facts();
    facts.put("age", "foo");
    Rules rules = new Rules(new AgeRule());
    RulesEngine rulesEngine = new DefaultRulesEngine();
    // When
    rulesEngine.fire(rules, facts);
// Then
// expected exception
}

Example 10 with Rules

use of org.jeasy.rules.api.Rules in project easy-rules by j-easy.

the class FactInjectionTest method whenADeclaredFactIsMissingInEvaluateMethod_thenTheRuleShouldNotBeExecuted.

@Test
public void whenADeclaredFactIsMissingInEvaluateMethod_thenTheRuleShouldNotBeExecuted() throws Exception {
    // Given
    Facts facts = new Facts();
    AgeRule ageRule = new AgeRule();
    Rules rules = new Rules(ageRule);
    RulesEngine rulesEngine = new DefaultRulesEngine();
    // When
    rulesEngine.fire(rules, facts);
    // Then
    assertThat(ageRule.isExecuted()).isFalse();
}