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[DROOLS-7416] Rebuild RuleUnit option
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56 changes: 56 additions & 0 deletions
56
...ts/drools-ruleunits-dsl/src/test/java/org/drools/ruleunits/dsl/DynamicHelloWorldUnit.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,56 @@ | ||
| /* | ||
| * Copyright 2023 Red Hat, Inc. and/or its affiliates. | ||
| * | ||
| * 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.ruleunits.dsl; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| import org.drools.ruleunits.api.DataSource; | ||
| import org.drools.ruleunits.api.DataStore; | ||
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| import static org.drools.model.Index.ConstraintType.EQUAL; | ||
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| public class DynamicHelloWorldUnit implements RuleUnitDefinition { | ||
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| private final DataStore<String> strings; | ||
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| private final List<String> results = new ArrayList<>(); | ||
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| private final String expectedMessage; // this is the dynamic part | ||
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| public DynamicHelloWorldUnit(String expectedMessage) { | ||
| this.strings = DataSource.createStore(); | ||
| this.expectedMessage = expectedMessage; | ||
| } | ||
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| public DataStore<String> getStrings() { | ||
| return strings; | ||
| } | ||
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| public List<String> getResults() { | ||
| return results; | ||
| } | ||
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| @Override | ||
| public void defineRules(RulesFactory rulesFactory) { | ||
| // /strings[ this == expectedMessage ] | ||
| rulesFactory.rule() | ||
| .on(strings) | ||
| .filter(EQUAL, expectedMessage) // when no extractor is provided "this" is implicit | ||
| .execute(results, r -> r.add("it worked!")); // the consequence can ignore the matched facts | ||
| } | ||
| } |
81 changes: 81 additions & 0 deletions
81
...nits/drools-ruleunits-dsl/src/test/java/org/drools/ruleunits/dsl/RuleUnitRebuildTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| /* | ||
| * Copyright 2023 Red Hat, Inc. and/or its affiliates. | ||
| * | ||
| * 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.ruleunits.dsl; | ||
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| import org.drools.ruleunits.api.RuleUnitInstance; | ||
| import org.drools.ruleunits.api.RuleUnitProvider; | ||
| import org.drools.ruleunits.api.conf.RuleConfig; | ||
| import org.drools.ruleunits.impl.listener.TestRuleRuntimeEventListener; | ||
| import org.junit.jupiter.api.Test; | ||
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| import static org.assertj.core.api.Assertions.assertThat; | ||
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| class RuleUnitRebuildTest { | ||
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| @Test | ||
| void dynamicHelloWorld() { | ||
| DynamicHelloWorldUnit unit = new DynamicHelloWorldUnit("Hello World"); | ||
| unit.getStrings().add("Hello World"); | ||
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| try (RuleUnitInstance<DynamicHelloWorldUnit> unitInstance = RuleUnitProvider.get().createRuleUnitInstance(unit, true)) { // rebuild. Do not be affected by other tests | ||
| assertThat(unitInstance.fire()).isEqualTo(1); | ||
| assertThat(unit.getResults()).containsExactly("it worked!"); | ||
| } | ||
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| DynamicHelloWorldUnit newUnit = new DynamicHelloWorldUnit("Goodbye World"); | ||
| newUnit.getStrings().add("Hello World"); | ||
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| try (RuleUnitInstance<DynamicHelloWorldUnit> newUnitInstance = RuleUnitProvider.get().createRuleUnitInstance(newUnit, true)) { // rebuild | ||
| assertThat(newUnitInstance.fire()).isZero(); | ||
| assertThat(newUnit.getResults()).isEmpty(); | ||
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| newUnit.getStrings().add("Goodbye World"); | ||
| assertThat(newUnitInstance.fire()).isEqualTo(1); | ||
| assertThat(newUnit.getResults()).containsExactly("it worked!"); | ||
| } | ||
| } | ||
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| @Test | ||
| void dynamicHelloWorldWithRuleConfig() { | ||
| TestRuleRuntimeEventListener testRuleRuntimeEventListener = new TestRuleRuntimeEventListener(); | ||
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| RuleConfig ruleConfig = RuleUnitProvider.get().newRuleConfig(); | ||
| ruleConfig.getRuleRuntimeListeners().add(testRuleRuntimeEventListener); | ||
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| DynamicHelloWorldUnit unit = new DynamicHelloWorldUnit("Hello World"); | ||
| unit.getStrings().add("Hello World"); | ||
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| try (RuleUnitInstance<DynamicHelloWorldUnit> unitInstance = RuleUnitProvider.get().createRuleUnitInstance(unit, ruleConfig, true)) { // rebuild. Do not be affected by other tests | ||
| assertThat(unitInstance.fire()).isEqualTo(1); | ||
| assertThat(unit.getResults()).containsExactly("it worked!"); | ||
| assertThat(testRuleRuntimeEventListener.getResults()).containsExactly("objectInserted : Hello World"); | ||
| } | ||
| testRuleRuntimeEventListener.getResults().clear(); | ||
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| DynamicHelloWorldUnit newUnit = new DynamicHelloWorldUnit("Goodbye World"); // rule has changed | ||
| newUnit.getStrings().add("Hello World"); | ||
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| try (RuleUnitInstance<DynamicHelloWorldUnit> newUnitInstance = RuleUnitProvider.get().createRuleUnitInstance(newUnit, ruleConfig, true)) { // rebuild | ||
| assertThat(newUnitInstance.fire()).isZero(); | ||
| assertThat(newUnit.getResults()).isEmpty(); | ||
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| newUnit.getStrings().add("Goodbye World"); | ||
| assertThat(newUnitInstance.fire()).isEqualTo(1); | ||
| assertThat(newUnit.getResults()).containsExactly("it worked!"); | ||
| assertThat(testRuleRuntimeEventListener.getResults()).containsExactly("objectInserted : Hello World", "objectInserted : Goodbye World"); | ||
| } | ||
| } | ||
| } |
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