domain native and operational policies support

- moved DomainMaker to policy-utils/ project.
- support for native drools and controller drools policy types.

Issue-ID: POLICY-2345
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: I46b9816eadceb7ef280e0e6789f07b4d4ca51519
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>

5 files changed, 354 insertions, 0 deletions

diff --git a/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/DomainAPolicy.java b/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/DomainAPolicy.java
new file mode 100644
index 00000000..04f20b2a
--- /dev/null
+++ b/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/DomainAPolicy.java
@@ -0,0 +1,49 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.models.domains.a;
+
+import com.google.gson.annotations.SerializedName;
+import lombok.Builder;
+import lombok.Data;
+
+@Data
+@Builder
+public class DomainAPolicy {
+    private static final long serialVersionUID = -8942432000554391455L;
+
+    @SerializedName("type")
+    public String type;
+
+    @SerializedName("type_version")
+    public String typeVersion;
+
+    @SerializedName("version")
+    public String version;
+
+    @SerializedName("metadata")
+    public Metadata metadata;
+
+    @SerializedName("properties")
+    public Properties properties;
+
+    @SerializedName("name")
+    public String name;
+}
diff --git a/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/Metadata.java b/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/Metadata.java
new file mode 100644
index 00000000..0cad4ff0
--- /dev/null
+++ b/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/Metadata.java
@@ -0,0 +1,35 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.models.domains.a;
+
+import com.google.gson.annotations.SerializedName;
+import java.io.Serializable;
+import lombok.Builder;
+import lombok.Data;
+
+@Data
+@Builder
+public class Metadata implements Serializable {
+    private static final long serialVersionUID = 476541531265304644L;
+
+    @SerializedName("policy-id")
+    public String policyId;
+}
diff --git a/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/Nested.java b/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/Nested.java
new file mode 100644
index 00000000..eedadeff
--- /dev/null
+++ b/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/Nested.java
@@ -0,0 +1,41 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.models.domains.a;
+
+import com.google.gson.annotations.SerializedName;
+import java.io.Serializable;
+import lombok.Builder;
+import lombok.Data;
+
+@Data
+@Builder
+public class Nested implements Serializable {
+    private static final long serialVersionUID = -1203143214137354429L;
+
+    @SerializedName("nested1")
+    public String nested1;
+
+    @SerializedName("nested2")
+    public boolean nested2;
+
+    @SerializedName("nested3")
+    public int nested3;
+}
diff --git a/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/Properties.java b/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/Properties.java
new file mode 100644
index 00000000..3ba66ce9
--- /dev/null
+++ b/policy-utils/src/test/java/org/onap/policy/drools/models/domains/a/Properties.java
@@ -0,0 +1,35 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.models.domains.a;
+
+import com.google.gson.annotations.SerializedName;
+import java.io.Serializable;
+import lombok.Builder;
+import lombok.Data;
+
+@Data
+@Builder
+public class Properties implements Serializable {
+    private static final long serialVersionUID = 8476625479607243095L;
+
+    @SerializedName("nested")
+    public Nested nested;
+}
diff --git a/policy-utils/src/test/java/org/onap/policy/drools/policies/DomainMakerTest.java b/policy-utils/src/test/java/org/onap/policy/drools/policies/DomainMakerTest.java
new file mode 100644
index 00000000..cfacc7ab
--- /dev/null
+++ b/policy-utils/src/test/java/org/onap/policy/drools/policies/DomainMakerTest.java
@@ -0,0 +1,194 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.policies;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+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 com.worldturner.medeia.api.ValidationFailedException;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.common.utils.coder.CoderException;
+import org.onap.policy.common.utils.coder.StandardCoder;
+import org.onap.policy.drools.models.domains.a.DomainAPolicy;
+import org.onap.policy.drools.models.domains.a.Metadata;
+import org.onap.policy.drools.models.domains.a.Nested;
+import org.onap.policy.drools.models.domains.a.Properties;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
+
+public class DomainMakerTest {
+
+    private DomainMaker domainMaker;
+    private StandardCoder nonValCoder;
+
+    @Before
+    public void setUp() throws Exception {
+        domainMaker = new DomainMaker();
+        nonValCoder = new StandardCoder();
+    }
+
+    @Test
+    public void testIsConformantString() throws IOException {
+        ToscaPolicyTypeIdentifier policyTypeId =
+            new ToscaPolicyTypeIdentifier("policy.type.A", "1.0.0");
+        String rawJsonPolicyType =
+            getJsonFromFile("src/test/resources/policyA.json");
+
+        assertTrue(domainMaker.isConformant(policyTypeId, rawJsonPolicyType));
+
+        policyTypeId.setVersion("2.0.0");
+        assertFalse(domainMaker.isConformant(policyTypeId, rawJsonPolicyType));
+    }
+
+    @Test
+    public void testIsConformantToscaPolicy() throws IOException, CoderException {
+        ToscaPolicy policy = getToscaPolicy("src/test/resources/policyA.json");
+        assertTrue(domainMaker.isConformant(policy));
+
+        policy.setType("policy.type.Z");
+        assertFalse(domainMaker.isConformant(policy));
+    }
+
+    @Test
+    public void testIsDomainConformant() {
+        ToscaPolicyTypeIdentifier policyTypeId =
+                new ToscaPolicyTypeIdentifier("policy.type.A", "1.0.0");
+
+        DomainAPolicy domainAPolicy = createDomainPolicy();
+
+        assertTrue(domainMaker.isDomainConformant(policyTypeId, domainAPolicy));
+
+        // integer exceeding max. value
+        domainAPolicy.getProperties().getNested().setNested3(999);
+        assertFalse(domainMaker.isDomainConformant(policyTypeId, domainAPolicy));
+        domainAPolicy.getProperties().getNested().setNested3(33); // restore good valude
+
+        // not registered schema for policy type
+        policyTypeId.setVersion("2.0.0");
+        assertFalse(domainMaker.isDomainConformant(policyTypeId, domainAPolicy));
+    }
+
+
+    @Test
+    public void testConformance() throws IOException, CoderException {
+        ToscaPolicy policy1 = getToscaPolicy("src/test/resources/policyA.json");
+        assertTrue(domainMaker.conformance(policy1));
+
+        policy1.getProperties().remove("nested");
+        assertThatThrownBy(() -> domainMaker.conformance(policy1))
+                .isInstanceOf(ValidationFailedException.class)
+                .hasMessageContaining("Required property nested is missing from object");
+
+        DomainAPolicy domainAPolicy = createDomainPolicy();
+        assertTrue(domainMaker.conformance(policy1.getTypeIdentifier(), domainAPolicy));
+        assertDomainPolicy(domainAPolicy);
+
+        domainAPolicy.getProperties().getNested().setNested1("");
+        assertThatThrownBy(() -> domainMaker.conformance(policy1.getTypeIdentifier(), domainAPolicy))
+                .isInstanceOf(ValidationFailedException.class)
+                .hasMessageContaining("Pattern ^(.+)$ is not contained in text");
+    }
+
+    @Test
+    public void testRegisterValidator() throws IOException, CoderException {
+        ToscaPolicyTypeIdentifier policyTypeId =
+                new ToscaPolicyTypeIdentifier("policy.type.external", "9.9.9");
+
+        assertTrue(domainMaker.registerValidator(policyTypeId,
+            getJsonFromFile("src/test/resources/policy.type.external-9.9.9.schema.json")));
+
+        ToscaPolicy policy = getToscaPolicy("src/test/resources/policyA.json");
+        policy.setType("policy.type.external");
+        policy.setTypeVersion("9.9.9");
+        assertTrue(domainMaker.isConformant(policy));
+
+        policy.setTypeVersion("1.0.0");
+        assertFalse(domainMaker.isConformant(policy));
+    }
+
+    @Test
+    public void testConvertToDomainPolicy() throws IOException, CoderException {
+        DomainAPolicy domainAPolicy =
+                domainMaker.convertTo(getToscaPolicy("src/test/resources/policyA.json"), DomainAPolicy.class);
+        assertDomainPolicy(domainAPolicy);
+
+        assertNotNull(domainMaker.convertTo(getToscaPolicy("src/test/resources/policyA-no-policy-type.json"),
+                DomainAPolicy.class));
+    }
+
+    @Test
+    public void testConvertToSchema() {
+        assertThatThrownBy(() -> domainMaker
+            .convertToSchema(new ToscaPolicyType()))
+            .isInstanceOf(UnsupportedOperationException.class);
+    }
+
+    @Test
+    public void testIsRegistered() {
+        ToscaPolicyTypeIdentifier policyTypeId1 =
+                new ToscaPolicyTypeIdentifier("policy.type.A", "1.0.0");
+        assertTrue(domainMaker.isRegistered(policyTypeId1));
+
+        ToscaPolicyTypeIdentifier policyTypeId2 =
+                new ToscaPolicyTypeIdentifier("policy.type.external", "7.7.9");
+        assertFalse(domainMaker.isRegistered(policyTypeId2));
+
+    }
+
+    private String getJsonFromFile(String filePath) throws IOException {
+        return new String(Files.readAllBytes(Paths.get(filePath)));
+    }
+
+    private ToscaPolicy getToscaPolicy(String filePath) throws CoderException, IOException {
+        String policyJson = getJsonFromFile(filePath);
+        return new StandardCoder().decode(policyJson, ToscaPolicy.class);
+    }
+
+    private DomainAPolicy createDomainPolicy() {
+        return DomainAPolicy.builder().metadata(Metadata.builder().policyId("A").build())
+                       .name("A")
+                       .version("1.0.0")
+                       .type("policy.type.A")
+                       .typeVersion("1.0.0")
+                       .properties(Properties.builder()
+                           .nested(Nested.builder().nested1("nested1").nested2(true).nested3(50).build())
+                           .build()).build();
+    }
+
+    private void assertDomainPolicy(DomainAPolicy domainAPolicy) {
+        assertEquals("A", domainAPolicy.getName());
+        assertEquals("1.0.0", domainAPolicy.getVersion());
+        assertEquals("1.0.0", domainAPolicy.getTypeVersion());
+        assertEquals("policy.type.A", domainAPolicy.getType());
+        assertEquals("A", domainAPolicy.getMetadata().getPolicyId());
+        assertEquals("nested1", domainAPolicy.getProperties().getNested().getNested1());
+        assertEquals(true, domainAPolicy.getProperties().getNested().isNested2());
+        assertEquals(50, domainAPolicy.getProperties().getNested().getNested3());
+    }
+}
\ No newline at end of file