library/camel-kamelets-catalog/src/test/java/org/apache/camel/kamelets/catalog/KameletsCatalogTest.java

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 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
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package org.apache.camel.kamelets.catalog;

import com.fasterxml.jackson.databind.JsonNode;
import io.fabric8.camelk.v1alpha1.Kamelet;
import io.fabric8.kubernetes.api.model.apiextensions.v1.JSONSchemaProps;
import io.github.classgraph.ClassGraph;

import org.apache.camel.kamelets.catalog.model.KameletTypeEnum;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.util.List;
import java.util.Map;

public class KameletsCatalogTest {
    static KameletsCatalog catalog;

    @BeforeAll
    public static void createKameletsCatalog() {
        catalog = new KameletsCatalog();
    }

    @Test
    void testGetKameletsName() throws Exception {
        List<String> names = catalog.getKameletsName();
        assertTrue(!names.isEmpty());
    }

    @Test
    void testGetKamelets() throws Exception {
        Map<String, Kamelet> kamelets = catalog.getKamelets();
        assertTrue(!kamelets.isEmpty());
    }
    
    @Test
    void testGetKameletsDefinition() throws Exception {
        JSONSchemaProps props = catalog.getKameletDefinition("aws-sqs-source");
        assertEquals(6, props.getProperties().keySet().size());
        assertTrue(props.getProperties().keySet().contains("queueNameOrArn"));
    }

    @Test
    void testGetKameletsRequiredProperties() throws Exception {
        List<String> props = catalog.getKameletRequiredProperties("aws-sqs-source");
        assertEquals(4, props.size());
        assertTrue(props.contains("queueNameOrArn"));
    }

    @Test
    void testGetKameletsDefinitionNotExists() throws Exception {
        JSONSchemaProps props = catalog.getKameletDefinition("word");
        assertNull(props);
    }

    @Test
    void testGetKameletsByProvider() throws Exception {
        List<Kamelet> c = catalog.getKameletByProvider("Apache Software Foundation");
        assertTrue(!c.isEmpty());
        c = catalog.getKameletByProvider("Eclipse");
        assertTrue(c.isEmpty());
    }

    @Test
    void testGetKameletsByType() throws Exception {
        List<Kamelet> c = catalog.getKameletsByType(KameletTypeEnum.SOURCE.type());
        assertTrue(!c.isEmpty());
        c = catalog.getKameletsByType(KameletTypeEnum.SINK.type());
        assertTrue(!c.isEmpty());
        c = catalog.getKameletsByType(KameletTypeEnum.ACTION.type());
        assertTrue(!c.isEmpty());
    }

    @Test
    void testGetKameletsByGroup() throws Exception {
        List<Kamelet> c = catalog.getKameletsByGroups("AWS S3");
        assertTrue(!c.isEmpty());
        c = catalog.getKameletsByGroups("AWS SQS");
        assertTrue(!c.isEmpty());
        c = catalog.getKameletsByGroups("Not-existing-group");
        assertTrue(c.isEmpty());
    }

    @Test
    void testGetKameletsDependencies() throws Exception {
        List<String> deps = catalog.getKameletDependencies("aws-sqs-source");
        assertEquals(2, deps.size());
        deps = catalog.getKameletDependencies("cassandra-sink");
        assertEquals(3, deps.size());
        assertEquals("camel:jackson", deps.get(0));
    }

    @Test
    void testGetKameletsFlow() throws Exception {
        JsonNode flow = catalog.getKameletFlow("aws-sqs-source");
        assertNotNull(flow);
    }
    
    @Test
    void testAllKameletFilesLoaded() throws Exception {
        int numberOfKameletFiles = new ClassGraph().acceptPaths("/" + KameletsCatalog.KAMELETS_DIR + "/").scan().getAllResources().size();
        assertEquals(numberOfKameletFiles, catalog.getKameletsName().size(), "Some embedded kamelet definition files cannot be loaded.");
    }

}