camel-k-core/support/src/test/java/org/apache/camel/k/listener/PropertiesFunctionsConfigurerTest.java

/*
 * 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.k.listener;

import org.apache.camel.CamelContext;
import org.apache.camel.impl.DefaultCamelContext;
import org.apache.camel.k.Runtime;
import org.junit.jupiter.api.Test;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;

public class PropertiesFunctionsConfigurerTest {
    @Test
    public void testKubernetesFunction() {
        Runtime runtime = Runtime.on(new DefaultCamelContext());
        runtime.setProperties("my.property", "{{secret:my-secret/my-property}}");

        assertThat(runtime.getCamelContext().resolvePropertyPlaceholders("{{secret:my-secret/my-property}}"))
            .isEqualTo("my-secret-property");
        assertThat(runtime.getCamelContext().resolvePropertyPlaceholders("{{secret:none/my-property:my-default-secret}}"))
            .isEqualTo("my-default-secret");
        CamelContext context = runtime.getCamelContext();

        assertThatThrownBy(() -> context.resolvePropertyPlaceholders("{{secret:none/my-property}}"))
            .isInstanceOf(IllegalArgumentException.class)
            .hasMessageContaining("returned null value which is not allowed, from input");

        assertThat(runtime.getCamelContext().resolvePropertyPlaceholders("{{configmap:my-cm/my-property}}")).isEqualTo("my-cm-property");
        assertThat(runtime.getCamelContext().resolvePropertyPlaceholders("{{configmap:my-cm/my-property:my-default-cm}}"))
            .isEqualTo("my-default-cm");

        assertThatThrownBy(() -> context.resolvePropertyPlaceholders("{{configmap:none/my-property}}"))
            .isInstanceOf(IllegalArgumentException.class)
            .hasMessageContaining("returned null value which is not allowed, from input");

        assertThat(runtime.getCamelContext().resolvePropertyPlaceholders("{{my.property}}")).isEqualTo("my-secret-property");
    }
}