example.helloworld.PropertySourceTests.java Source code

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Here is the source code for example.helloworld.PropertySourceTests.java

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/*
 * Copyright 2016 the original author or authors.
 *
 * 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 example.helloworld;

import java.util.Collections;

import lombok.extern.slf4j.Slf4j;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.vault.annotation.VaultPropertySource;
import org.springframework.vault.core.VaultOperations;
import org.springframework.vault.core.VaultTemplate;

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

/**
 * Tests showing {@code @VaultPropertySource} usage.
 *
 * @author Mark Paluch
 */
@RunWith(SpringRunner.class)
@ContextConfiguration
@Slf4j
public class PropertySourceTests {

    @Autowired
    ApplicationContext applicationContext;

    @Autowired
    VaultTemplate vaultTemplate;

    /**
     * Write some data to Vault before Vault can be used as
     * {@link org.springframework.vault.annotation.VaultPropertySource}.
     */
    @BeforeClass
    public static void beforeClass() {

        VaultOperations vaultOperations = new VaultTestConfiguration().vaultTemplate();
        vaultOperations.write("secret/myapp/configuration", Collections.singletonMap("configuration.key", "value"));
    }

    /**
     * {@code @VaultPropertySource("secret/myapp/configuration")} will register a property
     * source and expose its properties through {@link Environment}.
     */
    @Test
    public void environmentShouldExposeVaultPropertySource() {

        Environment env = applicationContext.getEnvironment();

        assertThat(env.getProperty("configuration.key")).isEqualTo("value");
    }

    /**
     * {@code @VaultPropertySource("secret/myapp/configuration")} will register a property
     * source and expose its properties through {@link Environment}.
     */
    @Test
    public void vaultPropertySourceShouldContainProperties() {

        org.springframework.vault.core.env.VaultPropertySource propertySource = new org.springframework.vault.core.env.VaultPropertySource(
                vaultTemplate, "secret/myapp/configuration");

        assertThat(propertySource.getProperty("configuration.key")).isEqualTo("value");
    }

    /**
     * Java Configuration to bootstrap Spring Vault.
     */
    @Configuration
    @VaultPropertySource("secret/myapp/configuration")
    static class VaultPropertySourceConfiguration extends VaultTestConfiguration {
    }
}