service/src/test/java/com/ge/predix/acs/config/PolicyEvaluationCacheConfigTest.java

/*******************************************************************************
 * Copyright 2017 General Electric Company
 *
 * 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
 *******************************************************************************/

package com.ge.predix.acs.config;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.IsInstanceOf.instanceOf;

import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.MockitoAnnotations;
import org.springframework.core.env.Environment;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;

import com.ge.predix.acs.policy.evaluation.cache.NonCachingPolicyEvaluationCache;
import com.ge.predix.acs.policy.evaluation.cache.RedisPolicyEvaluationCache;

public class PolicyEvaluationCacheConfigTest {

    @Mock
    private Environment mockEnvironment;

    @InjectMocks
    private PolicyEvaluationCacheConfig policyEvaluationCacheConfig;

    @BeforeClass
    public void setup() {
        MockitoAnnotations.initMocks(this);
    }

    @Test
    public void testPolicyEvaluationCacheConfigDisabled() {
        setupEnvironment(null);
        assertThat(policyEvaluationCacheConfig.cache(false), instanceOf(NonCachingPolicyEvaluationCache.class));
    }

    @Test
    public void testPolicyEvaluationCacheConfigRedis() {
        setupEnvironment("redis");
        assertThat(policyEvaluationCacheConfig.cache(true), instanceOf(RedisPolicyEvaluationCache.class));
    }

    @Test
    public void testPolicyEvaluationCacheConfigCloudRedis() {
        setupEnvironment("cloud-redis");
        assertThat(policyEvaluationCacheConfig.cache(true), instanceOf(RedisPolicyEvaluationCache.class));
    }

    private void setupEnvironment(final String springProfileActive) {
        String[] redisEnvironment = {springProfileActive};
        Mockito.doReturn(redisEnvironment).when(mockEnvironment).getActiveProfiles();
    }

}