com.monarchapis.driver.util.SpringServiceResolverTest.java Source code

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Here is the source code for com.monarchapis.driver.util.SpringServiceResolverTest.java

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/*
 * Copyright (C) 2015 CapTech Ventures, Inc.
 * (http://www.captechconsulting.com) 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.
 */

package com.monarchapis.driver.util;

import static org.junit.Assert.*;
import static org.mockito.Mockito.*;

import org.junit.AfterClass;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;
import org.springframework.beans.factory.NoSuchBeanDefinitionException;
import org.springframework.context.ApplicationContext;

import com.google.common.base.Optional;

@RunWith(MockitoJUnitRunner.class)
public class SpringServiceResolverTest {
    @Mock
    private ApplicationContext applicationContext;

    @InjectMocks
    private SpringServiceResolver resolver;

    @AfterClass
    public static void destroy() {
        ServiceResolver.setInstance(null);
    }

    @Before
    public void setup() {
        resolver.setApplicationContext(applicationContext);

        when(applicationContext.getBean(String.class)).thenReturn("test");
        when(applicationContext.getBean(Boolean.class)).thenThrow(new NoSuchBeanDefinitionException("test"));
    }

    @Test
    public void testInitDestroy() {
        assertNull(ServiceResolver.getInstance());

        resolver.init();
        assertSame(resolver, ServiceResolver.getInstance());

        resolver.destroy();
        assertNull(ServiceResolver.getInstance());
    }

    @Test
    public void testBeanFound() {
        assertEquals("test", resolver.required(String.class));
    }

    @Test(expected = NoSuchBeanDefinitionException.class)
    public void testBeanNotFound() {
        resolver.required(Boolean.class);
    }

    @Test
    public void testOptionalBeanFound() {
        Optional<String> actual = resolver.optional(String.class);
        assertNotNull(actual);
        assertTrue(actual.isPresent());
        assertEquals("test", actual.get());
    }

    @Test
    public void testOptionalBeanNotFound() {
        Optional<Boolean> actual = resolver.optional(Boolean.class);
        assertNotNull(actual);
        assertFalse(actual.isPresent());
    }
}