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/*-
* ============LICENSE_START=======================================================
* org.onap.dcaegen2.collectors.ves
* ================================================================================
* Copyright (C) 2020 Nokia. 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.
* ============LICENSE_END=========================================================
*/
package org.onap.dcae.restapi;
import org.assertj.core.api.Assertions;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.junit.MockitoJUnitRunner;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistration;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.servlet.view.UrlBasedViewResolver;
import java.lang.reflect.Field;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.onap.dcae.restapi.WebMvcConfig.PREFIX;
import static org.onap.dcae.restapi.WebMvcConfig.SUFFIX;
import static org.onap.dcae.restapi.WebMvcConfig.SWAGGER_CLASSPATH_RESOURCES;
import static org.onap.dcae.restapi.WebMvcConfig.SWAGGER_PATH_PATTERN;
import static org.onap.dcae.restapi.WebMvcConfig.TEMPLATES_CLASSPATH_RESOURCES;
import static org.onap.dcae.restapi.WebMvcConfig.TEMPLATES_PATTERN;
import static org.onap.dcae.restapi.WebMvcConfig.WEBJARS_CLASSPATH_RESOURCES;
import static org.onap.dcae.restapi.WebMvcConfig.WEBJARS_PATH_PATTERN;
@RunWith(MockitoJUnitRunner.class)
public class WebMvcConfigTest {
@Mock
private ResourceHandlerRegistry resourceHandlerRegistry;
@Mock
private ResourceHandlerRegistration resourceHandlerRegistration;
private WebMvcConfig webMvcConfig = new WebMvcConfig();
@Test
public void shouldConfigureResourceHandlers() {
// given
when(resourceHandlerRegistry.addResourceHandler(Mockito.anyString())).thenReturn(resourceHandlerRegistration);
// when
webMvcConfig.addResourceHandlers(resourceHandlerRegistry);
// then
verifyThatResourceWasRegistered(SWAGGER_PATH_PATTERN, SWAGGER_CLASSPATH_RESOURCES);
verifyThatResourceWasRegistered(WEBJARS_PATH_PATTERN, WEBJARS_CLASSPATH_RESOURCES);
verifyThatResourceWasRegistered(TEMPLATES_PATTERN, TEMPLATES_CLASSPATH_RESOURCES);
}
@Test
public void shouldConfigureJspViewResolverToHandleHtmlRequests() throws NoSuchFieldException, IllegalAccessException {
// when
final InternalResourceViewResolver internalResourceViewResolver = webMvcConfig.jspViewResolver();
// then
verifyThatFieldWasSet(internalResourceViewResolver, "prefix", PREFIX);
verifyThatFieldWasSet(internalResourceViewResolver, "suffix", SUFFIX);
}
private void verifyThatResourceWasRegistered(String swaggerPathPattern, String swaggerClasspathResources) {
verify(resourceHandlerRegistry).addResourceHandler(swaggerPathPattern);
verify(resourceHandlerRegistration).addResourceLocations(swaggerClasspathResources);
}
private void verifyThatFieldWasSet(InternalResourceViewResolver internalResourceViewResolver, String prefix, String prefix2) throws NoSuchFieldException, IllegalAccessException {
String fieldValue = getValueFromPrivateField(internalResourceViewResolver, prefix);
Assertions.assertThat(fieldValue).isEqualTo(prefix2);
}
private String getValueFromPrivateField(InternalResourceViewResolver internalResourceViewResolver, String privateFieldName) throws NoSuchFieldException, IllegalAccessException {
final Field privatePrefixField = UrlBasedViewResolver.class.
getDeclaredField(privateFieldName);
privatePrefixField.setAccessible(true);
return (String) privatePrefixField.get(internalResourceViewResolver);
}
}
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