<%#
 Copyright 2013-2021 the original author or authors from the JHipster project.

 This file is part of the JHipster project, see https://www.jhipster.tech/
 for more information.

 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

      https://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 <%= packageName %>.config;

import tech.jhipster.config.JHipsterDefaults;
import tech.jhipster.config.JHipsterProperties;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.http.CacheControl;
import org.springframework.mock.web.MockServletContext;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistration;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;

import java.util.concurrent.TimeUnit;

import static <%= packageName %>.config.StaticResourcesWebConfiguration.*;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.*;

class StaticResourcesWebConfigurerTest {
    public static final int MAX_AGE_TEST = 5;
    public StaticResourcesWebConfiguration staticResourcesWebConfiguration;
    private ResourceHandlerRegistry resourceHandlerRegistry;
    private MockServletContext servletContext;
    private WebApplicationContext applicationContext;
    private JHipsterProperties props;

    @BeforeEach
    void setUp() {
        servletContext = spy(new MockServletContext());
        applicationContext = mock(WebApplicationContext.class);
        resourceHandlerRegistry = spy(new ResourceHandlerRegistry(applicationContext, servletContext));
        props = new JHipsterProperties();
        staticResourcesWebConfiguration = spy(new StaticResourcesWebConfiguration(props));
    }

    @Test
    void shouldAppendResourceHandlerAndInitializeIt() {

        staticResourcesWebConfiguration.addResourceHandlers(resourceHandlerRegistry);

        verify(resourceHandlerRegistry, times(1))
            .addResourceHandler(RESOURCE_PATHS);
        verify(staticResourcesWebConfiguration, times(1))
            .initializeResourceHandler(any(ResourceHandlerRegistration.class));
        for (String testingPath : RESOURCE_PATHS) {
            assertThat(resourceHandlerRegistry.hasMappingForPattern(testingPath)).isTrue();
        }
    }

    @Test
    void shouldInitializeResourceHandlerWithCacheControlAndLocations() {
        CacheControl ccExpected = CacheControl.maxAge(5, TimeUnit.DAYS).cachePublic();
        when(staticResourcesWebConfiguration.getCacheControl()).thenReturn(ccExpected);
        ResourceHandlerRegistration resourceHandlerRegistration = spy(new ResourceHandlerRegistration(RESOURCE_PATHS));

        staticResourcesWebConfiguration.initializeResourceHandler(resourceHandlerRegistration);

        verify(staticResourcesWebConfiguration, times(1)).getCacheControl();
        verify(resourceHandlerRegistration, times(1)).setCacheControl(ccExpected);
        verify(resourceHandlerRegistration, times(1)).addResourceLocations(RESOURCE_LOCATIONS);
    }


    @Test
    void shouldCreateCacheControlBasedOnJhipsterDefaultProperties() {
        CacheControl cacheExpected = CacheControl.maxAge(JHipsterDefaults.Http.Cache.timeToLiveInDays, TimeUnit.DAYS).cachePublic();
        assertThat(staticResourcesWebConfiguration.getCacheControl())
            .extracting(CacheControl::getHeaderValue)
            .isEqualTo(cacheExpected.getHeaderValue());
    }

    @Test
    void shouldCreateCacheControlWithSpecificConfigurationInProperties() {
        props.getHttp().getCache().setTimeToLiveInDays(MAX_AGE_TEST);
        CacheControl cacheExpected = CacheControl.maxAge(MAX_AGE_TEST, TimeUnit.DAYS).cachePublic();
        assertThat(staticResourcesWebConfiguration.getCacheControl())
            .extracting(CacheControl::getHeaderValue)
            .isEqualTo(cacheExpected.getHeaderValue());
    }
}