/*
 * Copyright 2012-2019 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
 *
 *      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 org.springframework.boot.autoconfigure.web;

import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

import org.springframework.boot.test.util.TestPropertyValues;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

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

/**
 * Tests for {@link ConditionalOnEnabledResourceChain @ConditionalOnEnabledResourceChain}.
 *
 * @author Stephane Nicoll
 */
class ConditionalOnEnabledResourceChainTests {

	private final AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();

	@AfterEach
	void closeContext() {
		this.context.close();
	}

	@Test
	void disabledByDefault() {
		load();
		assertThat(this.context.containsBean("foo")).isFalse();
	}

	@ParameterizedTest
	@ValueSource(strings = { "spring.resources.", "spring.web.resources." })
	void disabledExplicitly(String prefix) {
		load(prefix + "chain.enabled:false");
		assertThat(this.context.containsBean("foo")).isFalse();
	}

	@ParameterizedTest
	@ValueSource(strings = { "spring.resources.", "spring.web.resources." })
	void enabledViaMainEnabledFlag(String prefix) {
		load(prefix + "chain.enabled:true");
		assertThat(this.context.containsBean("foo")).isTrue();
	}

	@ParameterizedTest
	@ValueSource(strings = { "spring.resources.", "spring.web.resources." })
	void enabledViaFixedStrategyFlag(String prefix) {
		load(prefix + "chain.strategy.fixed.enabled:true");
		assertThat(this.context.containsBean("foo")).isTrue();
	}

	@ParameterizedTest
	@ValueSource(strings = { "spring.resources.", "spring.web.resources." })
	void enabledViaContentStrategyFlag(String prefix) {
		load(prefix + "chain.strategy.content.enabled:true");
		assertThat(this.context.containsBean("foo")).isTrue();
	}

	private void load(String... environment) {
		this.context.register(Config.class);
		TestPropertyValues.of(environment).applyTo(this.context);
		this.context.refresh();
	}

	@Configuration(proxyBeanMethods = false)
	static class Config {

		@Bean
		@ConditionalOnEnabledResourceChain
		String foo() {
			return "foo";
		}

	}

}
