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Testing SearchResponseEntity HTTP Response Handling in Apollo Config

This test suite validates the SearchResponseEntity class functionality in Apollo’s HTTP response handling system. It ensures proper creation and behavior of response entities with different status codes, messages, and body content.

Test Coverage Overview

The test suite provides comprehensive coverage of SearchResponseEntity’s core functionality.

Key areas tested include:

OK response creation with valid body
OK response with custom message and body
Error response handling with HTTP status codes
Response metadata validation including status codes and messages

Implementation Analysis

The testing approach utilizes JUnit with Mockito for systematic validation of response entity behaviors. Tests follow a clear arrange-act-assert pattern, verifying response properties through explicit assertions. The implementation leverages MockitoJUnitRunner for efficient test execution and mocking support.

Technical Details

Testing tools and configuration:

JUnit 4 test framework
Mockito for test running and mocking
Spring Framework’s HttpStatus for status code handling
Assert methods for validation
Custom SearchResponseEntity implementation

Best Practices Demonstrated

The test suite exemplifies several testing best practices:

Clear test method naming conveying test scenarios
Isolated test cases for distinct functionality
Comprehensive assertion coverage
Proper setup of test environment
Effective use of testing frameworks

apolloconfig/apollo

apollo-common/src/test/java/com/ctrip/framework/apollo/common/http/SearchResponseEntityTest.java

            
/*
 * Copyright 2024 Apollo 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
 *
 * 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.ctrip.framework.apollo.common.http;


import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.junit.MockitoJUnitRunner;
import org.springframework.http.HttpStatus;

import static org.junit.Assert.*;

@RunWith(MockitoJUnitRunner.class)
public class SearchResponseEntityTest {

    @Test
    public void testOk_WithValidBody_ShouldReturnOkResponse() {
        String body = "test body";
        SearchResponseEntity<String> response = SearchResponseEntity.ok(body);

        assertEquals(HttpStatus.OK.value(), response.getCode());
        assertEquals(HttpStatus.OK.getReasonPhrase(), response.getMessage());
        assertEquals(body, response.getBody());
        assertFalse(response.isHasMoreData());
    }

    @Test
    public void testOkWithMessage_WithValidBodyAndMessage_ShouldReturnOkResponseWithMessage() {
        String body = "test body";
        String message = "test message";
        SearchResponseEntity<String> response = SearchResponseEntity.okWithMessage(body, message);

        assertEquals(HttpStatus.OK.value(), response.getCode());
        assertEquals(message, response.getMessage());
        assertEquals(body, response.getBody());
        assertTrue(response.isHasMoreData());
    }

    @Test
    public void testError_WithValidCodeAndMessage_ShouldReturnErrorResponse() {
        HttpStatus httpCode = HttpStatus.BAD_REQUEST;
        String message = "error message";
        SearchResponseEntity<Object> response = SearchResponseEntity.error(httpCode, message);

        assertEquals(httpCode.value(), response.getCode());
        assertEquals(message, response.getMessage());
        assertEquals(null, response.getBody());
        assertFalse(response.isHasMoreData());
    }
}