Web Improvements WebSocket Messaging Improvements Testing Improvements Support for new library and server generations III. Core Technologies 7. The IoC container Introduction to the Spring IoC container Rules JUnit 4 support classes JUnit 5 Support TestNG support classes Spring MVC Test Framework Server-Side Tests Static Imports Setup Choices Performing Requests Defining Expectations Filter Registrations Registrations Differences between Out-of-Container and End-to-End Integration Tests Further Server-Side Test Examples HtmlUnit Integration Why HtmlUnit Integration? Integration testing to the rescue? Enter HtmlUnit

Web Improvements WebSocket Messaging Improvements Testing Improvements Support for new library and server generations III. Core Technologies 7. The IoC container Introduction to the Spring IoC container Spring JUnit 4 Rules JUnit 4 support classes TestNG support classes Spring MVC Test Framework Server-Side Tests Static Imports Setup Options Performing Requests Defining Expectations Filter Registrations Registrations Differences between Out-of-Container and End-to-End Integration Tests Further Server-Side Test Examples HtmlUnit Integration Why HtmlUnit Integration? Integration testing to the rescue? Enter HtmlUnit

............................................................ 35 6.8. Support for new library and server generations .................................................... 36 III. Core Technologies ..... Test Framework .......................................................................... 347 Server-Side Tests ........................................................................................ . 352 Differences between Out-of-Container and End-to-End Integration Tests .... 352 Further Server-Side Test Examples ......................................................... 353 HtmlUnit Integration

............................................................ 33 6.8. Support for new library and server generations .................................................... 34 III. Core Technologies ..... Test Framework .......................................................................... 340 Server-Side Tests ........................................................................................ . 345 Differences between Out-of-Container and End-to-End Integration Tests .... 345 Further Server-Side Test Examples ......................................................... 346 HtmlUnit Integration

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143 Bind to Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187 3.8.2. Further Examples of Client-side REST Tests. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187 4 objects and testing support classes, which are described in this chapter. 2.1. Mock Objects Spring includes a number of packages dedicated to mocking: • Environment • JNDI • Servlet API • Spring Web Reactive

. . . 22 2.7.1. Server-side Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 2.7.2. Client-side Configuration . . . . . 73 5.4.1. Server-side Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 5.4.2. Client-side Connectors . . . OutputStream. HttpMessageConverter instances are used on the client side (for example, in the RestTemplate) and on the server side (for example, in Spring MVC REST controllers). Concrete implementations

108 4.7.5. Embedded Reactive Server Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109 4.7.6. Reactive Server Resources Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 4.8.2. RSocket server Auto-configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114 Resource Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116 Authorization Server . . . . . . . .

107 4.7.5. Embedded Reactive Server Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108 4.7.6. Reactive Server Resources Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109 4.8.2. RSocket server Auto-configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113 Resource Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 Authorization Server . . . . . . . .

107 4.7.5. Embedded Reactive Server Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108 4.7.6. Reactive Server Resources Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109 4.8.2. RSocket server Auto-configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113 Resource Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 Authorization Server . . . . . . . .

109 4.7.5. Embedded Reactive Server Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 4.7.6. Reactive Server Resources Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 4.8.2. RSocket server Auto-configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114 Resource Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116 Authorization Server . . . . . . . .