Spring Cloud Contract


Table of Contents

1. Spring Cloud Contract
2. Spring Cloud Contract Verifier Introduction
2.1. History
2.2. Why a Contract Verifier?
2.2.1. Testing issues
2.3. Purposes
2.4. How It Works
2.4.1. A Three-second Tour
On the Producer Side
On the Consumer Side
2.4.2. A Three-minute Tour
On the Producer Side
On the Consumer Side
2.4.3. Defining the Contract
2.4.4. Client Side
2.4.5. Server Side
2.5. Step-by-step Guide to Consumer Driven Contracts (CDC)
2.5.1. Technical note
2.5.2. Consumer side (Loan Issuance)
2.5.3. Producer side (Fraud Detection server)
2.5.4. Consumer Side (Loan Issuance) Final Step
2.6. Dependencies
2.7. Additional Links
2.7.1. Spring Cloud Contract video
2.7.2. Readings
2.8. Samples
3. Spring Cloud Contract FAQ
3.1. Why use Spring Cloud Contract Verifier and not X ?
3.2. I don’t want to write a contract in Groovy!
3.3. What is this value(consumer(), producer()) ?
3.4. How to do Stubs versioning?
3.4.1. API Versioning
3.4.2. JAR versioning
3.4.3. Dev or prod stubs
3.5. Common repo with contracts
3.5.1. Repo structure
3.5.2. Workflow
3.5.3. Consumer
3.5.4. Producer
3.5.5. How can I define messaging contracts per topic not per producer?
For Maven Project
For Gradle Project
3.6. Do I need a Binary Storage? Can’t I use Git?
3.6.1. Protocol convention
3.6.2. Producer
3.6.3. Producer with contracts stored locally
Keeping contracts with the producer and stubs in an external repository
3.6.4. Consumer
3.7. Can I use the Pact Broker?
3.7.1. Pact Consumer
3.7.2. Producer
3.7.3. Pact Consumer (Producer Contract approach)
3.8. How can I debug the request/response being sent by the generated tests client?
3.8.1. How can I debug the mapping/request/response being sent by WireMock?
3.8.2. How can I see what got registered in the HTTP server stub?
3.8.3. Can I reference text from file?
4. Spring Cloud Contract Verifier Setup
4.1. Gradle Project
4.1.1. Prerequisites
4.1.2. Add Gradle Plugin with Dependencies
4.1.3. Gradle and Rest Assured 2.0
4.1.4. Snapshot Versions for Gradle
4.1.5. Add stubs
4.1.6. Run the Plugin
4.1.7. Default Setup
4.1.8. Configure Plugin
4.1.9. Configuration Options
4.1.10. Single Base Class for All Tests
4.1.11. Different Base Classes for Contracts
4.1.12. Invoking Generated Tests
4.1.13. Pushing stubs to SCM
4.1.14. Spring Cloud Contract Verifier on the Consumer Side
4.2. Maven Project
4.2.1. Add maven plugin
4.2.2. Maven and Rest Assured 2.0
4.2.3. Snapshot versions for Maven
4.2.4. Add stubs
4.2.5. Run plugin
4.2.6. Configure plugin
4.2.7. Configuration Options
4.2.8. Single Base Class for All Tests
4.2.9. Different base classes for contracts
4.2.10. Invoking generated tests
4.2.11. Pushing stubs to SCM
4.2.12. Maven Plugin and STS
4.2.13. Maven Plugin with Spock Tests
4.3. Stubs and Transitive Dependencies
4.4. Scenarios
4.5. Docker Project
4.5.1. Short intro to Maven, JARs and Binary storage
4.5.2. How it works
Environment Variables
4.5.3. Example of usage
4.5.4. Server side (nodejs)
5. Spring Cloud Contract Verifier Messaging
5.1. Integrations
5.2. Manual Integration Testing
5.3. Publisher-Side Test Generation
5.3.1. Scenario 1: No Input Message
5.3.2. Scenario 2: Output Triggered by Input
5.3.3. Scenario 3: No Output Message
5.4. Consumer Stub Generation
6. Spring Cloud Contract Stub Runner
6.1. Snapshot versions
6.2. Publishing Stubs as JARs
6.3. Stub Runner Core
6.3.1. Retrieving stubs
Stub downloading
Classpath scanning
Configuring HTTP Server Stubs
6.3.2. Running stubs
Running using main app
HTTP Stubs
Viewing registered mappings
Messaging Stubs
6.4. Stub Runner JUnit Rule and Stub Runner JUnit5 Extension
6.4.1. Maven settings
6.4.2. Providing fixed ports
6.4.3. Fluent API
6.4.4. Stub Runner with Spring
6.5. Stub Runner Spring Cloud
6.5.1. Stubbing Service Discovery
Test profiles and service discovery
6.5.2. Additional Configuration
6.6. Stub Runner Boot Application
6.6.1. How to use it?
Stub Runner Server
Stub Runner Server Fat Jar
Spring Cloud CLI
6.6.2. Endpoints
HTTP
Messaging
6.6.3. Example
6.6.4. Stub Runner Boot with Service Discovery
6.7. Stubs Per Consumer
6.8. Common
6.8.1. Common Properties for JUnit and Spring
6.8.2. Stub Runner Stubs IDs
6.9. Stub Runner Docker
6.9.1. How to use it
6.9.2. Example of client side usage in a non JVM project
7. Stub Runner for Messaging
7.1. Stub triggering
7.1.1. Trigger by Label
7.1.2. Trigger by Group and Artifact Ids
7.1.3. Trigger by Artifact Ids
7.1.4. Trigger All Messages
7.2. Stub Runner Camel
7.2.1. Adding it to the project
7.2.2. Disabling the functionality
7.2.3. Examples
Stubs structure
Scenario 1 (no input message)
Scenario 2 (output triggered by input)
Scenario 3 (input with no output)
7.3. Stub Runner Integration
7.3.1. Adding the Runner to the Project
7.3.2. Disabling the functionality
Scenario 1 (no input message)
Scenario 2 (output triggered by input)
Scenario 3 (input with no output)
7.4. Stub Runner Stream
7.4.1. Adding the Runner to the Project
7.4.2. Disabling the functionality
Scenario 1 (no input message)
Scenario 2 (output triggered by input)
Scenario 3 (input with no output)
7.5. Stub Runner Spring AMQP
7.5.1. Adding the Runner to the Project
Triggering the message
Spring AMQP Test Configuration
8. Contract DSL
8.1. Limitations
8.2. Common Top-Level elements
8.2.1. Description
8.2.2. Name
8.2.3. Ignoring Contracts
8.2.4. Passing Values from Files
8.2.5. HTTP Top-Level Elements
8.3. Request
8.4. Response
8.5. Dynamic properties
8.5.1. Dynamic properties inside the body
8.5.2. Regular expressions
8.5.3. Passing Optional Parameters
8.5.4. Executing Custom Methods on the Server Side
8.5.5. Referencing the Request from the Response
8.5.6. Registering Your Own WireMock Extension
8.5.7. Dynamic Properties in the Matchers Sections
8.6. JAX-RS Support
8.7. Async Support
8.8. Working with Context Paths
8.9. Working with WebFlux
8.9.1. WebFlux with WebTestClient
8.9.2. WebFlux with Explicit mode
8.10. XML Support for REST
8.11. Messaging Top-Level Elements
8.11.1. Output Triggered by a Method
8.11.2. Output Triggered by a Message
8.11.3. Consumer/Producer
8.11.4. Common
8.12. Multiple Contracts in One File
8.13. Generating Spring REST Docs snippets from the contracts
9. Customization
9.1. Extending the DSL
9.1.1. Common JAR
9.1.2. Adding the Dependency to the Project
9.1.3. Test the Dependency in the Project’s Dependencies
9.1.4. Test a Dependency in the Plugin’s Dependencies
9.1.5. Referencing classes in DSLs
10. Using the Pluggable Architecture
10.1. Custom Contract Converter
10.1.1. Pact Converter
10.1.2. Pact Contract
10.1.3. Pact for Producers
10.1.4. Pact for Consumers
10.2. Using the Custom Test Generator
10.3. Using the Custom Stub Generator
10.4. Using the Custom Stub Runner
10.5. Using the Custom Stub Downloader
10.6. Using the SCM Stub Downloader
10.7. Using the Pact Stub Downloader
11. Spring Cloud Contract WireMock
11.1. Registering Stubs Automatically
11.2. Using Files to Specify the Stub Bodies
11.3. Alternative: Using JUnit Rules
11.4. Relaxed SSL Validation for Rest Template
11.5. WireMock and Spring MVC Mocks
11.6. Customization of WireMock configuration
11.7. Generating Stubs using REST Docs
11.8. Generating Contracts by Using REST Docs
12. Migrations
12.1. 1.0.x → 1.1.x
12.1.1. New structure of generated stubs
12.2. 1.1.x → 1.2.x
12.2.1. Custom HttpServerStub
12.2.2. New packages for generated tests
12.2.3. New Methods in TemplateProcessor
12.2.4. RestAssured 3.0
12.3. 1.2.x → 2.0.x
13. Links