AI Features

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All LessonsFree Lessons (4)

Getting Started

What’s This Course About?

Writing Basic Tests

Annotations Assertions: assertTrue() and assertFalse()Assertions: assertNull() and assertNotNull()Assertions: assertEquals() and assertNotEquals()Assertions: assertArrayEquals() and assertIterableEquals()Assertions: assertSame() and assertNotSame()Assertion: assertAll()Assertions: assertThrows() and assertThrowsExactly()Assertion: assertTimeout()Assertion: assertLinesMatch()Assertions: fail() and assertInstanceOf()Assertion: assertDoesNotThrow()Quiz on Writing Basic Tests

Annotations, Tagging, and Filtering

Lifecycle Annotations Disabled Tests and Display Name Generator Boolean Assumptions Tags and Filtering Quiz on Annotation, Tagging, and Filtering

Nested tests in JUnit 5

@Nested Tests Quiz on Nested Tests Exercise: Test a Stack Solution Review: Test a Stack

Dependency Injections

Parameter Resolver: TestInfo Parameter Resolver: TestReporter Repeated Tests Quiz on Repeated Tests Exercise: Dependency Injection Using CDI Solution Review: Dependency Injection Using CDI

Parameterized and Dynamic Tests

Simple Parameterized Test @ValueSource and @EnumSource @MethodSource and @CsvSource Types of DynamicTest Quiz on Parameterized and Dynamic Tests

Test Instance Lifecycle in JUnit 5

Test Instance Lifecycle Quiz on Test Instance Lifecycle

Extension Model

Registering Extensions

Extension Context

Parameter Resolver

Test Instance Post-processing

Test Execution Conditions

Exception Handling

Test Lifecycle Callbacks

Sources of Arguments in Parameterized Tests

Argument Converter

Quiz on Extension Model

Exercise: API Tests

Solution Review: API Tests

JUnit Platform

JUnit 4 Migration TestEngine in JUnit 5 Discover and Execute Tests Launcher

Test Execution Order

Test Method Order Test Class Order Quiz on Test Execution Order

Conclusion

Mini Project

Library Management System

All About JUnit5

Sources of Arguments in Parameterized Tests

Learn how to create sources of arguments in JUnit 5.

We'll cover the following...

Overview
The @JsonFileSource annotation
Test case

Overview

We’ve discussed built-in sources of parameters for parameterized tests. We can also create new sources of arguments using the @ArgumentsSource annotation and the ...