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  1. Updates & Upgrades

What's new

PreviousCover EditionsNextRelease archive

Last updated 1 day ago

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Find out the major changes from our current and previous releases. For anything older, see the .

release archive

2025-06-01

Improved `Optional` handling and mock control in test generation, new CLI coverage and preflight options, and key fixes for CLI and IntelliJ plugin.

2025-05-02

Improved Spring controller and annotated String testing, new test deletion command, and fixes for test retention and coverage reports.

2025-05-01

More effective tests for object comparison logic, new assertion controls, and expanded tool compatibility.

2025-04-02

This release boosts test generation capabilities, improves object creation for tests, and resolves issues with test addition and processing.

2025-04-01

This release enhances test generation for Spring Boot & Guice, boosts CLI efficiency with targeted restarts, and improves Plugin Test Review stability.

2025-03-02

This release provides a REST API for accessing coverage data & improves test generation—now including tests without DI, prioritizing constructors & Jersey support. The plugin UI is redesigned for clearer test preparation & error detection.

2025-03-01

This release of Cover improves test quality with improved branch coverage for enum comparisons and enables the Test Review feature by default, giving you more control over generated tests. Cover also adds support for IntelliJ IDEA 2025.1 EAP.

2025-02-02

This release improves Cover's flexibility with Ant support & CLI options to exclude trivial methods from testing. Cover Reports users gain SSO integration for enhanced security. Test generation is improved for Spring Controllers, and several bugs have been resolved.

2025-02-01

This release includes enhancements and resolves issues for the CLI and IntelliJ plugin. Key improvements include resolving an issue where String values could be incorrectly mocked as dependencies, and the introduction of a template `DiffblueBuild.yaml` file for Ant projects, simplifying setup.

2025-01-02

This release improves the Plugin's Test Review functionality, adds a `MaintainedByDiffblue` annotation for tests written by Cover and provides improved guidance to help avoid Spring context initialization failures. It also resolves various issues with the CLI and Plugin.