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IntelliJ IDEA (Community) IDE project setup

Launch your IntelliJ IDE from your host OS.

Setup IntelliJ IDEA with JDK22 SDK

  • Locate your nix develop installed JDK path location from the header printout on entering nix develop ($JAVA_HOME is printed to stdout on entering nix develop).
    • e.g. On macOS this could look like /nix/store/2ybgy9h6qh3b7r7j6pmdm0l5j1qfyy39-zulu-ca-jdk-22.0.0/zulu-22.jdk/Contents/Home.
  • File -> Project Structure -> Platform Settings -> SDKs -> Add JDK...
    • Enter the full path of above (e.g. /nix/store/2ybgy9h6qh3b7r7j6pmdm0l5j1qfyy39-zulu-ca-jdk-22.0.0/zulu-22.jdk/Contents/Home). Sample nix develop JAVA_HOME
    • Ensure JDK level is set to LTS version 22 Project Structure -> Project SDK -> Language Level

Run a single targetted JUnit5 test in IntelliJ IDEA

  • Setup IntelliJ in Gradle perspective -> Gradle Settings (Wrench Icon) -> Run tests with -> IntelliJ IDEA
    • Gradle Settings
    • Gradle Run tests with IDEA
  • Locate your test file in IDE (e.g. backend/src/test/com/odde/doughnut/controllers/NoteRestControllerTests.java).
    • Locate specific test method to run and look out for green run arrow icon in line number gutter.
    • Click on the green run arrow icon to kick off incremental build and single test run.