A warning is logged:
Unable to create a corresponding matcher for custom assertion method, please check the format of the following symbol: ''
Steps to reproduce
- Run an analysis with Java rule S2699 enabled and unit tests present
No warning is logged in default config.
It seems this method should check if
customAssertionMethods is not empty: https://github.com/SonarSource/sonar-java/blob/f9682a75325810476bc09c65e4290c5b49f27891/java-checks/src/main/java/org/sonar/java/checks/AssertionsInTestsCheck.java#L133