Test Writing: Deadly Animal Ranking

Created By: Geoffrey Challen

/ Version: 2026.2.0

Australia is famous for its dangerous wildlife! Create a method called dangerRating that accepts a String with the name of an Australian animal and returns a String describing how dangerous it is.

Use the following ratings:

• "box jellyfish" → "Deadly"
• "inland taipan" → "Deadly"
• "blue-ringed octopus" → "Deadly"
• "saltwater crocodile" → "Very dangerous"
• "funnel-web spider" → "Very dangerous"
• "kangaroo" → "Caution"
• "emu" → "Caution"
• "platypus" → "Surprisingly venomous"
• "koala" → "Mostly harmless"
• For any other animal, return "Unknown"

Test Design Challenge

You're challenge is to write tests for this problem described above.

• Provide a method named test that accepts no arguments and does not return a value.
• If the implementation of the class described above is incorrect, your test method should throw an exception.
• If it is correct, do not throw an exception.
• You may want to use Java's assert method