QA:Testcase thermostat heapdump
This test case tests whether the heap dump functionality in the Thermostat swing client works correctly.
- Boot into the machine/VM you wish to test.
- If thermostat is not installed yet, install thermostat.
- Start the thermostat storage and agent:
thermostat service &
- Start the thermostat Swing client:
- Start another java application, like jedit or Freemeind
How to test
- Select the Java application that you started in the tree on the left and switch to the "Heap Analyzer" tab
- Right click anywhere on the graph
- Select "Heap Dump"
- In a little while you should see a symbol like "V" on the chart. Double-click on it
- Switch to the "Object Browser" tab
- Try typing a class name (like "java.util.Map") in the search field
- Once you select "Heap Dump", you should see a "v"-like symbol
- Selecting heap dump should cause the heap of the target application to be displayed
- You should be able to switch between the "Histogram" and "Object Browser" tab
- Searching for a class name should display all instances of the class in the Object browser and any referrers and references the instance holds
- No exceptions or error messages should be printed anywhere