Merge pull request #498 from NREL/test-runners

Reduce memory growth on runtests.jl

Author: Bill-Becker

.github/workflows/CI.yml

@@ -13,7 +13,7 @@ jobs:
       matrix:
         julia-version: ['1.10']
         julia-arch: [x64]
-        os: [windows-latest]
+        os: [windows-latest, ubuntu-latest]
 
     steps:
       - uses: actions/checkout@v2

CHANGELOG.md

@@ -25,6 +25,11 @@ Classify the change according to the following categories:
     ### Deprecated
     ### Removed
 
+## test-runners
+### Added
+- Memory-clearing commands after each JuMP model instance in `runtests.jl` to avoid memory buildup which were slowing down Actions test job
+- Added back `ubuntu` OS as an additional runner OS for the tests Action job, now that memory buildup is reduced (removed a year ago due to memory crashing the runner)
+
 ## v0.52.0
 ### Added
 - Add **Financial** inputs `min_initial_capital_costs_before_incentives` and `max_initial_capital_costs_before_incentives` which, when provided, provide upper and lower bounds on initial capital costs for all technologies.