Split prerelease CI into two groups like the rest

Author: penelopeysm

.github/workflows/JuliaPre.yml

@@ -14,6 +14,14 @@ permissions:
 jobs:
   test:
     runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        test_group:
+          - Group1
+          - Group2
+
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v2
@@ -22,3 +30,6 @@ jobs:
       - uses: julia-actions/cache@v2
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
+        env:
+          GROUP: ${{ matrix.test_group }}
+          IS_PRERELEASE: "true"

test/runtests.jl

@@ -33,23 +33,19 @@ using OrderedCollections: OrderedSet
 
 using DynamicPPL: getargs_dottilde, getargs_tilde
 
+# These flags are set in CI
 const GROUP = get(ENV, "GROUP", "All")
 const AQUA = get(ENV, "AQUA", "true") == "true"
-Random.seed!(100)
-
-include("test_util.jl")
-
-# Don't attempt to import Mooncake on 1.12
-# https://github.com/chalk-lab/Mooncake.jl/pull/545
-# the check against v"1.12-" includes prerelease versions,
-# whereas >=v"1.12" would only catch 1.12.0 onwards
-IS_PRERELEASE = VERSION >= v"1.12-"
+const IS_PRERELEASE = get(ENV, "IS_PRERELEASE", "false") == "true"
 
 if !IS_PRERELEASE
     Pkg.add("Mooncake")
     using Mooncake: Mooncake
 end
 
+Random.seed!(100)
+include("test_util.jl")
+
 @testset verbose = true "DynamicPPL.jl" begin
     # The tests are split into two groups so that CI can run in parallel. The
     # groups are chosen to make both groups take roughly the same amount of