Merge pull request #2 from AayushSabharwal/as/tests

test: add tests

Author: Oscar Smith

.github/workflows/tests.yml

@@ -0,0 +1,35 @@
+name: Tests
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
+
+# needed to allow julia-actions/cache to delete old caches that it has created
+permissions:
+  actions: write
+  contents: read
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        version:
+          - 'min'
+          - '1'
+          - 'pre'
+    steps:
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@v2
+        with:
+          version: ${{ matrix.version }}
+      - uses: julia-actions/cache@v2
+      - uses: julia-actions/julia-buildpkg@v1
+      - uses: julia-actions/julia-runtest@v1
+      - uses: julia-actions/julia-processcoverage@v1
+      - uses: codecov/codecov-action@v1
+        with:
+          file: lcov.info

test/runtests.jl

@@ -0,0 +1,20 @@
+using WeakCacheSets
+using Test
+
+# This doesn't work if put inside a testset
+wcs = WeakCacheSet{Vector{Int}}()
+# The only function we have is `getkey!`, so we check
+# contents using `repr`.
+@test repr(wcs) == "WeakCacheSet()"
+a = [1,2,3]
+b = @inferred getkey!(wcs, a)
+@test repr(wcs) == "WeakCacheSet([1, 2, 3])"
+@test b === a
+c = @inferred getkey!(wcs, b)
+@test a === b === c
+a = b = c = nothing
+
+# hopefully this is enough
+GC.gc(); GC.gc(); GC.gc()
+
+@test repr(wcs) == "WeakCacheSet()"