[testing] Add test

.cirrus.yml

@@ -1,14 +1,31 @@
-freebsd_instance:
-  image_family: freebsd-13-0
+#freebsd_instance:
+#  image_family: freebsd-13-0
+#
+#task:
+#  name: test-freebsd-amd64
+#  env:
+#    NERDCTL_RUN_ARGS: --net none knast/freebsd:13-STABLE echo "Nerdctl is up and running."
+#  install_script:
+#    - pkg install -y go containerd runj
+#    - daemon -o containerd.out containerd
+#  test_script:
+#    - go test -v ./pkg/...
+#    - cd cmd/nerdctl
+#    - sudo go run . run $NERDCTL_RUN_ARGS | grep running
 
-task:
-  name: test-freebsd-amd64
+docker_builder:
+  name: windows
+  platform: windows
+  os_version: 2019
   env:
-    NERDCTL_RUN_ARGS: --net none knast/freebsd:13-STABLE echo "Nerdctl is up and running."
-  install_script:
-    - pkg install -y go containerd runj
-    - daemon -o containerd.out containerd
-  test_script:
-    - go test -v ./pkg/...
-    - cd cmd/nerdctl
-    - sudo go run . run $NERDCTL_RUN_ARGS | grep running
+    CGO_ENABLED: 0
+  build_script:
+    - choco install golang
+    - $Version=1.5.7
+    - curl.exe -L https://github.com/containerd/containerd/releases/download/v$Version/containerd-$Version-windows-amd64.tar.gz -o containerd-windows-amd64.tar.gz
+    - Copy-Item -Path ".\bin\" -Destination "$Env:ProgramFiles\containerd" -Recurse -Force
+    - cd $Env:ProgramFiles\containerd\
+    - .\containerd.exe config default | Out-File config.toml -Encoding ascii
+    - .\containerd.exe --register-service
+    - Start-Service containerd
+    - go test -v -run ^\QTestRunEnvFile\E$ ./cmd/...

pkg/testutil/testutil.go

@@ -23,6 +23,7 @@ import (
 	"io"
 	"os"
 	"os/exec"
+	"runtime"
 	"strings"
 	"testing"
 	"time"
@@ -399,6 +400,12 @@ func NewBase(t *testing.T) *Base {
 }
 
 func mirrorOf(s string) string {
+	if runtime.GOOS == "windows" {
+		// use gcr.io/k8s-staging-e2e-test-images/busybox:1.29-2-windows-amd64-ltsc2022 locally on windows 11
+		// https://github.com/microsoft/Windows-Containers/issues/179
+		return "gcr.io/k8s-staging-e2e-test-images/busybox:1.29-2"
+	}
+
 	// plain mirror, NOT stargz-converted images
 	return fmt.Sprintf("ghcr.io/stargz-containers/%s-org", s)
 }