Add new requirements (HyperV, CgroupsAccessible)

pkg/testutil/nerdtest/requirements.go

@@ -171,6 +171,23 @@ var CGroup = &test.Requirement{
 	},
 }
 
+var CgroupsAccessible = test.Require(
+	CGroup,
+	&test.Requirement{
+		Check: func(data test.Data, helpers test.Helpers) (ret bool, mess string) {
+			isRootLess := getTarget() == targetNerdctl && rootlessutil.IsRootless()
+			if isRootLess {
+				stdout := helpers.Capture("info", "--format", "{{ json . }}")
+				var dinf dockercompat.Info
+				err := json.Unmarshal([]byte(stdout), &dinf)
+				assert.NilError(helpers.T(), err, "failed to parse docker info")
+				return dinf.CgroupVersion == "2", "we are rootless, and cgroup version is not 2"
+			}
+			return true, ""
+		},
+	},
+)
+
 // Soci requires that the soci snapshotter is enabled
 var Soci = &test.Requirement{
 	Check: func(data test.Data, helpers test.Helpers) (ret bool, mess string) {

pkg/testutil/nerdtest/requirements_other.go

@@ -0,0 +1,29 @@
+//go:build !windows
+
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package nerdtest
+
+import (
+	"github.com/containerd/nerdctl/v2/pkg/testutil/test"
+)
+
+var HyperV = &test.Requirement{
+	Check: func(data test.Data, helpers test.Helpers) (ret bool, mess string) {
+		return false, "HyperV is a windows-only feature"
+	},
+}

pkg/testutil/nerdtest/requirements_windows.go

@@ -0,0 +1,28 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package nerdtest
+
+import (
+	"github.com/containerd/nerdctl/v2/pkg/testutil"
+	"github.com/containerd/nerdctl/v2/pkg/testutil/test"
+)
+
+var HyperV = &test.Requirement{
+	Check: func(data test.Data, helpers test.Helpers) (ret bool, mess string) {
+		return testutil.HyperVSupported(), "HyperV is not enabled, skipping test"
+	},
+}