🌱 Add integration test to avoid manager.Start deadlocks

pkg/envtest/server.go

@@ -289,6 +289,9 @@ func (te *Environment) Start() (*rest.Config, error) {
 	}
 
 	log.V(1).Info("installing CRDs")
+	if te.CRDInstallOptions.Scheme == nil {
+		te.CRDInstallOptions.Scheme = te.Scheme
+	}
 	te.CRDInstallOptions.CRDs = mergeCRDs(te.CRDInstallOptions.CRDs, te.CRDs)
 	te.CRDInstallOptions.Paths = mergePaths(te.CRDInstallOptions.Paths, te.CRDDirectoryPaths)
 	te.CRDInstallOptions.ErrorIfPathMissing = te.ErrorIfCRDPathMissing

pkg/manager/internal/integration/api/v1/driver_types.go

@@ -0,0 +1,93 @@
+/*
+Copyright 2023 The Kubernetes 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 v1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+)
+
+// Driver is a test type.
+type Driver struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+}
+
+// DriverList is a list of Drivers.
+type DriverList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []Driver `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&Driver{}, &DriverList{})
+}
+
+// DeepCopyInto deep copies into the given Driver.
+func (d *Driver) DeepCopyInto(out *Driver) {
+	*out = *d
+	out.TypeMeta = d.TypeMeta
+	d.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
+}
+
+// DeepCopy returns a copy of Driver.
+func (d *Driver) DeepCopy() *Driver {
+	if d == nil {
+		return nil
+	}
+	out := new(Driver)
+	d.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject returns a copy of Driver as runtime.Object.
+func (d *Driver) DeepCopyObject() runtime.Object {
+	return d.DeepCopy()
+}
+
+// DeepCopyInto deep copies into the given DriverList.
+func (in *DriverList) DeepCopyInto(out *DriverList) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ListMeta.DeepCopyInto(&out.ListMeta)
+	if in.Items != nil {
+		in, out := &in.Items, &out.Items
+		*out = make([]Driver, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+}
+
+// DeepCopy returns a copy of DriverList.
+func (in *DriverList) DeepCopy() *DriverList {
+	if in == nil {
+		return nil
+	}
+	out := new(DriverList)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject returns a copy of DriverList as runtime.Object.
+func (in *DriverList) DeepCopyObject() runtime.Object {
+	return in.DeepCopy()
+}
+
+// Hub marks Driver as a Hub for conversion.
+func (*Driver) Hub() {}

pkg/manager/internal/integration/api/v1/groupversion_info.go

@@ -0,0 +1,34 @@
+/*
+Copyright 2023 The Kubernetes 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 v1
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+
+	"sigs.k8s.io/controller-runtime/pkg/scheme"
+)
+
+var (
+	// GroupVersion is group version used to register these objects.
+	GroupVersion = schema.GroupVersion{Group: "crew.example.com", Version: "v1"}
+
+	// SchemeBuilder is used to add go types to the GroupVersionKind scheme.
+	SchemeBuilder = &scheme.Builder{GroupVersion: GroupVersion}
+
+	// AddToScheme adds the types in this group-version to the given scheme.
+	AddToScheme = SchemeBuilder.AddToScheme
+)

pkg/manager/internal/integration/api/v2/driver_types.go

@@ -0,0 +1,111 @@
+/*
+Copyright 2023 The Kubernetes 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 v2
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+
+	"sigs.k8s.io/controller-runtime/pkg/conversion"
+	v1 "sigs.k8s.io/controller-runtime/pkg/manager/internal/integration/api/v1"
+)
+
+// Driver is a test type.
+type Driver struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+}
+
+// DriverList is a list of Drivers.
+type DriverList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []Driver `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&Driver{}, &DriverList{})
+}
+
+// DeepCopyInto deep copies into the given Driver.
+func (d *Driver) DeepCopyInto(out *Driver) {
+	*out = *d
+	out.TypeMeta = d.TypeMeta
+	d.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
+}
+
+// DeepCopy returns a copy of Driver.
+func (d *Driver) DeepCopy() *Driver {
+	if d == nil {
+		return nil
+	}
+	out := new(Driver)
+	d.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject returns a copy of Driver as runtime.Object.
+func (d *Driver) DeepCopyObject() runtime.Object {
+	return d.DeepCopy()
+}
+
+// DeepCopyInto deep copies into the given DriverList.
+func (in *DriverList) DeepCopyInto(out *DriverList) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ListMeta.DeepCopyInto(&out.ListMeta)
+	if in.Items != nil {
+		in, out := &in.Items, &out.Items
+		*out = make([]Driver, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+}
+
+// DeepCopy returns a copy of DriverList.
+func (in *DriverList) DeepCopy() *DriverList {
+	if in == nil {
+		return nil
+	}
+	out := new(DriverList)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject returns a copy of DriverList as runtime.Object.
+func (in *DriverList) DeepCopyObject() runtime.Object {
+	return in.DeepCopy()
+}
+
+// ConvertTo converts Driver to the Hub version of driver.
+func (d *Driver) ConvertTo(dstRaw conversion.Hub) error {
+	dst := dstRaw.(*v1.Driver)
+	dst.Name = d.Name
+	dst.Namespace = d.Namespace
+	dst.UID = d.UID
+	return nil
+}
+
+// ConvertFrom converts Driver from the Hub version of driver.
+func (d *Driver) ConvertFrom(srcRaw conversion.Hub) error {
+	src := srcRaw.(*v1.Driver)
+	d.Name = src.Name
+	d.Namespace = src.Namespace
+	d.UID = src.UID
+	return nil
+}

pkg/manager/internal/integration/api/v2/groupversion_info.go

@@ -0,0 +1,34 @@
+/*
+Copyright 2023 The Kubernetes 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 v2
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+
+	"sigs.k8s.io/controller-runtime/pkg/scheme"
+)
+
+var (
+	// GroupVersion is group version used to register these objects.
+	GroupVersion = schema.GroupVersion{Group: "crew.example.com", Version: "v2"}
+
+	// SchemeBuilder is used to add go types to the GroupVersionKind scheme.
+	SchemeBuilder = &scheme.Builder{GroupVersion: GroupVersion}
+
+	// AddToScheme adds the types in this group-version to the given scheme.
+	AddToScheme = SchemeBuilder.AddToScheme
+)

pkg/manager/internal/integration/manager_suite_test.go

@@ -0,0 +1,29 @@
+/*
+Copyright 2023 The Kubernetes 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 integration
+
+import (
+	"testing"
+
+	. "github.com/onsi/ginkgo/v2"
+	. "github.com/onsi/gomega"
+)
+
+func TestManager(t *testing.T) {
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "Manager Integration Suite")
+}