test(zfspv): minikube setup for travis

to run integration test cases

Signed-off-by: Pawan <pawan@mayadata.io>

tests/sc/build.go

@@ -0,0 +1,115 @@
+/*
+Copyright 2019 The OpenEBS 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 sc
+
+import (
+	"github.com/openebs/zfs-localpv/pkg/common/errors"
+	storagev1 "k8s.io/api/storage/v1"
+)
+
+// Builder enables building an instance of StorageClass
+type Builder struct {
+	sc   *StorageClass
+	errs []error
+}
+
+// NewBuilder returns new instance of Builder
+func NewBuilder() *Builder {
+	return &Builder{sc: &StorageClass{object: &storagev1.StorageClass{}}}
+}
+
+// WithName sets the Name field of storageclass with provided argument.
+func (b *Builder) WithName(name string) *Builder {
+	if len(name) == 0 {
+		b.errs = append(b.errs, errors.New("failed to build storageclass: missing storageclass name"))
+		return b
+	}
+	b.sc.object.Name = name
+	return b
+}
+
+// WithGenerateName appends a random string after the name
+func (b *Builder) WithGenerateName(name string) *Builder {
+	b.sc.object.GenerateName = name + "-"
+	return b
+}
+
+// WithAnnotations sets the Annotations field of storageclass with provided value.
+func (b *Builder) WithAnnotations(annotations map[string]string) *Builder {
+	if len(annotations) == 0 {
+		b.errs = append(b.errs, errors.New("failed to build storageclass: missing annotations"))
+	}
+	b.sc.object.Annotations = annotations
+	return b
+}
+
+// WithParametersNew resets existing parameters if any with
+// ones that are provided here
+func (b *Builder) WithParametersNew(parameters map[string]string) *Builder {
+	if len(parameters) == 0 {
+		b.errs = append(
+			b.errs,
+			errors.New("failed to build storageclass object: no new parameters"),
+		)
+		return b
+	}
+
+	// copy of original map
+	newparameters := map[string]string{}
+	for key, value := range parameters {
+		newparameters[key] = value
+	}
+
+	// override
+	b.sc.object.Parameters = newparameters
+	return b
+}
+
+// WithProvisioner sets the Provisioner field of storageclass with provided argument.
+func (b *Builder) WithProvisioner(provisioner string) *Builder {
+	if len(provisioner) == 0 {
+		b.errs = append(b.errs, errors.New("failed to build storageclass: missing provisioner name"))
+		return b
+	}
+	b.sc.object.Provisioner = provisioner
+	return b
+}
+
+// WithVolumeExpansion sets the AllowedVolumeExpansion field of storageclass with provided argument.
+func (b *Builder) WithVolumeExpansion(expansionAllowed bool) *Builder {
+	b.sc.object.AllowVolumeExpansion = &expansionAllowed
+	return b
+}
+
+// Build returns the StorageClass API instance
+func (b *Builder) Build() (*storagev1.StorageClass, error) {
+	if len(b.errs) > 0 {
+		return nil, errors.Errorf("%+v", b.errs)
+	}
+	return b.sc.object, nil
+}
+
+// WithVolumeBindingMode sets the volume binding mode of storageclass with
+// provided argument.
+func (b *Builder) WithVolumeBindingMode(bindingMode storagev1.VolumeBindingMode) *Builder {
+	if bindingMode == "" {
+		b.errs = append(b.errs, errors.New("failed to build storageclass: missing volume binding mode"))
+		return b
+	}
+	b.sc.object.VolumeBindingMode = &bindingMode
+	return b
+}