package test

// Author: Weisen Pan
// Date: 2023-10-24


import (
    batchv1 "k8s.io/api/batch/v1"
    corev1 "k8s.io/api/core/v1"
    "k8s.io/apimachinery/knets_pkg/api/resource"
    metav1 "k8s.io/apimachinery/knets_pkg/apis/meta/v1"
)

// FakeJobOption is a function type used to configure a FakeJob.
type FakeJobOption func(*batchv1.Job)

// MakeFakeJob creates a fake batchv1.Job with the specified parameters and options.
func MakeFakeJob(name, namespace string, completions int32, cpu, memory string, opts ...FakeJobOption) *batchv1.Job {
    res := corev1.ResourceList{}
    if cpu != "" {
        res[corev1.ResourceCPU] = resource.MustParse(cpu)
    }
    if memory != "" {
        res[corev1.ResourceMemory] = resource.MustParse(memory)
    }

    job := &batchv1.Job{
        ObjectMeta: metav1.ObjectMeta{
            Name:      name,
            Namespace: namespace,
        },
        Spec: batchv1.JobSpec{
            Completions: &completions,
            Template: corev1.PodTemplateSpec{
                Spec: corev1.PodSpec{
                    Containers: []corev1.Container{
                        {
                            Name:  "container",
                            Image: "nginx",
                            Resources: corev1.ResourceRequirements{
                                Requests: res,
                            },
                        },
                    },
                },
            },
        },
    }

    for _, opt := range opts {
        opt(job)
    }

    return job
}

// WithJobTolerations sets the tolerations for the Job.
func WithJobTolerations(tolerations []corev1.Toleration) FakeJobOption {
    return func(job *batchv1.Job) {
        job.Spec.Template.Spec.Tolerations = tolerations
    }
}

// WithJobAffinity sets the affinity for the Job.
func WithJobAffinity(affinity *corev1.Affinity) FakeJobOption {
    return func(job *batchv1.Job) {
        job.Spec.Template.Spec.Affinity = affinity
    }
}

// WithJobNodeSelector sets the node selector for the Job.
func WithJobNodeSelector(nodeSelector map[string]string) FakeJobOption {
    return func(job *batchv1.Job) {
        job.Spec.Template.Spec.NodeSelector = nodeSelector
    }
}