/*
Copyright 2020 The Tekton 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_test

import (
	"context"
	"testing"
	"time"

	"github.com/google/go-cmp/cmp"
	"github.com/google/go-cmp/cmp/cmpopts"
	"github.com/tektoncd/pipeline/pkg/apis/config"
	cfgtesting "github.com/tektoncd/pipeline/pkg/apis/config/testing"
	"github.com/tektoncd/pipeline/pkg/apis/pipeline/pod"
	v1 "github.com/tektoncd/pipeline/pkg/apis/pipeline/v1"
	"github.com/tektoncd/pipeline/test/diff"
	corev1 "k8s.io/api/core/v1"
	corev1resources "k8s.io/apimachinery/pkg/api/resource"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"knative.dev/pkg/apis"
	duckv1 "knative.dev/pkg/apis/duck/v1"
)

func TestPipelineRun_Invalid(t *testing.T) {
	tests := []struct {
		name string
		pr   v1.PipelineRun
		want *apis.FieldError
		wc   func(context.Context) context.Context
	}{{
		name: "no pipeline reference",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				TaskRunTemplate: v1.PipelineTaskRunTemplate{
					ServiceAccountName: "foo",
				},
			},
		},
		want: apis.ErrMissingOneOf("spec.pipelineRef", "spec.pipelineSpec"),
	}, {
		name: "invalid pipelinerun metadata",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinerun,name",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
			},
		},
		want: &apis.FieldError{
			Message: `invalid resource name "pipelinerun,name": must be a valid DNS label`,
			Paths:   []string{"metadata.name"},
		},
	}, {
		name: "wrong pipelinerun cancel",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Status: "PipelineRunCancell",
			},
		},
		want: apis.ErrInvalidValue("PipelineRunCancell should be Cancelled, CancelledRunFinally, StoppedRunFinally or PipelineRunPending", "spec.status"),
	}, {
		name: "propagating params with pipelinespec and taskspec params not provided",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineSpec: &v1.PipelineSpec{
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.random-words[*])"},
							}},
						}},
					}},
				},
			},
		},
		want: &apis.FieldError{
			Message: `non-existent variable in "$(params.random-words[*])"`,
			Paths:   []string{"spec.steps[0].args[0]"},
		},
	}, {
		name: "propagating object params with pipelinespec and taskspec params not provided",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				Params: v1.Params{{
					Name: "pipeline-words",
					Value: v1.ParamValue{
						Type:      v1.ParamTypeObject,
						ObjectVal: map[string]string{"hello": "pipeline"},
					},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words.not-hello)"},
							}},
						}},
					}},
				},
			},
		},
		want: &apis.FieldError{
			Message: `non-existent variable in "$(params.pipeline-words.not-hello)"`,
			Paths:   []string{"spec.steps[0].args[0]"},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating object params with pipelinespec and taskspec params not provided",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineSpec: &v1.PipelineSpec{
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Params: []v1.ParamSpec{{
								Name: "pipeline-words",
								Type: v1.ParamTypeObject,
								Properties: map[string]v1.PropertySpec{
									"hello": {Type: v1.ParamTypeString},
								},
								Default: &v1.ParamValue{
									Type:      v1.ParamTypeObject,
									ObjectVal: map[string]string{"hello": "taskspec"},
								},
							}},
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words.not-hello)"},
							}},
						}},
					}},
				},
			},
		},
		want: &apis.FieldError{
			Message: `non-existent variable in "$(params.pipeline-words.not-hello)"`,
			Paths:   []string{"spec.steps[0].args[0]"},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating object params with pipelinespec and taskspec params provided in taskrun",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineSpec: &v1.PipelineSpec{
					Tasks: []v1.PipelineTask{{
						Params: v1.Params{{
							Name: "pipeline-words",
							Value: v1.ParamValue{
								Type:      v1.ParamTypeObject,
								ObjectVal: map[string]string{"hello": "pipeline"},
							},
						}},
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Params: []v1.ParamSpec{{
								Name: "pipeline-words",
								Type: v1.ParamTypeObject,
								Properties: map[string]v1.PropertySpec{
									"hello": {Type: v1.ParamTypeString},
								},
								Default: &v1.ParamValue{
									Type:      v1.ParamTypeObject,
									ObjectVal: map[string]string{"hello": "taskspec"},
								},
							}},
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words.not-hello)"},
							}},
						}},
					}},
				},
			},
		},
		want: &apis.FieldError{
			Message: `non-existent variable in "$(params.pipeline-words.not-hello)"`,
			Paths:   []string{"spec.steps[0].args[0]"},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating params with pipelinespec and taskspec",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinename",
			},
			Spec: v1.PipelineRunSpec{
				Params: v1.Params{{
					Name: "pipeline-words",
					Value: v1.ParamValue{
						Type:     v1.ParamTypeArray,
						ArrayVal: []string{"hello", "pipeline"},
					},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.random-words[*])"},
							}},
						}},
					}},
				},
			},
		},
		want: &apis.FieldError{
			Message: `non-existent variable in "$(params.random-words[*])"`,
			Paths:   []string{"spec.steps[0].args[0]"},
		},
	}, {
		name: "propagating object params with pipelinespec and taskspec",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "objectpipelinename",
			},
			Spec: v1.PipelineRunSpec{
				Params: v1.Params{{
					Name: "pipeline-words",
					Value: v1.ParamValue{
						Type:      v1.ParamTypeObject,
						ObjectVal: map[string]string{"hello": "pipeline"},
					},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Params: []v1.ParamSpec{{
						Name: "pipeline-words",
						Type: v1.ParamTypeObject,
						Properties: map[string]v1.PropertySpec{
							"hello": {Type: v1.ParamTypeString},
						},
						Default: &v1.ParamValue{
							Type:      v1.ParamTypeObject,
							ObjectVal: map[string]string{"hello": "pipelinespec"},
						},
					}},
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						Params: v1.Params{{
							Name: "pipeline-words",
							Value: v1.ParamValue{
								Type:      v1.ParamTypeObject,
								ObjectVal: map[string]string{"hello": "task"},
							},
						}},
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Params: []v1.ParamSpec{{
								Name: "pipeline-words",
								Type: v1.ParamTypeObject,
								Properties: map[string]v1.PropertySpec{
									"hello": {Type: v1.ParamTypeString},
								},
								Default: &v1.ParamValue{
									Type:      v1.ParamTypeObject,
									ObjectVal: map[string]string{"hello": "taskspec"},
								},
							}},
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words.not-hello)"},
							}},
						}},
					}},
				},
			},
		},
		want: &apis.FieldError{
			Message: `non-existent variable in "$(params.pipeline-words.not-hello)"`,
			Paths:   []string{"spec.steps[0].args[0]"},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "pipelinerun pending while running",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinerunname",
			},
			Spec: v1.PipelineRunSpec{
				Status: v1.PipelineRunSpecStatusPending,
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
			},
			Status: v1.PipelineRunStatus{
				PipelineRunStatusFields: v1.PipelineRunStatusFields{
					StartTime: &metav1.Time{Time: time.Now()},
				},
			},
		},
		want: &apis.FieldError{
			Message: "invalid value: PipelineRun cannot be Pending after it is started",
			Paths:   []string{"spec.status"},
		},
	}}

	for _, tc := range tests {
		t.Run(tc.name, func(t *testing.T) {
			ctx := context.Background()
			if tc.wc != nil {
				ctx = tc.wc(ctx)
			}
			err := tc.pr.Validate(ctx)
			if d := cmp.Diff(tc.want.Error(), err.Error()); d != "" {
				t.Error(diff.PrintWantGot(d))
			}
		})
	}
}

func TestPipelineRun_Validate(t *testing.T) {
	tests := []struct {
		name string
		pr   v1.PipelineRun
		wc   func(context.Context) context.Context
	}{{
		name: "normal case",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
			},
		},
	}, {
		name: "no timeout",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
			},
		},
	}, {
		name: "array param with pipelinespec and taskspec",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				Params: v1.Params{{
					Name: "pipeline-words",
					Value: v1.ParamValue{
						Type:     v1.ParamTypeArray,
						ArrayVal: []string{"hello", "pipeline"},
					},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Params: []v1.ParamSpec{{
						Name: "pipeline-words-2",
						Type: v1.ParamTypeArray,
					}},
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						Params: v1.Params{{
							Name: "task-words",
							Value: v1.ParamValue{
								Type:     v1.ParamTypeArray,
								ArrayVal: []string{"$(params.pipeline-words)"},
							},
						}},
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Params: []v1.ParamSpec{{
								Name: "task-words-2",
								Type: v1.ParamTypeArray,
							}},
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words[*])"},
							}, {
								Name:    "echo-2",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words-2[*])"},
							}, {
								Name:    "echo-3",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.task-words[*])"},
							}, {
								Name:    "echo-4",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.task-words-2[*])"},
							}},
						}},
					}},
				},
			},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating params with pipelinespec and taskspec",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				Params: v1.Params{{
					Name: "pipeline-words",
					Value: v1.ParamValue{
						Type:     v1.ParamTypeArray,
						ArrayVal: []string{"hello", "pipeline"},
					},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words[*])"},
							}},
						}},
					}},
				},
			},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating object params with pipelinespec and taskspec",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				Params: v1.Params{{
					Name: "pipeline-words",
					Value: v1.ParamValue{
						Type:      v1.ParamTypeObject,
						ObjectVal: map[string]string{"hello": "pipeline"},
					},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words.hello)"},
							}},
						}},
					}},
				},
			},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating object params no value in params but value in default",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				Params: v1.Params{{
					Name: "pipeline-words",
					Value: v1.ParamValue{
						Type: v1.ParamTypeObject,
					},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Params: []v1.ParamSpec{{
						Name: "pipeline-words",
						Type: v1.ParamTypeObject,
						Properties: map[string]v1.PropertySpec{
							"hello": {Type: v1.ParamTypeString},
						},
						Default: &v1.ParamValue{
							Type:      v1.ParamTypeObject,
							ObjectVal: map[string]string{"hello": "pipelinespec"},
						},
					}},
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words.hello)"},
							}},
						}},
					}},
				},
			},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating object params with some params defined in taskspec only",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				Params: v1.Params{{
					Name: "pipeline-words",
					Value: v1.ParamValue{
						Type:      v1.ParamTypeObject,
						ObjectVal: map[string]string{"hello": "pipeline"},
					},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Params: []v1.ParamSpec{{
								Name: "task-words",
								Type: v1.ParamTypeObject,
								Properties: map[string]v1.PropertySpec{
									"hello": {Type: v1.ParamTypeString},
								},
								Default: &v1.ParamValue{
									Type:      v1.ParamTypeObject,
									ObjectVal: map[string]string{"hello": "taskspec"},
								},
							}},
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(params.pipeline-words.hello)", "$(params.task-words.hello)"},
							}},
						}},
					}},
				},
			},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating workspaces",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				Workspaces: []v1.WorkspaceBinding{{
					Name:     "ws",
					EmptyDir: &corev1.EmptyDirVolumeSource{},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(workspaces.ws.path)"},
							}},
						}},
					}},
					Finally: []v1.PipelineTask{{
						Name: "echoitifinally",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(workspaces.ws.path)"},
							}},
						}},
					}},
				},
			},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating workspaces partially defined",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				Workspaces: []v1.WorkspaceBinding{{
					Name:     "ws",
					EmptyDir: &corev1.EmptyDirVolumeSource{},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Workspaces: []v1.PipelineWorkspaceDeclaration{{
						Name: "ws",
					}},
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(workspaces.ws.path)"},
							}},
						}},
					}},
					Finally: []v1.PipelineTask{{
						Name: "echoitfinally",
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(workspaces.ws.path)"},
							}},
						}},
					}},
				},
			},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "propagating workspaces fully defined",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				Workspaces: []v1.WorkspaceBinding{{
					Name:     "ws",
					EmptyDir: &corev1.EmptyDirVolumeSource{},
				}},
				PipelineSpec: &v1.PipelineSpec{
					Workspaces: []v1.PipelineWorkspaceDeclaration{{
						Name: "ws",
					}},
					Tasks: []v1.PipelineTask{{
						Name: "echoit",
						Workspaces: []v1.WorkspacePipelineTaskBinding{{
							Name:    "ws",
							SubPath: "/foo",
						}},
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Workspaces: []v1.WorkspaceDeclaration{{
								Name: "ws",
							}},
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(workspaces.ws.path)"},
							}},
						}},
					}},
					Finally: []v1.PipelineTask{{
						Name: "echoitfinally",
						Workspaces: []v1.WorkspacePipelineTaskBinding{{
							Name:    "ws",
							SubPath: "/foo",
						}},
						TaskSpec: &v1.EmbeddedTask{TaskSpec: v1.TaskSpec{
							Workspaces: []v1.WorkspaceDeclaration{{
								Name: "ws",
							}},
							Steps: []v1.Step{{
								Name:    "echo",
								Image:   "ubuntu",
								Command: []string{"echo"},
								Args:    []string{"$(workspaces.ws.path)"},
							}},
						}},
					}},
				},
			},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "pipelinerun pending",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinerunname",
			},
			Spec: v1.PipelineRunSpec{
				Status: v1.PipelineRunSpecStatusPending,
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
			},
		},
	}, {
		name: "pipelinerun cancelled",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinerunname",
			},
			Spec: v1.PipelineRunSpec{
				Status: v1.PipelineRunSpecStatusCancelled,
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
			},
		},
	}, {
		name: "pipelinerun gracefully cancelled",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinerunname",
			},
			Spec: v1.PipelineRunSpec{
				Status: v1.PipelineRunSpecStatusCancelledRunFinally,
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
			},
		},
	}, {
		name: "pipelinerun gracefully stopped",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinerunname",
			},
			Spec: v1.PipelineRunSpec{
				Status: v1.PipelineRunSpecStatusStoppedRunFinally,
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
			},
		},
	}, {
		name: "alpha feature: sidecar and step specs",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pr",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{Name: "pr"},
				TaskRunSpecs: []v1.PipelineTaskRunSpec{
					{
						PipelineTaskName: "bar",
						StepSpecs: []v1.TaskRunStepSpec{{
							Name: "task-1",
							ComputeResources: corev1.ResourceRequirements{
								Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("1Gi")},
							}},
						},
						SidecarSpecs: []v1.TaskRunSidecarSpec{{
							Name: "task-1",
							ComputeResources: corev1.ResourceRequirements{
								Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("1Gi")},
							}},
						},
					},
				},
			},
		},
		wc: cfgtesting.EnableAlphaAPIFields,
	}}

	for _, ts := range tests {
		t.Run(ts.name, func(t *testing.T) {
			ctx := context.Background()
			if ts.wc != nil {
				ctx = ts.wc(ctx)
			}
			if err := ts.pr.Validate(ctx); err != nil {
				t.Error(err)
			}
		})
	}
}

func TestPipelineRunSpec_Invalidate(t *testing.T) {
	tests := []struct {
		name        string
		spec        v1.PipelineRunSpec
		wantErr     *apis.FieldError
		withContext func(context.Context) context.Context
	}{{
		name: "PodTemplate contains forbidden env.",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "pr"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{
				{
					PipelineTaskName: "task-1",
					StepSpecs: []v1.TaskRunStepSpec{{
						Name: "task-1",
						ComputeResources: corev1.ResourceRequirements{
							Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("1Gi")},
						}},
					},
					PodTemplate: &pod.PodTemplate{
						Env: []corev1.EnvVar{{
							Name:  "TEST_ENV",
							Value: "false",
						}},
					},
				},
			},
		},
		withContext: EnableForbiddenEnv,
		wantErr:     apis.ErrInvalidValue("PodTemplate cannot update a forbidden env: TEST_ENV", "taskRunSpecs[0].PodTemplate.Env"),
	}, {
		name: "TaskRunTemplate.PodTemplate contains forbidden env",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "foo"},
			TaskRunTemplate: v1.PipelineTaskRunTemplate{
				PodTemplate: &pod.PodTemplate{
					Env: []corev1.EnvVar{{
						Name:  "TEST_ENV",
						Value: "test",
					}},
				},
			},
		},
		withContext: EnableForbiddenEnv,
		wantErr:     apis.ErrInvalidValue("PodTemplate cannot update a forbidden env: TEST_ENV", "taskRunTemplate.PodTemplate.Env"),
	}, {
		name: "pipelineRef and pipelineSpec together",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{
				Name: "pipelinerefname",
			},
			PipelineSpec: &v1.PipelineSpec{
				Tasks: []v1.PipelineTask{{
					Name: "mytask",
					TaskRef: &v1.TaskRef{
						Name: "mytask",
					},
				}}},
		},
		wantErr: apis.ErrMultipleOneOf("pipelineRef", "pipelineSpec"),
	}, {
		name: "pipelineSpec when inline disabled all",
		spec: v1.PipelineRunSpec{
			PipelineSpec: &v1.PipelineSpec{
				Tasks: []v1.PipelineTask{{
					Name: "mytask",
					TaskRef: &v1.TaskRef{
						Name: "mytask",
					},
				}}},
		},
		wantErr: apis.ErrDisallowedFields("pipelineSpec"),
		withContext: func(ctx context.Context) context.Context {
			return config.ToContext(ctx, &config.Config{
				FeatureFlags: &config.FeatureFlags{
					DisableInlineSpec: "taskrun,pipelinerun,pipeline",
				},
			})
		},
	}, {
		name: "pipelineSpec when inline disabled",
		spec: v1.PipelineRunSpec{
			PipelineSpec: &v1.PipelineSpec{
				Tasks: []v1.PipelineTask{{
					Name: "mytask",
					TaskRef: &v1.TaskRef{
						Name: "mytask",
					},
				}}},
		},
		wantErr: apis.ErrDisallowedFields("pipelineSpec"),
		withContext: func(ctx context.Context) context.Context {
			return config.ToContext(ctx, &config.Config{
				FeatureFlags: &config.FeatureFlags{
					DisableInlineSpec: "pipelinerun",
				},
			})
		},
	}, {
		name: "workspaces may only appear once",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{
				Name: "pipelinerefname",
			},
			Workspaces: []v1.WorkspaceBinding{{
				Name:     "ws",
				EmptyDir: &corev1.EmptyDirVolumeSource{},
			}, {
				Name:     "ws",
				EmptyDir: &corev1.EmptyDirVolumeSource{},
			}},
		},
		wantErr: &apis.FieldError{
			Message: `workspace "ws" provided by pipelinerun more than once, at index 0 and 1`,
			Paths:   []string{"workspaces[1].name"},
		},
	}, {
		name: "workspaces must contain a valid volume config",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{
				Name: "pipelinerefname",
			},
			Workspaces: []v1.WorkspaceBinding{{
				Name: "ws",
			}},
		},
		wantErr: &apis.FieldError{
			Message: "expected exactly one, got neither",
			Paths: []string{
				"workspaces[0].configmap",
				"workspaces[0].emptydir",
				"workspaces[0].persistentvolumeclaim",
				"workspaces[0].secret",
				"workspaces[0].volumeclaimtemplate",
			},
		},
	}, {
		name: "duplicate stepSpecs names",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "foo"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{
				{
					PipelineTaskName: "bar",
					StepSpecs: []v1.TaskRunStepSpec{
						{Name: "baz"}, {Name: "baz"},
					},
				},
			},
		},
		wantErr:     apis.ErrMultipleOneOf("taskRunSpecs[0].stepSpecs[1].name"),
		withContext: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "stepSpecs disallowed without beta feature gate",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "foo"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{
				{
					PipelineTaskName: "bar",
					StepSpecs: []v1.TaskRunStepSpec{{
						Name: "task-1",
						ComputeResources: corev1.ResourceRequirements{
							Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("1Gi")},
						}},
					},
				},
			},
		},
		withContext: cfgtesting.EnableStableAPIFields,
		wantErr:     apis.ErrGeneric("stepSpecs requires \"enable-api-fields\" feature gate to be \"alpha\" or \"beta\" but it is \"stable\"").ViaIndex(0).ViaField("taskRunSpecs"),
	}, {
		name: "sidecarSpec disallowed without beta feature gate",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "foo"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{
				{
					PipelineTaskName: "bar",
					SidecarSpecs: []v1.TaskRunSidecarSpec{{
						Name: "task-1",
						ComputeResources: corev1.ResourceRequirements{
							Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("1Gi")},
						}},
					},
				},
			},
		},
		withContext: cfgtesting.EnableStableAPIFields,
		wantErr:     apis.ErrGeneric("sidecarSpecs requires \"enable-api-fields\" feature gate to be \"alpha\" or \"beta\" but it is \"stable\"").ViaIndex(0).ViaField("taskRunSpecs"),
	}, {
		name: "missing stepSpecs name",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "foo"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{
				{
					PipelineTaskName: "bar",
					StepSpecs: []v1.TaskRunStepSpec{{
						ComputeResources: corev1.ResourceRequirements{
							Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("1Gi")},
						}},
					},
				},
			},
		},
		wantErr:     apis.ErrMissingField("taskRunSpecs[0].stepSpecs[0].name"),
		withContext: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "duplicate sidecarSpec names",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "foo"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{
				{
					PipelineTaskName: "bar",
					SidecarSpecs: []v1.TaskRunSidecarSpec{
						{Name: "baz"}, {Name: "baz"},
					},
				},
			},
		},
		wantErr:     apis.ErrMultipleOneOf("taskRunSpecs[0].sidecarSpecs[1].name"),
		withContext: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "missing sidecarSpec name",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "foo"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{
				{
					PipelineTaskName: "bar",
					SidecarSpecs: []v1.TaskRunSidecarSpec{{
						ComputeResources: corev1.ResourceRequirements{
							Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("1Gi")},
						}},
					},
				},
			},
		},
		wantErr:     apis.ErrMissingField("taskRunSpecs[0].sidecarSpecs[0].name"),
		withContext: cfgtesting.EnableAlphaAPIFields,
	}, {
		name: "invalid both step-level (stepSpecs.resources) and task-level (taskRunSpecs.resources) resource requirements configured",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "pipeline"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{
				{
					PipelineTaskName: "pipelineTask",
					StepSpecs: []v1.TaskRunStepSpec{{
						Name: "stepSpecs",
						ComputeResources: corev1.ResourceRequirements{
							Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("1Gi")},
						}},
					},
					ComputeResources: &corev1.ResourceRequirements{
						Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("2Gi")},
					},
				},
			},
		},
		wantErr: apis.ErrMultipleOneOf(
			"taskRunSpecs[0].stepSpecs.resources",
			"taskRunSpecs[0].computeResources",
		),
		withContext: cfgtesting.EnableBetaAPIFields,
	}, {
		name: "computeResources disallowed without beta feature gate",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "foo"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{
				{
					PipelineTaskName: "bar",
					ComputeResources: &corev1.ResourceRequirements{
						Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("2Gi")},
					},
				},
			},
		},
		withContext: cfgtesting.EnableStableAPIFields,
		wantErr:     apis.ErrGeneric("computeResources requires \"enable-api-fields\" feature gate to be \"alpha\" or \"beta\" but it is \"stable\"").ViaIndex(0).ViaField("taskRunSpecs"),
	}}

	for _, ps := range tests {
		t.Run(ps.name, func(t *testing.T) {
			ctx := context.Background()
			if ps.withContext != nil {
				ctx = ps.withContext(ctx)
			}
			err := ps.spec.Validate(ctx)
			if d := cmp.Diff(ps.wantErr.Error(), err.Error()); d != "" {
				t.Error(diff.PrintWantGot(d))
			}
		})
	}
}

func TestPipelineRunSpec_Validate(t *testing.T) {
	tests := []struct {
		name        string
		spec        v1.PipelineRunSpec
		withContext func(context.Context) context.Context
	}{{
		name: "PipelineRun without pipelineRef",
		spec: v1.PipelineRunSpec{
			PipelineSpec: &v1.PipelineSpec{
				Tasks: []v1.PipelineTask{{
					Name: "mytask",
					TaskRef: &v1.TaskRef{
						Name: "mytask",
					},
				}},
			},
		},
	}, {
		name: "valid task-level (taskRunSpecs.resources) resource requirements configured",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "pipeline"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{{
				PipelineTaskName: "pipelineTask",
				StepSpecs: []v1.TaskRunStepSpec{{
					Name: "stepSpecs",
				}},
				ComputeResources: &corev1.ResourceRequirements{
					Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("2Gi")},
				},
			}},
		},
		withContext: cfgtesting.EnableBetaAPIFields,
	}, {
		name: "valid sidecar and task-level (taskRunSpecs.resources) resource requirements configured",
		spec: v1.PipelineRunSpec{
			PipelineRef: &v1.PipelineRef{Name: "pipeline"},
			TaskRunSpecs: []v1.PipelineTaskRunSpec{{
				PipelineTaskName: "pipelineTask",
				StepSpecs: []v1.TaskRunStepSpec{{
					Name: "stepSpecs",
				}},
				ComputeResources: &corev1.ResourceRequirements{
					Requests: corev1.ResourceList{corev1.ResourceMemory: corev1resources.MustParse("2Gi")},
				},
				SidecarSpecs: []v1.TaskRunSidecarSpec{{
					Name: "sidecar",
					ComputeResources: corev1.ResourceRequirements{
						Requests: corev1.ResourceList{
							corev1.ResourceMemory: corev1resources.MustParse("4Gi"),
						},
					},
				}},
			}},
		},
		withContext: cfgtesting.EnableBetaAPIFields,
	}}

	for _, ps := range tests {
		t.Run(ps.name, func(t *testing.T) {
			ctx := context.Background()
			if ps.withContext != nil {
				ctx = ps.withContext(ctx)
			}
			if err := ps.spec.Validate(ctx); err != nil {
				t.Error(err)
			}
		})
	}
}

func TestPipelineRun_InvalidTimeouts(t *testing.T) {
	tests := []struct {
		name string
		pr   v1.PipelineRun
		want *apis.FieldError
	}{{
		name: "negative pipeline timeouts",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: -48 * time.Hour},
				},
			},
		},
		want: apis.ErrInvalidValue("-48h0m0s should be >= 0", "spec.timeouts.pipeline"),
	}, {
		name: "negative pipeline tasks Timeout",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Tasks: &metav1.Duration{Duration: -48 * time.Hour},
				},
			},
		},
		want: apis.ErrInvalidValue("-48h0m0s should be >= 0", "spec.timeouts.tasks"),
	}, {
		name: "negative pipeline finally Timeout",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Finally: &metav1.Duration{Duration: -48 * time.Hour},
				},
			},
		},
		want: apis.ErrInvalidValue("-48h0m0s should be >= 0", "spec.timeouts.finally"),
	}, {
		name: "pipeline tasks Timeout > pipeline Timeout",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: 25 * time.Minute},
					Tasks:    &metav1.Duration{Duration: 1 * time.Hour},
				},
			},
		},
		want: apis.ErrInvalidValue("1h0m0s should be <= pipeline duration", "spec.timeouts.tasks"),
	}, {
		name: "pipeline finally Timeout > pipeline Timeout",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: 25 * time.Minute},
					Finally:  &metav1.Duration{Duration: 1 * time.Hour},
				},
			},
		},
		want: apis.ErrInvalidValue("1h0m0s should be <= pipeline duration", "spec.timeouts.finally"),
	}, {
		name: "pipeline tasks Timeout +  pipeline finally Timeout > pipeline Timeout",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: 50 * time.Minute},
					Tasks:    &metav1.Duration{Duration: 30 * time.Minute},
					Finally:  &metav1.Duration{Duration: 30 * time.Minute},
				},
			},
		},
		want: apis.ErrInvalidValue("30m0s + 30m0s should be <= pipeline duration", "spec.timeouts.finally, spec.timeouts.tasks"),
	}, {
		name: "Tasks timeout = 0 but Pipeline timeout not set",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Tasks: &metav1.Duration{Duration: 0 * time.Minute},
				},
			},
		},
		want: apis.ErrInvalidValue(`0s (no timeout) should be <= default timeout duration`, "spec.timeouts.tasks"),
	}, {
		name: "Tasks timeout = 0 but Pipeline timeout is not 0",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: 10 * time.Minute},
					Tasks:    &metav1.Duration{Duration: 0 * time.Minute},
				},
			},
		},
		want: apis.ErrInvalidValue(`0s (no timeout) should be <= pipeline duration`, "spec.timeouts.tasks"),
	}, {
		name: "Finally timeout = 0 but Pipeline timeout not set",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Finally: &metav1.Duration{Duration: 0 * time.Minute},
				},
			},
		},
		want: apis.ErrInvalidValue(`0s (no timeout) should be <= default timeout duration`, "spec.timeouts.finally"),
	}, {
		name: "Finally timeout = 0 but Pipeline timeout is not 0",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: 10 * time.Minute},
					Finally:  &metav1.Duration{Duration: 0 * time.Minute},
				},
			},
		},
		want: apis.ErrInvalidValue(`0s (no timeout) should be <= pipeline duration`, "spec.timeouts.finally"),
	}}

	for _, tc := range tests {
		t.Run(tc.name, func(t *testing.T) {
			ctx := context.Background()
			err := tc.pr.Validate(ctx)
			if d := cmp.Diff(tc.want.Error(), err.Error()); d != "" {
				t.Error(diff.PrintWantGot(d))
			}
		})
	}
}

func TestPipelineRunWithTimeout_Validate(t *testing.T) {
	tests := []struct {
		name string
		pr   v1.PipelineRun
		wc   func(context.Context) context.Context
	}{{
		name: "no tasksTimeout",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: 0},
					Tasks:    &metav1.Duration{Duration: 0},
					Finally:  &metav1.Duration{Duration: 0},
				},
			},
		},
	}, {
		name: "Timeouts set for all three Task, Finally and Pipeline",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: 1 * time.Hour},
					Tasks:    &metav1.Duration{Duration: 30 * time.Minute},
					Finally:  &metav1.Duration{Duration: 30 * time.Minute},
				},
			},
		},
	}, {
		name: "timeouts.tasks only",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: 0 * time.Hour},
					Tasks:    &metav1.Duration{Duration: 30 * time.Minute},
				},
			},
		},
	}, {
		name: "timeouts.finally only",
		pr: v1.PipelineRun{
			ObjectMeta: metav1.ObjectMeta{
				Name: "pipelinelinename",
			},
			Spec: v1.PipelineRunSpec{
				PipelineRef: &v1.PipelineRef{
					Name: "prname",
				},
				Timeouts: &v1.TimeoutFields{
					Pipeline: &metav1.Duration{Duration: 0 * time.Hour},
					Finally:  &metav1.Duration{Duration: 30 * time.Minute},
				},
			},
		},
	}}

	for _, ts := range tests {
		t.Run(ts.name, func(t *testing.T) {
			ctx := context.Background()
			if ts.wc != nil {
				ctx = ts.wc(ctx)
			}
			if err := ts.pr.Validate(ctx); err != nil {
				t.Error(err)
			}
		})
	}
}

func TestPipelineRunSpecBetaFeatures(t *testing.T) {
	tts := []struct {
		name string
		spec v1.PipelineSpec
	}{{
		name: "pipeline tasks - use of resolver",
		spec: v1.PipelineSpec{
			Tasks: []v1.PipelineTask{{
				Name:    "uses-resolver",
				TaskRef: &v1.TaskRef{ResolverRef: v1.ResolverRef{Resolver: "bar"}},
			}},
		},
	}, {
		name: "pipeline tasks - use of resolver params",
		spec: v1.PipelineSpec{
			Tasks: []v1.PipelineTask{{
				Name:    "uses-resolver-params",
				TaskRef: &v1.TaskRef{ResolverRef: v1.ResolverRef{Resolver: "bar", Params: v1.Params{{}}}},
			}},
		},
	}, {
		name: "finally tasks - use of resolver",
		spec: v1.PipelineSpec{
			Tasks: []v1.PipelineTask{{
				Name:    "valid-pipeline-task",
				TaskRef: &v1.TaskRef{Name: "foo-task"},
			}},
			Finally: []v1.PipelineTask{{
				Name:    "uses-resolver",
				TaskRef: &v1.TaskRef{ResolverRef: v1.ResolverRef{Resolver: "bar"}},
			}},
		},
	}, {
		name: "finally tasks - use of resolver params",
		spec: v1.PipelineSpec{
			Tasks: []v1.PipelineTask{{
				Name:    "valid-pipeline-task",
				TaskRef: &v1.TaskRef{Name: "foo-task"},
			}},
			Finally: []v1.PipelineTask{{
				Name:    "uses-resolver-params",
				TaskRef: &v1.TaskRef{ResolverRef: v1.ResolverRef{Resolver: "bar", Params: v1.Params{{}}}},
			}},
		},
	}}
	for _, tt := range tts {
		t.Run(tt.name, func(t *testing.T) {
			pr := v1.PipelineRun{ObjectMeta: metav1.ObjectMeta{Name: "foo"}, Spec: v1.PipelineRunSpec{
				PipelineSpec: &tt.spec,
			}}
			ctx := cfgtesting.EnableStableAPIFields(context.Background())
			if err := pr.Validate(ctx); err == nil {
				t.Errorf("no error when using beta field when `enable-api-fields` is stable")
			}

			ctx = cfgtesting.EnableBetaAPIFields(context.Background())
			if err := pr.Validate(ctx); err != nil {
				t.Errorf("unexpected error when using beta field: %s", err)
			}
		})
	}
}

func TestPipelineRunSpec_ValidateUpdate(t *testing.T) {
	tests := []struct {
		name                string
		isCreate            bool
		isUpdate            bool
		baselinePipelineRun *v1.PipelineRun
		pipelineRun         *v1.PipelineRun
		expectedError       apis.FieldError
	}{
		{
			name: "is create ctx",
			pipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{},
			},
			isCreate:      true,
			isUpdate:      false,
			expectedError: apis.FieldError{},
		}, {
			name: "is update ctx, no changes",
			baselinePipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Status: "",
				},
			},
			pipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Status: "",
				},
			},
			isCreate:      false,
			isUpdate:      true,
			expectedError: apis.FieldError{},
		}, {
			name:                "is update ctx, baseline is nil, skip validation",
			baselinePipelineRun: nil,
			pipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Timeouts: &v1.TimeoutFields{
						Pipeline: &metav1.Duration{Duration: 1},
					},
				},
			},
			isCreate:      false,
			isUpdate:      true,
			expectedError: apis.FieldError{},
		}, {
			name: "is update ctx, baseline is unknown, status changes from Empty to Cancelled",
			baselinePipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Status: "",
				},
				Status: v1.PipelineRunStatus{
					Status: duckv1.Status{
						Conditions: duckv1.Conditions{
							{Type: apis.ConditionSucceeded, Status: corev1.ConditionUnknown},
						},
					},
				},
			},
			pipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Status: "Cancelled",
				},
			},
			isCreate:      false,
			isUpdate:      true,
			expectedError: apis.FieldError{},
		}, {
			name: "is update ctx, baseline is unknown, timeouts changes",
			baselinePipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Status: "",
					Timeouts: &v1.TimeoutFields{
						Pipeline: &metav1.Duration{Duration: 0},
					},
				},
				Status: v1.PipelineRunStatus{
					Status: duckv1.Status{
						Conditions: duckv1.Conditions{
							{Type: apis.ConditionSucceeded, Status: corev1.ConditionUnknown},
						},
					},
				},
			},
			pipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Timeouts: &v1.TimeoutFields{
						Pipeline: &metav1.Duration{Duration: 1},
					},
				},
			},
			isCreate: false,
			isUpdate: true,
			expectedError: apis.FieldError{
				Message: `invalid value: Once the PipelineRun has started, only status updates are allowed`,
				Paths:   []string{""},
			},
		}, {
			name: "is update ctx, baseline is unknown, status changes from PipelineRunPending to Empty, and timeouts changes",
			baselinePipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Status: "PipelineRunPending",
					Timeouts: &v1.TimeoutFields{
						Pipeline: &metav1.Duration{Duration: 0},
					},
				},
				Status: v1.PipelineRunStatus{
					Status: duckv1.Status{
						Conditions: duckv1.Conditions{
							{Type: apis.ConditionSucceeded, Status: corev1.ConditionUnknown},
						},
					},
				},
			},
			pipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Status: "",
					Timeouts: &v1.TimeoutFields{
						Pipeline: &metav1.Duration{Duration: 1},
					},
				},
			},
			isCreate: false,
			isUpdate: true,
			expectedError: apis.FieldError{
				Message: `invalid value: Once the PipelineRun has started, only status updates are allowed`,
				Paths:   []string{""},
			},
		}, {
			name: "is update ctx, baseline is done, status changes",
			baselinePipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Status: "PipelineRunPending",
				},
				Status: v1.PipelineRunStatus{
					Status: duckv1.Status{
						Conditions: duckv1.Conditions{
							{Type: apis.ConditionSucceeded, Status: corev1.ConditionTrue},
						},
					},
				},
			},
			pipelineRun: &v1.PipelineRun{
				Spec: v1.PipelineRunSpec{
					Status: "TaskRunCancelled",
				},
			},
			isCreate: false,
			isUpdate: true,
			expectedError: apis.FieldError{
				Message: `invalid value: Once the PipelineRun is complete, no updates are allowed`,
				Paths:   []string{""},
			},
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			ctx := config.ToContext(context.Background(), &config.Config{
				FeatureFlags: &config.FeatureFlags{},
				Defaults:     &config.Defaults{},
			})
			if tt.isCreate {
				ctx = apis.WithinCreate(ctx)
			}
			if tt.isUpdate {
				ctx = apis.WithinUpdate(ctx, tt.baselinePipelineRun)
			}
			pr := tt.pipelineRun
			err := pr.Spec.ValidateUpdate(ctx)
			if d := cmp.Diff(tt.expectedError.Error(), err.Error(), cmpopts.IgnoreUnexported(apis.FieldError{})); d != "" {
				t.Errorf("PipelineRunSpec.ValidateUpdate() errors diff %s", diff.PrintWantGot(d))
			}
		})
	}
}
