package api

import (
	"bytes"
	"context"
	"encoding/json"
	"errors"
	"io"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"

	"github.com/stretchr/testify/assert"
	"google.golang.org/protobuf/encoding/protojson"

	"go.step.sm/linkedca"

	"github.com/smallstep/certificates/acme"
	"github.com/smallstep/certificates/authority"
	"github.com/smallstep/certificates/authority/admin"
)

type fakeLinkedCA struct {
	admin.MockDB
}

func (f *fakeLinkedCA) IsLinkedCA() bool {
	return true
}

// testAdminError is an error type that models the expected
// error body returned.
type testAdminError struct {
	Type    string `json:"type"`
	Message string `json:"message"`
	Detail  string `json:"detail"`
}

type testX509Policy struct {
	Allow              *testX509Names `json:"allow,omitempty"`
	Deny               *testX509Names `json:"deny,omitempty"`
	AllowWildcardNames bool           `json:"allow_wildcard_names,omitempty"`
}

type testX509Names struct {
	CommonNames    []string `json:"commonNames,omitempty"`
	DNSDomains     []string `json:"dns,omitempty"`
	IPRanges       []string `json:"ips,omitempty"`
	EmailAddresses []string `json:"emails,omitempty"`
	URIDomains     []string `json:"uris,omitempty"`
}

type testSSHPolicy struct {
	User *testSSHUserPolicy `json:"user,omitempty"`
	Host *testSSHHostPolicy `json:"host,omitempty"`
}

type testSSHHostPolicy struct {
	Allow *testSSHHostNames `json:"allow,omitempty"`
	Deny  *testSSHHostNames `json:"deny,omitempty"`
}

type testSSHHostNames struct {
	DNSDomains []string `json:"dns,omitempty"`
	IPRanges   []string `json:"ips,omitempty"`
	Principals []string `json:"principals,omitempty"`
}

type testSSHUserPolicy struct {
	Allow *testSSHUserNames `json:"allow,omitempty"`
	Deny  *testSSHUserNames `json:"deny,omitempty"`
}

type testSSHUserNames struct {
	EmailAddresses []string `json:"emails,omitempty"`
	Principals     []string `json:"principals,omitempty"`
}

// testPolicyResponse models the Policy API JSON response
type testPolicyResponse struct {
	X509 *testX509Policy `json:"x509,omitempty"`
	SSH  *testSSHPolicy  `json:"ssh,omitempty"`
}

func TestPolicyAdminResponder_GetAuthorityPolicy(t *testing.T) {
	type test struct {
		auth       adminAuthority
		adminDB    admin.DB
		ctx        context.Context
		err        *admin.Error
		response   *testPolicyResponse
		statusCode int
	}
	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/auth.GetAuthorityPolicy-error": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.WrapErrorISE(errors.New("force"), "error retrieving authority policy")
			err.Message = "error retrieving authority policy: force"
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, admin.NewError(admin.ErrorServerInternalType, "force")
					},
				},
				err:        err,
				statusCode: 500,
			}
		},
		"fail/auth.GetAuthorityPolicy-not-found": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotFoundType, "authority policy does not exist")
			err.Message = "authority policy does not exist"
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, admin.NewError(admin.ErrorNotFoundType, "not found")
					},
				},
				err:        err,
				statusCode: 404,
			}
		},
		"ok": func(t *testing.T) test {
			ctx := context.Background()
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns:         []string{"*.local"},
						Ips:         []string{"10.0.0.0/16"},
						Emails:      []string{"@example.com"},
						Uris:        []string{"example.com"},
						CommonNames: []string{"test"},
					},
					Deny: &linkedca.X509Names{
						Dns:         []string{"bad.local"},
						Ips:         []string{"10.0.0.30"},
						Emails:      []string{"bad@example.com"},
						Uris:        []string{"notexample.com"},
						CommonNames: []string{"bad"},
					},
				},
				Ssh: &linkedca.SSHPolicy{
					User: &linkedca.SSHUserPolicy{
						Allow: &linkedca.SSHUserNames{
							Emails:     []string{"@example.com"},
							Principals: []string{"*"},
						},
						Deny: &linkedca.SSHUserNames{
							Emails:     []string{"bad@example.com"},
							Principals: []string{"root"},
						},
					},
					Host: &linkedca.SSHHostPolicy{
						Allow: &linkedca.SSHHostNames{
							Dns:        []string{"*.example.com"},
							Ips:        []string{"10.10.0.0/16"},
							Principals: []string{"good"},
						},
						Deny: &linkedca.SSHHostNames{
							Dns:        []string{"bad@example.com"},
							Ips:        []string{"10.10.0.30"},
							Principals: []string{"bad"},
						},
					},
				},
			}
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return policy, nil
					},
				},
				response: &testPolicyResponse{
					X509: &testX509Policy{
						Allow: &testX509Names{
							DNSDomains:     []string{"*.local"},
							IPRanges:       []string{"10.0.0.0/16"},
							EmailAddresses: []string{"@example.com"},
							URIDomains:     []string{"example.com"},
							CommonNames:    []string{"test"},
						},
						Deny: &testX509Names{
							DNSDomains:     []string{"bad.local"},
							IPRanges:       []string{"10.0.0.30"},
							EmailAddresses: []string{"bad@example.com"},
							URIDomains:     []string{"notexample.com"},
							CommonNames:    []string{"bad"},
						},
					},
					SSH: &testSSHPolicy{
						User: &testSSHUserPolicy{
							Allow: &testSSHUserNames{
								EmailAddresses: []string{"@example.com"},
								Principals:     []string{"*"},
							},
							Deny: &testSSHUserNames{
								EmailAddresses: []string{"bad@example.com"},
								Principals:     []string{"root"},
							},
						},
						Host: &testSSHHostPolicy{
							Allow: &testSSHHostNames{
								DNSDomains: []string{"*.example.com"},
								IPRanges:   []string{"10.10.0.0/16"},
								Principals: []string{"good"},
							},
							Deny: &testSSHHostNames{
								DNSDomains: []string{"bad@example.com"},
								IPRanges:   []string{"10.10.0.30"},
								Principals: []string{"bad"},
							},
						},
					},
				},
				statusCode: 200,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(tc.auth, tc.adminDB, nil)

			req := httptest.NewRequest("GET", "/foo", nil)
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.GetAuthorityPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.Message, ae.Message)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])
				return
			}

			p := &testPolicyResponse{}
			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			assert.NoError(t, json.Unmarshal(body, &p))

			assert.Equal(t, tc.response, p)
		})
	}
}

func TestPolicyAdminResponder_CreateAuthorityPolicy(t *testing.T) {
	type test struct {
		auth       adminAuthority
		adminDB    admin.DB
		body       []byte
		ctx        context.Context
		acmeDB     acme.DB
		err        *admin.Error
		response   *testPolicyResponse
		statusCode int
	}
	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/auth.GetAuthorityPolicy-error": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.WrapErrorISE(errors.New("force"), "error retrieving authority policy")
			err.Message = "error retrieving authority policy: force"
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, admin.NewError(admin.ErrorServerInternalType, "force")
					},
				},
				err:        err,
				statusCode: 500,
			}
		},
		"fail/existing-policy": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorConflictType, "authority already has a policy")
			err.Message = "authority already has a policy"
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return &linkedca.Policy{}, nil
					},
				},
				err:        err,
				statusCode: 409,
			}
		},
		"fail/read.ProtoJSON": func(t *testing.T) test {
			ctx := context.Background()
			adminErr := admin.NewError(admin.ErrorBadRequestType, "proto: syntax error (line 1:2): invalid value ?")
			adminErr.Message = "proto: syntax error (line 1:2): invalid value ?"
			body := []byte("{?}")
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, admin.NewError(admin.ErrorNotFoundType, "not found")
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/CreateAuthorityPolicy-policy-admin-lockout-error": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			ctx := context.Background()
			ctx = linkedca.NewContextWithAdmin(ctx, adm)
			adminErr := admin.NewError(admin.ErrorBadRequestType, "error storing authority policy")
			adminErr.Message = "error storing authority policy: admin lock out"
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, admin.NewError(admin.ErrorNotFoundType, "not found")
					},
					MockCreateAuthorityPolicy: func(ctx context.Context, adm *linkedca.Admin, policy *linkedca.Policy) (*linkedca.Policy, error) {
						return nil, &authority.PolicyError{
							Typ: authority.AdminLockOut,
							Err: errors.New("admin lock out"),
						}
					},
				},
				adminDB: &admin.MockDB{
					MockGetAdmins: func(ctx context.Context) ([]*linkedca.Admin, error) {
						return []*linkedca.Admin{
							adm,
							{
								Subject: "anotherAdmin",
							},
						}, nil
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/CreateAuthorityPolicy-error": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			ctx := context.Background()
			ctx = linkedca.NewContextWithAdmin(ctx, adm)
			adminErr := admin.NewError(admin.ErrorServerInternalType, "error storing authority policy: force")
			adminErr.Message = "error storing authority policy: force"
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, admin.NewError(admin.ErrorNotFoundType, "not found")
					},
					MockCreateAuthorityPolicy: func(ctx context.Context, adm *linkedca.Admin, policy *linkedca.Policy) (*linkedca.Policy, error) {
						return nil, &authority.PolicyError{
							Typ: authority.StoreFailure,
							Err: errors.New("force"),
						}
					},
				},
				adminDB: &admin.MockDB{
					MockGetAdmins: func(ctx context.Context) ([]*linkedca.Admin, error) {
						return []*linkedca.Admin{
							adm,
							{
								Subject: "anotherAdmin",
							},
						}, nil
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 500,
			}
		},
		"ok": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			ctx := context.Background()
			ctx = linkedca.NewContextWithAdmin(ctx, adm)
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, admin.NewError(admin.ErrorNotFoundType, "not found")
					},
					MockCreateAuthorityPolicy: func(ctx context.Context, adm *linkedca.Admin, policy *linkedca.Policy) (*linkedca.Policy, error) {
						return policy, nil
					},
				},
				adminDB: &admin.MockDB{
					MockGetAdmins: func(ctx context.Context) ([]*linkedca.Admin, error) {
						return []*linkedca.Admin{
							adm,
							{
								Subject: "anotherAdmin",
							},
						}, nil
					},
				},
				body: body,
				response: &testPolicyResponse{
					X509: &testX509Policy{
						Allow: &testX509Names{
							DNSDomains: []string{"*.local"},
						},
					},
				},
				statusCode: 201,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(tc.auth, tc.adminDB, tc.acmeDB)

			req := httptest.NewRequest("POST", "/foo", io.NopCloser(bytes.NewBuffer(tc.body)))
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.CreateAuthorityPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])

				// when the error message starts with "proto", we expect it to have
				// a syntax error (in the tests). If the message doesn't start with "proto",
				// we expect a full string match.
				if strings.HasPrefix(tc.err.Message, "proto:") {
					assert.True(t, strings.Contains(ae.Message, "syntax error"))
				} else {
					assert.Equal(t, tc.err.Message, ae.Message)
				}

				return
			}

			p := &testPolicyResponse{}
			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			assert.NoError(t, json.Unmarshal(body, &p))

			assert.Equal(t, tc.response, p)

		})
	}
}

func TestPolicyAdminResponder_UpdateAuthorityPolicy(t *testing.T) {
	type test struct {
		auth       adminAuthority
		adminDB    admin.DB
		body       []byte
		ctx        context.Context
		acmeDB     acme.DB
		err        *admin.Error
		response   *testPolicyResponse
		statusCode int
	}
	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/auth.GetAuthorityPolicy-error": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.WrapErrorISE(errors.New("force"), "error retrieving authority policy")
			err.Message = "error retrieving authority policy: force"
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, admin.NewError(admin.ErrorServerInternalType, "force")
					},
				},
				err:        err,
				statusCode: 500,
			}
		},
		"fail/no-existing-policy": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotFoundType, "authority policy does not exist")
			err.Message = "authority policy does not exist"
			err.Status = http.StatusNotFound
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, nil
					},
				},
				err:        err,
				statusCode: 404,
			}
		},
		"fail/read.ProtoJSON": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			ctx := context.Background()
			adminErr := admin.NewError(admin.ErrorBadRequestType, "proto: syntax error (line 1:2): invalid value ?")
			adminErr.Message = "proto: syntax error (line 1:2): invalid value ?"
			body := []byte("{?}")
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return policy, nil
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/UpdateAuthorityPolicy-policy-admin-lockout-error": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			ctx := context.Background()
			ctx = linkedca.NewContextWithAdmin(ctx, adm)
			adminErr := admin.NewError(admin.ErrorBadRequestType, "error updating authority policy: force")
			adminErr.Message = "error updating authority policy: admin lock out"
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return policy, nil
					},
					MockUpdateAuthorityPolicy: func(ctx context.Context, adm *linkedca.Admin, policy *linkedca.Policy) (*linkedca.Policy, error) {
						return nil, &authority.PolicyError{
							Typ: authority.AdminLockOut,
							Err: errors.New("admin lock out"),
						}
					},
				},
				adminDB: &admin.MockDB{
					MockGetAdmins: func(ctx context.Context) ([]*linkedca.Admin, error) {
						return []*linkedca.Admin{
							adm,
							{
								Subject: "anotherAdmin",
							},
						}, nil
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/UpdateAuthorityPolicy-error": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			ctx := context.Background()
			ctx = linkedca.NewContextWithAdmin(ctx, adm)
			adminErr := admin.NewError(admin.ErrorServerInternalType, "error updating authority policy: force")
			adminErr.Message = "error updating authority policy: force"
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return policy, nil
					},
					MockUpdateAuthorityPolicy: func(ctx context.Context, adm *linkedca.Admin, policy *linkedca.Policy) (*linkedca.Policy, error) {
						return nil, &authority.PolicyError{
							Typ: authority.StoreFailure,
							Err: errors.New("force"),
						}
					},
				},
				adminDB: &admin.MockDB{
					MockGetAdmins: func(ctx context.Context) ([]*linkedca.Admin, error) {
						return []*linkedca.Admin{
							adm,
							{
								Subject: "anotherAdmin",
							},
						}, nil
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 500,
			}
		},
		"ok": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			ctx := context.Background()
			ctx = linkedca.NewContextWithAdmin(ctx, adm)
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return policy, nil
					},
					MockUpdateAuthorityPolicy: func(ctx context.Context, adm *linkedca.Admin, policy *linkedca.Policy) (*linkedca.Policy, error) {
						return policy, nil
					},
				},
				adminDB: &admin.MockDB{
					MockGetAdmins: func(ctx context.Context) ([]*linkedca.Admin, error) {
						return []*linkedca.Admin{
							adm,
							{
								Subject: "anotherAdmin",
							},
						}, nil
					},
				},
				body: body,
				response: &testPolicyResponse{
					X509: &testX509Policy{
						Allow: &testX509Names{
							DNSDomains: []string{"*.local"},
						},
					},
				},
				statusCode: 200,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(tc.auth, tc.adminDB, tc.acmeDB)

			req := httptest.NewRequest("POST", "/foo", io.NopCloser(bytes.NewBuffer(tc.body)))
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.UpdateAuthorityPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])

				// when the error message starts with "proto", we expect it to have
				// a syntax error (in the tests). If the message doesn't start with "proto",
				// we expect a full string match.
				if strings.HasPrefix(tc.err.Message, "proto:") {
					assert.True(t, strings.Contains(ae.Message, "syntax error"))
				} else {
					assert.Equal(t, tc.err.Message, ae.Message)
				}

				return
			}

			p := &testPolicyResponse{}
			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			assert.NoError(t, json.Unmarshal(body, &p))

			assert.Equal(t, tc.response, p)

		})
	}
}

func TestPolicyAdminResponder_DeleteAuthorityPolicy(t *testing.T) {
	type test struct {
		auth       adminAuthority
		adminDB    admin.DB
		body       []byte
		ctx        context.Context
		acmeDB     acme.DB
		err        *admin.Error
		statusCode int
	}

	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/auth.GetAuthorityPolicy-error": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.WrapErrorISE(errors.New("force"), "error retrieving authority policy")
			err.Message = "error retrieving authority policy: force"
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, admin.NewError(admin.ErrorServerInternalType, "force")
					},
				},
				err:        err,
				statusCode: 500,
			}
		},
		"fail/no-existing-policy": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotFoundType, "authority policy does not exist")
			err.Message = "authority policy does not exist"
			err.Status = http.StatusNotFound
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return nil, nil
					},
				},
				err:        err,
				statusCode: 404,
			}
		},
		"fail/auth.RemoveAuthorityPolicy-error": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			ctx := context.Background()
			err := admin.NewErrorISE("error deleting authority policy: force")
			err.Message = "error deleting authority policy: force"
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return policy, nil
					},
					MockRemoveAuthorityPolicy: func(ctx context.Context) error {
						return errors.New("force")
					},
				},
				err:        err,
				statusCode: 500,
			}
		},
		"ok": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			ctx := context.Background()
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockGetAuthorityPolicy: func(ctx context.Context) (*linkedca.Policy, error) {
						return policy, nil
					},
					MockRemoveAuthorityPolicy: func(ctx context.Context) error {
						return nil
					},
				},
				statusCode: 200,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(tc.auth, tc.adminDB, tc.acmeDB)

			req := httptest.NewRequest("POST", "/foo", io.NopCloser(bytes.NewBuffer(tc.body)))
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.DeleteAuthorityPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.Message, ae.Message)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])
				return
			}

			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			res.Body.Close()
			response := DeleteResponse{}
			assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &response))
			assert.Equal(t, "ok", response.Status)
			assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])

		})
	}
}

func TestPolicyAdminResponder_GetProvisionerPolicy(t *testing.T) {
	type test struct {
		auth       adminAuthority
		adminDB    admin.DB
		ctx        context.Context
		acmeDB     acme.DB
		err        *admin.Error
		response   *testPolicyResponse
		statusCode int
	}
	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/prov-no-policy": func(t *testing.T) test {
			prov := &linkedca.Provisioner{}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			err := admin.NewError(admin.ErrorNotFoundType, "provisioner policy does not exist")
			err.Message = "provisioner policy does not exist"
			return test{
				ctx:        ctx,
				err:        err,
				statusCode: 404,
			}
		},
		"ok": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns:         []string{"*.local"},
						Ips:         []string{"10.0.0.0/16"},
						Emails:      []string{"@example.com"},
						Uris:        []string{"example.com"},
						CommonNames: []string{"test"},
					},
					Deny: &linkedca.X509Names{
						Dns:         []string{"bad.local"},
						Ips:         []string{"10.0.0.30"},
						Emails:      []string{"bad@example.com"},
						Uris:        []string{"notexample.com"},
						CommonNames: []string{"bad"},
					},
				},
				Ssh: &linkedca.SSHPolicy{
					User: &linkedca.SSHUserPolicy{
						Allow: &linkedca.SSHUserNames{
							Emails:     []string{"@example.com"},
							Principals: []string{"*"},
						},
						Deny: &linkedca.SSHUserNames{
							Emails:     []string{"bad@example.com"},
							Principals: []string{"root"},
						},
					},
					Host: &linkedca.SSHHostPolicy{
						Allow: &linkedca.SSHHostNames{
							Dns:        []string{"*.example.com"},
							Ips:        []string{"10.10.0.0/16"},
							Principals: []string{"good"},
						},
						Deny: &linkedca.SSHHostNames{
							Dns:        []string{"bad@example.com"},
							Ips:        []string{"10.10.0.30"},
							Principals: []string{"bad"},
						},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			return test{
				ctx: ctx,
				response: &testPolicyResponse{
					X509: &testX509Policy{
						Allow: &testX509Names{
							DNSDomains:     []string{"*.local"},
							IPRanges:       []string{"10.0.0.0/16"},
							EmailAddresses: []string{"@example.com"},
							URIDomains:     []string{"example.com"},
							CommonNames:    []string{"test"},
						},
						Deny: &testX509Names{
							DNSDomains:     []string{"bad.local"},
							IPRanges:       []string{"10.0.0.30"},
							EmailAddresses: []string{"bad@example.com"},
							URIDomains:     []string{"notexample.com"},
							CommonNames:    []string{"bad"},
						},
					},
					SSH: &testSSHPolicy{
						User: &testSSHUserPolicy{
							Allow: &testSSHUserNames{
								EmailAddresses: []string{"@example.com"},
								Principals:     []string{"*"},
							},
							Deny: &testSSHUserNames{
								EmailAddresses: []string{"bad@example.com"},
								Principals:     []string{"root"},
							},
						},
						Host: &testSSHHostPolicy{
							Allow: &testSSHHostNames{
								DNSDomains: []string{"*.example.com"},
								IPRanges:   []string{"10.10.0.0/16"},
								Principals: []string{"good"},
							},
							Deny: &testSSHHostNames{
								DNSDomains: []string{"bad@example.com"},
								IPRanges:   []string{"10.10.0.30"},
								Principals: []string{"bad"},
							},
						},
					},
				},
				statusCode: 200,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(tc.auth, tc.adminDB, tc.acmeDB)

			req := httptest.NewRequest("GET", "/foo", nil)
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.GetProvisionerPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.Message, ae.Message)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])
				return
			}

			p := &testPolicyResponse{}
			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			assert.NoError(t, json.Unmarshal(body, &p))

			assert.Equal(t, tc.response, p)

		})
	}
}

func TestPolicyAdminResponder_CreateProvisionerPolicy(t *testing.T) {
	type test struct {
		auth       adminAuthority
		adminDB    admin.DB
		body       []byte
		ctx        context.Context
		err        *admin.Error
		response   *testPolicyResponse
		statusCode int
	}
	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/existing-policy": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name:   "provName",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			err := admin.NewError(admin.ErrorConflictType, "provisioner provName already has a policy")
			err.Message = "provisioner provName already has a policy"
			return test{
				ctx:        ctx,
				err:        err,
				statusCode: 409,
			}
		},
		"fail/read.ProtoJSON": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			adminErr := admin.NewError(admin.ErrorBadRequestType, "proto: syntax error (line 1:2): invalid value ?")
			adminErr.Message = "proto: syntax error (line 1:2): invalid value ?"
			body := []byte("{?}")
			return test{
				ctx:        ctx,
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/auth.UpdateProvisioner-policy-admin-lockout-error": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			ctx := linkedca.NewContextWithAdmin(context.Background(), adm)
			ctx = linkedca.NewContextWithProvisioner(ctx, prov)
			adminErr := admin.NewError(admin.ErrorBadRequestType, "error creating provisioner policy")
			adminErr.Message = "error creating provisioner policy: admin lock out"
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockUpdateProvisioner: func(ctx context.Context, nu *linkedca.Provisioner) error {
						return &authority.PolicyError{
							Typ: authority.AdminLockOut,
							Err: errors.New("admin lock out"),
						}
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/auth.UpdateProvisioner-error": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			ctx := linkedca.NewContextWithAdmin(context.Background(), adm)
			ctx = linkedca.NewContextWithProvisioner(ctx, prov)
			adminErr := admin.NewError(admin.ErrorServerInternalType, "error creating provisioner policy: force")
			adminErr.Message = "error creating provisioner policy: force"
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockUpdateProvisioner: func(ctx context.Context, nu *linkedca.Provisioner) error {
						return &authority.PolicyError{
							Typ: authority.StoreFailure,
							Err: errors.New("force"),
						}
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 500,
			}
		},
		"ok": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			ctx := linkedca.NewContextWithAdmin(context.Background(), adm)
			ctx = linkedca.NewContextWithProvisioner(ctx, prov)
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockUpdateProvisioner: func(ctx context.Context, nu *linkedca.Provisioner) error {
						return nil
					},
				},
				body: body,
				response: &testPolicyResponse{
					X509: &testX509Policy{
						Allow: &testX509Names{
							DNSDomains: []string{"*.local"},
						},
					},
				},
				statusCode: 201,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(tc.auth, tc.adminDB, nil)

			req := httptest.NewRequest("POST", "/foo", io.NopCloser(bytes.NewBuffer(tc.body)))
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.CreateProvisionerPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])

				// when the error message starts with "proto", we expect it to have
				// a syntax error (in the tests). If the message doesn't start with "proto",
				// we expect a full string match.
				if strings.HasPrefix(tc.err.Message, "proto:") {
					assert.True(t, strings.Contains(ae.Message, "syntax error"))
				} else {
					assert.Equal(t, tc.err.Message, ae.Message)
				}

				return
			}

			p := &testPolicyResponse{}
			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			assert.NoError(t, json.Unmarshal(body, &p))

			assert.Equal(t, tc.response, p)

		})
	}
}

func TestPolicyAdminResponder_UpdateProvisionerPolicy(t *testing.T) {
	type test struct {
		auth       adminAuthority
		body       []byte
		adminDB    admin.DB
		ctx        context.Context
		err        *admin.Error
		response   *testPolicyResponse
		statusCode int
	}
	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/no-existing-policy": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			err := admin.NewError(admin.ErrorNotFoundType, "provisioner policy does not exist")
			err.Message = "provisioner policy does not exist"
			return test{
				ctx:        ctx,
				err:        err,
				statusCode: 404,
			}
		},
		"fail/read.ProtoJSON": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name:   "provName",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			adminErr := admin.NewError(admin.ErrorBadRequestType, "proto: syntax error (line 1:2): invalid value ?")
			adminErr.Message = "proto: syntax error (line 1:2): invalid value ?"
			body := []byte("{?}")
			return test{
				ctx:        ctx,
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/auth.UpdateProvisioner-policy-admin-lockout-error": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name:   "provName",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithAdmin(context.Background(), adm)
			ctx = linkedca.NewContextWithProvisioner(ctx, prov)
			adminErr := admin.NewError(admin.ErrorBadRequestType, "error updating provisioner policy")
			adminErr.Message = "error updating provisioner policy: admin lock out"
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockUpdateProvisioner: func(ctx context.Context, nu *linkedca.Provisioner) error {
						return &authority.PolicyError{
							Typ: authority.AdminLockOut,
							Err: errors.New("admin lock out"),
						}
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/auth.UpdateProvisioner-error": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name:   "provName",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithAdmin(context.Background(), adm)
			ctx = linkedca.NewContextWithProvisioner(ctx, prov)
			adminErr := admin.NewError(admin.ErrorServerInternalType, "error updating provisioner policy: force")
			adminErr.Message = "error updating provisioner policy: force"
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockUpdateProvisioner: func(ctx context.Context, nu *linkedca.Provisioner) error {
						return &authority.PolicyError{
							Typ: authority.StoreFailure,
							Err: errors.New("force"),
						}
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 500,
			}
		},
		"ok": func(t *testing.T) test {
			adm := &linkedca.Admin{
				Subject: "step",
			}
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name:   "provName",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithAdmin(context.Background(), adm)
			ctx = linkedca.NewContextWithProvisioner(ctx, prov)
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockUpdateProvisioner: func(ctx context.Context, nu *linkedca.Provisioner) error {
						return nil
					},
				},
				body: body,
				response: &testPolicyResponse{
					X509: &testX509Policy{
						Allow: &testX509Names{
							DNSDomains: []string{"*.local"},
						},
					},
				},
				statusCode: 200,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(tc.auth, tc.adminDB, nil)

			req := httptest.NewRequest("POST", "/foo", io.NopCloser(bytes.NewBuffer(tc.body)))
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.UpdateProvisionerPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])

				// when the error message starts with "proto", we expect it to have
				// a syntax error (in the tests). If the message doesn't start with "proto",
				// we expect a full string match.
				if strings.HasPrefix(tc.err.Message, "proto:") {
					assert.True(t, strings.Contains(ae.Message, "syntax error"))
				} else {
					assert.Equal(t, tc.err.Message, ae.Message)
				}

				return
			}

			p := &testPolicyResponse{}
			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			assert.NoError(t, json.Unmarshal(body, &p))

			assert.Equal(t, tc.response, p)

		})
	}
}

func TestPolicyAdminResponder_DeleteProvisionerPolicy(t *testing.T) {
	type test struct {
		auth       adminAuthority
		adminDB    admin.DB
		body       []byte
		ctx        context.Context
		acmeDB     acme.DB
		err        *admin.Error
		statusCode int
	}

	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/no-existing-policy": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			err := admin.NewError(admin.ErrorNotFoundType, "provisioner policy does not exist")
			err.Message = "provisioner policy does not exist"
			return test{
				ctx:        ctx,
				err:        err,
				statusCode: 404,
			}
		},
		"fail/auth.UpdateProvisioner-error": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Name:   "provName",
				Policy: &linkedca.Policy{},
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			err := admin.NewErrorISE("error deleting provisioner policy: force")
			err.Message = "error deleting provisioner policy: force"
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockUpdateProvisioner: func(ctx context.Context, nu *linkedca.Provisioner) error {
						return errors.New("force")
					},
				},
				err:        err,
				statusCode: 500,
			}
		},
		"ok": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Name:   "provName",
				Policy: &linkedca.Policy{},
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			return test{
				ctx: ctx,
				auth: &mockAdminAuthority{
					MockUpdateProvisioner: func(ctx context.Context, nu *linkedca.Provisioner) error {
						return nil
					},
				},
				statusCode: 200,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(tc.auth, tc.adminDB, tc.acmeDB)

			req := httptest.NewRequest("POST", "/foo", io.NopCloser(bytes.NewBuffer(tc.body)))
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.DeleteProvisionerPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.Message, ae.Message)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])
				return
			}

			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			res.Body.Close()
			response := DeleteResponse{}
			assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &response))
			assert.Equal(t, "ok", response.Status)
			assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])

		})
	}
}

func TestPolicyAdminResponder_GetACMEAccountPolicy(t *testing.T) {
	type test struct {
		ctx        context.Context
		acmeDB     acme.DB
		adminDB    admin.DB
		err        *admin.Error
		response   *testPolicyResponse
		statusCode int
	}
	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/no-policy": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			eak := &linkedca.EABKey{
				Id: "eakID",
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			err := admin.NewError(admin.ErrorNotFoundType, "ACME EAK policy does not exist")
			err.Message = "ACME EAK policy does not exist"
			return test{
				ctx:        ctx,
				err:        err,
				statusCode: 404,
			}
		},
		"ok": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns:         []string{"*.local"},
						Ips:         []string{"10.0.0.0/16"},
						Emails:      []string{"@example.com"},
						Uris:        []string{"example.com"},
						CommonNames: []string{"test"},
					},
					Deny: &linkedca.X509Names{
						Dns:         []string{"bad.local"},
						Ips:         []string{"10.0.0.30"},
						Emails:      []string{"bad@example.com"},
						Uris:        []string{"notexample.com"},
						CommonNames: []string{"bad"},
					},
				},
				Ssh: &linkedca.SSHPolicy{
					User: &linkedca.SSHUserPolicy{
						Allow: &linkedca.SSHUserNames{
							Emails:     []string{"@example.com"},
							Principals: []string{"*"},
						},
						Deny: &linkedca.SSHUserNames{
							Emails:     []string{"bad@example.com"},
							Principals: []string{"root"},
						},
					},
					Host: &linkedca.SSHHostPolicy{
						Allow: &linkedca.SSHHostNames{
							Dns:        []string{"*.example.com"},
							Ips:        []string{"10.10.0.0/16"},
							Principals: []string{"good"},
						},
						Deny: &linkedca.SSHHostNames{
							Dns:        []string{"bad@example.com"},
							Ips:        []string{"10.10.0.30"},
							Principals: []string{"bad"},
						},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			eak := &linkedca.EABKey{
				Id:     "eakID",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			return test{
				ctx: ctx,
				response: &testPolicyResponse{
					X509: &testX509Policy{
						Allow: &testX509Names{
							DNSDomains:     []string{"*.local"},
							IPRanges:       []string{"10.0.0.0/16"},
							EmailAddresses: []string{"@example.com"},
							URIDomains:     []string{"example.com"},
							CommonNames:    []string{"test"},
						},
						Deny: &testX509Names{
							DNSDomains:     []string{"bad.local"},
							IPRanges:       []string{"10.0.0.30"},
							EmailAddresses: []string{"bad@example.com"},
							URIDomains:     []string{"notexample.com"},
							CommonNames:    []string{"bad"},
						},
					},
					SSH: &testSSHPolicy{
						User: &testSSHUserPolicy{
							Allow: &testSSHUserNames{
								EmailAddresses: []string{"@example.com"},
								Principals:     []string{"*"},
							},
							Deny: &testSSHUserNames{
								EmailAddresses: []string{"bad@example.com"},
								Principals:     []string{"root"},
							},
						},
						Host: &testSSHHostPolicy{
							Allow: &testSSHHostNames{
								DNSDomains: []string{"*.example.com"},
								IPRanges:   []string{"10.10.0.0/16"},
								Principals: []string{"good"},
							},
							Deny: &testSSHHostNames{
								DNSDomains: []string{"bad@example.com"},
								IPRanges:   []string{"10.10.0.30"},
								Principals: []string{"bad"},
							},
						},
					},
				},
				statusCode: 200,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(nil, tc.adminDB, tc.acmeDB)

			req := httptest.NewRequest("GET", "/foo", nil)
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.GetACMEAccountPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.Message, ae.Message)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])
				return
			}

			p := &testPolicyResponse{}
			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			assert.NoError(t, json.Unmarshal(body, &p))

			assert.Equal(t, tc.response, p)

		})
	}
}

func TestPolicyAdminResponder_CreateACMEAccountPolicy(t *testing.T) {
	type test struct {
		acmeDB     acme.DB
		adminDB    admin.DB
		body       []byte
		ctx        context.Context
		err        *admin.Error
		response   *testPolicyResponse
		statusCode int
	}
	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/existing-policy": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			eak := &linkedca.EABKey{
				Id:     "eakID",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			err := admin.NewError(admin.ErrorConflictType, "ACME EAK eakID already has a policy")
			err.Message = "ACME EAK eakID already has a policy"
			return test{
				ctx:        ctx,
				err:        err,
				statusCode: 409,
			}
		},
		"fail/read.ProtoJSON": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			eak := &linkedca.EABKey{
				Id: "eakID",
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			adminErr := admin.NewError(admin.ErrorBadRequestType, "proto: syntax error (line 1:2): invalid value ?")
			adminErr.Message = "proto: syntax error (line 1:2): invalid value ?"
			body := []byte("{?}")
			return test{
				ctx:        ctx,
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/acmeDB.UpdateExternalAccountKey-error": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Id:   "provID",
				Name: "provName",
			}
			eak := &linkedca.EABKey{
				Id: "eakID",
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			adminErr := admin.NewError(admin.ErrorServerInternalType, "error creating ACME EAK policy")
			adminErr.Message = "error creating ACME EAK policy: force"
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				acmeDB: &acme.MockDB{
					MockUpdateExternalAccountKey: func(ctx context.Context, provisionerID string, eak *acme.ExternalAccountKey) error {
						assert.Equal(t, "provID", provisionerID)
						assert.Equal(t, "eakID", eak.ID)
						return errors.New("force")
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 500,
			}
		},
		"ok": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Id:   "provID",
				Name: "provName",
			}
			eak := &linkedca.EABKey{
				Id: "eakID",
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				acmeDB: &acme.MockDB{
					MockUpdateExternalAccountKey: func(ctx context.Context, provisionerID string, eak *acme.ExternalAccountKey) error {
						assert.Equal(t, "provID", provisionerID)
						assert.Equal(t, "eakID", eak.ID)
						return nil
					},
				},
				body: body,
				response: &testPolicyResponse{
					X509: &testX509Policy{
						Allow: &testX509Names{
							DNSDomains: []string{"*.local"},
						},
					},
				},
				statusCode: 201,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(nil, tc.adminDB, tc.acmeDB)

			req := httptest.NewRequest("POST", "/foo", io.NopCloser(bytes.NewBuffer(tc.body)))
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.CreateACMEAccountPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])

				// when the error message starts with "proto", we expect it to have
				// a syntax error (in the tests). If the message doesn't start with "proto",
				// we expect a full string match.
				if strings.HasPrefix(tc.err.Message, "proto:") {
					assert.True(t, strings.Contains(ae.Message, "syntax error"))
				} else {
					assert.Equal(t, tc.err.Message, ae.Message)
				}

				return
			}

			p := &testPolicyResponse{}
			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			assert.NoError(t, json.Unmarshal(body, &p))

			assert.Equal(t, tc.response, p)

		})
	}
}

func TestPolicyAdminResponder_UpdateACMEAccountPolicy(t *testing.T) {
	type test struct {
		acmeDB     acme.DB
		adminDB    admin.DB
		body       []byte
		ctx        context.Context
		err        *admin.Error
		response   *testPolicyResponse
		statusCode int
	}
	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/no-existing-policy": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			eak := &linkedca.EABKey{
				Id: "eakID",
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			err := admin.NewError(admin.ErrorNotFoundType, "ACME EAK policy does not exist")
			err.Message = "ACME EAK policy does not exist"
			return test{
				ctx:        ctx,
				err:        err,
				statusCode: 404,
			}
		},
		"fail/read.ProtoJSON": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			eak := &linkedca.EABKey{
				Id:     "eakID",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			adminErr := admin.NewError(admin.ErrorBadRequestType, "proto: syntax error (line 1:2): invalid value ?")
			adminErr.Message = "proto: syntax error (line 1:2): invalid value ?"
			body := []byte("{?}")
			return test{
				ctx:        ctx,
				body:       body,
				err:        adminErr,
				statusCode: 400,
			}
		},
		"fail/acmeDB.UpdateExternalAccountKey-error": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
				Id:   "provID",
			}
			eak := &linkedca.EABKey{
				Id:     "eakID",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			adminErr := admin.NewError(admin.ErrorServerInternalType, "error updating ACME EAK policy: force")
			adminErr.Message = "error updating ACME EAK policy: force"
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				acmeDB: &acme.MockDB{
					MockUpdateExternalAccountKey: func(ctx context.Context, provisionerID string, eak *acme.ExternalAccountKey) error {
						assert.Equal(t, "provID", provisionerID)
						assert.Equal(t, "eakID", eak.ID)
						return errors.New("force")
					},
				},
				body:       body,
				err:        adminErr,
				statusCode: 500,
			}
		},
		"ok": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
				Id:   "provID",
			}
			eak := &linkedca.EABKey{
				Id:     "eakID",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			body, err := protojson.Marshal(policy)
			assert.NoError(t, err)
			return test{
				ctx: ctx,
				acmeDB: &acme.MockDB{
					MockUpdateExternalAccountKey: func(ctx context.Context, provisionerID string, eak *acme.ExternalAccountKey) error {
						assert.Equal(t, "provID", provisionerID)
						assert.Equal(t, "eakID", eak.ID)
						return nil
					},
				},
				body: body,
				response: &testPolicyResponse{
					X509: &testX509Policy{
						Allow: &testX509Names{
							DNSDomains: []string{"*.local"},
						},
					},
				},
				statusCode: 200,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(nil, tc.adminDB, tc.acmeDB)

			req := httptest.NewRequest("POST", "/foo", io.NopCloser(bytes.NewBuffer(tc.body)))
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.UpdateACMEAccountPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])

				// when the error message starts with "proto", we expect it to have
				// a syntax error (in the tests). If the message doesn't start with "proto",
				// we expect a full string match.
				if strings.HasPrefix(tc.err.Message, "proto:") {
					assert.True(t, strings.Contains(ae.Message, "syntax error"))
				} else {
					assert.Equal(t, tc.err.Message, ae.Message)
				}

				return
			}

			p := &testPolicyResponse{}
			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			assert.NoError(t, json.Unmarshal(body, &p))

			assert.Equal(t, tc.response, p)

		})
	}
}

func TestPolicyAdminResponder_DeleteACMEAccountPolicy(t *testing.T) {
	type test struct {
		body       []byte
		adminDB    admin.DB
		ctx        context.Context
		acmeDB     acme.DB
		err        *admin.Error
		statusCode int
	}

	var tests = map[string]func(t *testing.T) test{
		"fail/linkedca": func(t *testing.T) test {
			ctx := context.Background()
			err := admin.NewError(admin.ErrorNotImplementedType, "policy operations not yet supported in linked deployments")
			err.Message = "policy operations not yet supported in linked deployments"
			return test{
				ctx:        ctx,
				adminDB:    &fakeLinkedCA{},
				err:        err,
				statusCode: 501,
			}
		},
		"fail/no-existing-policy": func(t *testing.T) test {
			prov := &linkedca.Provisioner{
				Name: "provName",
			}
			eak := &linkedca.EABKey{
				Id: "eakID",
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			err := admin.NewError(admin.ErrorNotFoundType, "ACME EAK policy does not exist")
			err.Message = "ACME EAK policy does not exist"
			return test{
				ctx:        ctx,
				err:        err,
				statusCode: 404,
			}
		},
		"fail/acmeDB.UpdateExternalAccountKey-error": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
				Id:   "provID",
			}
			eak := &linkedca.EABKey{
				Id:     "eakID",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			err := admin.NewErrorISE("error deleting ACME EAK policy: force")
			err.Message = "error deleting ACME EAK policy: force"
			return test{
				ctx: ctx,
				acmeDB: &acme.MockDB{
					MockUpdateExternalAccountKey: func(ctx context.Context, provisionerID string, eak *acme.ExternalAccountKey) error {
						assert.Equal(t, "provID", provisionerID)
						assert.Equal(t, "eakID", eak.ID)
						return errors.New("force")
					},
				},
				err:        err,
				statusCode: 500,
			}
		},
		"ok": func(t *testing.T) test {
			policy := &linkedca.Policy{
				X509: &linkedca.X509Policy{
					Allow: &linkedca.X509Names{
						Dns: []string{"*.local"},
					},
				},
			}
			prov := &linkedca.Provisioner{
				Name: "provName",
				Id:   "provID",
			}
			eak := &linkedca.EABKey{
				Id:     "eakID",
				Policy: policy,
			}
			ctx := linkedca.NewContextWithProvisioner(context.Background(), prov)
			ctx = linkedca.NewContextWithExternalAccountKey(ctx, eak)
			return test{
				ctx: ctx,
				acmeDB: &acme.MockDB{
					MockUpdateExternalAccountKey: func(ctx context.Context, provisionerID string, eak *acme.ExternalAccountKey) error {
						assert.Equal(t, "provID", provisionerID)
						assert.Equal(t, "eakID", eak.ID)
						return nil
					},
				},
				statusCode: 200,
			}
		},
	}
	for name, prep := range tests {
		tc := prep(t)
		t.Run(name, func(t *testing.T) {

			par := NewPolicyAdminResponder(nil, tc.adminDB, tc.acmeDB)

			req := httptest.NewRequest("POST", "/foo", io.NopCloser(bytes.NewBuffer(tc.body)))
			req = req.WithContext(tc.ctx)
			w := httptest.NewRecorder()

			par.DeleteACMEAccountPolicy(w, req)
			res := w.Result()

			assert.Equal(t, tc.statusCode, res.StatusCode)

			if res.StatusCode >= 400 {

				body, err := io.ReadAll(res.Body)
				res.Body.Close()
				assert.NoError(t, err)

				ae := testAdminError{}
				assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))

				assert.Equal(t, tc.err.Type, ae.Type)
				assert.Equal(t, tc.err.Message, ae.Message)
				assert.Equal(t, tc.err.StatusCode(), res.StatusCode)
				assert.Equal(t, tc.err.Detail, ae.Detail)
				assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])
				return
			}

			body, err := io.ReadAll(res.Body)
			assert.NoError(t, err)
			res.Body.Close()
			response := DeleteResponse{}
			assert.NoError(t, json.Unmarshal(bytes.TrimSpace(body), &response))
			assert.Equal(t, "ok", response.Status)
			assert.Equal(t, []string{"application/json"}, res.Header["Content-Type"])

		})
	}
}

func Test_isBadRequest(t *testing.T) {
	tests := []struct {
		name string
		err  error
		want bool
	}{
		{
			name: "nil",
			err:  nil,
			want: false,
		},
		{
			name: "no-policy-error",
			err:  errors.New("some error"),
			want: false,
		},
		{
			name: "no-bad-request",
			err: &authority.PolicyError{
				Typ: authority.InternalFailure,
				Err: errors.New("error"),
			},
			want: false,
		},
		{
			name: "bad-request",
			err: &authority.PolicyError{
				Typ: authority.AdminLockOut,
				Err: errors.New("admin lock out"),
			},
			want: true,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if got := isBadRequest(tt.err); got != tt.want {
				t.Errorf("isBadRequest() = %v, want %v", got, tt.want)
			}
		})
	}
}