package eventsourcing

import (
	"context"
	"github.com/caos/zitadel/internal/api/authz"
	caos_errs "github.com/caos/zitadel/internal/errors"
	"github.com/caos/zitadel/internal/eventstore/models"
	iam_model "github.com/caos/zitadel/internal/iam/model"
	iam_es_model "github.com/caos/zitadel/internal/iam/repository/eventsourcing/model"
	"github.com/caos/zitadel/internal/org/repository/eventsourcing/model"
	"testing"
)

func TestLoginPolicyAddedAggregate(t *testing.T) {
	type args struct {
		ctx        context.Context
		existing   *model.Org
		new        *iam_es_model.LoginPolicy
		aggCreator *models.AggregateCreator
	}
	type res struct {
		eventLen   int
		eventTypes []models.EventType
		wantErr    bool
		errFunc    func(err error) bool
	}
	tests := []struct {
		name string
		args args
		res  res
	}{
		{
			name: "add login polciy",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
				},
				new: &iam_es_model.LoginPolicy{
					ObjectRoot:            models.ObjectRoot{AggregateID: "AggregateID"},
					AllowUsernamePassword: true,
				},
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicyAdded},
			},
		},
		{
			name: "existing org nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
		{
			name: "login policy config nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   &model.Org{ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"}},
				new:        nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			agg, err := LoginPolicyAddedAggregate(tt.args.aggCreator, tt.args.existing, tt.args.new)(tt.args.ctx)
			if tt.res.wantErr && !tt.res.errFunc(err) || (err != nil && !tt.res.wantErr) {
				t.Errorf("got wrong err: %v ", err)
				return
			}
			if !tt.res.wantErr && len(agg.Events) != tt.res.eventLen {
				t.Errorf("got wrong event len: expected: %v, actual: %v ", tt.res.eventLen, len(agg.Events))
			}
			for i := 0; i < tt.res.eventLen; i++ {
				if !tt.res.wantErr && agg.Events[i].Type != tt.res.eventTypes[i] {
					t.Errorf("got wrong event type: expected: %v, actual: %v ", tt.res.eventTypes[i], agg.Events[i].Type.String())
				}
				if !tt.res.wantErr && agg.Events[i].Data == nil {
					t.Errorf("should have data in event")
				}
			}
		})
	}
}

func TestLoginPolicyChangedAggregate(t *testing.T) {
	type args struct {
		ctx        context.Context
		existing   *model.Org
		new        *iam_es_model.LoginPolicy
		aggCreator *models.AggregateCreator
	}
	type res struct {
		eventLen   int
		eventTypes []models.EventType
		wantErr    bool
		errFunc    func(err error) bool
	}
	tests := []struct {
		name string
		args args
		res  res
	}{
		{
			name: "change login policy",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
					LoginPolicy: &iam_es_model.LoginPolicy{
						ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
					},
				},
				new: &iam_es_model.LoginPolicy{
					ObjectRoot:            models.ObjectRoot{AggregateID: "AggregateID"},
					AllowUsernamePassword: true,
					AllowRegister:         true,
				},
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicyChanged},
			},
		},
		{
			name: "existing org nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
		{
			name: "login policy config nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   &model.Org{ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"}},
				new:        nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			agg, err := LoginPolicyChangedAggregate(tt.args.aggCreator, tt.args.existing, tt.args.new)(tt.args.ctx)
			if tt.res.wantErr && !tt.res.errFunc(err) || (err != nil && !tt.res.wantErr) {
				t.Errorf("got wrong err: %v ", err)
				return
			}
			if !tt.res.wantErr && len(agg.Events) != tt.res.eventLen {
				t.Errorf("got wrong event len: expected: %v, actual: %v ", tt.res.eventLen, len(agg.Events))
			}
			for i := 0; i < tt.res.eventLen; i++ {
				if !tt.res.wantErr && agg.Events[i].Type != tt.res.eventTypes[i] {
					t.Errorf("got wrong event type: expected: %v, actual: %v ", tt.res.eventTypes[i], agg.Events[i].Type.String())
				}
				if !tt.res.wantErr && agg.Events[i].Data == nil {
					t.Errorf("should have data in event")
				}
			}
		})
	}
}

func TestLoginPolicyRemovedAggregate(t *testing.T) {
	type args struct {
		ctx        context.Context
		existing   *model.Org
		aggCreator *models.AggregateCreator
	}
	type res struct {
		eventLen   int
		eventTypes []models.EventType
		wantErr    bool
		errFunc    func(err error) bool
	}
	tests := []struct {
		name string
		args args
		res  res
	}{
		{
			name: "remove login policy",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
					LoginPolicy: &iam_es_model.LoginPolicy{
						ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
					},
				},
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicyRemoved},
			},
		},
		{
			name: "existing org nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			agg, err := LoginPolicyRemovedAggregate(tt.args.aggCreator, tt.args.existing)(tt.args.ctx)
			if tt.res.wantErr && !tt.res.errFunc(err) || (err != nil && !tt.res.wantErr) {
				t.Errorf("got wrong err: %v ", err)
				return
			}
			if !tt.res.wantErr && len(agg.Events) != tt.res.eventLen {
				t.Errorf("got wrong event len: expected: %v, actual: %v ", tt.res.eventLen, len(agg.Events))
			}
			for i := 0; i < tt.res.eventLen; i++ {
				if !tt.res.wantErr && agg.Events[i].Type != tt.res.eventTypes[i] {
					t.Errorf("got wrong event type: expected: %v, actual: %v ", tt.res.eventTypes[i], agg.Events[i].Type.String())
				}
			}
		})
	}
}

func TestLoginPolicyIdpProviderAddedAggregate(t *testing.T) {
	type args struct {
		ctx        context.Context
		existing   *model.Org
		new        *iam_es_model.IDPProvider
		aggCreator *models.AggregateCreator
	}
	type res struct {
		eventLen   int
		eventTypes []models.EventType
		wantErr    bool
		errFunc    func(err error) bool
	}
	tests := []struct {
		name string
		args args
		res  res
	}{
		{
			name: "add idp provider to login policy",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
				},
				new: &iam_es_model.IDPProvider{
					ObjectRoot:  models.ObjectRoot{AggregateID: "AggregateID"},
					Type:        int32(iam_model.IDPProviderTypeSystem),
					IDPConfigID: "IDPConfigID",
				},
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicyIDPProviderAdded},
			},
		},
		{
			name: "existing org nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
		{
			name: "idp config config nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   &model.Org{ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"}},
				new:        nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			agg, err := LoginPolicyIDPProviderAddedAggregate(tt.args.aggCreator, tt.args.existing, tt.args.new, "iamID")(tt.args.ctx)
			if tt.res.wantErr && !tt.res.errFunc(err) || (err != nil && !tt.res.wantErr) {
				t.Errorf("got wrong err: %v ", err)
				return
			}
			if !tt.res.wantErr && len(agg.Events) != tt.res.eventLen {
				t.Errorf("got wrong event len: expected: %v, actual: %v ", tt.res.eventLen, len(agg.Events))
			}
			for i := 0; i < tt.res.eventLen; i++ {
				if !tt.res.wantErr && agg.Events[i].Type != tt.res.eventTypes[i] {
					t.Errorf("got wrong event type: expected: %v, actual: %v ", tt.res.eventTypes[i], agg.Events[i].Type.String())
				}
				if !tt.res.wantErr && agg.Events[i].Data == nil {
					t.Errorf("should have data in event")
				}
			}
		})
	}
}

func TestLoginPolicyIdpProviderRemovedAggregate(t *testing.T) {
	type args struct {
		ctx        context.Context
		existing   *model.Org
		new        *iam_es_model.IDPProviderID
		cascade    bool
		aggCreator *models.AggregateCreator
	}
	type res struct {
		eventLen   int
		eventTypes []models.EventType
		wantErr    bool
		errFunc    func(err error) bool
	}
	tests := []struct {
		name string
		args args
		res  res
	}{
		{
			name: "remove idp provider to login policy",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
					LoginPolicy: &iam_es_model.LoginPolicy{
						AllowUsernamePassword: true,
						IDPProviders: []*iam_es_model.IDPProvider{
							{IDPConfigID: "IDPConfigID", Type: int32(iam_model.IDPProviderTypeSystem)},
						},
					}},
				new: &iam_es_model.IDPProviderID{
					IDPConfigID: "IDPConfigID",
				},
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicyIDPProviderRemoved},
			},
		},
		{
			name: "remove idp provider to login policy cascade",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
					LoginPolicy: &iam_es_model.LoginPolicy{
						AllowUsernamePassword: true,
						IDPProviders: []*iam_es_model.IDPProvider{
							{IDPConfigID: "IDPConfigID", Type: int32(iam_model.IDPProviderTypeSystem)},
						},
					}},
				new: &iam_es_model.IDPProviderID{
					IDPConfigID: "IDPConfigID",
				},
				cascade:    true,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicyIDPProviderCascadeRemoved},
			},
		},
		{
			name: "existing org nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
		{
			name: "idp config config nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   &model.Org{ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"}},
				new:        nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			agg, err := LoginPolicyIDPProviderRemovedAggregate(tt.args.ctx, tt.args.aggCreator, tt.args.existing, tt.args.new, tt.args.cascade)
			if tt.res.wantErr && !tt.res.errFunc(err) || (err != nil && !tt.res.wantErr) {
				t.Errorf("got wrong err: %v ", err)
				return
			}
			if !tt.res.wantErr && len(agg.Events) != tt.res.eventLen {
				t.Errorf("got wrong event len: expected: %v, actual: %v ", tt.res.eventLen, len(agg.Events))
			}
			for i := 0; i < tt.res.eventLen; i++ {
				if !tt.res.wantErr && agg.Events[i].Type != tt.res.eventTypes[i] {
					t.Errorf("got wrong event type: expected: %v, actual: %v ", tt.res.eventTypes[i], agg.Events[i].Type.String())
				}
				if !tt.res.wantErr && agg.Events[i].Data == nil {
					t.Errorf("should have data in event")
				}
			}
		})
	}
}

func TestLoginPolicySecondFactorAddedAggregate(t *testing.T) {
	type args struct {
		ctx        context.Context
		existing   *model.Org
		new        *iam_es_model.MFA
		aggCreator *models.AggregateCreator
	}
	type res struct {
		eventLen   int
		eventTypes []models.EventType
		wantErr    bool
		errFunc    func(err error) bool
	}
	tests := []struct {
		name string
		args args
		res  res
	}{
		{
			name: "add second factor to login policy",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
				},
				new: &iam_es_model.MFA{
					MFAType: int32(iam_model.SecondFactorTypeOTP),
				},
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicySecondFactorAdded},
			},
		},
		{
			name: "existing org nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
		{
			name: "mfa nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   &model.Org{ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"}},
				new:        nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			agg, err := LoginPolicySecondFactorAddedAggregate(tt.args.aggCreator, tt.args.existing, tt.args.new, "iamID")(tt.args.ctx)
			if tt.res.wantErr && !tt.res.errFunc(err) || (err != nil && !tt.res.wantErr) {
				t.Errorf("got wrong err: %v ", err)
				return
			}
			if !tt.res.wantErr && (agg == nil || len(agg.Events) != tt.res.eventLen) {
				t.Errorf("got wrong event len: expected: %v, actual: %v ", tt.res.eventLen, len(agg.Events))
				return
			}
			for i := 0; i < tt.res.eventLen; i++ {
				if !tt.res.wantErr && agg.Events[i].Type != tt.res.eventTypes[i] {
					t.Errorf("got wrong event type: expected: %v, actual: %v ", tt.res.eventTypes[i], agg.Events[i].Type.String())
				}
				if !tt.res.wantErr && agg.Events[i].Data == nil {
					t.Errorf("should have data in event")
				}
			}

		})
	}
}

func TestLoginPolicySecondFactorRemovedAggregate(t *testing.T) {
	type args struct {
		ctx        context.Context
		existing   *model.Org
		new        *iam_es_model.MFA
		aggCreator *models.AggregateCreator
	}
	type res struct {
		eventLen   int
		eventTypes []models.EventType
		wantErr    bool
		errFunc    func(err error) bool
	}
	tests := []struct {
		name string
		args args
		res  res
	}{
		{
			name: "remove second factor from login policy",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
					LoginPolicy: &iam_es_model.LoginPolicy{
						AllowUsernamePassword: true,
						SecondFactors: []int32{
							int32(iam_model.SecondFactorTypeOTP),
						},
					}},
				new: &iam_es_model.MFA{
					MFAType: int32(iam_model.SecondFactorTypeOTP),
				},
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicySecondFactorRemoved},
			},
		},
		{
			name: "existing org nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
		{
			name: "mfa nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   &model.Org{ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"}},
				new:        nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			agg, err := LoginPolicySecondFactorRemovedAggregate(tt.args.aggCreator, tt.args.existing, tt.args.new)(tt.args.ctx)
			if tt.res.wantErr && !tt.res.errFunc(err) || (err != nil && !tt.res.wantErr) {
				t.Errorf("got wrong err: %v ", err)
				return
			}
			if !tt.res.wantErr && len(agg.Events) != tt.res.eventLen {
				t.Errorf("got wrong event len: expected: %v, actual: %v ", tt.res.eventLen, len(agg.Events))
			}
			for i := 0; i < tt.res.eventLen; i++ {
				if !tt.res.wantErr && agg.Events[i].Type != tt.res.eventTypes[i] {
					t.Errorf("got wrong event type: expected: %v, actual: %v ", tt.res.eventTypes[i], agg.Events[i].Type.String())
				}
				if !tt.res.wantErr && agg.Events[i].Data == nil {
					t.Errorf("should have data in event")
				}
			}
		})
	}
}

func TestLoginPolicyMultiFactorAddedAggregate(t *testing.T) {
	type args struct {
		ctx        context.Context
		existing   *model.Org
		new        *iam_es_model.MFA
		aggCreator *models.AggregateCreator
	}
	type res struct {
		eventLen   int
		eventTypes []models.EventType
		wantErr    bool
		errFunc    func(err error) bool
	}
	tests := []struct {
		name string
		args args
		res  res
	}{
		{
			name: "add mfa to login policy",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
				},
				new: &iam_es_model.MFA{
					MFAType: int32(iam_model.MultiFactorTypeU2FWithPIN),
				},
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicyMultiFactorAdded},
			},
		},
		{
			name: "existing org nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
		{
			name: "mfa nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   &model.Org{ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"}},
				new:        nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			agg, err := LoginPolicyMultiFactorAddedAggregate(tt.args.aggCreator, tt.args.existing, tt.args.new, "iamID")(tt.args.ctx)
			if tt.res.wantErr && !tt.res.errFunc(err) || (err != nil && !tt.res.wantErr) {
				t.Errorf("got wrong err: %v ", err)
				return
			}
			if !tt.res.wantErr && (agg == nil || len(agg.Events) != tt.res.eventLen) {
				t.Errorf("got wrong event len: expected: %v, actual: %v ", tt.res.eventLen, len(agg.Events))
				return
			}
			for i := 0; i < tt.res.eventLen; i++ {
				if !tt.res.wantErr && agg.Events[i].Type != tt.res.eventTypes[i] {
					t.Errorf("got wrong event type: expected: %v, actual: %v ", tt.res.eventTypes[i], agg.Events[i].Type.String())
				}
				if !tt.res.wantErr && agg.Events[i].Data == nil {
					t.Errorf("should have data in event")
				}
			}

		})
	}
}

func TestLoginPolicyMultiFactorRemovedAggregate(t *testing.T) {
	type args struct {
		ctx        context.Context
		existing   *model.Org
		new        *iam_es_model.MFA
		aggCreator *models.AggregateCreator
	}
	type res struct {
		eventLen   int
		eventTypes []models.EventType
		wantErr    bool
		errFunc    func(err error) bool
	}
	tests := []struct {
		name string
		args args
		res  res
	}{
		{
			name: "remove mfa from login policy",
			args: args{
				ctx: authz.NewMockContext("orgID", "userID"),
				existing: &model.Org{
					ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"},
					LoginPolicy: &iam_es_model.LoginPolicy{
						AllowUsernamePassword: true,
						MultiFactors: []int32{
							int32(iam_model.MultiFactorTypeU2FWithPIN),
						},
					}},
				new: &iam_es_model.MFA{
					MFAType: int32(iam_model.MultiFactorTypeU2FWithPIN),
				},
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				eventLen:   1,
				eventTypes: []models.EventType{model.LoginPolicyMultiFactorRemoved},
			},
		},
		{
			name: "existing org nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
		{
			name: "mfa nil",
			args: args{
				ctx:        authz.NewMockContext("orgID", "userID"),
				existing:   &model.Org{ObjectRoot: models.ObjectRoot{AggregateID: "AggregateID"}},
				new:        nil,
				aggCreator: models.NewAggregateCreator("Test"),
			},
			res: res{
				wantErr: true,
				errFunc: caos_errs.IsPreconditionFailed,
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			agg, err := LoginPolicyMultiFactorRemovedAggregate(tt.args.aggCreator, tt.args.existing, tt.args.new)(tt.args.ctx)
			if tt.res.wantErr && !tt.res.errFunc(err) || (err != nil && !tt.res.wantErr) {
				t.Errorf("got wrong err: %v ", err)
				return
			}
			if !tt.res.wantErr && len(agg.Events) != tt.res.eventLen {
				t.Errorf("got wrong event len: expected: %v, actual: %v ", tt.res.eventLen, len(agg.Events))
			}
			for i := 0; i < tt.res.eventLen; i++ {
				if !tt.res.wantErr && agg.Events[i].Type != tt.res.eventTypes[i] {
					t.Errorf("got wrong event type: expected: %v, actual: %v ", tt.res.eventTypes[i], agg.Events[i].Type.String())
				}
				if !tt.res.wantErr && agg.Events[i].Data == nil {
					t.Errorf("should have data in event")
				}
			}
		})
	}
}