package legacyevm_test

import (
	"math/big"
	"testing"

	"github.com/stretchr/testify/assert"

	"github.com/jmoiron/sqlx"

	"github.com/smartcontractkit/chainlink-common/pkg/utils/mailbox"

	"github.com/smartcontractkit/chainlink/v2/core/chains/legacyevm"
	"github.com/smartcontractkit/chainlink/v2/core/chains/legacyevm/mocks"
	"github.com/smartcontractkit/chainlink/v2/core/internal/testutils/configtest"
	"github.com/smartcontractkit/chainlink/v2/core/internal/testutils/pgtest"
)

func TestLegacyChains(t *testing.T) {
	legacyevmCfg := configtest.NewGeneralConfig(t, nil)

	c := mocks.NewChain(t)
	c.On("ID").Return(big.NewInt(7))
	m := map[string]legacyevm.Chain{c.ID().String(): c}

	l := legacyevm.NewLegacyChains(m, legacyevmCfg.EVMConfigs())
	assert.NotNil(t, l.ChainNodeConfigs())
	got, err := l.Get(c.ID().String())
	assert.NoError(t, err)
	assert.Equal(t, c, got)
}

func TestChainOpts_Validate(t *testing.T) {
	type fields struct {
		AppConfig legacyevm.AppConfig
		MailMon   *mailbox.Monitor
		DB        *sqlx.DB
	}
	tests := []struct {
		name    string
		fields  fields
		wantErr bool
	}{
		{
			name: "valid",
			fields: fields{
				AppConfig: configtest.NewTestGeneralConfig(t),
				MailMon:   &mailbox.Monitor{},
				DB:        pgtest.NewSqlxDB(t),
			},
		},
		{
			name: "invalid",
			fields: fields{
				AppConfig: nil,
				MailMon:   nil,
				DB:        nil,
			},
			wantErr: true,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			o := legacyevm.ChainOpts{
				AppConfig: tt.fields.AppConfig,
				MailMon:   tt.fields.MailMon,
				DS:        tt.fields.DB,
			}
			if err := o.Validate(); (err != nil) != tt.wantErr {
				t.Errorf("ChainOpts.Validate() error = %v, wantErr %v", err, tt.wantErr)
			}
		})
	}
}