Files
ethdo/util/epoch_test.go
2025-02-08 11:46:49 +00:00

122 lines
3.0 KiB
Go

// Copyright © 2023 Weald Technology Trading.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package util_test
import (
"context"
"testing"
"time"
"github.com/attestantio/go-eth2-client/api"
apiv1 "github.com/attestantio/go-eth2-client/api/v1"
"github.com/attestantio/go-eth2-client/mock"
"github.com/attestantio/go-eth2-client/spec/phase0"
"github.com/rs/zerolog"
"github.com/stretchr/testify/require"
standardchaintime "github.com/wealdtech/ethdo/services/chaintime/standard"
"github.com/wealdtech/ethdo/util"
)
func TestParseEpoch(t *testing.T) {
ctx := context.Background()
mockClient, err := mock.New(ctx)
require.NoError(t, err)
// genesis is 1 day ago.
genesisTime := time.Now().AddDate(0, 0, -1)
mockClient.GenesisFunc = func(context.Context, *api.GenesisOpts) (*api.Response[*apiv1.Genesis], error) {
return &api.Response[*apiv1.Genesis]{
Data: &apiv1.Genesis{
GenesisTime: genesisTime,
},
Metadata: make(map[string]any),
}, nil
}
mockClient.SpecFunc = func(context.Context, *api.SpecOpts) (*api.Response[map[string]any], error) {
return &api.Response[map[string]any]{
Data: map[string]any{
"SECONDS_PER_SLOT": time.Second * 12,
"SLOTS_PER_EPOCH": uint64(32),
},
Metadata: make(map[string]any),
}, nil
}
chainTime, err := standardchaintime.New(context.Background(),
standardchaintime.WithLogLevel(zerolog.Disabled),
standardchaintime.WithGenesisProvider(mockClient),
standardchaintime.WithSpecProvider(mockClient),
)
require.NoError(t, err)
tests := []struct {
name string
input string
err string
expected phase0.Epoch
}{
{
name: "Genesis",
input: "0",
expected: 0,
},
{
name: "Invalid",
input: "invalid",
err: `failed to parse epoch: strconv.ParseInt: parsing "invalid": invalid syntax`,
},
{
name: "Absolute",
input: "15",
expected: 15,
},
{
name: "Current",
input: "current",
expected: 225,
},
{
name: "Last",
input: "last",
expected: 224,
},
{
name: "RelativeZero",
input: "-0",
expected: 225,
},
{
name: "Relative",
input: "-5",
expected: 220,
},
{
name: "RelativeFar",
input: "-500",
expected: 0,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
epoch, err := util.ParseEpoch(ctx, chainTime, test.input)
if test.err != "" {
require.EqualError(t, err, test.err)
} else {
require.NoError(t, err)
require.Equal(t, test.expected, epoch)
}
})
}
}