77d847dbea
It allows specifying duration in blocks and a desired number of handler calls in that period. Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
118 lines
2 KiB
Go
118 lines
2 KiB
Go
package ticker
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import (
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"errors"
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"fmt"
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestFixedTimer_Tick(t *testing.T) {
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tests := [...]struct {
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duration uint64
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times uint64
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err error
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}{
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{
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duration: 20,
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times: 4,
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err: nil,
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},
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{
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duration: 6,
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times: 6,
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err: nil,
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},
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{
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duration: 10,
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times: 6,
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err: nil,
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},
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{
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duration: 5,
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times: 6,
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err: errors.New("impossible to tick 6 times in 5 blocks"),
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},
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}
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for _, test := range tests {
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t.Run(fmt.Sprintf("duration:%d,times:%d", test.duration, test.times), func(t *testing.T) {
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counter := uint64(0)
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timer, err := NewIterationsTicker(test.duration, test.times, func() {
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counter++
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})
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if test.err != nil {
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require.EqualError(t, err, test.err.Error())
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return
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}
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require.NoError(t, err)
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for i := 0; i < int(test.duration); i++ {
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if !timer.Tick() {
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break
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}
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}
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require.Equal(t, false, timer.Tick())
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require.Equal(t, test.times, counter)
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})
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}
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}
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func TestFixedTimer_RareCalls(t *testing.T) {
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tests := [...]struct {
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duration uint64
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times uint64
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firstCall uint64
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period uint64
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}{
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{
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duration: 11,
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times: 6,
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firstCall: 1,
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period: 2,
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},
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{
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duration: 11,
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times: 4,
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firstCall: 2,
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period: 3,
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},
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{
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duration: 20,
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times: 3,
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firstCall: 4,
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period: 7,
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},
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}
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for _, test := range tests {
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t.Run(fmt.Sprintf("duration:%d,times:%d", test.duration, test.times), func(t *testing.T) {
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var counter uint64
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timer, err := NewIterationsTicker(test.duration, test.times, func() {
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counter++
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})
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require.NoError(t, err)
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checked := false
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for i := 1; i <= int(test.duration); i++ {
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if !timer.Tick() {
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break
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}
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if !checked && counter == 1 {
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require.Equal(t, test.firstCall, uint64(i))
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checked = true
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}
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}
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require.Equal(t, false, timer.Tick())
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require.Equal(t, test.times, counter)
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})
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}
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}
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