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pause_internal_test.go
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194 lines (181 loc) · 4.69 KB
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package workflow
import (
"context"
"errors"
"testing"
"time"
"github.com/stretchr/testify/require"
clock_testing "k8s.io/utils/clock/testing"
"github.com/luno/workflow/internal/errorcounter"
)
func Test_maybeAutoPause(t *testing.T) {
ctx := t.Context()
counter := errorcounter.New()
testErr := errors.New("test error")
pauseErr := errors.New("pause error")
processName := "process"
testCases := []struct {
name string
pauseAfterErrCount int
pausesRecord bool
errCount int
expectedErr error
pauseFn func(ctx context.Context) error
}{
{
name: "Default - not configured, no previous errors - does not pause workflow run",
pauseAfterErrCount: 0,
pausesRecord: false,
errCount: 0,
},
{
name: "Default - not configured, has previous errors - does not pause workflow run",
pauseAfterErrCount: 0,
pausesRecord: false,
errCount: 100,
},
{
name: "Pause record that has max retry of 1",
pauseAfterErrCount: 1,
pausesRecord: true,
errCount: 1,
},
{
name: "Do not pause record that has not passed max retry",
pauseAfterErrCount: 3,
pausesRecord: false,
errCount: 1,
},
{
name: "Return error when pause fails",
pauseAfterErrCount: 1,
pausesRecord: false,
errCount: 1,
pauseFn: func(ctx context.Context) error {
return pauseErr
},
expectedErr: pauseErr,
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
r := NewTestingRun[string, testStatus](t, Record{
RunID: "run-id",
}, "test", WithPauseFn(tc.pauseFn))
counter.Clear(testErr, processName, r.RunID)
for range tc.errCount {
counter.Add(testErr, processName, r.RunID)
}
paused, err := maybePause(
ctx,
tc.pauseAfterErrCount,
counter,
testErr,
processName,
r,
&logger{},
)
require.ErrorIs(t, err, tc.expectedErr)
require.Equal(t, tc.pausesRecord, paused)
})
}
}
func Test_retryPausedRecords(t *testing.T) {
t.Run("Golden path", func(t *testing.T) {
ctx := t.Context()
clock := clock_testing.NewFakeClock(time.Now())
var calledUpdate bool
err := autoRetryConsumer(
func(ctx context.Context, runID string) (*Record, error) {
return &Record{
RunState: RunStatePaused,
UpdatedAt: clock.Now().Add(-time.Hour),
}, nil
},
func(ctx context.Context, record *Record) error {
calledUpdate = true
require.Equal(t, RunStateRunning, record.RunState)
return nil
},
clock,
time.Hour,
)(ctx, &Event{})
require.NoError(t, err)
require.True(t, calledUpdate)
})
t.Run("Return non-nil error on lookup", func(t *testing.T) {
ctx := t.Context()
clock := clock_testing.NewFakeClock(time.Now())
testErr := errors.New("test error")
err := autoRetryConsumer(
func(ctx context.Context, runID string) (*Record, error) {
return nil, testErr
},
nil,
clock,
time.Hour,
)(ctx, &Event{})
require.Error(t, testErr, err)
})
t.Run("Return non-nil error from store func", func(t *testing.T) {
ctx := t.Context()
clock := clock_testing.NewFakeClock(time.Now())
testErr := errors.New("test error")
err := autoRetryConsumer(
func(ctx context.Context, runID string) (*Record, error) {
return &Record{
RunState: RunStatePaused,
CreatedAt: clock.Now(),
}, nil
},
func(ctx context.Context, record *Record) error {
return testErr
},
clock,
time.Hour,
)(ctx, &Event{})
require.Error(t, testErr, err)
})
t.Run("Golden path - return nil with no update if before resume time", func(t *testing.T) {
ctx := t.Context()
clock := clock_testing.NewFakeClock(time.Now())
var calledUpdate bool
err := autoRetryConsumer(
func(ctx context.Context, runID string) (*Record, error) {
return &Record{
RunState: RunStatePaused,
UpdatedAt: clock.Now(),
}, nil
},
func(ctx context.Context, record *Record) error {
calledUpdate = true
return nil
},
clock,
time.Hour,
)(ctx, &Event{})
require.NoError(t, err)
require.False(t, calledUpdate)
})
t.Run("Not in paused state", func(t *testing.T) {
ctx := t.Context()
clock := clock_testing.NewFakeClock(time.Now())
var calledUpdate bool
err := autoRetryConsumer(
func(ctx context.Context, runID string) (*Record, error) {
return &Record{
RunState: RunStateCompleted,
UpdatedAt: clock.Now().Add(-time.Hour),
}, nil
},
func(ctx context.Context, record *Record) error {
calledUpdate = true
return nil
},
clock,
time.Hour,
)(ctx, &Event{})
require.NoError(t, err)
require.False(t, calledUpdate)
})
}