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package interrupt
import (
"errors"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// TestRegisterAndErrorAtCleaning tests if the registered order was kept by checking the returned errors
func TestRegisterAndErrorAtCleaning(t *testing.T) {
handlerCreated = true // this prevents goroutine from being started during the tests
f1 := func() error {
return errors.New("1")
}
f2 := func() error {
return errors.New("2")
}
f3 := func() error {
return nil
}
RegisterCleaner(f1)
RegisterCleaner(f2)
RegisterCleaner(f3)
errl := clean()
require.Len(t, errl, 2)
// cleaners should execute in the reverse order they have been defined
assert.Equal(t, "2", errl[0].Error())
assert.Equal(t, "1", errl[1].Error())
}
func TestRegisterAndClean(t *testing.T) {
handlerCreated = true // this prevents goroutine from being started during the tests
f1 := func() error {
return nil
}
f2 := func() error {
return nil
}
RegisterCleaner(f1)
RegisterCleaner(f2)
errl := clean()
assert.Len(t, errl, 0)
}
func TestCancel(t *testing.T) {
handlerCreated = true // this prevents goroutine from being started during the tests
f1 := func() error {
return errors.New("1")
}
f2 := func() error {
return errors.New("2")
}
cancel1 := RegisterCleaner(f1)
RegisterCleaner(f2)
cancel1()
errl := clean()
require.Len(t, errl, 1)
assert.Equal(t, "2", errl[0].Error())
}
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