mirror of
https://github.com/kubernetes-sigs/kind.git
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101 lines
2.4 KiB
Go
101 lines
2.4 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package errors
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import (
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"sort"
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"testing"
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"sigs.k8s.io/kind/pkg/internal/assert"
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)
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func TestUntilErrorConcurrent(t *testing.T) {
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t.Parallel()
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t.Run("first to return error", func(t *testing.T) {
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t.Parallel()
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// test that the first function to return an error is returned
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expected := New("first")
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wait := make(chan bool)
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result := UntilErrorConcurrent([]func() error{
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func() error {
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<-wait
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return New("second")
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},
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func() error {
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return expected
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},
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})
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wait <- true
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assert.DeepEqual(t, expected, result)
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})
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t.Run("nil", func(t *testing.T) {
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t.Parallel()
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result := UntilErrorConcurrent([]func() error{
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func() error {
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return nil
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},
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})
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var expected error
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assert.DeepEqual(t, expected, result)
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})
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}
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func TestAggregateConcurrent(t *testing.T) {
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t.Parallel()
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t.Run("all errors returned", func(t *testing.T) {
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t.Parallel()
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// test that the first function to return an error is returned
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first := New("first")
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second := New("second")
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expected := []error{first, second}
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result := AggregateConcurrent([]func() error{
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func() error {
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return second
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},
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func() error {
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return first
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},
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})
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resultErrors := Errors(result)
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// We just want to check if we aggregate all the errors independent of the order
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sort.SliceStable(resultErrors, func(i, j int) bool {
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return resultErrors[i].Error() < resultErrors[j].Error()
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})
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assert.DeepEqual(t, expected, resultErrors)
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})
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t.Run("one error", func(t *testing.T) {
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t.Parallel()
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expected := New("foo")
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result := AggregateConcurrent([]func() error{
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func() error {
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return expected
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},
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})
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assert.DeepEqual(t, expected, result)
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})
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t.Run("nil", func(t *testing.T) {
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t.Parallel()
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result := AggregateConcurrent([]func() error{
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func() error {
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return nil
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},
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})
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var expected error
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assert.DeepEqual(t, expected, result)
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})
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}
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