126 lines
3.4 KiB
Go
126 lines
3.4 KiB
Go
/*
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Copyright 2016 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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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestCombine(t *testing.T) {
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cloudProviderErr := NewAutoscalerError(CloudProviderError, "provider error")
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internalErr := NewAutoscalerError(InternalError, "internal error")
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testCases := []struct {
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desc string
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errors []AutoscalerError
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expectedErr AutoscalerError
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}{
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{
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desc: "no errors",
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errors: []AutoscalerError{},
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expectedErr: nil,
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},
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{
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desc: "single error",
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errors: []AutoscalerError{internalErr},
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expectedErr: internalErr,
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},
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{
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desc: "two duplicated errors",
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errors: []AutoscalerError{
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internalErr,
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internalErr,
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},
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expectedErr: internalErr,
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},
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{
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desc: "two different errors",
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errors: []AutoscalerError{
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cloudProviderErr,
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internalErr,
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},
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expectedErr: NewAutoscalerError(
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CloudProviderError,
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"provider error ...and other errors: [\"[internalError] internal error\"]",
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),
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},
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{
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desc: "two different errors - reverse alphabetical order",
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errors: []AutoscalerError{
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internalErr,
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cloudProviderErr,
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},
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expectedErr: NewAutoscalerError(
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CloudProviderError,
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"provider error ...and other errors: [\"[internalError] internal error\"]",
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),
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},
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{
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desc: "errors with the same type and different messages",
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errors: []AutoscalerError{
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NewAutoscalerError(InternalError, "A"),
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NewAutoscalerError(InternalError, "B"),
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NewAutoscalerError(InternalError, "C"),
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},
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expectedErr: NewAutoscalerError(
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InternalError,
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"A ...and other errors: [\"B\", \"C\"]"),
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},
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{
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desc: "errors with the same type and some duplicated messages",
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errors: []AutoscalerError{
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NewAutoscalerError(InternalError, "A"),
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NewAutoscalerError(InternalError, "B"),
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NewAutoscalerError(InternalError, "A"),
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},
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expectedErr: NewAutoscalerError(
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InternalError,
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"A ...and other errors: [\"B\"]"),
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},
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{
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desc: "some duplicated errors",
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errors: []AutoscalerError{
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NewAutoscalerError(CloudProviderError, "A"),
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NewAutoscalerError(CloudProviderError, "A"),
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NewAutoscalerError(CloudProviderError, "B"),
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NewAutoscalerError(InternalError, "A"),
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},
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expectedErr: NewAutoscalerError(
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CloudProviderError,
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"A ...and other errors: [\"[cloudProviderError] B\", \"[internalError] A\"]"),
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},
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{
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desc: "different errors with quotes in messages",
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errors: []AutoscalerError{
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NewAutoscalerError(InternalError, "\"first\""),
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NewAutoscalerError(InternalError, "\"second\""),
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},
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expectedErr: NewAutoscalerError(
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InternalError,
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"\"first\" ...and other errors: [\"\\\"second\\\"\"]"),
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},
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}
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for _, testCase := range testCases {
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t.Run(testCase.desc, func(t *testing.T) {
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combinedErr := Combine(testCase.errors)
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assert.Equal(t, testCase.expectedErr, combinedErr)
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})
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}
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}
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