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Add unit tests for TaintsFromSDK function
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Signed-off-by: nueavv <[email protected]>
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nueavv committed Sep 30, 2024
1 parent 902936a commit bbd96d8
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Showing 2 changed files with 209 additions and 1 deletion.
3 changes: 2 additions & 1 deletion go.mod
Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@ require (
github.com/sirupsen/logrus v1.9.3
github.com/spf13/cobra v1.8.0
github.com/spf13/pflag v1.0.6-0.20210604193023-d5e0c0615ace
github.com/stretchr/testify v1.9.0
github.com/zgalor/weberr v0.6.0
golang.org/x/crypto v0.22.0
golang.org/x/text v0.14.0
Expand Down Expand Up @@ -169,6 +170,7 @@ require (
github.com/pelletier/go-toml v1.9.5 // indirect
github.com/pelletier/go-toml/v2 v2.1.0 // indirect
github.com/peterbourgon/diskv v2.0.1+incompatible // indirect
github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
github.com/prometheus/client_model v0.6.1 // indirect
github.com/prometheus/common v0.52.2 // indirect
github.com/prometheus/procfs v0.13.0 // indirect
Expand All @@ -185,7 +187,6 @@ require (
github.com/spf13/cast v1.6.0 // indirect
github.com/spf13/viper v1.18.2 // indirect
github.com/stoewer/go-strcase v1.2.0 // indirect
github.com/stretchr/testify v1.9.0 // indirect
github.com/subosito/gotenv v1.6.0 // indirect
github.com/valyala/fastjson v1.6.4 // indirect
github.com/vincent-petithory/dataurl v1.0.0 // indirect
Expand Down
207 changes: 207 additions & 0 deletions pkg/cloud/converters/eks_test.go
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@@ -0,0 +1,207 @@
/*
Copyright 2020 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package converters

import (
"testing"

"github.com/aws/aws-sdk-go/service/eks"
"github.com/stretchr/testify/assert"

expinfrav1 "sigs.k8s.io/cluster-api-provider-aws/v2/exp/api/v1beta2"
)

func TestTaintsFromSDK(t *testing.T) {
tests := []struct {
name string
input []*eks.Taint
expected expinfrav1.Taints
expectErr bool
}{
{
name: "Single taint conversion",
input: []*eks.Taint{
{
Key: awsString("key1"),
Value: awsString("value1"),
Effect: awsString(eks.TaintEffectNoSchedule),
},
},
expected: expinfrav1.Taints{
{
Key: "key1",
Value: "value1",
Effect: expinfrav1.TaintEffectNoSchedule,
},
},
expectErr: false,
},
{
name: "Multiple taints conversion",
input: []*eks.Taint{
{
Key: awsString("key1"),
Value: awsString("value1"),
Effect: awsString(eks.TaintEffectNoExecute),
},
{
Key: awsString("key2"),
Value: awsString("value2"),
Effect: awsString(eks.TaintEffectPreferNoSchedule),
},
},
expected: expinfrav1.Taints{
{
Key: "key1",
Value: "value1",
Effect: expinfrav1.TaintEffectNoExecute,
},
{
Key: "key2",
Value: "value2",
Effect: expinfrav1.TaintEffectPreferNoSchedule,
},
},
expectErr: false,
},
{
name: "Unknown taint effect",
input: []*eks.Taint{
{
Key: awsString("key1"),
Value: awsString("value1"),
Effect: awsString("UnknownEffect"),
},
},
expected: nil,
expectErr: true,
},
{
name: "Nil taint value",
input: []*eks.Taint{
{
Key: awsString("key1"),
Value: nil,
Effect: awsString(eks.TaintEffectNoSchedule),
},
},
expected: expinfrav1.Taints{
{
Key: "key1",
Value: "",
Effect: expinfrav1.TaintEffectNoSchedule,
},
},
expectErr: false,
},
{
name: "Empty input slice",
input: []*eks.Taint{},
expected: expinfrav1.Taints{},
expectErr: false,
},
{
name: "Nil input",
input: nil,
expected: expinfrav1.Taints{},
expectErr: false,
},
{
name: "Mixed valid and invalid taints",
input: []*eks.Taint{
{
Key: awsString("key1"),
Value: awsString("value1"),
Effect: awsString(eks.TaintEffectNoExecute),
},
{
Key: awsString("key2"),
Value: awsString("value2"),
Effect: awsString("InvalidEffect"),
},
},
expected: nil,
expectErr: true,
},
{
name: "Missing effect",
input: []*eks.Taint{
{
Key: awsString("key1"),
Value: awsString("value1"),
// Effect is nil
},
},
expected: nil,
expectErr: true,
},
{
name: "Empty key",
input: []*eks.Taint{
{
Key: awsString(""),
Value: awsString("value1"),
Effect: awsString(eks.TaintEffectNoSchedule),
},
},
expected: expinfrav1.Taints{
{
Key: "",
Value: "value1",
Effect: expinfrav1.TaintEffectNoSchedule,
},
},
expectErr: false,
},
{
name: "Empty value",
input: []*eks.Taint{
{
Key: awsString("key1"),
Value: awsString(""),
Effect: awsString(eks.TaintEffectNoSchedule),
},
},
expected: expinfrav1.Taints{
{
Key: "key1",
Value: "",
Effect: expinfrav1.TaintEffectNoSchedule,
},
},
expectErr: false,
},
}

for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result, err := TaintsFromSDK(tt.input)
if tt.expectErr {
assert.Error(t, err)
assert.Nil(t, result, "Expected result to be nil on error")
} else {
assert.NoError(t, err)
assert.Equal(t, tt.expected, result, "Converted taints do not match expected")
}
})
}
}

// Helper function to create AWS String pointers
func awsString(value string) *string {
return &value
}

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