fix(addons): add configuration to IsEqual cmp

	* add ResolveConflicts to cmp too

	* add tests

pkg/eks/addons/types.go

@@ -36,7 +36,7 @@ type EKSAddon struct {
 
 // IsEqual determines if 2 EKSAddon are equal.
 func (e *EKSAddon) IsEqual(other *EKSAddon, includeTags bool) bool {
-	//NOTE: we don't compare the ARN as thats only for existing addons
+	//NOTE: we do not compare the ARN as that is only for existing addons
 	if e == other {
 		return true
 	}
@@ -46,6 +46,12 @@ func (e *EKSAddon) IsEqual(other *EKSAddon, includeTags bool) bool {
 	if !cmp.Equal(e.ServiceAccountRoleARN, other.ServiceAccountRoleARN) {
 		return false
 	}
+	if !cmp.Equal(e.Configuration, other.Configuration) {
+		return false
+	}
+	if !cmp.Equal(e.ResolveConflict, other.ResolveConflict) {
+		return false
+	}
 
 	if includeTags {
 		diffTags := e.Tags.Difference(other.Tags)

pkg/eks/addons/types_test.go

@@ -0,0 +1,143 @@
+/*
+Copyright 2021 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 addons
+
+import (
+	"testing"
+
+	"github.com/onsi/gomega"
+)
+
+func TestAddOnEqual(t *testing.T) {
+	ptr := func(s string) *string { return &s }
+	tags := func(s, t string) map[string]string {
+		return map[string]string{
+			s: t,
+		}
+	}
+	g := gomega.NewGomegaWithT(t)
+	tests := []struct {
+		orig        *EKSAddon
+		other       *EKSAddon
+		result      gomega.OmegaMatcher
+		includeTags bool
+	}{
+		{
+			orig: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Configuration:         ptr("c"),
+				ResolveConflict:       ptr("d"),
+				Tags:                  tags("a", "1"),
+			},
+			other: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Configuration:         ptr("c"),
+				ResolveConflict:       ptr("d"),
+				Tags:                  tags("a", "1"),
+				Status:                ptr("e"),
+			},
+			result: gomega.BeTrueBecause("addon values are equal (except status)"),
+		},
+		{
+			orig: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Configuration:         ptr("c"),
+			},
+			other: &EKSAddon{
+				Version:               ptr("b"),
+				ServiceAccountRoleARN: ptr("b"),
+				Configuration:         ptr("c"),
+			},
+			result: gomega.BeFalseBecause("addon version differs"),
+		},
+		{
+			orig: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Configuration:         ptr("c"),
+			},
+			other: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("c"),
+				Configuration:         ptr("c"),
+			},
+			result: gomega.BeFalseBecause("addon serviceAccountRoleARN differs"),
+		},
+		{
+			orig: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Configuration:         ptr("c"),
+			},
+			other: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Configuration:         ptr("d"),
+			},
+			result: gomega.BeFalseBecause("addon configuration differs"),
+		},
+		{
+			orig: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Configuration:         ptr("c"),
+				ResolveConflict:       ptr("d"),
+			},
+			other: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Configuration:         ptr("d"),
+				ResolveConflict:       ptr("e"),
+			},
+			result: gomega.BeFalseBecause("addon conflict resolution differs"),
+		},
+		{
+			orig: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Tags:                  tags("a", "1"),
+			},
+			other: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Tags:                  tags("a", "2"),
+			},
+			result: gomega.BeTrueBecause("addon tags differ but not used for comparison"),
+		},
+		{
+			orig: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Tags:                  tags("a", "1"),
+			},
+			other: &EKSAddon{
+				Version:               ptr("a"),
+				ServiceAccountRoleARN: ptr("b"),
+				Tags:                  tags("a", "2"),
+			},
+			result:      gomega.BeFalseBecause("addon tags differ and used for comparison"),
+			includeTags: true,
+		},
+	}
+
+	for _, test := range tests {
+		g.Expect(test.orig.IsEqual(test.other, test.includeTags)).To(test.result)
+	}
+}