Add test for #36975.

internal/conns/apiretry_test.go

@@ -5,10 +5,15 @@ package conns
 
 import (
 	"errors"
+	"net/http"
 	"testing"
 
 	"github.com/aws/aws-sdk-go-v2/aws"
 	"github.com/aws/aws-sdk-go-v2/aws/retry"
+	awshttp "github.com/aws/aws-sdk-go-v2/aws/transport/http"
+	appconfigtypes "github.com/aws/aws-sdk-go-v2/service/appconfig/types"
+	smithy "github.com/aws/smithy-go"
+	smithyhttp "github.com/aws/smithy-go/transport/http"
 	"github.com/hashicorp/terraform-provider-aws/internal/errs"
 )
 
@@ -24,18 +29,57 @@ func TestAddIsErrorRetryables(t *testing.T) {
 	testCases := []struct {
 		name     string
 		err      error
+		f        retry.IsErrorRetryableFunc
 		expected bool
 	}{
 		{
 			name: "no error",
+			f:    f,
 		},
 		{
 			name: "non-retryable",
 			err:  errors.New(`this is not retryable`),
+			f:    f,
 		},
 		{
 			name:     "retryable",
 			err:      errors.New(`this is testing`),
+			f:        f,
+			expected: true,
+		},
+		{
+			// https://github.com/hashicorp/terraform-provider-aws/issues/36975.
+			name: "appconfig ConflictException",
+			err: &smithy.OperationError{
+				ServiceID:     "AppConfig",
+				OperationName: "StartDeployment",
+				Err: &awshttp.ResponseError{
+					ResponseError: &smithyhttp.ResponseError{
+						Response: &smithyhttp.Response{
+							Response: &http.Response{
+								StatusCode: 409,
+							},
+						},
+						Err: &appconfigtypes.ConflictException{
+							Message: aws.String("Deployment number 1 already exists"),
+						},
+					},
+					RequestID: "43e844da-818b-458e-aae2-553960ccc4d6",
+				},
+			},
+			f: func(err error) aws.Ternary {
+				if err != nil {
+					var oe *smithy.OperationError
+					if errors.As(err, &oe) {
+						if oe.OperationName == "StartDeployment" {
+							if errs.IsA[*appconfigtypes.ConflictException](err) {
+								return aws.TrueTernary
+							}
+						}
+					}
+				}
+				return aws.UnknownTernary
+			},
 			expected: true,
 		},
 	}
@@ -45,7 +89,7 @@ func TestAddIsErrorRetryables(t *testing.T) {
 		t.Run(testCase.name, func(t *testing.T) {
 			t.Parallel()
 
-			got := AddIsErrorRetryables(retry.NewStandard(), retry.IsErrorRetryableFunc(f)).IsErrorRetryable(testCase.err)
+			got := AddIsErrorRetryables(retry.NewStandard(), retry.IsErrorRetryableFunc(testCase.f)).IsErrorRetryable(testCase.err)
 			if got, want := got, testCase.expected; got != want {
 				t.Errorf("IsErrorRetryable(%q) = %v, want %v", testCase.err, got, want)
 			}