You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: api_op_GetDeliverabilityTestReport.go
    path of file: ./repos/aws-sdk-go-v2/service/sesv2
    
    the code of the file until where you have to start completion: // Code generated by smithy-go-codegen DO NOT EDIT.

package sesv2

import (
	"context"
	"fmt"
	awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
	"github.com/aws/aws-sdk-go-v2/service/sesv2/types"
	"github.com/aws/smithy-go/middleware"
	smithyhttp "github.com/aws/smithy-go/transport/http"
)

// Retrieve the results of a predictive inbox placement test.
func (c *Client) GetDeliverabilityTestReport(ctx context.Context, params *GetDeliverabilityTestReportInput, optFns ...func(*Options)) (*GetDeliverabilityTestReportOutput, error) {
	if params == nil {
		params = &GetDeliverabilityTestReportInput{}
	}

	result, metadata, err := c.invokeOperation(ctx, "GetDeliverabilityTestReport", params, optFns, c.addOperationGetDeliverabilityTestReportMiddlewares)
	if err != nil {
		return nil, err
	}

	out := result.(*GetDeliverabilityTestReportOutput)
	out.ResultMetadata = metadata
	return out, nil
}

// A request to retrieve the results of a predictive inbox placement test.
type GetDeliverabilityTestReportInput struct {

	// A unique string that identifies the predictive inbox placement test.
	//
	// This member is required.
	ReportId *string

	noSmithyDocumentSerde
}

// The results of the predictive inbox placement test.
type GetDeliverabilityTestReportOutput struct {

	// An object that contains the results of the predictive inbox placement test.
	//
	// This member is required.
	DeliverabilityTestReport *types.DeliverabilityTestReport

	// An object that describes how the test email was handled by several email
	// providers, including Gmail, Hotmail, Yahoo, AOL, and 
    
func (c *Client) addOperationGetDeliverabilityTestReportMiddlewares(stack *middleware.Stack, options Options) (err error) {
	if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
		return err
	}
	err = stack.Serialize.Add(&awsRestjson1_serializeOpGetDeliverabilityTestReport{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpGetDeliverabilityTestReport{}, middleware.After)
	if err != nil {
		return err
	}
	if err := addProtocolFinalizerMiddlewares(stack, options, "GetDeliverabilityTestReport"); err != nil {
		return fmt.Errorf("add protocol finalizers: %v", err)
	}

	if err = addlegacyEndpointContextSetter(stack, options); err != nil {
		return err
	}
	if err = addSetLoggerMiddleware(stack, options); err != nil {
		return err
	}
	if err = addClientRequestID(stack); err != nil {
		return err
	}
	if err = addComputeContentLength(stack); err != nil {
		return err
	}
	if err = addResolveEndpointMiddleware(stack, options); err != nil {
		return err
	}
	if err = addComputePayloadSHA256(stack); err != nil {
		return err
	}
	if err = addRetry(stack, options); err != nil {
		return err
	}
	if err = addRawResponseToMetadata(stack); err != nil {
		return err
	}
	if err = addRecordResponseTiming(stack); err != nil {
		return err
	}
	if err = addClientUserAgent(stack, options); err != nil {
		return err
	}
	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
		return err
	}
	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
		return err
	}
	if err = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
		return err
	}
	if err = addOpGetDeliverabilityTestReportValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opGetDeliverabilityTestReport(options.Region), middleware.Before); err != nil {
		return err
	}
	if err = addRecursionDetection(stack); err != nil {
		return err
	}
	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
		return err
	}
	if err = addResponseErrorMiddleware(stack); err != nil {
		return err
	}
	if err = addRequestResponseLogging(stack, options); err != nil {
		return err
	}
	if err = addDisableHTTPSMiddleware(stack, options); err != nil {
		return err
	}
	return nil
}