t.Fatalf("Case %d: Expected the response status to be `%d`, but instead found `%d`", i+1, testPolicy.expectedRespStatus, recV4.Code)
		}
	}

	// testcases with input and expected output for DeleteBucketPolicyHandler.
	testCases := []struct {
		bucketName string
		accessKey  string
		secretKey  string
		// expected response.
		expectedRespStatus int
	}{
		// Test case - 1.
		{

			HandlerFunc(s3APIMiddleware(api.DeleteMultipleObjectsHandler)).
			Queries("delete", "")
		// DeleteBucketPolicy
		router.Methods(http.MethodDelete).
			HandlerFunc(s3APIMiddleware(api.DeleteBucketPolicyHandler)).
			Queries("policy", "")
		// DeleteBucketReplication
		router.Methods(http.MethodDelete).
			HandlerFunc(s3APIMiddleware(api.DeleteBucketReplicationConfigHandler)).
			Queries("replication", "")

		case "DeleteBucketPolicy":
			// Register Delete bucket HTTP policy handler.
			bucket.Methods(http.MethodDelete).HandlerFunc(api.DeleteBucketPolicyHandler).Queries("policy", "")
		case "GetBucketPolicy":
			// Register Get Bucket policy HTTP Handler.
			bucket.Methods(http.MethodGet).HandlerFunc(api.GetBucketPolicyHandler).Queries("policy", "")