TFE_TensorHandle* TestScalarTensorHandle(TFE_Context* ctx,
                                         const tensorflow::tstring& value);

// Return a tensor handle containing a 2x2 matrix of doubles
TFE_TensorHandle* DoubleTestMatrixTensorHandle(TFE_Context* ctx);

// Return a tensor handle containing a 2x2 matrix of floats
TFE_TensorHandle* TestMatrixTensorHandle(TFE_Context* ctx);

// Return a tensor handle containing 2D matrix containing given data and

                        /*unpacked_values=*/{0x01, 0x02, 0x03, 0x04},
                        /*pack_dim=*/0,
                        /*expected_packed_shape=*/{1, 2},
                        /*expected_packed_values=*/{0x31, 0x42});
}

TEST(TfToXlaAttributeUtilsTest, PackOperandPackDimSizeOdd) {
  PackOperandTestHelper(
      /*unpacked_shape=*/{2, 3},
      /*unpacked_values=*/{0x01, 0x02, 0x03, 0x04, 0x05, 0x06},
      /*pack_dim=*/1,

	if err != nil {
		return
	}
	err = en.WriteString(z.APIVersion)
	if err != nil {
		err = msgp.WrapError(err, "APIVersion")
		return
	}
	// write "Bucket"
	err = en.Append(0xa6, 0x42, 0x75, 0x63, 0x6b, 0x65, 0x74)
	if err != nil {
		return
	}
	err = en.WriteString(z.Bucket)
	if err != nil {
		err = msgp.WrapError(err, "Bucket")
		return
	}
	// write "Prefix"

		"../testdata/video-001.q50.420",
		"../testdata/video-001.q50.422",
		"../testdata/video-001.q50.440",
		"../testdata/video-001.q50.444",
		"../testdata/video-005.gray.q50",
		"../testdata/video-005.gray.q50.2x2",
		"../testdata/video-001.separate.dc.progression",
	}
	for _, tc := range testCases {
		m0, err := decodeFile(tc + ".jpeg")
		if err != nil {
			t.Errorf("%s: %v", tc+".jpeg", err)
			continue
		}

	0x4f, 0x4e, 0x4a, 0x4f, 0x42, 0x10, 0x01, 0x12, 0x07, 0x0a, 0x03, 0x50, 0x4f, 0x44, 0x10, 0x02,
	0x12, 0x07, 0x0a, 0x03, 0x4a, 0x4f, 0x42, 0x10, 0x03, 0x2a, 0x25, 0x0a, 0x0e, 0x54, 0x75, 0x6e,
	0x6e, 0x65, 0x6c, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x12, 0x08, 0x0a, 0x04, 0x4e,
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	0x79, 0x70, 0x65, 0x2a, 0x39, 0x0a, 0x05, 0x53, 0x63, 0x6f, 0x70, 0x65, 0x12, 0x0a, 0x0a, 0x06,
	0x47, 0x4c, 0x4f, 0x42, 0x41, 0x4c, 0x10, 0x00, 0x12, 0x0d, 0x0a, 0x09, 0x4e, 0x41, 0x4d, 0x45,

	F_GETCODEDIR                      = 0x48
	F_GETFD                           = 0x1
	F_GETFL                           = 0x3
	F_GETLK                           = 0x7
	F_GETLKPID                        = 0x42
	F_GETNOSIGPIPE                    = 0x4a
	F_GETOWN                          = 0x5
	F_GETPATH                         = 0x32
	F_GETPATH_MTMINFO                 = 0x47
	F_GETPROTECTIONCLASS              = 0x3f

	cmd.Env = append(cmd.Env, "GO_WANT_HELPER_PROCESS=1")
	out, _ := cmd.CombinedOutput()

	want := `--- FAIL: TestTBHelper \([^)]+\)
    helperfuncs_test.go:15: 0
    helperfuncs_test.go:47: 1
    helperfuncs_test.go:24: 2
    helperfuncs_test.go:49: 3
    helperfuncs_test.go:56: 4
    --- FAIL: TestTBHelper/sub \([^)]+\)
        helperfuncs_test.go:59: 5
        helperfuncs_test.go:24: 6
        helperfuncs_test.go:58: 7

	0xed, 0xad, 0xf1, 0x1c, 0x70, 0x15, 0xcf, 0x42, 0xcf, 0x0a, 0xd5, 0x58, 0x0f, 0xe3, 0x2b, 0x85,
	0x61, 0x07, 0x54, 0x4f, 0x49, 0xcc, 0x19, 0x1f, 0x4a, 0xaf, 0xd2, 0x2e, 0xea, 0xfd, 0xd6, 0xeb,
	0xf1, 0xbd, 0xf5, 0xe1, 0x65, 0xb4, 0xf9, 0x15, 0xf8, 0xe8, 0xda, 0x72, 0xb0, 0x01, 0x8a, 0x63,
	0x3a, 0x4b, 0x87, 0x8d, 0xf5, 0x23, 0xfc, 0x10, 0x6c, 0x9c, 0x90, 0x49, 0x42, 0xcd, 0xe0, 0x5c,

	0x18, 0xc7, 0x13, 0xd7, 0x15, 0x99, 0x15, 0x91, 0x9c, 0xc4, 0xc3, 0xb8, 0x08, 0x82, 0x87, 0xdd,
	0x99, 0x55, 0xd6, 0xdd, 0xd2, 0x53, 0xc9, 0xb5, 0x94, 0x42, 0x3c, 0x14, 0x7a, 0x69, 0xc7, 0xf8,
	0x35, 0xa6, 0x1a, 0x33, 0x64, 0x26, 0xa1, 0xbd, 0xf5, 0x11, 0xfa, 0x18, 0x7d, 0x14, 0x8f, 0x1e,
	0x3d, 0x49, 0x4d, 0x5f, 0xa4, 0x38, 0x49, 0x13, 0xaa, 0x96, 0xda, 0x5b, 0xfe, 0x93, 0xf9, 0xfd,