std::unique_ptr<GradientFunction> gradient_function(
      new PassThroughGradientFunction);
  tape.RecordOperation(inputs, {exp_output}, gradient_function.release());
  TF_RETURN_IF_ERROR(tape.ComputeGradient(ctx,
                                          /*targets*/ {exp_output},
                                          /*sources=*/inputs,
                                          /*output_gradients=*/{},

        assertEquals(exp, transformer.getHostOnFile(url));

        url = "example:";
        exp = "unknown";
        assertEquals(exp, transformer.getHostOnFile(url));

        url = "file:";
        exp = "localhost";
        assertEquals(exp, transformer.getHostOnFile(url));

        url = "file://";
        exp = "localhost";
        assertEquals(exp, transformer.getHostOnFile(url));

	if err != nil {
		t.Errorf("Unexpected error during diff: %v", err)
	}

	expected := []string{"Clusters Match", "Listeners Match", "Routes Match"}
	for _, exp := range expected {
		if !bytes.Contains(outputBuffer.Bytes(), []byte(exp)) {
			t.Errorf("Expected %s, but it was not found", exp)
		}
	}
}

// TestComparatorMismatchedConfigs tests the scenario where Istiod and Envoy configurations do not match

	MOVF	F2, 0x00ffffff(R2) // MOVF F2, 16777215(R2)
	MOVD	F2, 0x00ffffff(R2) // MOVD F2, 16777215(R2)
	MOVF	F0, math·Exp(SB)   // MOVF F0, math.Exp(SB)
	MOVF	math·Exp(SB), F0   // MOVF math.Exp(SB), F0
	MOVD	F0, math·Exp(SB)   // MOVD F0, math.Exp(SB)
	MOVD	math·Exp(SB), F0   // MOVD math.Exp(SB), F0
	MOVF	F4, F5                                    // 445ab0ee
	MOVD	F6, F7                                    // 467bb0ee

}

// UnmarshalXML decodes delete marker boolean from the XML form.
func (b *Boolean) UnmarshalXML(d *xml.Decoder, startElement xml.StartElement) error {
	var exp bool
	err := d.DecodeElement(&exp, &startElement)
	if err != nil {
		return err
	}
	b.val = exp
	b.set = true
	return nil
}

// MarshalXML encodes expiration field into an XML form.

				h.add(sz)
			}
			got := h.toMap()
			exp := test.want
			// what is in exp is in got
			for k := range exp {
				if exp[k] != got[k] {
					t.Fatalf("interval %s: Expected %d values but got %d values\n", k, exp[k], got[k])
				}
			}
			// what is absent in exp is absent in got too
			for k := range got {
				if _, ok := exp[k]; !ok && got[k] > 0 {

	// Set table alias
	stmt.tableAlias = selectAST.From.As
	// Remove quotes from column aliases
	if selectAST.Expression != nil {
		for _, exp := range selectAST.Expression.Expressions {
			if strings.HasSuffix(exp.As, "'") && strings.HasPrefix(exp.As, "'") && len(exp.As) >= 2 {
				exp.As = exp.As[1 : len(exp.As)-1]
			}
		}
	}
	return
}

func validateTableName(from *TableExpression) error {

	}

	mr := msgp.NewReader(&b)
	for i, item := range readOldToNewCases {
		var je jentry
		err := je.DecodeMsg(mr)
		if err != nil {
			t.Fatal(err)
		}
		if je != item.exp {
			t.Errorf("Case %d: Expected: %v Got: %v", i, item.exp, je)
		}
	}
}

// TestJEntryWriteNewToOldMix1 - tests that adding the RemoteVersionID parameter
// to the jentry struct does not cause unexpected errors when writing. This

    void error ();


    /**
     * 
     * @return the message timeout
     */
    Long getExpiration ();


    /**
     * 
     * @param exp
     *            message timeout
     */
    void setExpiration ( Long exp );


    /**
     * 
     */
    public void reset ();


    /**
     * 
     * @return an exception linked to an error
     */

    @Override
    public int encode ( byte[] dst, int dstIndex ) {
        int len = super.encode(dst, dstIndex);
        int exp = size();
        int actual = getLength();
        if ( exp != actual ) {
            throw new IllegalStateException(String.format("Wrong size calculation have %d expect %d", exp, actual));
        }
        return len;
    }


    /**
     * {@inheritDoc}
     *