org.jmock.core.constraint
Class IsCloseTo

java.lang.Object
  org.jmock.core.constraint.IsCloseTo

All Implemented Interfaces:

Constraint, SelfDescribing

public class IsCloseTo
extends Object
implements Constraint

Is the value a number equal to a value within some range of acceptable error?

Constructor Summary

IsCloseTo(double value, double error)

Method Summary

StringBuffer	describeTo(StringBuffer buffer) Appends the description of this object to the buffer.
boolean	eval(Object arg) Evaluates the constraint for argument o.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IsCloseTo

public IsCloseTo(double value,
                 double error)

Method Detail

eval

public boolean eval(Object arg)

Description copied from interface: Constraint

Evaluates the constraint for argument o.

Specified by:

eval in interface Constraint

Parameters:

arg - the object against which the constraint is evaluated.

Returns:

true if o meets the constraint, false if it does not.

describeTo

public StringBuffer describeTo(StringBuffer buffer)

Description copied from interface: SelfDescribing

Appends the description of this object to the buffer.

Specified by:

describeTo in interface SelfDescribing

Parameters:

buffer - The buffer that the description is appended to.

Returns:

The buffer passed to the invokedMethod.