org.hamcrest.number

Class IsCloseTo

java.lang.Object

org.hamcrest.BaseMatcher<T>

org.hamcrest.TypeSafeMatcher<java.lang.Double>

org.hamcrest.number.IsCloseTo

All Implemented Interfaces:

Matcher<java.lang.Double>, SelfDescribing

public class IsCloseTo
extends TypeSafeMatcher<java.lang.Double>

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

Constructor Summary

Constructors

Constructor and Description
IsCloseTo(double value, double error)

Method Summary

Methods

Modifier and Type	Method and Description
static Matcher<java.lang.Double>	closeTo(double operand, double error)
void	describeTo(Description description) Generates a description of the object.
boolean	matchesSafely(java.lang.Double item) Subclasses should implement this.

Methods inherited from class org.hamcrest.TypeSafeMatcher

matches

Methods inherited from class org.hamcrest.BaseMatcher

_dont_implement_Matcher___instead_extend_BaseMatcher_, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

IsCloseTo

public IsCloseTo(double value,
         double error)

Method Detail

matchesSafely

public boolean matchesSafely(java.lang.Double item)

Description copied from class: TypeSafeMatcher

Subclasses should implement this. The item will already have been checked for the specific type and will never be null.

Specified by:

matchesSafely in class TypeSafeMatcher<java.lang.Double>

describeTo

public void describeTo(Description description)

Description copied from interface: SelfDescribing

Generates a description of the object. The description may be part of a a description of a larger object of which this is just a component, so it should be worded appropriately.

Parameters:

description - The description to be built or appended to.

closeTo

public static Matcher<java.lang.Double> closeTo(double operand,
                                double error)