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java.lang.Objectorg.hamcrest.BaseMatcher<T>
org.hamcrest.TypeSafeMatcher<java.lang.Double>
org.hamcrest.number.IsCloseTo
public class IsCloseTo
Is the value a number equal to a value within some range of acceptable error?
| Constructor Summary | |
|---|---|
IsCloseTo(double value,
double error)
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| Method Summary | |
|---|---|
static Matcher<java.lang.Double> |
closeTo(double operand,
double error)
Creates a matcher of Doubles that matches when an examined double is equal
to the specified operand, within a range of +/- error. |
void |
describeMismatchSafely(java.lang.Double item,
Description mismatchDescription)
Subclasses should override this. |
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 |
|---|
describeMismatch, 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 |
|---|
public IsCloseTo(double value,
double error)
| Method Detail |
|---|
public boolean matchesSafely(java.lang.Double item)
TypeSafeMatcher
matchesSafely in class TypeSafeMatcher<java.lang.Double>
public void describeMismatchSafely(java.lang.Double item,
Description mismatchDescription)
TypeSafeMatcher
describeMismatchSafely in class TypeSafeMatcher<java.lang.Double>public void describeTo(Description description)
SelfDescribing
description - The description to be built or appended to.
public static Matcher<java.lang.Double> closeTo(double operand,
double error)
Doubles that matches when an examined double is equal
to the specified operand, within a range of +/- error.
For example:
assertThat(1.03, is(closeTo(1.0, 0.03)))
operand - the expected value of matching doubleserror - the delta (+/-) within which matches will be allowed
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