public class Is<T> extends BaseMatcher<T>
Modifier and Type | Method and Description |
---|---|
void |
describeMismatch(Object item,
Description mismatchDescription)
Generate a description of why the matcher has not accepted the item.
|
void |
describeTo(Description description)
Generates a description of the object.
|
static <T> Matcher<T> |
is(Class<T> type)
Deprecated.
use isA(Class
|
static <T> Matcher<T> |
is(Matcher<T> matcher)
Decorates another Matcher, retaining its behaviour, but allowing tests
to be slightly more expressive.
|
static <T> Matcher<T> |
is(T value)
A shortcut to the frequently used
is(equalTo(x)) . |
static <T> Matcher<T> |
isA(Class<T> type)
A shortcut to the frequently used
is(instanceOf(SomeClass.class)) . |
boolean |
matches(Object arg)
Evaluates the matcher for argument item.
|
_dont_implement_Matcher___instead_extend_BaseMatcher_, toString
public boolean matches(Object arg)
Matcher
arg
- the object against which the matcher is evaluated.true
if item matches, otherwise false
.BaseMatcher
public void describeTo(Description description)
SelfDescribing
description
- The description to be built or appended to.public void describeMismatch(Object item, Description mismatchDescription)
Matcher
matches(item)
is false, but
will not check this.describeMismatch
in interface Matcher<T>
describeMismatch
in class BaseMatcher<T>
item
- The item that the Matcher has rejected.mismatchDescription
- The description to be built or appended to.public static <T> Matcher<T> is(Matcher<T> matcher)
assertThat(cheese, is(equalTo(smelly)))instead of:
assertThat(cheese, equalTo(smelly))
public static <T> Matcher<T> is(T value)
is(equalTo(x))
.
For example:
assertThat(cheese, is(smelly))instead of:
assertThat(cheese, is(equalTo(smelly)))
@Deprecated public static <T> Matcher<T> is(Class<T> type)
is(instanceOf(SomeClass.class))
.
For example:
assertThat(cheese, is(Cheddar.class))instead of:
assertThat(cheese, is(instanceOf(Cheddar.class)))