Package org.junit.internal.matchers
Class ThrowableCauseMatcher<T extends java.lang.Throwable>
- java.lang.Object
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- org.hamcrest.BaseMatcher<T>
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- org.hamcrest.TypeSafeMatcher<T>
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- org.junit.internal.matchers.ThrowableCauseMatcher<T>
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- Type Parameters:
T
- the type of the throwable being matched
- All Implemented Interfaces:
org.hamcrest.Matcher<T>
,org.hamcrest.SelfDescribing
public class ThrowableCauseMatcher<T extends java.lang.Throwable> extends org.hamcrest.TypeSafeMatcher<T>
A matcher that applies a delegate matcher to the cause of the current Throwable, returning the result of that match.
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Field Summary
Fields Modifier and Type Field Description private org.hamcrest.Matcher<? extends java.lang.Throwable>
causeMatcher
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Constructor Summary
Constructors Constructor Description ThrowableCauseMatcher(org.hamcrest.Matcher<? extends java.lang.Throwable> causeMatcher)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description protected void
describeMismatchSafely(T item, org.hamcrest.Description description)
void
describeTo(org.hamcrest.Description description)
static <T extends java.lang.Throwable>
org.hamcrest.Matcher<T>hasCause(org.hamcrest.Matcher<? extends java.lang.Throwable> matcher)
Returns a matcher that verifies that the outer exception has a cause for which the supplied matcher evaluates to true.protected boolean
matchesSafely(T item)
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Method Detail
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describeTo
public void describeTo(org.hamcrest.Description description)
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matchesSafely
protected boolean matchesSafely(T item)
- Specified by:
matchesSafely
in classorg.hamcrest.TypeSafeMatcher<T extends java.lang.Throwable>
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describeMismatchSafely
protected void describeMismatchSafely(T item, org.hamcrest.Description description)
- Overrides:
describeMismatchSafely
in classorg.hamcrest.TypeSafeMatcher<T extends java.lang.Throwable>
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hasCause
public static <T extends java.lang.Throwable> org.hamcrest.Matcher<T> hasCause(org.hamcrest.Matcher<? extends java.lang.Throwable> matcher)
Returns a matcher that verifies that the outer exception has a cause for which the supplied matcher evaluates to true.- Type Parameters:
T
- type of the outer exception- Parameters:
matcher
- to apply to the cause of the outer exception
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