Package org.junit.jupiter.api

Class AssertionUtils

java.lang.Object

org.junit.jupiter.api.AssertionUtils

class AssertionUtils
extends Object

AssertionUtils is a collection of utility methods that are common to all assertion implementations.

Since:

5.0

Constructor Summary

Constructors

Modifier	Constructor	Description
private	AssertionUtils()

Method Summary

Modifier and Type	Method	Description
(package private) static void	assertValidDelta(double delta)
(package private) static void	assertValidDelta(float delta)
(package private) static String	buildPrefix(String message)
(package private) static boolean	doublesAreEqual(double value1, double value2)
(package private) static boolean	doublesAreEqual(double value1, double value2, double delta)
(package private) static void	fail()
(package private) static void	fail(String message)
(package private) static void	fail(String message, Object expected, Object actual)
(package private) static void	fail(String message, Throwable cause)
(package private) static void	fail(Throwable cause)
(package private) static void	fail(Supplier<String> messageSupplier)
private static void	failIllegalDelta(String delta)
(package private) static void	failNotEqual(Object expected, Object actual, String message)	Typically used for assertEquals().
(package private) static void	failNotEqual(Object expected, Object actual, Supplier<String> messageSupplier)	Typically used for assertEquals().
(package private) static boolean	floatsAreEqual(float value1, float value2)
(package private) static boolean	floatsAreEqual(float value1, float value2, float delta)
(package private) static String	format(Object expected, Object actual, String message)
private static String	formatClassAndValue(Object value, String valueString)
(package private) static String	formatIndexes(Deque<Integer> indexes)
(package private) static String	formatValues(Object expected, Object actual)
(package private) static String	getCanonicalName(Class<?> clazz)
private static String	getClassName(Object obj)
(package private) static String	nullSafeGet(Object messageOrSupplier)	Alternative to nullSafeGet(Supplier) that is used to avoid wrapping a String in a lambda expression.
(package private) static String	nullSafeGet(Supplier<String> messageSupplier)
(package private) static boolean	objectsAreEqual(Object obj1, Object obj2)
private static String	toHash(Object obj)
private static String	toString(Object obj)

Methods inherited from class java.lang.Object

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

Constructor Details

AssertionUtils

private AssertionUtils()

Method Details

fail

static void fail()

fail

static void fail(String message)

fail

static void fail(String message,
 Throwable cause)

fail

static void fail(Throwable cause)

fail

static void fail(Supplier<String> messageSupplier)

fail

static void fail(String message,
 Object expected,
 Object actual)

failNotEqual

static void failNotEqual(Object expected,
 Object actual,
 String message)

Typically used for assertEquals().

failNotEqual

static void failNotEqual(Object expected,
 Object actual,
 Supplier<String> messageSupplier)

Typically used for assertEquals().

nullSafeGet

static String nullSafeGet(Supplier<String> messageSupplier)

nullSafeGet

static String nullSafeGet(Object messageOrSupplier)

Alternative to nullSafeGet(Supplier) that is used to avoid wrapping a String in a lambda expression.

Parameters:

messageOrSupplier - an object that is either a String or Supplier<String>

buildPrefix

static String buildPrefix(String message)

getCanonicalName

static String getCanonicalName(Class<?> clazz)

format

static String format(Object expected,
 Object actual,
 String message)

formatValues

static String formatValues(Object expected,
 Object actual)

formatClassAndValue

private static String formatClassAndValue(Object value,
 String valueString)

toString

private static String toString(Object obj)

toHash

private static String toHash(Object obj)

getClassName

private static String getClassName(Object obj)

formatIndexes

static String formatIndexes(Deque<Integer> indexes)

floatsAreEqual

static boolean floatsAreEqual(float value1,
 float value2,
 float delta)

assertValidDelta

static void assertValidDelta(float delta)

assertValidDelta

static void assertValidDelta(double delta)

floatsAreEqual

static boolean floatsAreEqual(float value1,
 float value2)

doublesAreEqual

static boolean doublesAreEqual(double value1,
 double value2,
 double delta)

doublesAreEqual

static boolean doublesAreEqual(double value1,
 double value2)

objectsAreEqual

static boolean objectsAreEqual(Object obj1,
 Object obj2)

failIllegalDelta

private static void failIllegalDelta(String delta)