Class MapComputeTester<K,V>

java.lang.Object

junit.framework.Assert

junit.framework.TestCase

com.google.common.collect.testing.AbstractTester<OneSizeTestContainerGenerator<Map<K,V>, Map.Entry<K,V>>>

com.google.common.collect.testing.AbstractContainerTester<Map<K,V>, Map.Entry<K,V>>

com.google.common.collect.testing.AbstractMapTester<K,V>

com.google.common.collect.testing.testers.MapComputeTester<K,V>

All Implemented Interfaces:

junit.framework.Test

@GwtCompatible
public class MapComputeTester<K,V>
extends AbstractMapTester<K,V>

A generic JUnit test which tests Map.compute(K, BiFunction). Can't be invoked directly; please see MapTestSuiteBuilder.

Author:

Louis Wasserman

Nested Class Summary

Nested classes/interfaces inherited from class AbstractContainerTester

AbstractContainerTester.ArrayWithDuplicate<E>

Modifier and Type	Class	Description
static final class	AbstractContainerTester.ArrayWithDuplicate<E extends @Nullable Object>

Field Summary

Fields inherited from class AbstractContainerTester

container, samples

Modifier and Type	Field	Description
protected Map<K,V>	container
protected SampleElements<Map.Entry<K,V>>	samples

Constructor Summary

Constructors

Constructor	Description
MapComputeTester()

Method Summary

Modifier and Type	Method	Description
void	testCompute_absentFunctionThrows()
void	testCompute_absentToAbsent()
void	testCompute_absentToPresent()
void	testCompute_nullKeyPresentToPresent()
void	testCompute_presentFunctionThrows()
void	testCompute_presentNullToNull()
void	testCompute_presentNullToPresentNonnull()
void	testCompute_presentToAbsent()
void	testCompute_presentToPresent()

Methods inherited from class AbstractMapTester

actualContents, createArrayWithNullKey, createArrayWithNullValue, createDisjointCollection, entry, expectContents, expectMissing, expectMissingKeys, expectMissingValues, expectNullKeyMissingWhenNullKeysUnsupported, expectNullValueMissingWhenNullValuesUnsupported, expectReplacement, get, getKeyForNullValue, getMap, getNumEntries, getSampleEntries, getSampleEntries, getValueForNullKey, initMapWithNullKey, initMapWithNullValue, k0, k1, k2, k3, k4, resetMap, resetMap, v0, v1, v2, v3, v4

Modifier and Type	Method	Description
protected Collection<Map.Entry<K,V>>	actualContents()
protected Map.Entry<K,V>[]	createArrayWithNullKey()
protected Map.Entry<K,V>[]	createArrayWithNullValue()
protected MinimalCollection<Map.Entry<K,V>>	createDisjointCollection()
protected Map.Entry<K,V>	entry(K key, V value)
protected void	expectContents(Collection<Map.Entry<K,V>> expected)	Asserts that the collection under test contains exactly the given elements, respecting cardinality but not order.
protected void	expectMissing(Map.Entry<K,V>... entries)
protected void	expectMissingKeys(K... elements)
protected void	expectMissingValues(V... elements)
protected void	expectNullKeyMissingWhenNullKeysUnsupported(String message)	Equivalent to expectMissingKeys (null) except that the call to contains(null) is permitted to throw a NullPointerException.
protected void	expectNullValueMissingWhenNullValuesUnsupported(String message)	Equivalent to expectMissingValues (null) except that the call to contains(null) is permitted to throw a NullPointerException.
protected final void	expectReplacement(Map.Entry<K,V> newEntry)
protected V	get(K key)	Wrapper for Map.get(Object) that forces the caller to pass in a key of the same type as the map.
protected K	getKeyForNullValue()
protected Map<K,V>	getMap()
protected int	getNumEntries()
protected Collection<Map.Entry<K,V>>	getSampleEntries()
protected Collection<Map.Entry<K,V>>	getSampleEntries(int howMany)
protected V	getValueForNullKey()
protected void	initMapWithNullKey()
protected void	initMapWithNullValue()
protected final K	k0()
protected final K	k1()
protected final K	k2()
protected final K	k3()
protected final K	k4()
protected final void	resetMap()
protected void	resetMap(Map.Entry<K,V>[] entries)
protected final V	v0()
protected final V	v1()
protected final V	v2()
protected final V	v3()
protected final V	v4()

Methods inherited from class AbstractContainerTester

createArrayWithDuplicateElement, createOrderedArray, createSamplesArray, e0, e1, e2, e3, e4, emptyCollection, expectAdded, expectAdded, expectAdded, expectContents, expectUnchanged, getNullLocation, getNumElements, getOrderedElements, getSampleElements, getSampleElements, resetContainer, resetContainer, setUp

Modifier and Type	Method	Description
protected AbstractContainerTester.ArrayWithDuplicate<Map.Entry<K,V>>	createArrayWithDuplicateElement()
protected Map.Entry<K,V>[]	createOrderedArray()
protected Map.Entry<K,V>[]	createSamplesArray()
protected final Map.Entry<K,V>	e0()
protected final Map.Entry<K,V>	e1()
protected final Map.Entry<K,V>	e2()
protected final Map.Entry<K,V>	e3()
protected final Map.Entry<K,V>	e4()
protected MinimalCollection<Map.Entry<K,V>>	emptyCollection()
protected final void	expectAdded(int index, Map.Entry<K,V>... elements)
protected final void	expectAdded(int index, Collection<Map.Entry<K,V>> elements)
protected final void	expectAdded(Map.Entry<K,V>... elements)	Asserts that the collection under test contains exactly the elements it was initialized with plus the given elements, according to AbstractContainerTester.expectContents(java.util.Collection).
protected final void	expectContents(Map.Entry<K,V>... elements)
protected void	expectUnchanged()
protected int	getNullLocation()
protected int	getNumElements()
protected List<Map.Entry<K,V>>	getOrderedElements()	Returns the sample elements as ordered by TestContainerGenerator.order(List).
protected Collection<Map.Entry<K,V>>	getSampleElements()
protected Collection<Map.Entry<K,V>>	getSampleElements(int howMany)
protected Map<K,V>	resetContainer()	Replaces the existing container under test with a new container created by the subject generator.
protected Map<K,V>	resetContainer(Map<K,V> newValue)	Replaces the existing container under test with a new container.
void	setUp()

Methods inherited from class AbstractTester

assertNull, getName, getSubjectGenerator, getTestMethodName, init, init, tearDown

Modifier and Type	Method	Description
static void	assertNull(String message, @Nullable Object object)	Asserts that the given object is non-null, with a better failure message than TestCase.assertNull(String, Object).
String	getName()
OneSizeTestContainerGenerator<Map<K,V>, Map.Entry<K,V>>	getSubjectGenerator()
final String	getTestMethodName()	Returns the name of the test method invoked by this test instance.
final void	init(OneSizeTestContainerGenerator<Map<K,V>, Map.Entry<K,V>> subjectGenerator, String suiteName)
final void	init(OneSizeTestContainerGenerator<Map<K,V>, Map.Entry<K,V>> subjectGenerator, String suiteName, @Nullable Runnable setUp, @Nullable Runnable tearDown)
void	tearDown()

Methods inherited from class junit.framework.TestCase

assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertEquals, assertFalse, assertFalse, assertNotNull, assertNotNull, assertNotSame, assertNotSame, assertNull, assertSame, assertSame, assertTrue, assertTrue, countTestCases, createResult, fail, fail, failNotEquals, failNotSame, failSame, format, run, run, runBare, runTest, setName, toString

Methods inherited from class Object

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

Constructor Details

MapComputeTester

public MapComputeTester()

Method Details

testCompute_absentToPresent

public void testCompute_absentToPresent()

testCompute_absentToAbsent

public void testCompute_absentToAbsent()

testCompute_presentToPresent

public void testCompute_presentToPresent()

testCompute_presentToAbsent

public void testCompute_presentToAbsent()

testCompute_presentNullToPresentNonnull

public void testCompute_presentNullToPresentNonnull()

testCompute_presentNullToNull

public void testCompute_presentNullToNull()

testCompute_nullKeyPresentToPresent

public void testCompute_nullKeyPresentToPresent()

testCompute_presentFunctionThrows

public void testCompute_presentFunctionThrows()

testCompute_absentFunctionThrows

public void testCompute_absentFunctionThrows()