de.tobiasroeser.lambdatest

Class Expect

java.lang.Object

de.tobiasroeser.lambdatest.Expect

public class Expect
extends Object

Various assertion methods plus the ability to disable default fail-fast behavior to collect as much assertion errors as possible.

All expect-methods of this class support fail-late behavior.

Constructor Summary

Constructors

Constructor and Description
Expect()

Method Summary

Modifier and Type	Method and Description
static <T> ExpectCollection<T>	expectCollection(Collection<T> actual) Check for non-null Collection and provides further checks on the actual collection in a fluent API.
static ExpectDouble	expectDouble(Double actual) Check for non-null Double and provided further checks on the actual double in a fluent API.
static void	expectEquals(Object actual, Object expected) Check object equality.
static void	expectEquals(Object actual, Object expected, String msg) Check object equality.
static void	expectFalse(boolean actual)
static void	expectFalse(boolean actual, String msg) Expect that the given value is false.
static <K,V> ExpectMap<K,V>	expectMap(Map<K,V> actual) Check for non-null Map and provides further checks on the actual map in a fluent API.
static void	expectNotEquals(Object actual, Object expected) Check for non-equal objects.
static void	expectNotEquals(Object actual, Object expected, String msg)
static void	expectNotNull(Object actual) Expect that the given actual value is not null.
static void	expectNotNull(Object actual, String msg) Expect that the given actual value is not null.
static void	expectNull(Object actual) Expect that the given actual value is null.
static void	expectNull(Object actual, String msg) Expect that the given actual value is null.
static ExpectString	expectString(String actual) Check for non-null String and provided further checks on the actual string in a fluent API.
static void	expectTrue(boolean actual) Expect that the given value is true.
static void	expectTrue(boolean actual, String msg)
static <T extends Throwable> T	intercept(Class<T> exceptionType, RunnableWithException throwing)
static <T extends Throwable> T	intercept(Class<T> exceptionType, String messageRegex, RunnableWithException throwing)

Methods inherited from class java.lang.Object

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

Constructor Detail

Expect

public Expect()

Method Detail

expectNull

public static void expectNull(Object actual,
                              String msg)

Expect that the given actual value is null.

Parameters:

actual - The actual value to check.

msg - The additional message to print in case of a failed expectation.

Since:

0.3.0

expectNull

public static void expectNull(Object actual)

Expect that the given actual value is null.

Parameters:

actual - The actual value to check.

Since:

0.3.0

expectNotNull

public static void expectNotNull(Object actual,
                                 String msg)

Expect that the given actual value is not null.

Parameters:

actual - The actual value to check.

msg - The additional message to print in case of a failed expectation.

Since:

0.3.0

expectNotNull

public static void expectNotNull(Object actual)

Expect that the given actual value is not null.

Parameters:

actual - The actual value to check.

Since:

0.3.0

expectEquals

public static void expectEquals(Object actual,
                                Object expected,
                                String msg)

Check object equality.

Parameters:

actual - The actual object.

expected - The expected object.

msg - An additional message to output if the expectation failed.

expectEquals

public static void expectEquals(Object actual,
                                Object expected)

Check object equality.

In case the expectation failed, it tried to provide detailed information about the differences.

Parameters:

actual - The actual object.

expected - The expected object.

expectNotEquals

public static void expectNotEquals(Object actual,
                                   Object expected,
                                   String msg)

expectNotEquals

public static void expectNotEquals(Object actual,
                                   Object expected)

Check for non-equal objects.

Parameters:

actual - The actual object.

expected - The expected object.

expectTrue

public static void expectTrue(boolean actual,
                              String msg)

expectTrue

public static void expectTrue(boolean actual)

Expect that the given value is true.

Parameters:

actual - The value th check.

expectFalse

public static void expectFalse(boolean actual,
                               String msg)

Expect that the given value is false.

Parameters:

actual - The value th check.

msg - An additional message to output if the expectation failed.

expectFalse

public static void expectFalse(boolean actual)

expectDouble

public static ExpectDouble expectDouble(Double actual)

Check for non-null Double and provided further checks on the actual double in a fluent API.

Parameters:

actual - The double to check.

Returns:

A ExpectDouble to express further expectations on the actual double.

See Also:

ExpectDouble

expectString

public static ExpectString expectString(String actual)

Check for non-null String and provided further checks on the actual string in a fluent API.

Parameters:

actual - The string to check.

Returns:

A ExpectString to express further expectations on the actual string.

See Also:

ExpectString

expectCollection

public static <T> ExpectCollection<T> expectCollection(Collection<T> actual)

Check for non-null Collection and provides further checks on the actual collection in a fluent API.

Parameters:

actual - The Collection<T> to check.

Returns:

A ExpectCollection to express further expectations on the actual collection.

See Also:

ExpectCollection

expectMap

public static <K,V> ExpectMap<K,V> expectMap(Map<K,V> actual)

Check for non-null Map and provides further checks on the actual map in a fluent API.

Parameters:

actual - The Map<K,V> to check.

Returns:

A ExpectMap to express further expectations on the actual map.

See Also:

ExpectMap

intercept

public static <T extends Throwable> T intercept(Class<T> exceptionType,
                                                RunnableWithException throwing)
                                         throws Exception

Throws:

Exception

intercept

public static <T extends Throwable> T intercept(Class<T> exceptionType,
                                                String messageRegex,
                                                RunnableWithException throwing)
                                         throws Exception

Throws:

Exception