StepVerifier.Assertions (Reactor Core 3.5.21 API)

Enclosing interface:

StepVerifier
```
public static interface StepVerifier.Assertions
```
Exposes post-verification state assertions.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`StepVerifier.Assertions`	`hasDiscarded(Object... values)` Assert that the tested publisher has discarded at least all of the provided elements to the `discard` hook, in any order.
`StepVerifier.Assertions`	`hasDiscardedElements()` Assert that the tested publisher has discarded at least one element to the `discard` hook.
`StepVerifier.Assertions`	`hasDiscardedElementsMatching(Predicate<Collection<Object>> matcher)` Assert that the tested publisher has discarded one or more elements to the `discard` hook, and check that the collection of discarded elements matches a predicate.
`StepVerifier.Assertions`	`hasDiscardedElementsSatisfying(Consumer<Collection<Object>> consumer)` Assert that the tested publisher has discarded one or more elements to the `discard` hook, and assert them as a collection.
`StepVerifier.Assertions`	`hasDiscardedExactly(Object... values)` Assert that the tested publisher has discarded all of the provided elements to the `discard` hook, in any order, and that no other elements were dropped.
`StepVerifier.Assertions`	`hasDropped(Object... values)` Assert that the tested publisher has dropped at least all of the provided elements to the `Hooks.onNextDropped(Consumer)` hook, in any order.
`StepVerifier.Assertions`	`hasDroppedElements()` Assert that the tested publisher has dropped at least one element to the `Hooks.onNextDropped(Consumer)` hook.
`StepVerifier.Assertions`	`hasDroppedErrorMatching(Predicate<Throwable> matcher)` Assert that the tested publisher has dropped exactly one error matching the given predicate to the `Hooks.onErrorDropped(Consumer)` hook.
`StepVerifier.Assertions`	`hasDroppedErrorOfType(Class<? extends Throwable> clazz)` Assert that the tested publisher has dropped exactly one error of the given type to the `Hooks.onErrorDropped(Consumer)` hook.
`StepVerifier.Assertions`	`hasDroppedErrors()` Assert that the tested publisher has dropped at least one error to the `Hooks.onErrorDropped(Consumer)` hook.
`StepVerifier.Assertions`	`hasDroppedErrors(int n)` Assert that the tested publisher has dropped exactly n errors to the `Hooks.onErrorDropped(Consumer)` hook.
`StepVerifier.Assertions`	`hasDroppedErrorsMatching(Predicate<Collection<Throwable>> errorsConsumer)` Assert that the tested publisher has dropped one or more errors to the `Hooks.onErrorDropped(Consumer)` hook, and check that the collection of errors matches a predicate.
`StepVerifier.Assertions`	`hasDroppedErrorsSatisfying(Consumer<Collection<Throwable>> errorsConsumer)` Assert that the tested publisher has dropped one or more errors to the `Hooks.onErrorDropped(Consumer)` hook, and assert them as a collection.
`StepVerifier.Assertions`	`hasDroppedErrorWithMessage(String message)` Assert that the tested publisher has dropped exactly one error with the exact provided message to the `Hooks.onErrorDropped(Consumer)` hook.
`StepVerifier.Assertions`	`hasDroppedErrorWithMessageContaining(String messagePart)` Assert that the tested publisher has dropped exactly one error with a message containing the provided string to the `Hooks.onErrorDropped(Consumer)` hook.
`StepVerifier.Assertions`	`hasDroppedExactly(Object... values)` Assert that the tested publisher has dropped all of the provided elements to the `Hooks.onNextDropped(Consumer)` hook, in any order, and that no other elements were dropped.
`StepVerifier.Assertions`	`hasNotDiscardedElements()` Assert that the tested publisher has not discarded any element to the `discard` hook.
`StepVerifier.Assertions`	`hasNotDroppedElements()` Assert that the tested publisher has not dropped any element to the `Hooks.onNextDropped(Consumer)` hook.
`StepVerifier.Assertions`	`hasNotDroppedErrors()` Assert that the tested publisher has not dropped any error to the `Hooks.onErrorDropped(Consumer)` hook.
`StepVerifier.Assertions`	`hasOperatorErrorMatching(Predicate<Throwable> matcher)` Assert that the tested publisher has triggered the `onOperatorError` hook exactly once and the error matches the given predicate.
`StepVerifier.Assertions`	`hasOperatorErrorOfType(Class<? extends Throwable> clazz)` Assert that the tested publisher has triggered the `onOperatorError` hook exactly once and the error is of the given type.
`StepVerifier.Assertions`	`hasOperatorErrors()` Assert that the tested publisher has triggered the `onOperatorError` hook at least once.
`StepVerifier.Assertions`	`hasOperatorErrors(int n)` Assert that the tested publisher has triggered the `onOperatorError` hook exactly n times.
`StepVerifier.Assertions`	`hasOperatorErrorsMatching(Predicate<Collection<Tuple2<Optional<Throwable>,Optional<?>>>> errorsConsumer)` Assert that the tested publisher has triggered the `onOperatorError` hook once or more, and check that the collection of errors and their optionally associated data matches a predicate.
`StepVerifier.Assertions`	`hasOperatorErrorsSatisfying(Consumer<Collection<Tuple2<Optional<Throwable>,Optional<?>>>> errorsConsumer)` Assert that the tested publisher has triggered the `onOperatorError` hook once or more, and assert the errors and optionally associated data as a collection.
`StepVerifier.Assertions`	`hasOperatorErrorWithMessage(String message)` Assert that the tested publisher has triggered the `onOperatorError` hook exactly once and the error has the exact provided message.
`StepVerifier.Assertions`	`hasOperatorErrorWithMessageContaining(String messagePart)` Assert that the tested publisher has triggered the `onOperatorError` hook exactly once, with the error message containing the provided string.
`StepVerifier.Assertions`	`tookLessThan(Duration d)` Assert that the whole verification took strictly less than the provided duration to execute.
`StepVerifier.Assertions`	`tookMoreThan(Duration d)` Assert that the whole verification took strictly more than the provided duration to execute.

- Method Detail
  - hasDroppedElements
```
StepVerifier.Assertions hasDroppedElements()
```
    Assert that the tested publisher has dropped at least one element to the Hooks.onNextDropped(Consumer) hook.
  - hasNotDroppedElements
```
StepVerifier.Assertions hasNotDroppedElements()
```
    Assert that the tested publisher has not dropped any element to the Hooks.onNextDropped(Consumer) hook.
  - hasDropped
```
StepVerifier.Assertions hasDropped(Object... values)
```
    Assert that the tested publisher has dropped at least all of the provided elements to the Hooks.onNextDropped(Consumer) hook, in any order.
  - hasDroppedExactly
```
StepVerifier.Assertions hasDroppedExactly(Object... values)
```
    Assert that the tested publisher has dropped all of the provided elements to the Hooks.onNextDropped(Consumer) hook, in any order, and that no other elements were dropped.
  - hasDiscardedElements
```
StepVerifier.Assertions hasDiscardedElements()
```
    Assert that the tested publisher has discarded at least one element to the discard hook.
    Unlike hasDroppedElements(), the discard hook can be invoked as part of normal operations, eg. when an element doesn't match a filter.
  - hasNotDiscardedElements
```
StepVerifier.Assertions hasNotDiscardedElements()
```
    Assert that the tested publisher has not discarded any element to the discard hook.
    Unlike hasDroppedElements(), the discard hook can be invoked as part of normal operations, eg. when an element doesn't match a filter.
  - hasDiscarded
```
StepVerifier.Assertions hasDiscarded(Object... values)
```
    Assert that the tested publisher has discarded at least all of the provided elements to the discard hook, in any order.
    Unlike hasDroppedElements(), the discard hook can be invoked as part of normal operations, eg. when an element doesn't match a filter.
  - hasDiscardedExactly
```
StepVerifier.Assertions hasDiscardedExactly(Object... values)
```
    Assert that the tested publisher has discarded all of the provided elements to the discard hook, in any order, and that no other elements were dropped.
    Unlike hasDroppedElements(), the discard hook can be invoked as part of normal operations, eg. when an element doesn't match a filter.
  - hasDiscardedElementsMatching
```
StepVerifier.Assertions hasDiscardedElementsMatching(Predicate<Collection<Object>> matcher)
```
    Assert that the tested publisher has discarded one or more elements to the discard hook, and check that the collection of discarded elements matches a predicate.
  - hasDiscardedElementsSatisfying
```
StepVerifier.Assertions hasDiscardedElementsSatisfying(Consumer<Collection<Object>> consumer)
```
    Assert that the tested publisher has discarded one or more elements to the discard hook, and assert them as a collection.
  - hasDroppedErrors
```
StepVerifier.Assertions hasDroppedErrors()
```
    Assert that the tested publisher has dropped at least one error to the Hooks.onErrorDropped(Consumer) hook.
  - hasNotDroppedErrors
```
StepVerifier.Assertions hasNotDroppedErrors()
```
    Assert that the tested publisher has not dropped any error to the Hooks.onErrorDropped(Consumer) hook.
  - hasDroppedErrors
```
StepVerifier.Assertions hasDroppedErrors(int n)
```
    Assert that the tested publisher has dropped exactly n errors to the Hooks.onErrorDropped(Consumer) hook.
  - hasDroppedErrorOfType
```
StepVerifier.Assertions hasDroppedErrorOfType(Class<? extends Throwable> clazz)
```
    Assert that the tested publisher has dropped exactly one error of the given type to the Hooks.onErrorDropped(Consumer) hook.
  - hasDroppedErrorMatching
```
StepVerifier.Assertions hasDroppedErrorMatching(Predicate<Throwable> matcher)
```
    Assert that the tested publisher has dropped exactly one error matching the given predicate to the Hooks.onErrorDropped(Consumer) hook.
  - hasDroppedErrorWithMessage
```
StepVerifier.Assertions hasDroppedErrorWithMessage(String message)
```
    Assert that the tested publisher has dropped exactly one error with the exact provided message to the Hooks.onErrorDropped(Consumer) hook.
  - hasDroppedErrorWithMessageContaining
```
StepVerifier.Assertions hasDroppedErrorWithMessageContaining(String messagePart)
```
    Assert that the tested publisher has dropped exactly one error with a message containing the provided string to the Hooks.onErrorDropped(Consumer) hook.
  - hasDroppedErrorsSatisfying
```
StepVerifier.Assertions hasDroppedErrorsSatisfying(Consumer<Collection<Throwable>> errorsConsumer)
```
    Assert that the tested publisher has dropped one or more errors to the Hooks.onErrorDropped(Consumer) hook, and assert them as a collection.
  - hasDroppedErrorsMatching
```
StepVerifier.Assertions hasDroppedErrorsMatching(Predicate<Collection<Throwable>> errorsConsumer)
```
    Assert that the tested publisher has dropped one or more errors to the Hooks.onErrorDropped(Consumer) hook, and check that the collection of errors matches a predicate.
  - hasOperatorErrors
```
StepVerifier.Assertions hasOperatorErrors()
```
    Assert that the tested publisher has triggered the onOperatorError hook at least once.
  - hasOperatorErrors
```
StepVerifier.Assertions hasOperatorErrors(int n)
```
    Assert that the tested publisher has triggered the onOperatorError hook exactly n times.
  - hasOperatorErrorOfType
```
StepVerifier.Assertions hasOperatorErrorOfType(Class<? extends Throwable> clazz)
```
    Assert that the tested publisher has triggered the onOperatorError hook exactly once and the error is of the given type.
  - hasOperatorErrorMatching
```
StepVerifier.Assertions hasOperatorErrorMatching(Predicate<Throwable> matcher)
```
    Assert that the tested publisher has triggered the onOperatorError hook exactly once and the error matches the given predicate.
  - hasOperatorErrorWithMessage
```
StepVerifier.Assertions hasOperatorErrorWithMessage(String message)
```
    Assert that the tested publisher has triggered the onOperatorError hook exactly once and the error has the exact provided message.
  - hasOperatorErrorWithMessageContaining
```
StepVerifier.Assertions hasOperatorErrorWithMessageContaining(String messagePart)
```
    Assert that the tested publisher has triggered the onOperatorError hook exactly once, with the error message containing the provided string.
  - hasOperatorErrorsSatisfying
```
StepVerifier.Assertions hasOperatorErrorsSatisfying(Consumer<Collection<Tuple2<Optional<Throwable>,Optional<?>>>> errorsConsumer)
```
    Assert that the tested publisher has triggered the onOperatorError hook once or more, and assert the errors and optionally associated data as a collection.
  - hasOperatorErrorsMatching
```
StepVerifier.Assertions hasOperatorErrorsMatching(Predicate<Collection<Tuple2<Optional<Throwable>,Optional<?>>>> errorsConsumer)
```
    Assert that the tested publisher has triggered the onOperatorError hook once or more, and check that the collection of errors and their optionally associated data matches a predicate.
  - tookLessThan
```
StepVerifier.Assertions tookLessThan(Duration d)
```
    Assert that the whole verification took strictly less than the provided duration to execute.
    
    Parameters:
    
    d - the expected maximum duration of the verification
  - tookMoreThan
```
StepVerifier.Assertions tookMoreThan(Duration d)
```
    Assert that the whole verification took strictly more than the provided duration to execute.
    
    Parameters:
    
    d - the expected minimum duration of the verification

Interface StepVerifier.Assertions

Method Summary

Method Detail

hasDroppedElements

hasNotDroppedElements

hasDropped

hasDroppedExactly

hasDiscardedElements

hasNotDiscardedElements

hasDiscarded

hasDiscardedExactly

hasDiscardedElementsMatching

hasDiscardedElementsSatisfying

hasDroppedErrors

hasNotDroppedErrors

hasDroppedErrors

hasDroppedErrorOfType

hasDroppedErrorMatching

hasDroppedErrorWithMessage

hasDroppedErrorWithMessageContaining

hasDroppedErrorsSatisfying

hasDroppedErrorsMatching

hasOperatorErrors

hasOperatorErrors

hasOperatorErrorOfType

hasOperatorErrorMatching

hasOperatorErrorWithMessage

hasOperatorErrorWithMessageContaining

hasOperatorErrorsSatisfying

hasOperatorErrorsMatching

tookLessThan

tookMoreThan