Uses of Interface
io.vavr.test.Gen

Uses of Gen in io.vavr.test

Methods in io.vavr.test that return Gen

Modifier and Type	Method and Description
Gen<T>	Arbitrary.apply(int size) Returns a generator for objects of type T.
static Gen<Character>	Gen.choose(char... characters) Chooses a char from all chars in the array
static Gen<Character>	Gen.choose(char min, char max) Chooses a char between min and max, bounds inclusive and chars distributed according to the underlying random number generator.
static <T extends Enum<T>> Gen<T>	Gen.choose(Class<T> clazz) Chooses an enum value from all the enum constants defined in the enumerated type.
static Gen<Double>	Gen.choose(double min, double max) Chooses a double between min and max, bounds inclusive and numbers distributed according to the distribution of the underlying random number generator.
static Gen<Integer>	Gen.choose(int min, int max) Chooses an int between min and max, bounds inclusive and numbers distributed according to the distribution of the underlying random number generator.
static <T> Gen<T>	Gen.choose(Iterable<T> values) Chooses a value from all values in the iterable
static Gen<Long>	Gen.choose(long min, long max) Chooses a long between min and max, bounds inclusive and numbers distributed according to the distribution of the underlying random number generator.
static <T> Gen<T>	Gen.choose(T... values) Chooses a value from all values in the array.
static <T> Gen<T>	Gen.fail() A failing generator which throws a RuntimeException("failed").
static <T> Gen<T>	Gen.fail(String message) A failing generator which throws a RuntimeException.
default Gen<T>	Gen.filter(Predicate<? super T> predicate) Returns a generator based on this generator which produces values that fulfill the given predicate.
default <U> Gen<U>	Gen.flatMap(Function<? super T,? extends Gen<? extends U>> mapper) Maps generated Ts to Us.
static <T> Gen<T>	Gen.frequency(Iterable<Tuple2<Integer,Gen<T>>> generators) Chooses one of the given generators according to their frequency.
static <T> Gen<T>	Gen.frequency(Tuple2<Integer,Gen<T>>... generators) Chooses one of the given generators according to their frequency.
default Gen<T>	Gen.intersperse(Gen<T> other) Intersperse values from this generator instance with those of another.
default <U> Gen<U>	Gen.map(Function<? super T,? extends U> mapper) Maps generated Ts to Us.
static <T> Gen<T>	Gen.of(T t) A generator which constantly returns t.
static <T> Gen<T>	Gen.of(T seed, Function<? super T,? extends T> next)
static <T> Gen<T>	Gen.oneOf(Gen<T>... generators) Randomly chooses one of the given generators.
static <T> Gen<T>	Gen.oneOf(Iterable<Gen<T>> generators) Randomly chooses one of the given generators.
default Gen<T>	Gen.peek(Consumer<? super T> action)

Methods in io.vavr.test with parameters of type Gen

Modifier and Type	Method and Description
default Gen<T>	Gen.intersperse(Gen<T> other) Intersperse values from this generator instance with those of another.
static <U> Arbitrary<U>	Arbitrary.ofAll(Gen<U> generator) Generates an arbitrary value from a given generator
static <T> Gen<T>	Gen.oneOf(Gen<T>... generators) Randomly chooses one of the given generators.
static Arbitrary<String>	Arbitrary.string(Gen<Character> gen) Generates arbitrary strings based on a given alphabet represented by gen.

Method parameters in io.vavr.test with type arguments of type Gen

Modifier and Type	Method and Description
default <U> Gen<U>	Gen.flatMap(Function<? super T,? extends Gen<? extends U>> mapper) Maps generated Ts to Us.
static <T> Gen<T>	Gen.frequency(Iterable<Tuple2<Integer,Gen<T>>> generators) Chooses one of the given generators according to their frequency.
static <T> Gen<T>	Gen.oneOf(Iterable<Gen<T>> generators) Randomly chooses one of the given generators.
default <U> U	Gen.transform(Function<? super Gen<T>,? extends U> f) Transforms this Gen.