org.scalacheck

Gen

object Gen

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  1. trait Choose[T] extends AnyRef

    A wrapper type for range types

  2. trait Parameters extends AnyRef

    Generator parameters, used by org.scalacheck.Gen.apply

Value Members

  1. final def !=(arg0: AnyRef): Boolean

    Definition Classes
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  2. final def !=(arg0: Any): Boolean

    Definition Classes
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  3. final def ##(): Int

    Definition Classes
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  4. final def ==(arg0: AnyRef): Boolean

    Definition Classes
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  5. final def ==(arg0: Any): Boolean

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  6. object Choose

    Provides implicit org.scalacheck.Gen.Choose instances

  7. object Parameters

    Provides methods for creating org.scalacheck.Gen.Parameters values

  8. def alphaChar: Gen[Char]

  9. def alphaLowerChar: Gen[Char]

  10. def alphaNumChar: Gen[Char]

  11. def alphaStr: Gen[String]

  12. def alphaUpperChar: Gen[Char]

  13. final def asInstanceOf[T0]: T0

    Definition Classes
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  14. def choose[T](min: T, max: T)(implicit c: Choose[T]): Gen[T]

    A generator that generates a random value in the given (inclusive) range.

    A generator that generates a random value in the given (inclusive) range. If the range is invalid, the generator will not generate any value.

  15. def chooseNum[T](minT: T, maxT: T, specials: T*)(implicit num: Numeric[T], c: Choose[T]): Gen[T]

    Generates numbers within the given inclusive range, with extra weight on zero, +/- unity, both extremities, and any special numbers provided.

    Generates numbers within the given inclusive range, with extra weight on zero, +/- unity, both extremities, and any special numbers provided. The special numbers must lie within the given range, otherwise they won't be included.

  16. def clone(): AnyRef

    Attributes
    protected[java.lang]
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    @throws( ... )

  17. implicit def const[T](x: T): Gen[T]

    A generator that always generates the given value

  18. def containerOf[C[_, _], T, U](g: Gen[(T, U)])(implicit evb: Buildable2[T, U, C], evt: (C[T, U]) ⇒ Traversable[(T, U)]): Gen[C[T, U]]

    Generates a container of any Traversable type for which there exists an implicit Buildable2 instance.

    Generates a container of any Traversable type for which there exists an implicit Buildable2 instance. The elements in the container will be generated by the given generator. The size of the container is bounded by the size parameter used when generating values.

  19. def containerOf[C[_], T](g: Gen[T])(implicit evb: Buildable[T, C], evt: (C[T]) ⇒ Traversable[T]): Gen[C[T]]

    Generates a container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable instance.

    Generates a container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable instance. The elements in the container will be generated by the given generator. The size of the container is bounded by the size parameter used when generating values.

  20. def containerOfN[C[_, _], T, U](n: Int, g: Gen[(T, U)])(implicit evb: Buildable2[T, U, C], evt: (C[T, U]) ⇒ Traversable[(T, U)]): Gen[C[T, U]]

    Generates a container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable2 instance.

    Generates a container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable2 instance. The elements in the container will be generated by the given generator. The size of the generated container is given by n. If the given generator fails generating a value, the complete container generator will also fail.

  21. def containerOfN[C[_], T](n: Int, g: Gen[T])(implicit evb: Buildable[T, C], evt: (C[T]) ⇒ Traversable[T]): Gen[C[T]]

    Generates a container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable instance.

    Generates a container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable instance. The elements in the container will be generated by the given generator. The size of the generated container is given by n. If the given generator fails generating a value, the complete container generator will also fail.

  22. final def eq(arg0: AnyRef): Boolean

    Definition Classes
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  23. def equals(arg0: Any): Boolean

    Definition Classes
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  24. def fail[T]: Gen[T]

    A generator that never generates a value

  25. def finalize(): Unit

    Attributes
    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )

  26. implicit def freqTuple[T](t: (Int, T)): (Int, Gen[T])

  27. def frequency[T](gs: (Int, Gen[T])*): Gen[T]

    Chooses one of the given generators with a weighted random distribution

  28. final def getClass(): Class[_]

    Definition Classes
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  29. def hashCode(): Int

    Definition Classes
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  30. def identifier: Gen[String]

  31. final def isInstanceOf[T0]: Boolean

    Definition Classes
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  32. def listOf[T](g: ⇒ Gen[T]): Gen[List[T]]

    Generates a list of random length.

    Generates a list of random length. The maximum length depends on the size parameter. This method is equal to calling containerOf[List,T](g).

  33. def listOfN[T](n: Int, g: Gen[T]): Gen[List[T]]

    Generates a list of the given length.

    Generates a list of the given length. This method is equal to calling containerOfN[List,T](n,g).

  34. def lzy[T](g: ⇒ Gen[T]): Gen[T]

    Wraps a generator lazily.

    Wraps a generator lazily. The given parameter is only evaluated once, and not until the wrapper generator is evaluated.

  35. def mapOf[T, U](g: ⇒ Gen[(T, U)]): Gen[Map[T, U]]

    Generates a map of random length.

    Generates a map of random length. The maximum length depends on the size parameter. This method is equal to calling containerOf[Map,T,U](g).

  36. def mapOfN[T, U](n: Int, g: Gen[(T, U)]): Gen[Map[T, U]]

    Generates a map of the given length.

    Generates a map of the given length. This method is equal to calling containerOfN[List,T](n,g).

  37. final def ne(arg0: AnyRef): Boolean

    Definition Classes
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  38. def negNum[T](implicit num: Numeric[T], c: Choose[T]): Gen[T]

    Generates negative numbers of uniform distribution, with an lower bound of the negated generation size parameter.

  39. def nonEmptyContainerOf[C[_, _], T, U](g: Gen[(T, U)])(implicit evb: Buildable2[T, U, C], evt: (C[T, U]) ⇒ Traversable[(T, U)]): Gen[C[T, U]]

    Generates a non-empty container of any type for which there exists an implicit Buildable2 instance.

    Generates a non-empty container of any type for which there exists an implicit Buildable2 instance. The elements in the container will be generated by the given generator. The size of the container is bounded by the size parameter used when generating values.

  40. def nonEmptyContainerOf[C[_], T](g: Gen[T])(implicit evb: Buildable[T, C], evt: (C[T]) ⇒ Traversable[T]): Gen[C[T]]

    Generates a non-empty container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable instance.

    Generates a non-empty container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable instance. The elements in the container will be generated by the given generator. The size of the container is bounded by the size parameter used when generating values.

  41. def nonEmptyListOf[T](g: ⇒ Gen[T]): Gen[List[T]]

    Generates a non-empty list of random length.

    Generates a non-empty list of random length. The maximum length depends on the size parameter. This method is equal to calling nonEmptyContainerOf[List,T](g).

  42. def nonEmptyMap[T, U](g: ⇒ Gen[(T, U)]): Gen[Map[T, U]]

    Generates a non-empty map of random length.

    Generates a non-empty map of random length. The maximum length depends on the size parameter. This method is equal to calling nonEmptyContainerOf[Map,T,U](g).

  43. final def notify(): Unit

    Definition Classes
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  44. final def notifyAll(): Unit

    Definition Classes
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  45. def numChar: Gen[Char]

  46. def numStr: Gen[String]

  47. def oneOf[T](g0: Gen[T], g1: Gen[T], gn: Gen[T]*): Gen[T]

    Picks a random generator from a list

  48. def oneOf[T](t0: T, t1: T, tn: T*): Gen[T]

    Picks a random value from a list

  49. def oneOf[T](xs: Seq[T]): Gen[T]

    Picks a random value from a list

  50. def option[T](g: Gen[T]): Gen[Option[T]]

    Makes a generator result optional.

    Makes a generator result optional. Either Some(T) or None will be provided.

  51. def parameterized[T](f: (Parameters) ⇒ Gen[T]): Gen[T]

    Creates a generator that can access its generation parameters

  52. def pick[T](n: Int, g1: Gen[T], g2: Gen[T], gn: Gen[T]*): Gen[Seq[T]]

    A generator that picks a given number of elements from a list, randomly

  53. def pick[T](n: Int, l: Iterable[T]): Gen[Seq[T]]

    A generator that picks a given number of elements from a list, randomly

  54. def posNum[T](implicit num: Numeric[T], c: Choose[T]): Gen[T]

    Generates positive numbers of uniform distribution, with an upper bound of the generation size parameter.

  55. def resize[T](s: Int, g: Gen[T]): Gen[T]

    Creates a resized version of a generator

  56. def resultOf[T1, T2, T3, T4, T5, T6, T7, T8, T9, R](f: (T1, T2, T3, T4, T5, T6, T7, T8, T9) ⇒ R)(implicit a1: Arbitrary[T1], a2: Arbitrary[T2], a3: Arbitrary[T3], a4: Arbitrary[T4], a5: Arbitrary[T5], a6: Arbitrary[T6], a7: Arbitrary[T7], a8: Arbitrary[T8], a9: Arbitrary[T9]): Gen[R]

    Takes a function and returns a generator that generates arbitrary results of that function by feeding it with arbitrarily generated input parameters.

  57. def resultOf[T1, T2, T3, T4, T5, T6, T7, T8, R](f: (T1, T2, T3, T4, T5, T6, T7, T8) ⇒ R)(implicit a1: Arbitrary[T1], a2: Arbitrary[T2], a3: Arbitrary[T3], a4: Arbitrary[T4], a5: Arbitrary[T5], a6: Arbitrary[T6], a7: Arbitrary[T7], a8: Arbitrary[T8]): Gen[R]

    Takes a function and returns a generator that generates arbitrary results of that function by feeding it with arbitrarily generated input parameters.

  58. def resultOf[T1, T2, T3, T4, T5, T6, T7, R](f: (T1, T2, T3, T4, T5, T6, T7) ⇒ R)(implicit a1: Arbitrary[T1], a2: Arbitrary[T2], a3: Arbitrary[T3], a4: Arbitrary[T4], a5: Arbitrary[T5], a6: Arbitrary[T6], a7: Arbitrary[T7]): Gen[R]

    Takes a function and returns a generator that generates arbitrary results of that function by feeding it with arbitrarily generated input parameters.

  59. def resultOf[T1, T2, T3, T4, T5, T6, R](f: (T1, T2, T3, T4, T5, T6) ⇒ R)(implicit a1: Arbitrary[T1], a2: Arbitrary[T2], a3: Arbitrary[T3], a4: Arbitrary[T4], a5: Arbitrary[T5], a6: Arbitrary[T6]): Gen[R]

    Takes a function and returns a generator that generates arbitrary results of that function by feeding it with arbitrarily generated input parameters.

  60. def resultOf[T1, T2, T3, T4, T5, R](f: (T1, T2, T3, T4, T5) ⇒ R)(implicit a1: Arbitrary[T1], a2: Arbitrary[T2], a3: Arbitrary[T3], a4: Arbitrary[T4], a5: Arbitrary[T5]): Gen[R]

    Takes a function and returns a generator that generates arbitrary results of that function by feeding it with arbitrarily generated input parameters.

  61. def resultOf[T1, T2, T3, T4, R](f: (T1, T2, T3, T4) ⇒ R)(implicit a1: Arbitrary[T1], a2: Arbitrary[T2], a3: Arbitrary[T3], a4: Arbitrary[T4]): Gen[R]

    Takes a function and returns a generator that generates arbitrary results of that function by feeding it with arbitrarily generated input parameters.

  62. def resultOf[T1, T2, T3, R](f: (T1, T2, T3) ⇒ R)(implicit a1: Arbitrary[T1], a2: Arbitrary[T2], a3: Arbitrary[T3]): Gen[R]

    Takes a function and returns a generator that generates arbitrary results of that function by feeding it with arbitrarily generated input parameters.

  63. def resultOf[T1, T2, R](f: (T1, T2) ⇒ R)(implicit a1: Arbitrary[T1], a2: Arbitrary[T2]): Gen[R]

    Takes a function and returns a generator that generates arbitrary results of that function by feeding it with arbitrarily generated input parameters.

  64. def resultOf[T, R](f: (T) ⇒ R)(implicit a: Arbitrary[T]): Gen[R]

    Takes a function and returns a generator that generates arbitrary results of that function by feeding it with arbitrarily generated input parameters.

  65. def sequence[C[_, _], T, U](gs: Traversable[Gen[(T, U)]])(implicit b: Buildable2[T, U, C]): Gen[C[T, U]]

    Sequences generators.

    Sequences generators. If any of the given generators fails, the resulting generator will also fail.

  66. def sequence[C[_], T](gs: Traversable[Gen[T]])(implicit b: Buildable[T, C]): Gen[C[T]]

    Sequences generators.

    Sequences generators. If any of the given generators fails, the resulting generator will also fail.

  67. def sized[T](f: (Int) ⇒ Gen[T]): Gen[T]

    Creates a generator that can access its generation size

  68. def someOf[T](g1: Gen[T], g2: Gen[T], gs: Gen[T]*): Gen[Seq[T]]

    A generator that picks a random number of elements from a list

  69. def someOf[T](l: Iterable[T]): Gen[Seq[T]]

    A generator that picks a random number of elements from a list

  70. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
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  71. def toString(): String

    Definition Classes
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  72. final def wait(): Unit

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    @throws( ... )

  73. final def wait(arg0: Long, arg1: Int): Unit

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    @throws( ... )

  74. final def wait(arg0: Long): Unit

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    @throws( ... )

  75. def wrap[T](g: ⇒ Gen[T]): Gen[T]

    Wraps a generator for later evaluation.

    Wraps a generator for later evaluation. The given parameter is evaluated each time the wrapper generator is evaluated.

Deprecated Value Members

  1. def containerOf1[C[_], T](g: Gen[T])(implicit evb: Buildable[T, C], evt: (C[T]) ⇒ Traversable[T]): Gen[C[T]]

    Generates a non-empty container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable instance.

    Generates a non-empty container of any Traversable type for which there exists an implicit org.scalacheck.util.Buildable instance. The elements in the container will be generated by the given generator. The size of the container is bounded by the size parameter used when generating values.

    Annotations
    @deprecated
    Deprecated

    (Since version 1.11.0) Use Gen.nonEmptyContainerOf instead

  2. def listOf1[T](g: ⇒ Gen[T]): Gen[List[T]]

    Generates a non-empty list of random length.

    Generates a non-empty list of random length. The maximum length depends on the size parameter. This method is equal to calling nonEmptyContainerOf[List,T](g).

    Annotations
    @deprecated
    Deprecated

    (Since version 1.11.0) Use Gen.nonEmptyListOf instead

  3. def value[T](x: T): Gen[T]

    A generator that always generates the given value

    A generator that always generates the given value

    Annotations
    @deprecated
    Deprecated

    (Since version 1.11.0) Use Gen.const instead

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