API Reference | fast-check | Property based testing framework
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    Function mapToConstant

    • Generate non-contiguous ranges of values by mapping integer values to constant

      Type Parameters

      • T

      Parameters

      • ...entries: { build: (idInGroup: number) => T; num: number }[]

      Returns Arbitrary<T>

      // generate alphanumeric values (a-z0-9)
      mapToConstant(
      { num: 26, build: v => String.fromCharCode(v + 0x61) },
      { num: 10, build: v => String.fromCharCode(v + 0x30) },
      )

      Since 1.14.0