include Quickcheck_intf.Quickcheck_configval default_seed : Quickcheck_intf.seeddefault_seed is used initialize the pseudo-random generator that chooses random
values from generators, in each test that is not provided its own seed.
val default_sizes : Core_kernel__.Import.int Sequence.tdefault_sizes determines the default sequence of sizes used in generating
values.
val default_trial_count : Core_kernel__.Import.intdefault_trial_count determines the number of trials per test, except in tests
that explicitly override it.
val default_can_generate_trial_count : Core_kernel__.Import.intdefault_can_generate_trial_count determines the number of trials used in attempts
to generate satisfying values, except in tests that explicitly override it.
val default_shrink_attempts : Quickcheck_intf.shrink_attemptsdefault_shrink_attempts determines the number of attempts at shrinking
when running test or iter with ~shrinker and without
~shrink_attempts
val random_value : ?seed:Quickcheck_intf.seed ‑> ?size:Core_kernel__.Import.int ‑> 'a gen ‑> 'arandom_value gen produces a single value chosen from gen using seed.
val iter : ?seed:Quickcheck_intf.seed ‑> ?sizes:Core_kernel__.Import.int Sequence.t ‑> ?trials:Core_kernel__.Import.int ‑> 'a gen ‑> f:('a ‑> Core_kernel__.Import.unit) ‑> Core_kernel__.Import.unititer gen ~f runs f on up to trials different values generated by gen. It
stops successfully after trials successful trials or if gen runs out of values.
It raises an exception if f raises an exception.
val test : ?seed:Quickcheck_intf.seed ‑> ?sizes:Core_kernel__.Import.int Sequence.t ‑> ?trials:Core_kernel__.Import.int ‑> ?shrinker:'a shr ‑> ?shrink_attempts:Quickcheck_intf.shrink_attempts ‑> ?sexp_of:('a ‑> Base.Sexp.t) ‑> ?examples:'a Core_kernel__.Import.list ‑> 'a gen ‑> f:('a ‑> Core_kernel__.Import.unit) ‑> Core_kernel__.Import.unittest gen ~f is like iter, with optional concrete examples that are tested
before values from gen, and additional information provided on failure. If f
raises an exception and sexp_of is provided, the exception is re-raised with a
description of the random input that triggered the failure. If f raises an
exception and shrinker is provided, it will be used to attempt to shrink the value
that caused the exception with re-raising behaving the same as for unshrunk inputs.
val test_or_error : ?seed:Quickcheck_intf.seed ‑> ?sizes:Core_kernel__.Import.int Sequence.t ‑> ?trials:Core_kernel__.Import.int ‑> ?shrinker:'a shr ‑> ?shrink_attempts:Quickcheck_intf.shrink_attempts ‑> ?sexp_of:('a ‑> Base.Sexp.t) ‑> ?examples:'a Core_kernel__.Import.list ‑> 'a gen ‑> f:('a ‑> Core_kernel__.Import.unit Or_error.t) ‑> Core_kernel__.Import.unit Or_error.ttest_or_error is like test, except failure is determined using Or_error.t. Any
exceptions raised by f are not caught.
val test_can_generate : ?seed:Quickcheck_intf.seed ‑> ?sizes:Core_kernel__.Import.int Sequence.t ‑> ?trials:Core_kernel__.Import.int ‑> ?sexp_of:('a ‑> Base.Sexp.t) ‑> 'a gen ‑> f:('a ‑> Core_kernel__.Import.bool) ‑> Core_kernel__.Import.unittest_can_generate gen ~f is useful for testing gen values, to make sure they can
generate useful examples. It tests gen by generating up to trials values and
passing them to f. Once a value satisfies f, the iteration stops. If no values
satisfy f, test_can_generate raises an exception. If sexp_of is provided, the
exception includes all of the generated values.
val test_distinct_values : ?seed:Quickcheck_intf.seed ‑> ?sizes:Core_kernel__.Import.int Sequence.t ‑> ?sexp_of:('a ‑> Base.Sexp.t) ‑> 'a gen ‑> trials:Core_kernel__.Import.int ‑> distinct_values:Core_kernel__.Import.int ‑> compare:('a ‑> 'a ‑> Core_kernel__.Import.int) ‑> Core_kernel__.Import.unittest_distinct_values gen is useful for testing gen values, to make sure they
create sufficient distinct values. It tests gen by generating up to trials
values and making sure at least distinct_values of the resulting values are unique
with respect to compare. If too few distinct values are generated,
test_distinct_values raises an exception. If sexp_of is provided, the exception
includes the values generated.
val random_sequence : ?seed:Quickcheck_intf.seed ‑> ?sizes:Core_kernel__.Import.int Sequence.t ‑> 'a gen ‑> 'a Sequence.trandom_sequence ~seed gen produces a sequence of values chosen from gen.