[#487] Include clojure.test.check as preparation for clojure.spec

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Michiel Borkent 2021-01-24 21:07:07 +01:00 committed by GitHub
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15 changed files with 3048 additions and 45 deletions

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@ -5,6 +5,8 @@
"feature-lanterna" "feature-lanterna"
"feature-core-match" "feature-core-match"
"feature-hiccup" "feature-hiccup"
"feature-test-check"
"feature-spec-alpha"
"sci/src" "babashka.curl/src" "pods/src" "sci/src" "babashka.curl/src" "pods/src"
"babashka.nrepl/src" "babashka.nrepl/src"
"depstar/src" "process/src" "depstar/src" "process/src"
@ -21,6 +23,7 @@
org.clojure/data.xml {:mvn/version "0.2.0-alpha6"} org.clojure/data.xml {:mvn/version "0.2.0-alpha6"}
clj-commons/clj-yaml {:mvn/version "0.7.2"} clj-commons/clj-yaml {:mvn/version "0.7.2"}
com.cognitect/transit-clj {:mvn/version "1.0.324"} com.cognitect/transit-clj {:mvn/version "1.0.324"}
org.clojure/test.check {:mvn/version "1.1.0"}
nrepl/bencode {:mvn/version "1.1.0"} nrepl/bencode {:mvn/version "1.1.0"}
seancorfield/next.jdbc {:mvn/version "1.1.610"} seancorfield/next.jdbc {:mvn/version "1.1.610"}
org.postgresql/postgresql {:mvn/version "42.2.18"} org.postgresql/postgresql {:mvn/version "42.2.18"}

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@ -0,0 +1,61 @@
(ns babashka.impl.spec
{:no-doc true}
(:require [babashka.impl.clojure.spec.alpha :as s]
[babashka.impl.clojure.spec.gen.alpha :as gen]
[babashka.impl.clojure.spec.test.alpha :as test]
[clojure.core :as c]
[sci.core :as sci :refer [copy-var]]
[sci.impl.vars :as vars]))
(def sns (vars/->SciNamespace 'clojure.spec.alpha nil))
(def tns (vars/->SciNamespace 'clojure.spec.test.alpha nil))
(def gns (vars/->SciNamespace 'clojure.spec.gen.alpha nil))
(defn- ns-qualify
"Qualify symbol s by resolving it or using the current *ns*."
[s]
(if-let [ns-sym (some-> s namespace symbol)]
(c/or (some-> (get (ns-aliases *ns*) ns-sym) str (symbol (name s)))
s)
(symbol (str (.name *ns*)) (str s))))
(c/defn def
"Given a namespace-qualified keyword or resolvable symbol k, and a
spec, spec-name, predicate or regex-op makes an entry in the
registry mapping k to the spec. Use nil to remove an entry in
the registry for k."
[_ _ k spec-form]
(let [k (if (symbol? k) (ns-qualify k) k)]
`(clojure.spec.alpha/def-impl '~k '~(s/res spec-form) ~spec-form)))
;; TODO: fix error in clj-kondo: def is a special form which should always be resolved as the special form
#_:clj-kondo/ignore
(def spec-namespace
{'def (sci/copy-var s/def sns)
'def-impl (copy-var s/def-impl sns)
'valid? (copy-var s/valid? sns)
'gen (copy-var s/gen sns)
'cat (copy-var s/cat sns)
'cat-impl (copy-var s/cat-impl sns)
'fdef (copy-var s/fdef sns)
'fspec (copy-var s/fspec sns)
'fspec-impl (copy-var s/fspec-impl sns)
;; 372
'spec (copy-var s/spec sns)
'spec-impl (copy-var s/spec-impl sns)
#_#_'explain-data (copy-var s/explain-data sns)})
#_:clj-kondo/ignore
(def test-namespace
{'instrument (copy-var test/instrument tns)
'unstrument (copy-var test/unstrument tns)})
#_:clj-kondo/ignore
(def gen-namespace
{'generate (copy-var gen/generate gns)})
;; def-impl
;; -> spec? ;; OK
;; regex?
;; spec-impl
;; with-name

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@ -0,0 +1,177 @@
(ns babashka.impl.clojure.test.check
{:no-doc true}
(:require [clojure.test.check.random :as random]
[sci.core :as sci]))
(def next-rng
"Returns a random-number generator. Successive calls should return
independent results."
(let [a (atom (delay (random/make-java-util-splittable-random (System/currentTimeMillis))))
thread-local
(proxy [ThreadLocal] []
(initialValue []
(first (random/split (swap! a #(second (random/split (force %))))))))]
(fn []
(let [rng (.get thread-local)
[rng1 rng2] (random/split rng)]
(.set thread-local rng2)
rng1))))
(defn make-random
"Given an optional Long seed, returns an object that satisfies the
IRandom protocol."
([] (next-rng))
([seed] (random/make-java-util-splittable-random seed)))
(alter-var-root #'random/next-rng (constantly next-rng))
(alter-var-root #'random/make-random (constantly make-random))
(def r-ns (sci/create-ns 'clojure.test.check.random nil))
#_(doseq [k (sort (keys (ns-publics 'clojure.test.check.random)))]
(println (str "'" k) (format "(sci/copy-var random/%s r-ns)" k)))
(def random-namespace
{'make-java-util-splittable-random (sci/copy-var random/make-java-util-splittable-random r-ns)
'make-random (sci/copy-var random/make-random r-ns)
'rand-double (sci/copy-var random/rand-double r-ns)
'rand-long (sci/copy-var random/rand-long r-ns)
'split (sci/copy-var random/split r-ns)
'split-n (sci/copy-var random/split-n r-ns)})
(require '[clojure.test.check.generators :as gen])
(def gen-ns (sci/create-ns 'clojure.test.check.generators nil))
#_(doseq [k (sort (keys (ns-publics 'clojure.test.check.generators)))]
(println (str "'" k) (format "(sci/copy-var gen/%s gen-ns)" k)))
(def generators-namespace
{'->Generator (sci/copy-var gen/->Generator gen-ns)
'any (sci/copy-var gen/any gen-ns)
'any-equatable (sci/copy-var gen/any-equatable gen-ns)
'any-printable (sci/copy-var gen/any-printable gen-ns)
'any-printable-equatable (sci/copy-var gen/any-printable-equatable gen-ns)
'big-ratio (sci/copy-var gen/big-ratio gen-ns)
'bind (sci/copy-var gen/bind gen-ns)
'boolean (sci/copy-var gen/boolean gen-ns)
'byte (sci/copy-var gen/byte gen-ns)
'bytes (sci/copy-var gen/bytes gen-ns)
'call-gen (sci/copy-var gen/call-gen gen-ns)
'char (sci/copy-var gen/char gen-ns)
'char-alpha (sci/copy-var gen/char-alpha gen-ns)
'char-alpha-numeric (sci/copy-var gen/char-alpha-numeric gen-ns)
'char-alphanumeric (sci/copy-var gen/char-alphanumeric gen-ns)
'char-ascii (sci/copy-var gen/char-ascii gen-ns)
'choose (sci/copy-var gen/choose gen-ns)
'container-type (sci/copy-var gen/container-type gen-ns)
'double (sci/copy-var gen/double gen-ns)
'double* (sci/copy-var gen/double* gen-ns)
'elements (sci/copy-var gen/elements gen-ns)
'fmap (sci/copy-var gen/fmap gen-ns)
'frequency (sci/copy-var gen/frequency gen-ns)
'gen-bind (sci/copy-var gen/gen-bind gen-ns)
'gen-fmap (sci/copy-var gen/gen-fmap gen-ns)
'gen-pure (sci/copy-var gen/gen-pure gen-ns)
'generate (sci/copy-var gen/generate gen-ns)
'generator? (sci/copy-var gen/generator? gen-ns)
'hash-map (sci/copy-var gen/hash-map gen-ns)
'int (sci/copy-var gen/int gen-ns)
'keyword (sci/copy-var gen/keyword gen-ns)
'keyword-ns (sci/copy-var gen/keyword-ns gen-ns)
'large-integer (sci/copy-var gen/large-integer gen-ns)
'large-integer* (sci/copy-var gen/large-integer* gen-ns)
'lazy-random-states (sci/copy-var gen/lazy-random-states gen-ns)
'let (sci/copy-var gen/let gen-ns)
'list (sci/copy-var gen/list gen-ns)
'list-distinct (sci/copy-var gen/list-distinct gen-ns)
'list-distinct-by (sci/copy-var gen/list-distinct-by gen-ns)
'make-size-range-seq (sci/copy-var gen/make-size-range-seq gen-ns)
'map (sci/copy-var gen/map gen-ns)
'map->Generator (sci/copy-var gen/map->Generator gen-ns)
'nat (sci/copy-var gen/nat gen-ns)
'neg-int (sci/copy-var gen/neg-int gen-ns)
'no-shrink (sci/copy-var gen/no-shrink gen-ns)
'not-empty (sci/copy-var gen/not-empty gen-ns)
'one-of (sci/copy-var gen/one-of gen-ns)
'pos-int (sci/copy-var gen/pos-int gen-ns)
'ratio (sci/copy-var gen/ratio gen-ns)
'recursive-gen (sci/copy-var gen/recursive-gen gen-ns)
'resize (sci/copy-var gen/resize gen-ns)
'return (sci/copy-var gen/return gen-ns)
's-neg-int (sci/copy-var gen/s-neg-int gen-ns)
's-pos-int (sci/copy-var gen/s-pos-int gen-ns)
'sample (sci/copy-var gen/sample gen-ns)
'sample-seq (sci/copy-var gen/sample-seq gen-ns)
'scale (sci/copy-var gen/scale gen-ns)
'set (sci/copy-var gen/set gen-ns)
'shrink-2 (sci/copy-var gen/shrink-2 gen-ns)
'shuffle (sci/copy-var gen/shuffle gen-ns)
'simple-type (sci/copy-var gen/simple-type gen-ns)
'simple-type-equatable (sci/copy-var gen/simple-type-equatable gen-ns)
'simple-type-printable (sci/copy-var gen/simple-type-printable gen-ns)
'simple-type-printable-equatable (sci/copy-var gen/simple-type-printable-equatable gen-ns)
'size-bounded-bigint (sci/copy-var gen/size-bounded-bigint gen-ns)
'sized (sci/copy-var gen/sized gen-ns)
'small-integer (sci/copy-var gen/small-integer gen-ns)
'sorted-set (sci/copy-var gen/sorted-set gen-ns)
'string (sci/copy-var gen/string gen-ns)
'string-alpha-numeric (sci/copy-var gen/string-alpha-numeric gen-ns)
'string-alphanumeric (sci/copy-var gen/string-alphanumeric gen-ns)
'string-ascii (sci/copy-var gen/string-ascii gen-ns)
'such-that (sci/copy-var gen/such-that gen-ns)
'symbol (sci/copy-var gen/symbol gen-ns)
'symbol-ns (sci/copy-var gen/symbol-ns gen-ns)
'tuple (sci/copy-var gen/tuple gen-ns)
'uuid (sci/copy-var gen/uuid gen-ns)
'vector (sci/copy-var gen/vector gen-ns)
'vector-distinct (sci/copy-var gen/vector-distinct gen-ns)
'vector-distinct-by (sci/copy-var gen/vector-distinct-by gen-ns)})
(require '[clojure.test.check.rose-tree :as rose-tree])
(def rose-ns (sci/create-ns 'clojure.test.check.rose-tree nil))
#_(doseq [k (sort (keys (ns-publics 'clojure.test.check.rose-tree)))]
(println (str "'" k) (format "(sci/copy-var rose-tree/%s rose-ns)" k)))
(def rose-tree-namespace
{'->RoseTree (sci/copy-var rose-tree/->RoseTree rose-ns)
'bind (sci/copy-var rose-tree/bind rose-ns)
'children (sci/copy-var rose-tree/children rose-ns)
'collapse (sci/copy-var rose-tree/collapse rose-ns)
'filter (sci/copy-var rose-tree/filter rose-ns)
'fmap (sci/copy-var rose-tree/fmap rose-ns)
'join (sci/copy-var rose-tree/join rose-ns)
'make-rose (sci/copy-var rose-tree/make-rose rose-ns)
'permutations (sci/copy-var rose-tree/permutations rose-ns)
'pure (sci/copy-var rose-tree/pure rose-ns)
'remove (sci/copy-var rose-tree/remove rose-ns)
'root (sci/copy-var rose-tree/root rose-ns)
'seq (sci/copy-var rose-tree/seq rose-ns)
'shrink (sci/copy-var rose-tree/shrink rose-ns)
'shrink-vector (sci/copy-var rose-tree/shrink-vector rose-ns)
'zip (sci/copy-var rose-tree/zip rose-ns)})
(require '[clojure.test.check.properties :as properties])
(def p-ns (sci/create-ns 'clojure.test.check.properties nil))
#_(doseq [k (sort (keys (ns-publics 'clojure.test.check.properties)))]
(println (str "'" k) (format "(sci/copy-var properties/%s p-ns)" k)))
(def properties-namespace
{'->ErrorResult (sci/copy-var properties/->ErrorResult p-ns)
'for-all (sci/copy-var properties/for-all p-ns)
'for-all* (sci/copy-var properties/for-all* p-ns)
'map->ErrorResult (sci/copy-var properties/map->ErrorResult p-ns)})
(require '[clojure.test.check :as tc])
(def tc-ns (sci/create-ns 'clojure.test.check nil))
#_(doseq [k (sort (keys (ns-publics 'clojure.test.check)))]
(println (str "'" k) (format "(sci/copy-var tc/%s p-ns)" k)))
(def test-check-namespace
{'quick-check (sci/copy-var tc/quick-check p-ns)})

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@ -21,6 +21,7 @@
[cheshire "5.10.0"] [cheshire "5.10.0"]
[nrepl/bencode "1.1.0"] [nrepl/bencode "1.1.0"]
[borkdude/sci.impl.reflector "0.0.1-java11"] [borkdude/sci.impl.reflector "0.0.1-java11"]
[org.clojure/test.check "1.1.0"]
[org.clojure/math.combinatorics "0.1.6"]] [org.clojure/math.combinatorics "0.1.6"]]
:profiles {:feature/xml {:source-paths ["feature-xml"] :profiles {:feature/xml {:source-paths ["feature-xml"]
:dependencies [[org.clojure/data.xml "0.2.0-alpha6"]]} :dependencies [[org.clojure/data.xml "0.2.0-alpha6"]]}
@ -50,6 +51,8 @@
:dependencies [[org.clojure/core.match "1.0.0"]]} :dependencies [[org.clojure/core.match "1.0.0"]]}
:feature/hiccup {:source-paths ["feature-hiccup"] :feature/hiccup {:source-paths ["feature-hiccup"]
:dependencies [[hiccup/hiccup "2.0.0-alpha2"]]} :dependencies [[hiccup/hiccup "2.0.0-alpha2"]]}
:feature/test-check {:source-paths ["feature-test-check"]}
:feature/spec-alpha {:source-paths ["feature-spec-alpha"]}
:test [:feature/xml :test [:feature/xml
:feature/lanterna :feature/lanterna
:feature/yaml :feature/yaml
@ -63,6 +66,8 @@
:feature/httpkit-server :feature/httpkit-server
:feature/core-match :feature/core-match
:feature/hiccup :feature/hiccup
:feature/test-check
:feature/spec-alpha
{:dependencies [[clj-commons/conch "0.9.2"] {:dependencies [[clj-commons/conch "0.9.2"]
[com.clojure-goes-fast/clj-async-profiler "0.4.1"] [com.clojure-goes-fast/clj-async-profiler "0.4.1"]
[com.opentable.components/otj-pg-embedded "0.13.3"]]}] [com.opentable.components/otj-pg-embedded "0.13.3"]]}]

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@ -96,6 +96,8 @@ then
export BABASHKA_FEATURE_HTTPKIT_SERVER="${BABASHKA_FEATURE_HTTPKIT_SERVER:-false}" export BABASHKA_FEATURE_HTTPKIT_SERVER="${BABASHKA_FEATURE_HTTPKIT_SERVER:-false}"
export BABASHKA_FEATURE_CORE_MATCH="${BABASHKA_FEATURE_CORE_MATCH:-false}" export BABASHKA_FEATURE_CORE_MATCH="${BABASHKA_FEATURE_CORE_MATCH:-false}"
export BABASHKA_FEATURE_HICCUP="${BABASHKA_FEATURE_HICCUP:-false}" export BABASHKA_FEATURE_HICCUP="${BABASHKA_FEATURE_HICCUP:-false}"
export BABASHKA_FEATURE_TEST_CHECK="${BABASHKA_FEATURE_TEST_CHECK:-false}"
export BABASHKA_FEATURE_SPEC_ALPHA="${BABASHKA_FEATURE_SPEC_ALPHA:-false}"
fi fi
"$GRAALVM_HOME/bin/native-image" "${args[@]}" "$GRAALVM_HOME/bin/native-image" "${args[@]}"

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@ -132,6 +132,20 @@ else
BABASHKA_LEIN_PROFILES+=",-feature/hiccup" BABASHKA_LEIN_PROFILES+=",-feature/hiccup"
fi fi
if [ "$BABASHKA_FEATURE_TEST_CHECK" != "false" ]
then
BABASHKA_LEIN_PROFILES+=",+feature/test-check"
else
BABASHKA_LEIN_PROFILES+=",-feature/test-check"
fi
if [ "$BABASHKA_FEATURE_SPEC_ALPHA" = "true" ]
then
BABASHKA_LEIN_PROFILES+=",+feature/spec-alpha"
else
BABASHKA_LEIN_PROFILES+=",-feature/spec-alpha"
fi
if [ -z "$BABASHKA_JAR" ]; then if [ -z "$BABASHKA_JAR" ]; then
lein with-profiles "$BABASHKA_LEIN_PROFILES,+reflection,-uberjar" do run lein with-profiles "$BABASHKA_LEIN_PROFILES,+reflection,-uberjar" do run
lein with-profiles "$BABASHKA_LEIN_PROFILES" do clean, uberjar lein with-profiles "$BABASHKA_LEIN_PROFILES" do clean, uberjar

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@ -100,6 +100,18 @@ set BABASHKA_LEIN_PROFILES=%BABASHKA_LEIN_PROFILES%,+feature/hiccup
set BABASHKA_LEIN_PROFILES=%BABASHKA_LEIN_PROFILES%,-feature/hiccup set BABASHKA_LEIN_PROFILES=%BABASHKA_LEIN_PROFILES%,-feature/hiccup
) )
if not "%BABASHKA_FEATURE_TEST_CHECK%"=="false" (
set BABASHKA_LEIN_PROFILES=%BABASHKA_LEIN_PROFILES%,+feature/test-check
) else (
set BABASHKA_LEIN_PROFILES=%BABASHKA_LEIN_PROFILES%,-feature/test-check
)
if "%BABASHKA_FEATURE_SPEC_ALPHA%"=="true" (
set BABASHKA_LEIN_PROFILES=%BABASHKA_LEIN_PROFILES%,+feature/spec-alpha
) else (
set BABASHKA_LEIN_PROFILES=%BABASHKA_LEIN_PROFILES%,-feature/spec-alpha
)
call lein with-profiles %BABASHKA_LEIN_PROFILES% bb "(+ 1 2 3)" call lein with-profiles %BABASHKA_LEIN_PROFILES% bb "(+ 1 2 3)"
call lein with-profiles %BABASHKA_LEIN_PROFILES%,+reflection,-uberjar do run call lein with-profiles %BABASHKA_LEIN_PROFILES%,+reflection,-uberjar do run

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@ -0,0 +1,208 @@
; Copyright (c) Rich Hickey. All rights reserved.
; The use and distribution terms for this software are covered by the
; Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
; which can be found in the file epl-v10.html at the root of this distribution.
; By using this software in any fashion, you are agreeing to be bound by
; the terms of this license.
; You must not remove this notice, or any other, from this software.
(ns babashka.impl.clojure.spec.gen.alpha
(:refer-clojure :exclude [boolean bytes cat hash-map list map not-empty set vector
char double int keyword symbol string uuid delay shuffle])
(:require [clojure.test.check]
[clojure.test.check.generators]
[clojure.test.check.properties]))
(alias 'c 'clojure.core)
(def ^:private quick-check-ref (c/delay clojure.test.check/quick-check))
(defn quick-check
[& args]
(apply @quick-check-ref args))
(def ^:private for-all*-ref
(c/delay (clojure.test.check.properties/for-all*)))
(defn for-all*
"Dynamically loaded clojure.test.check.properties/for-all*."
[& args]
(apply @for-all*-ref args))
(let [g? clojure.test.check.generators/generator?
g clojure.test.check.generators/generate
mkg clojure.test.check.generators/->Generator]
(defn- generator?
[x]
(g? x))
(defn- generator
[gfn]
(mkg gfn))
(defn generate
"Generate a single value using generator."
[generator]
(g generator)))
(defn ^:skip-wiki delay-impl
[gfnd]
;;N.B. depends on test.check impl details
(generator (fn [rnd size]
((:gen @gfnd) rnd size))))
(defmacro delay
"given body that returns a generator, returns a
generator that delegates to that, but delays
creation until used."
[& body]
`(delay-impl (c/delay ~@body)))
(defmacro ^:skip-wiki lazy-combinator
"Implementation macro, do not call directly."
[s]
(let [fqn (c/symbol "clojure.test.check.generators" (name s))
doc (str "Lazy loaded version of " fqn)]
`(let [g# (c/delay ~fqn)]
(defn ~s
~doc
[& ~'args]
(apply @g# ~'args)))))
(defmacro ^:skip-wiki lazy-combinators
"Implementation macro, do not call directly."
[& syms]
`(do
~@(c/map
(fn [s] (c/list 'lazy-combinator s))
syms)))
(lazy-combinators hash-map list map not-empty set vector vector-distinct fmap elements
bind choose fmap one-of such-that tuple sample return
large-integer* double* frequency shuffle)
(defmacro ^:skip-wiki lazy-prim
"Implementation macro, do not call directly."
[s]
(let [fqn (c/symbol "clojure.test.check.generators" (name s))
doc (str "Fn returning " fqn)]
`(let [g# (c/delay ~fqn)]
(defn ~s
~doc
[& ~'args]
@g#))))
(defmacro ^:skip-wiki lazy-prims
"Implementation macro, do not call directly."
[& syms]
`(do
~@(c/map
(fn [s] (c/list 'lazy-prim s))
syms)))
(lazy-prims any any-printable boolean bytes char char-alpha char-alphanumeric char-ascii double
int keyword keyword-ns large-integer ratio simple-type simple-type-printable
string string-ascii string-alphanumeric symbol symbol-ns uuid)
(defn cat
"Returns a generator of a sequence catenated from results of
gens, each of which should generate something sequential."
[& gens]
(fmap #(apply concat %)
(apply tuple gens)))
(defn- qualified? [ident] (not (nil? (namespace ident))))
(def ^:private
gen-builtins
(c/delay
(let [simple (simple-type-printable)]
{any? (one-of [(return nil) (any-printable)])
some? (such-that some? (any-printable))
number? (one-of [(large-integer) (double)])
integer? (large-integer)
int? (large-integer)
pos-int? (large-integer* {:min 1})
neg-int? (large-integer* {:max -1})
nat-int? (large-integer* {:min 0})
float? (double)
double? (double)
boolean? (boolean)
string? (string-alphanumeric)
ident? (one-of [(keyword-ns) (symbol-ns)])
simple-ident? (one-of [(keyword) (symbol)])
qualified-ident? (such-that qualified? (one-of [(keyword-ns) (symbol-ns)]))
keyword? (keyword-ns)
simple-keyword? (keyword)
qualified-keyword? (such-that qualified? (keyword-ns))
symbol? (symbol-ns)
simple-symbol? (symbol)
qualified-symbol? (such-that qualified? (symbol-ns))
uuid? (uuid)
uri? (fmap #(java.net.URI/create (str "http://" % ".com")) (uuid))
decimal? (fmap #(BigDecimal/valueOf %)
(double* {:infinite? false :NaN? false}))
inst? (fmap #(java.util.Date. %)
(large-integer))
seqable? (one-of [(return nil)
(list simple)
(vector simple)
(map simple simple)
(set simple)
(string-alphanumeric)])
indexed? (vector simple)
map? (map simple simple)
vector? (vector simple)
list? (list simple)
seq? (list simple)
char? (char)
set? (set simple)
nil? (return nil)
false? (return false)
true? (return true)
zero? (return 0)
rational? (one-of [(large-integer) (ratio)])
coll? (one-of [(map simple simple)
(list simple)
(vector simple)
(set simple)])
empty? (elements [nil '() [] {} #{}])
associative? (one-of [(map simple simple) (vector simple)])
sequential? (one-of [(list simple) (vector simple)])
ratio? (such-that ratio? (ratio))
bytes? (bytes)})))
(defn gen-for-pred
"Given a predicate, returns a built-in generator if one exists."
[pred]
(if (set? pred)
(elements pred)
(get @gen-builtins pred)))
(comment
(require :reload 'clojure.spec.gen.alpha)
(in-ns 'clojure.spec.gen.alpha)
;; combinators, see call to lazy-combinators above for complete list
(generate (one-of [(gen-for-pred integer?) (gen-for-pred string?)]))
(generate (such-that #(< 10000 %) (gen-for-pred integer?)))
(let [reqs {:a (gen-for-pred number?)
:b (gen-for-pred ratio?)}
opts {:c (gen-for-pred string?)}]
(generate (bind (choose 0 (count opts))
#(let [args (concat (seq reqs) (c/shuffle (seq opts)))]
(->> args
(take (+ % (count reqs)))
(mapcat identity)
(apply hash-map))))))
(generate (cat (list (gen-for-pred string?))
(list (gen-for-pred ratio?))))
;; load your own generator
(gen-for-name 'clojure.test.check.generators/int)
;; failure modes
(gen-for-name 'unqualified)
(gen-for-name 'clojure.core/+)
(gen-for-name 'clojure.core/name-does-not-exist)
(gen-for-name 'ns.does.not.exist/f)
)

View file

@ -0,0 +1,471 @@
;; Copyright (c) Rich Hickey. All rights reserved.
;; The use and distribution terms for this software are covered by the
;; Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
;; which can be found in the file epl-v10.html at the root of this distribution.
;; By using this software in any fashion, you are agreeing to be bound by
;; the terms of this license.
;; You must not remove this notice, or any other, from this software.
(ns babashka.impl.clojure.spec.test.alpha
(:refer-clojure :exclude [test])
(:require
[babashka.impl.clojure.spec.alpha :as s]
[babashka.impl.clojure.spec.gen.alpha :as gen]
[babashka.impl.pprint :as pp]
[clojure.string :as str]))
(in-ns 'clojure.spec.test.check)
(in-ns 'babashka.impl.clojure.spec.test.alpha)
(alias 'stc 'clojure.spec.test.check)
(defn- throwable?
[x]
(instance? Throwable x))
(defn ->sym
[x]
(@#'s/->sym x))
#_(defn- ->var
[s-or-v]
(if (var? s-or-v)
s-or-v
(let [v (and (symbol? s-or-v) (resolve s-or-v))]
(if (var? v)
v
(throw (IllegalArgumentException. (str (pr-str s-or-v) " does not name a var")))))))
(defn- collectionize
[x]
(if (symbol? x)
(list x)
x))
(defn enumerate-namespace
"Given a symbol naming an ns, or a collection of such symbols,
returns the set of all symbols naming vars in those nses."
[ns-sym-or-syms]
(into
#{}
(mapcat (fn [ns-sym]
(map
(fn [name-sym]
(symbol (name ns-sym) (name name-sym)))
(keys (ns-interns ns-sym)))))
(collectionize ns-sym-or-syms)))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; instrument ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(def ^:private ^:dynamic *instrument-enabled*
"if false, instrumented fns call straight through"
true)
#_(defn- fn-spec?
"Fn-spec must include at least :args or :ret specs."
[m]
(or (:args m) (:ret m)))
(defmacro with-instrument-disabled
"Disables instrument's checking of calls, within a scope."
[& body]
`(binding [*instrument-enabled* nil]
~@body))
(defn- interpret-stack-trace-element
"Given the vector-of-syms form of a stacktrace element produced
by e.g. Throwable->map, returns a map form that adds some keys
guessing the original Clojure names. Returns a map with
:class class name symbol from stack trace
:method method symbol from stack trace
:file filename from stack trace
:line line number from stack trace
:var-scope optional Clojure var symbol scoping fn def
:local-fn optional local Clojure symbol scoping fn def
For non-Clojure fns, :scope and :local-fn will be absent."
[[cls method file line]]
(let [clojure? (contains? '#{invoke invokeStatic} method)
demunge #(clojure.lang.Compiler/demunge %)
degensym #(str/replace % #"--.*" "")
[ns-sym name-sym local] (when clojure?
(->> (str/split (str cls) #"\$" 3)
(map demunge)))]
(merge {:file file
:line line
:method method
:class cls}
(when (and ns-sym name-sym)
{:var-scope (symbol ns-sym name-sym)})
(when local
{:local-fn (symbol (degensym local))}))))
(defn- stacktrace-relevant-to-instrument
"Takes a coll of stack trace elements (as returned by
StackTraceElement->vec) and returns a coll of maps as per
interpret-stack-trace-element that are relevant to a
failure in instrument."
[elems]
(let [plumbing? (fn [{:keys [var-scope]}]
(contains? '#{clojure.spec.test.alpha/spec-checking-fn} var-scope))]
(sequence (comp (map StackTraceElement->vec)
(map interpret-stack-trace-element)
(filter :var-scope)
(drop-while plumbing?))
elems)))
(defn- spec-checking-fn
[v f fn-spec]
(let [fn-spec (@#'s/maybe-spec fn-spec)
conform! (fn [v role spec data args]
(let [conformed (s/conform spec data)]
(if (= ::s/invalid conformed)
(let [caller (->> (.getStackTrace (Thread/currentThread))
stacktrace-relevant-to-instrument
first)
ed (merge (assoc (s/explain-data* spec [] [] [] data)
::s/fn (->sym v)
::s/args args
::s/failure :instrument)
(when caller
{::caller (dissoc caller :class :method)}))]
(throw (ex-info
(str "Call to " v " did not conform to spec.")
ed)))
conformed)))]
(fn
[& args]
(if *instrument-enabled*
(with-instrument-disabled
(when (:args fn-spec) (conform! v :args (:args fn-spec) args args))
(binding [*instrument-enabled* true]
(.applyTo ^clojure.lang.IFn f args)))
(.applyTo ^clojure.lang.IFn f args)))))
(defn- no-fspec
[v spec]
(ex-info (str "Fn at " v " is not spec'ed.")
{:var v :spec spec ::s/failure :no-fspec}))
(defonce ^:private instrumented-vars (atom {}))
(defn- instrument-choose-fn
"Helper for instrument."
[f spec sym {over :gen :keys [stub replace]}]
(if (some #{sym} stub)
(-> spec (s/gen over) gen/generate)
(get replace sym f)))
(defn- instrument-choose-spec
"Helper for instrument"
[spec sym {overrides :spec}]
(get overrides sym spec))
(defn- instrument-1
[s opts]
;; TODO: sci resolve
(when-let [v nil #_(resolve s)]
(when-not (-> v meta :macro)
(let [spec (s/get-spec v)
{:keys [raw wrapped]} (get @instrumented-vars v)
current @v
to-wrap (if (= wrapped current) raw current)
ospec (or (instrument-choose-spec spec s opts)
(throw (no-fspec v spec)))
ofn (instrument-choose-fn to-wrap ospec s opts)
checked (spec-checking-fn v ofn ospec)]
;; TODO: use sci alter-var-root
(alter-var-root v (constantly checked))
(swap! instrumented-vars assoc v {:raw to-wrap :wrapped checked})
(->sym v)))))
(defn- unstrument-1
[s]
(when-let [v nil #_(resolve s)]
(when-let [{:keys [raw wrapped]} (get @instrumented-vars v)]
(swap! instrumented-vars dissoc v)
(let [current @v]
(when (= wrapped current)
;; TODO: use sci-alter-var-root
(alter-var-root v (constantly raw))
(->sym v))))))
#_(defn- opt-syms
"Returns set of symbols referenced by 'instrument' opts map"
[opts]
(reduce into #{} [(:stub opts) (keys (:replace opts)) (keys (:spec opts))]))
(defn- fn-spec-name?
[s]
(and (symbol? s)
;; TODO: sci resolve
#_(not (some-> (resolve s) meta :macro))))
(defn instrumentable-syms
"Given an opts map as per instrument, returns the set of syms
that can be instrumented."
([] (instrumentable-syms nil))
([opts]
(assert (every? ident? (keys (:gen opts))) "instrument :gen expects ident keys")
(reduce into #{} [(filter fn-spec-name? (keys (s/registry)))
(keys (:spec opts))
(:stub opts)
(keys (:replace opts))])))
(defn instrument
"Instruments the vars named by sym-or-syms, a symbol or collection
of symbols, or all instrumentable vars if sym-or-syms is not
specified.
If a var has an :args fn-spec, sets the var's root binding to a
fn that checks arg conformance (throwing an exception on failure)
before delegating to the original fn.
The opts map can be used to override registered specs, and/or to
replace fn implementations entirely. Opts for symbols not included
in sym-or-syms are ignored. This facilitates sharing a common
options map across many different calls to instrument.
The opts map may have the following keys:
:spec a map from var-name symbols to override specs
:stub a set of var-name symbols to be replaced by stubs
:gen a map from spec names to generator overrides
:replace a map from var-name symbols to replacement fns
:spec overrides registered fn-specs with specs your provide. Use
:spec overrides to provide specs for libraries that do not have
them, or to constrain your own use of a fn to a subset of its
spec'ed contract.
:stub replaces a fn with a stub that checks :args, then uses the
:ret spec to generate a return value.
:gen overrides are used only for :stub generation.
:replace replaces a fn with a fn that checks args conformance, then
invokes the fn you provide, enabling arbitrary stubbing and mocking.
:spec can be used in combination with :stub or :replace.
Returns a collection of syms naming the vars instrumented."
([] (instrument (instrumentable-syms)))
([sym-or-syms] (instrument sym-or-syms nil))
([sym-or-syms opts]
(locking instrumented-vars
(into
[]
(comp (filter (instrumentable-syms opts))
(distinct)
(map #(instrument-1 % opts))
(remove nil?))
(collectionize sym-or-syms)))))
(defn unstrument
"Undoes instrument on the vars named by sym-or-syms, specified
as in instrument. With no args, unstruments all instrumented vars.
Returns a collection of syms naming the vars unstrumented."
([] (unstrument (map ->sym (keys @instrumented-vars))))
([sym-or-syms]
(locking instrumented-vars
(into
[]
(comp (filter symbol?)
(map unstrument-1)
(remove nil?))
(collectionize sym-or-syms)))))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; testing ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(defn- explain-check
[args spec v role]
(ex-info
"Specification-based check failed"
(when-not (s/valid? spec v nil)
(assoc (s/explain-data* spec [role] [] [] v)
::args args
::val v
::s/failure :check-failed))))
(defn- check-call
"Returns true if call passes specs, otherwise *returns* an exception
with explain-data + ::s/failure."
[f specs args]
(let [cargs (when (:args specs) (s/conform (:args specs) args))]
(if (= cargs ::s/invalid)
(explain-check args (:args specs) args :args)
(let [ret (apply f args)
cret (when (:ret specs) (s/conform (:ret specs) ret))]
(if (= cret ::s/invalid)
(explain-check args (:ret specs) ret :ret)
(if (and (:args specs) (:ret specs) (:fn specs))
(if (s/valid? (:fn specs) {:args cargs :ret cret})
true
(explain-check args (:fn specs) {:args cargs :ret cret} :fn))
true))))))
(defn- quick-check
[f specs {gen :gen opts ::stc/opts}]
(let [{:keys [num-tests] :or {num-tests 1000}} opts
g (try (s/gen (:args specs) gen) (catch Throwable t t))]
(if (throwable? g)
{:result g}
(let [prop (gen/for-all* [g] #(check-call f specs %))]
(apply gen/quick-check num-tests prop (mapcat identity opts))))))
(defn- make-check-result
"Builds spec result map."
[check-sym spec test-check-ret]
(merge {:spec spec
::stc/ret test-check-ret}
(when check-sym
{:sym check-sym})
(when-let [result (-> test-check-ret :result)]
(when-not (true? result) {:failure result}))
(when-let [shrunk (-> test-check-ret :shrunk)]
{:failure (:result shrunk)})))
(defn- check-1
[{:keys [s f v spec]} opts]
(let [re-inst? (and v (seq (unstrument s)) true)
f (or f (when v @v))
specd (s/spec spec)]
(try
(cond
(or (nil? f) (some-> v meta :macro))
{:failure (ex-info "No fn to spec" {::s/failure :no-fn})
:sym s :spec spec}
(:args specd)
(let [tcret (quick-check f specd opts)]
(make-check-result s spec tcret))
:default
{:failure (ex-info "No :args spec" {::s/failure :no-args-spec})
:sym s :spec spec})
(finally
(when re-inst? (instrument s))))))
(defn- sym->check-map
[s]
;; TODO: resolve
(let [v nil #_(resolve s)]
{:s s
:v v
:spec (when v (s/get-spec v))}))
(defn- validate-check-opts
[opts]
(assert (every? ident? (keys (:gen opts))) "check :gen expects ident keys"))
(defn check-fn
"Runs generative tests for fn f using spec and opts. See
'check' for options and return."
([f spec] (check-fn f spec nil))
([f spec opts]
(validate-check-opts opts)
(check-1 {:f f :spec spec} opts)))
(defn checkable-syms
"Given an opts map as per check, returns the set of syms that
can be checked."
([] (checkable-syms nil))
([opts]
(validate-check-opts opts)
(reduce into #{} [(filter fn-spec-name? (keys (s/registry)))
(keys (:spec opts))])))
(defn check
"Run generative tests for spec conformance on vars named by
sym-or-syms, a symbol or collection of symbols. If sym-or-syms
is not specified, check all checkable vars.
The opts map includes the following optional keys, where stc
aliases clojure.spec.test.check:
::stc/opts opts to flow through test.check/quick-check
:gen map from spec names to generator overrides
The ::stc/opts include :num-tests in addition to the keys
documented by test.check. Generator overrides are passed to
spec/gen when generating function args.
Returns a lazy sequence of check result maps with the following
keys
:spec the spec tested
:sym optional symbol naming the var tested
:failure optional test failure
::stc/ret optional value returned by test.check/quick-check
The value for :failure can be any exception. Exceptions thrown by
spec itself will have an ::s/failure value in ex-data:
:check-failed at least one checked return did not conform
:no-args-spec no :args spec provided
:no-fn no fn provided
:no-fspec no fspec provided
:no-gen unable to generate :args
:instrument invalid args detected by instrument
"
([] (check (checkable-syms)))
([sym-or-syms] (check sym-or-syms nil))
([sym-or-syms opts]
(->> (collectionize sym-or-syms)
(filter (checkable-syms opts))
(pmap
#(check-1 (sym->check-map %) opts)))))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; check reporting ;;;;;;;;;;;;;;;;;;;;;;;;
(defn- failure-type
[x]
(::s/failure (ex-data x)))
(defn- unwrap-failure
[x]
(if (failure-type x)
(ex-data x)
x))
(defn- result-type
"Returns the type of the check result. This can be any of the
::s/failure keywords documented in 'check', or:
:check-passed all checked fn returns conformed
:check-threw checked fn threw an exception"
[ret]
(let [failure (:failure ret)]
(cond
(nil? failure) :check-passed
(failure-type failure) (failure-type failure)
:default :check-threw)))
(defn abbrev-result
"Given a check result, returns an abbreviated version
suitable for summary use."
[x]
(if (:failure x)
(-> (dissoc x ::stc/ret)
(update :spec s/describe)
(update :failure unwrap-failure))
(dissoc x :spec ::stc/ret)))
(defn summarize-results
"Given a collection of check-results, e.g. from 'check', pretty
prints the summary-result (default abbrev-result) of each.
Returns a map with :total, the total number of results, plus a
key with a count for each different :type of result."
([check-results] (summarize-results check-results abbrev-result))
([check-results summary-result]
(reduce
(fn [summary result]
(pp/pprint (summary-result result))
(-> summary
(update :total inc)
(update (result-type result) (fnil inc 0))))
{:total 0}
check-results)))

View file

@ -13,6 +13,7 @@
(def httpkit-server? (not= "false" (System/getenv "BABASHKA_FEATURE_HTTPKIT_SERVER"))) (def httpkit-server? (not= "false" (System/getenv "BABASHKA_FEATURE_HTTPKIT_SERVER")))
(def core-match? (not= "false" (System/getenv "BABASHKA_FEATURE_CORE_MATCH"))) (def core-match? (not= "false" (System/getenv "BABASHKA_FEATURE_CORE_MATCH")))
(def hiccup? (not= "false" (System/getenv "BABASHKA_FEATURE_HICCUP"))) (def hiccup? (not= "false" (System/getenv "BABASHKA_FEATURE_HICCUP")))
(def test-check? (not= "false" (System/getenv "BABASHKA_FEATURE_TEST_CHECK")))
;; excluded by default ;; excluded by default
(def jdbc? (= "true" (System/getenv "BABASHKA_FEATURE_JDBC"))) (def jdbc? (= "true" (System/getenv "BABASHKA_FEATURE_JDBC")))
@ -21,3 +22,47 @@
(def hsqldb? (= "true" (System/getenv "BABASHKA_FEATURE_HSQLDB"))) (def hsqldb? (= "true" (System/getenv "BABASHKA_FEATURE_HSQLDB")))
(def datascript? (= "true" (System/getenv "BABASHKA_FEATURE_DATASCRIPT"))) (def datascript? (= "true" (System/getenv "BABASHKA_FEATURE_DATASCRIPT")))
(def lanterna? (= "true" (System/getenv "BABASHKA_FEATURE_LANTERNA"))) (def lanterna? (= "true" (System/getenv "BABASHKA_FEATURE_LANTERNA")))
(def spec-alpha? (= "true" (System/getenv "BABASHKA_FEATURE_SPEC_ALPHA")))
(when xml?
(require '[babashka.impl.xml]))
(when yaml?
(require '[babashka.impl.yaml]
'[babashka.impl.ordered]))
(when jdbc?
(require '[babashka.impl.jdbc]))
(when core-async?
(require '[babashka.impl.async]))
(when csv?
(require '[babashka.impl.csv]))
(when transit?
(require '[babashka.impl.transit]))
(when datascript?
(require '[babashka.impl.datascript]))
(when httpkit-client?
(require '[babashka.impl.httpkit-client]))
(when httpkit-server?
(require '[babashka.impl.httpkit-server]))
(when lanterna?
(require '[babashka.impl.lanterna]))
(when core-match?
(require '[babashka.impl.match]))
(when hiccup?
(require '[babashka.impl.hiccup]))
(when test-check?
(require '[babashka.impl.clojure.test.check]))
(when spec-alpha?
(require '[babashka.impl.spec]))

View file

@ -4,10 +4,11 @@
[sci.core :as sci] [sci.core :as sci]
[sci.impl.vars :as vars])) [sci.impl.vars :as vars]))
(alter-var-root #'pprint/write-option-table (defonce patch-option-table
(fn [m] (alter-var-root #'pprint/write-option-table
(zipmap (keys m) (fn [m]
(map find-var (vals m))))) (zipmap (keys m)
(map find-var (vals m))))))
(def new-table-ize (def new-table-ize
(fn [t m] (fn [t m]

View file

@ -63,43 +63,6 @@
(def pipe-signal-received? (constantly false)) (def pipe-signal-received? (constantly false))
(def handle-sigint! (constantly nil)))) (def handle-sigint! (constantly nil))))
(when features/xml?
(require '[babashka.impl.xml]))
(when features/yaml?
(require '[babashka.impl.yaml]
'[babashka.impl.ordered]))
(when features/jdbc?
(require '[babashka.impl.jdbc]))
(when features/core-async?
(require '[babashka.impl.async]))
(when features/csv?
(require '[babashka.impl.csv]))
(when features/transit?
(require '[babashka.impl.transit]))
(when features/datascript?
(require '[babashka.impl.datascript]))
(when features/httpkit-client?
(require '[babashka.impl.httpkit-client]))
(when features/httpkit-server?
(require '[babashka.impl.httpkit-server]))
(when features/lanterna?
(require '[babashka.impl.lanterna]))
(when features/core-match?
(require '[babashka.impl.match]))
(when features/hiccup?
(require '[babashka.impl.hiccup]))
(sci/alter-var-root sci/in (constantly *in*)) (sci/alter-var-root sci/in (constantly *in*))
(sci/alter-var-root sci/out (constantly *out*)) (sci/alter-var-root sci/out (constantly *out*))
(sci/alter-var-root sci/err (constantly *err*)) (sci/alter-var-root sci/err (constantly *err*))
@ -307,7 +270,9 @@ Use -- to separate script command line args from bb command line args.
:feature/httpkit-client %s :feature/httpkit-client %s
:feature/lanterna %s :feature/lanterna %s
:feature/core-match %s :feature/core-match %s
:feature/hiccup %s}") :feature/hiccup %s
:feature/test-check %s
:feature/spec-alpha %s}")
version version
features/core-async? features/core-async?
features/csv? features/csv?
@ -322,7 +287,9 @@ Use -- to separate script command line args from bb command line args.
features/httpkit-client? features/httpkit-client?
features/lanterna? features/lanterna?
features/core-match? features/core-match?
features/hiccup?))) features/hiccup?
features/test-check?
features/spec-alpha?)))
(defn read-file [file] (defn read-file [file]
(let [f (io/file file)] (let [f (io/file file)]
@ -413,8 +380,8 @@ Use -- to separate script command line args from bb command line args.
'clojure.java.browse browse-namespace 'clojure.java.browse browse-namespace
'clojure.datafy datafy-namespace 'clojure.datafy datafy-namespace
'clojure.core.protocols protocols-namespace 'clojure.core.protocols protocols-namespace
'clojure.core.server clojure-core-server
'babashka.process process-namespace 'babashka.process process-namespace
'clojure.core.server clojure-core-server
'babashka.deps deps-namespace} 'babashka.deps deps-namespace}
features/xml? (assoc 'clojure.data.xml @(resolve 'babashka.impl.xml/xml-namespace)) features/xml? (assoc 'clojure.data.xml @(resolve 'babashka.impl.xml/xml-namespace))
features/yaml? (assoc 'clj-yaml.core @(resolve 'babashka.impl.yaml/yaml-namespace) features/yaml? (assoc 'clj-yaml.core @(resolve 'babashka.impl.yaml/yaml-namespace)
@ -436,7 +403,22 @@ Use -- to separate script command line args from bb command line args.
features/hiccup? (-> (assoc 'hiccup.core @(resolve 'babashka.impl.hiccup/hiccup-namespace)) features/hiccup? (-> (assoc 'hiccup.core @(resolve 'babashka.impl.hiccup/hiccup-namespace))
(assoc 'hiccup2.core @(resolve 'babashka.impl.hiccup/hiccup2-namespace)) (assoc 'hiccup2.core @(resolve 'babashka.impl.hiccup/hiccup2-namespace))
(assoc 'hiccup.util @(resolve 'babashka.impl.hiccup/hiccup-util-namespace)) (assoc 'hiccup.util @(resolve 'babashka.impl.hiccup/hiccup-util-namespace))
(assoc 'hiccup.compiler @(resolve 'babashka.impl.hiccup/hiccup-compiler-namespace))))) (assoc 'hiccup.compiler @(resolve 'babashka.impl.hiccup/hiccup-compiler-namespace)))
;; ensure load before babashka.impl.clojure.spec.alpha for random patch!
features/test-check? (assoc 'clojure.test.check.random
@(resolve 'babashka.impl.clojure.test.check/random-namespace)
'clojure.test.check.generators
@(resolve 'babashka.impl.clojure.test.check/generators-namespace)
'clojure.test.check.rose-tree
@(resolve 'babashka.impl.clojure.test.check/rose-tree-namespace)
'clojure.test.check.properties
@(resolve 'babashka.impl.clojure.test.check/properties-namespace)
'clojure.test.check
@(resolve 'babashka.impl.clojure.test.check/test-check-namespace))
features/spec-alpha? (-> (assoc ;; spec
'clojure.spec.alpha @(resolve 'babashka.impl.spec/spec-namespace)
'clojure.spec.gen.alpha @(resolve 'babashka.impl.spec/gen-namespace)
'clojure.spec.test.alpha @(resolve 'babashka.impl.spec/test-namespace)))))
(def imports (def imports
'{ArithmeticException java.lang.ArithmeticException '{ArithmeticException java.lang.ArithmeticException

View file

@ -174,6 +174,8 @@
(test-namespaces 'hiccup.core-test) (test-namespaces 'hiccup.core-test)
(test-namespaces 'hiccup2.core-test) (test-namespaces 'hiccup2.core-test)
(test-namespaces 'test-check.smoke-test)
;;;; final exit code ;;;; final exit code
(let [{:keys [:test :fail :error] :as m} @status] (let [{:keys [:test :fail :error] :as m} @status]

View file

@ -0,0 +1,19 @@
(ns test-check.smoke-test)
(require '[clojure.test :as t]
'[clojure.test.check :as tc]
'[clojure.test.check.generators :as gen]
'[clojure.test.check.properties :as prop])
(def property
(prop/for-all [v (gen/vector gen/small-integer)]
(let [s (sort v)]
(and (= (count v) (count s))
(or (empty? s)
(apply <= s))))))
;; test our property
(t/deftest smoke-test
(t/is (= {:result true, :pass? true, :num-tests 100}
(select-keys (tc/quick-check 100 property)
[:result :pass? :num-tests]))))