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coerce_test.cljc
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coerce_test.cljc
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(ns schema-tools.coerce-test
(:require #?@(:clj [[clojure.test :refer [deftest testing is are]]]
:cljs [[cljs.test :as test :refer-macros [deftest testing is are]]
[cljs.reader]
[goog.date.UtcDateTime]])
[clojure.string :as string]
[schema.core :as s]
[schema.coerce :as sc]
[clojure.string :as str]
[schema-tools.coerce :as stc]
[schema.utils :as su])
#?(:clj
(:import [java.util Date UUID]
[java.util.regex Pattern]
[java.time LocalDate LocalTime Instant]
(clojure.lang Keyword))))
(deftest forwarding-matcher-test
(let [string->vec (fn [schema]
(if (vector? schema)
(fn [x]
(if (string? x)
(str/split x #",")
x))))
string->long (fn [schema]
(if (= s/Int schema)
(fn [x]
(if (string? x)
#?(:clj (Long/parseLong x)
:cljs (js/parseInt x 10))
x))))
string->vec->long (stc/forwarding-matcher string->vec string->long)
string->long->vec (stc/forwarding-matcher string->long string->vec)]
(testing "string->vec->long is able to parse Long(s) and String(s) of Long(s)."
(is (= {:a [1 2 3]
:b [1 2 3]
:c [1 2 3]
:d [[1 2 3] [4 5 6] [7 8 9]]
:e 1
:f 1}
((sc/coercer {:a [s/Int]
:b [s/Int]
:c [s/Int]
:d [[s/Int]]
:e s/Int
:f s/Int}
string->vec->long)
{:a [1 2 3]
:b "1,2,3"
:c ["1" "2" "3"]
:d ["1,2,3" "4,5,6" "7,8,9"]
:e 1
:f "1"}))))
(testing "string->long->vec is able to parse Long(s) and String(s) of Long(s)."
(is (= {:a [1 2 3]
:b [1 2 3]
:c [1 2 3]
:d [[1 2 3] [4 5 6] [7 8 9]]
:e 1
:f 1}
((sc/coercer {:a [s/Int]
:b [s/Int]
:c [s/Int]
:d [[s/Int]]
:e s/Int
:f s/Int}
string->long->vec)
{:a [1 2 3]
:b "1,2,3"
:c ["1" "2" "3"]
:d ["1,2,3" "4,5,6" "7,8,9"]
:e 1
:f "1"}))))))
(deftest or-matcher-test
(let [boolean? #(or (true? %) (false? %))
base-matcher (fn [schema-pred value-pred value-fn]
(fn [schema]
(if (schema-pred schema)
(fn [x]
(if (value-pred x)
(value-fn x))))))
m1 (base-matcher #(= s/Str %) string? #(string/upper-case %))
m2 (base-matcher #(= s/Int %) number? inc)
m3 (base-matcher #(= s/Bool %) boolean? not)
m4 (base-matcher #(= s/Str %) string? #(string/lower-case %))]
(testing "or-matcher selects first matcher where schema matches"
(is (= {:band "KISS", :number 42, :lucid true}
((sc/coercer {:band s/Str :number s/Int :lucid s/Bool}
(stc/or-matcher m1 m2 m3 m4))
{:band "kiss", :number 41, :lucid false}))))))
(deftest coercer-test
(testing "1-arity just for validating"
(is (= "kikka" ((stc/coercer s/Str) "kikka"))))
(testing "default case"
(let [matcher {s/Str #(if (string? %) (string/upper-case %) %)}
coercer (stc/coercer s/Str matcher)]
(testing "successfull coercion retuns coerced value"
(is (= "KIKKA" (coercer "kikka"))))
(testing "failed coercion throws ex-info"
(try
(coercer 123)
(catch #?(:clj Exception :cljs js/Error) e
(let [{:keys [schema type value]} (ex-data e)]
(is (= :schema-tools.coerce/error type))
(is (= s/Str schema))
(is (= 123 value))))))))
(testing "custom type"
(let [matcher {s/Str #(if (string? %) (string/upper-case %) %)}
coercer (stc/coercer s/Str matcher ::horror)]
(testing "successfull coercion retuns coerced value"
(is (= "KIKKA" (coercer "kikka"))))
(testing "failed coercion throws ex-info"
(try
(coercer 123)
(catch #?(:clj Exception :cljs js/Error) e
(let [{:keys [schema type value]} (ex-data e)]
(is (= ::horror type))
(is (= s/Str schema))
(is (= 123 value)))))))))
(deftest multi-matcher-test
(let [schema {:a s/Int, :b s/Int}
matcher (stc/multi-matcher (partial = s/Int) integer? [(partial * 2) dec])]
(is (= {:a 3 :b 19} ((sc/coercer! schema matcher) {:a 2 :b 10})))))
(def shared-coercion-expectations
{"s/Keyword" [s/Keyword :kikka :kikka
s/Keyword ::kikka ::kikka
s/Keyword "kikka" :kikka
s/Keyword "kikka/kikka" :kikka/kikka
s/Keyword 'kikka ::fails]
#?@(:clj ["Keyword" [Keyword :kikka :kikka
Keyword ::kikka ::kikka
Keyword "kikka" :kikka
Keyword "kikka/kikka" :kikka/kikka
Keyword 'kikka ::fails]])
"s/Uuid" [s/Uuid "5f60751d-9bf7-4344-97ee-48643c9949ce" (stc/string->uuid "5f60751d-9bf7-4344-97ee-48643c9949ce")
s/Uuid (keyword "5f60751d-9bf7-4344-97ee-48643c9949ce") (stc/string->uuid "5f60751d-9bf7-4344-97ee-48643c9949ce")
s/Uuid #uuid "5f60751d-9bf7-4344-97ee-48643c9949ce" (stc/string->uuid "5f60751d-9bf7-4344-97ee-48643c9949ce")
s/Uuid "INVALID" ::fails]
"s/Bool" [s/Bool :true true
s/Bool :false false
s/Bool :invalid ::fails
s/Bool "invalid" ::fails]
"s/Str" [s/Str :text "text"
s/Str :retain.ns/please "retain.ns/please"]
"s/Int" [s/Int 1 1
s/Int :1 1
s/Int :1.0 1
s/Int 92233720368547758071 92233720368547758071
s/Int -92233720368547758071 -92233720368547758071
s/Int "1.1" ::fails]
"s/Num" [s/Num 1 1
s/Num 1.0 1.0
s/Num "invalid" ::fails]
#?@(:clj ["Long" [Long 1 1
Long :1 1
Long 9223372036854775807 9223372036854775807
Long -9223372036854775807 -9223372036854775807
Long "1.0" ::fails]])
#?@(:clj ["Double" [Double 1 1.0
Double 1.1 1.1
Double :1 1.0
Double 1.7976931348623157E308 1.7976931348623157E308
Double -1.7976931348623157E308 -1.7976931348623157E308]])
#?@(:clj ["Date" [Date "2014-02-18T18:25:37.456Z" (stc/string->date "2014-02-18T18:25:37.456Z")
Date (keyword "2014-02-18T18:25:37Z") (stc/string->date "2014-02-18T18:25:37Z")
Date "2014-02-18T18:25:37Z" (stc/string->date "2014-02-18T18:25:37Z")
Date "2014-02-18T18" ::fails
Date "INVALID" ::fails]])
#?@(:cljs ["js/Date" [js/Date "2014-02-18T18:25:37.456Z" (stc/string->date "2014-02-18T18:25:37.456Z")
js/Date "2014-02-18T18:25:37Z" (stc/string->date "2014-02-18T18:25:37Z")
js/Date (keyword "2014-02-18T18:25:37Z") (stc/string->date "2014-02-18T18:25:37Z")
;; TODO: this works differently in clj!
js/Date "2014-02-18T18" (stc/string->date "2014-02-18T18")
js/Date "INVALID" ::fails]])
#?@(:clj ["LocalDate" [LocalDate "2014-02-19" (LocalDate/parse "2014-02-19")
LocalDate (keyword "2014-02-19") (LocalDate/parse "2014-02-19")
LocalDate "INVALID" ::fails]])
#?@(:clj ["LocalTime" [LocalTime "10:23" (LocalTime/parse "10:23")
LocalTime (keyword "10:23:37") (LocalTime/parse "10:23:37")
LocalTime "10:23:37" (LocalTime/parse "10:23:37")
LocalTime "10:23:37.456" (LocalTime/parse "10:23:37.456")
LocalTime "INVALID" ::fails]])
#?@(:clj ["Instant" [Instant "2014-02-18T18:25:37.456Z" (Instant/parse "2014-02-18T18:25:37.456Z")
Instant "2014-02-18T18:25:37Z" (Instant/parse "2014-02-18T18:25:37Z")
Instant (keyword "2014-02-18T18:25:37Z") (Instant/parse "2014-02-18T18:25:37Z")
Instant "2014-02-18T18:25" ::fails
Instant "INVALID" ::fails]])})
(def json-coercion-expectations
{"s/Int" [s/Int "1" ::fails]
#?@(:clj ["Long" [Long "1" ::fails]])
#?@(:clj ["Double" [Double "1.0" ::fails]])})
(def string-coercion-expectations
{#?@(:clj ["Long" [Long "1" 1]])
#?@(:clj ["Double" [Double "1" 1.0
Double "1.0" 1.0]])
"s/Int" [s/Int "1" 1
s/Int "1.0" 1]
"s/Num" [s/Num "1" 1
s/Num "1.0" 1.0
s/Num "-1.0" -1.0
s/Num "+1.0" 1.0
s/Num "1.0e10" 1.0e10]
"s/Bool" [s/Bool "true" true
s/Bool "false" false]})
(deftest json-matcher-test
(doseq [[name ess] (concat shared-coercion-expectations json-coercion-expectations)
:let [es (partition 3 ess)]
[schema value expected] es]
(testing name
(let [result ((sc/coercer schema stc/json-coercion-matcher) value)]
(if (= ::fails expected)
(is (= true (boolean (su/error-val result))))
(is (= expected result))))))
#?(:clj
(testing "Pattern"
(is (instance? Pattern ((stc/coercer Pattern stc/json-coercion-matcher) ".*")))
(is (instance? Pattern ((stc/coercer Pattern stc/json-coercion-matcher) (keyword ".*")))))))
(deftest string-matcher-test
(doseq [[name ess] (concat shared-coercion-expectations string-coercion-expectations)
:let [es (partition 3 ess)]
[schema value expected] es]
(testing name
(let [result ((sc/coercer schema stc/string-coercion-matcher) value)]
(if (= ::fails expected)
(is (= true (boolean (su/error-val result))) (pr-str value result))
(is (= expected result))))))
#?(:clj
(testing "Pattern"
(is (instance? Pattern ((stc/coercer Pattern stc/json-coercion-matcher) ".*")))
(is (instance? Pattern ((stc/coercer Pattern stc/json-coercion-matcher) (keyword ".*")))))))