babashka/test-resources/lib_tests/aero/core_test.cljc
Michiel Borkent a26decfca8
aero tests
2020-06-10 23:52:30 +02:00

254 lines
9.2 KiB
Clojure

;; Copyright © 2015-2017, JUXT LTD.
(ns aero.core-test
(:require
[aero.core :refer [read-config reader
#?@(:clj [deferred resource-resolver root-resolver])
#?(:cljs Deferred)]
#?@(:cljs [:refer-macros [deferred]])]
[clojure.test :refer [deftest is testing are]]
#?@(:clj [[clojure.java.io :as io]]
:cljs [[goog.object :as gobj]
[goog.string :as gstring]
goog.string.format
[cljs.tools.reader.reader-types
:refer [source-logging-push-back-reader]]]))
;; TODO:
#_#?(:clj (:import [aero.core Deferred])))
(defn env [s]
#?(:clj (System/getenv (str s)))
#?(:cljs (gobj/get js/process.env s)))
(defn- string-reader
[str]
(#?(:cljs source-logging-push-back-reader
:clj java.io.StringReader.) str))
(def network-call-count (atom 0))
(defmethod reader 'expensive-network-call
[_ tag value]
(deferred
(swap! network-call-count inc)
(inc value)))
(defmethod reader 'myflavor
[opts tag value]
(if (= value :favorite) :chocolate :vanilla))
(deftest basic-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= "Hello World!" (:greeting config))))
(testing "Reading empty config returns nil"
(is (= nil (read-config "test-resources/lib_tests/aero/empty-config.edn")))))
(defn source [path]
#?(:clj (io/reader path)
:cljs path))
(deftest hostname-test
(is (= {:color "green" :weight 10}
(read-config
(source "test-resources/lib_tests/aero/hosts.edn")
{:profile :default :hostname "emerald"})))
(is (= {:color "black" :weight nil}
(read-config (source "test-resources/lib_tests/aero/hosts.edn")
{:profile :default :hostname "granite"})))
(is (= {:color "white" :weight nil}
(read-config (source "test-resources/lib_tests/aero/hosts.edn")
{:profile :default :hostname "diamond"}))))
(deftest define-new-type-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= :chocolate (:flavor config)))))
(deftest join-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= (#?(:clj format :cljs gstring/format) "Terminal is %s" (str (env "TERM")))
(:dumb-term config)))
(is (= (#?(:clj format :cljs gstring/format) "Terminal is %s" "smart")
(:smart-term config)))))
#?(:clj
(deftest test-read
(let [x [:foo :bar :baz]
_ (System/setProperty "DUMMY_READ" (str x))
config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= x (:test-read-str config)))
(is (= x (:test-read-env config)))
(System/clearProperty "DUMMY_READ"))))
(deftest envf-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= (#?(:clj format :cljs gstring/format) "Terminal is %s" (str (env "TERM")))
(:dumb-term-envf config)))))
#?(:clj
(deftest prop-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= "dummy" (:triple-or config)))
(is (nil? (:prop config))))
(System/setProperty "DUMMY" "ABC123")
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= "ABC123" (:triple-or config)))
(is (= "ABC123" (:prop config))))
(System/clearProperty "DUMMY")))
(deftest numeric-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= 1234 (:long config)))
(is (= 4567.8 (:double config))))
#?@(:clj [(System/setProperty "FOO" "123")
(let [config (read-config "test-resources/lib_tests/aero/long_prop.edn")]
(is (= 123 (:long-prop config))))
(System/clearProperty "FOO")]))
(deftest keyword-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= :foo/bar (:keyword config)))
(is (= :foo/bar (:already-a-keyword config)))
(is (= :abc (:env-keyword config)))))
(deftest boolean-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= true (:True-boolean config)))
(is (= true (:true-boolean config)))
(is (= false (:trivial-false-boolean config)))
(is (= false (:nil-false-boolean config)))
(is (= false (:false-boolean config)))))
(deftest format-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= (#?(:clj format :cljs gstring/format) "My favorite flavor is %s %s" (or (env "TERM") "flaa") :chocolate)
(:flavor-string config)))))
(deftest ref-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= (get-in config [:greeting])
(:test config)))))
(deftest complex-ref-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= (get-in config [:refer-me :a :b 1234])
(:complex-ref config)))))
(deftest remote-file-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= (get-in config [:remote :greeting])
"str"))))
(deftest nested-ref-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn" {})]
(is (= "Hello World!" (get-in config [:test-nested])))))
(deftest profile-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn" {:profile :dev})]
(is (= 8000 (:port config))))
(let [config (read-config "test-resources/lib_tests/aero/config.edn" {:profile :prod})]
(is (= 80 (:port config)))))
(deftest dummy-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn" {:profile :dev})]
(is (= "dummy" (:dummy config)))))
#?(:clj
(deftest resolver-tests
(let [source (io/resource "aero/includes.edn")]
(is (read-config source {:profile :relative}))
(is (read-config source {:profile :relative-abs}))
(is (read-config source {:profile :resource :resolver resource-resolver}))
(is (read-config source {:profile :file :resolver root-resolver}))
(is (read-config (-> source slurp string-reader)
{:profile :relative-abs}))
(is (read-config source {:profile :map
:resolver {:sub-includes (io/resource "aero/sub/includes.edn")
:valid-file (io/resource "aero/valid.edn")}}))
(is (:aero/missing-include (read-config source {:profile :file-does-not-exist}))))))
(deftest missing-include-test
(let [source "test-resources/lib_tests/aero/includes.edn"]
(is (:aero/missing-include (read-config source {:profile :file-does-not-exist})))))
(deftest dangling-ref-test
(is (= {:user {:favorite-color :blue}
:gardner {:favorite-color :blue}
:karl {:favorite-color :blue}
:color :blue}
(read-config
(string-reader
(binding [*print-meta* true]
(pr-str {:user ^:ref [:karl]
:gardner {:favorite-color ^:ref [:color]}
:karl ^:ref [:gardner]
:color :blue})))))))
(deftest deferred-test
;; TODO:
#_(is
(instance? Deferred (deferred (+ 2 2))))
;; The basic idea here is to ensure that the #expensive-network-call
;; tag literal is called (because it increments its value). This
;; also tests the Deferred functionality as a consequence.
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= (get-in config [:network-call])
8))))
(deftest default-reader-combo-test
(let [config (read-config "test-resources/lib_tests/aero/default-reader.edn")]
(is (= #inst "2013-07-09T18:05:53.231-00:00" (:date config)))))
(deftest refs-call-once-test
;; The purpose of this test is to defend against naïve copying of references
;; instead of resolving it early
(let [before-call-count @network-call-count
config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= (inc before-call-count) @network-call-count))))
(deftest falsey-user-return-test
(let [config (read-config "test-resources/lib_tests/aero/config.edn")]
(is (= nil (config :falsey-user-return)))))
(deftest ref-in-set-test
(is (= #{10}
(:bar
(read-config
(string-reader
"{:foo 10 :bar #{#ref [:foo]}}"))))))
(deftest or-incomplete-child
(let [config-str "{:x \"foo\"
:y #or [#ref [:x] \"bar\"]
:junk0 \"0\"
:junk1 \"1\"
:junk2 \"2\"
:junk3 \"3\"
:junk4 \"4\"
:junk5 \"5\"
:junk6 \"6\"
:junk7 \"7\"
:junk8 \"8\"}"
config (string-reader config-str)]
(is (= "foo" (:x (read-config config))))))
(deftest or-dangling-ref
(let [config-str "{:y #or [#ref [:x] \"bar\"]}"
config (string-reader config-str)]
(is (= "bar" (:y (read-config config))))))
(deftest meta-preservation-test
(are [ds] (= ds
(::foo
(meta
(read-config
(string-reader
(binding [*print-meta* true]
(pr-str (with-meta ds {::foo ds}))))))))
[]
{}
#{}
()
[1]
{:a :b}
#{:a :b}
'(1)))