babashka/test/babashka/test_utils.clj
Wes Morgan e602286799
feat #863: Load pods from bb.edn (#1205)
Co-authored-by: Michiel Borkent <michielborkent@gmail.com>
2022-03-23 17:08:59 +01:00

140 lines
4.3 KiB
Clojure

(ns babashka.test-utils
(:require
[babashka.fs :as fs]
[babashka.impl.classpath :as cp]
[babashka.impl.common :as common]
[babashka.main :as main]
[babashka.process :as p]
[clojure.edn :as edn]
[clojure.string :as str]
[clojure.test :as test :refer [*report-counters*]]
[clojure.tools.reader.reader-types :as r]
[sci.core :as sci]
[sci.impl.vars :as vars]))
(set! *warn-on-reflection* true)
(def windows? main/windows?)
(def normalize
(if windows?
(fn [s] (if (string? s)
(str/replace s "\r\n" "\n")
s))
identity))
(def escape-file-paths
(if windows?
(fn [s] (if (string? s)
(str/replace s "\\" "\\\\")
s))
identity))
(def ^:dynamic *bb-edn-path* nil)
(defmethod clojure.test/report :begin-test-var [m]
(println "===" (-> m :var meta :name))
(println))
(defmethod clojure.test/report :end-test-var [_m]
(when-let [rc *report-counters*]
(let [{:keys [:fail :error]} @rc]
(when (and (= "true" (System/getenv "BABASHKA_FAIL_FAST"))
(or (pos? fail) (pos? error)))
(println "=== Failing fast")
(System/exit 1)))))
(defn bb-jvm [input-or-opts & args]
(reset! cp/cp-state nil)
(reset! main/env {})
(vreset! common/bb-edn nil)
(System/clearProperty "babashka.config")
(let [args (cond-> args *bb-edn-path*
(->> (list* "--config" *bb-edn-path* "--deps-root" ".")))
os (java.io.StringWriter.)
es (if-let [err (:err input-or-opts)]
err (java.io.StringWriter.))
in (if (string? input-or-opts)
input-or-opts (:in input-or-opts))
is (when in
(r/indexing-push-back-reader
(r/push-back-reader (java.io.StringReader. in))))
bindings-map (cond-> {sci/out os
sci/err es}
is (assoc sci/in is))]
(try
(when (string? input-or-opts) (vars/bindRoot sci/in is))
(vars/bindRoot sci/out os)
(vars/bindRoot sci/err es)
(sci/with-bindings bindings-map
(let [res (binding [*out* os
*err* es]
(if (string? input-or-opts)
(with-in-str input-or-opts (apply main/main args))
(apply main/main args)))]
(if (zero? res)
(do
(let [err (str es)]
(when-not (str/blank? err)
(println err))) ;; flush stderr
(normalize (str os)))
(do
(println (str os))
(throw (ex-info (str es)
{:stdout (str os)
:stderr (str es)}))))))
(finally
(when (string? input-or-opts) (vars/bindRoot sci/in *in*))
(vars/bindRoot sci/out *out*)
(vars/bindRoot sci/err *err*)))))
(defn bb-native [input & args]
(let [args (cond-> args *bb-edn-path*
(->> (list* "--config" *bb-edn-path* "--deps-root" ".")))
res (p/process (into ["./bb"] args)
{:in input
:out :string
:err :string})
res (deref res)
exit (:exit res)
error? (pos? exit)]
(if error? (throw (ex-info (or (:err res) "") {}))
(normalize (:out res)))))
(def bb
(case (System/getenv "BABASHKA_TEST_ENV")
"jvm" #'bb-jvm
"native" #'bb-native
#'bb-jvm))
(def jvm? (= bb #'bb-jvm))
(def native? (not jvm?))
(if jvm?
(println "==== Testing JVM version")
(println "==== Testing native version"))
(defn socket-loop [^java.net.ServerSocket server]
(with-open [listener server]
(loop []
(with-open [socket (.accept listener)]
(let [input-stream (.getInputStream socket)]
(print (slurp input-stream))
(flush)))
(recur))))
(defn start-server! [port]
(let [server (java.net.ServerSocket. port)]
(future (socket-loop server))
server))
(defn stop-server! [^java.net.ServerSocket server]
(.close server))
(defmacro with-config [cfg & body]
`(let [temp-dir# (fs/create-temp-dir)
bb-edn-file# (fs/file temp-dir# "bb.edn")]
(binding [*print-meta* true]
(spit bb-edn-file# ~cfg))
(binding [*bb-edn-path* (str bb-edn-file#)]
~@body)))