test: add report

Print out each test name with platform

Extra feedback is nice and this helps to quickly see that we are running
on the platform we intended.

Author: lread

test/babashka/cli/exec_test.clj

@@ -2,6 +2,7 @@
   {:org.babashka/cli {:exec-args {:foo :bar}}}
   (:require
    [babashka.cli-test :refer [submap?]]
+   [babashka.cli.test-report]
    [babashka.cli.exec :refer [main]]
    [babashka.fs :as fs]
    [clojure.edn :as edn]

test/babashka/cli/test_report.cljc

@@ -0,0 +1,15 @@
+(ns babashka.cli.test-report
+  (:require [clojure.test :as test]))
+
+(def platform
+  #?(:bb (str "bb " (System/getProperty "babashka.version"))
+     :cljs (str "cljs " *clojurescript-version*)
+     :clj  (str "jdk " (System/getProperty "java.version") " clj " (clojure-version))))
+
+(defmethod test/report
+  #?@(:cljs [[:cljs.test/default :begin-test-var]]
+      :default [:begin-test-var]) [m]
+  (let [test-name (-> m :var meta :name)
+        line (str "=== " test-name " [" platform "]")]
+    #?(:cljs (js/process.stdout.write (str line "\n"))
+       :default (println line))))

test/babashka/cli_test.cljc

@@ -1,6 +1,7 @@
 (ns babashka.cli-test
   (:require
    [babashka.cli :as cli]
+   [babashka.cli.test-report]
    [clojure.string :as str]
    [clojure.test :refer [deftest is testing]]
    [borkdude.deflet :as d]