From 7453638e17f93761480ded6586ff1ba06195f463 Mon Sep 17 00:00:00 2001
From: Konrad Mrożek <kmrozek@comscore.com>
Date: Tue, 17 Oct 2023 08:22:53 +0000
Subject: [PATCH] Print stack trace if an exception occured
---
clojure/src/test_runner.clj | 156 +++++++++++++++++++++++++++++++++++++++++++++-------
1 files changed, 135 insertions(+), 21 deletions(-)
diff --git a/clojure/src/test_runner.clj b/clojure/src/test_runner.clj
index 2868c26..c617c67 100644
--- a/clojure/src/test_runner.clj
+++ b/clojure/src/test_runner.clj
@@ -1,28 +1,142 @@
-(binding [*compile-files* true]
- (require 'clojure.test))
+(ns test-runner)
-(ns test-runner
- (:require [clojure.test :as t]))
+(def class-cache-dir ".cache/classes")
+(.mkdirs (java.io.File. class-cache-dir))
-(when-not (.exists (java.io.File. "classes"))
- (.. (java.io.File. "classes") mkdir))
+(defmacro with-class-cache [& body]
+ `(binding [*compile-path* class-cache-dir
+ *compile-files* true]
+ ~@body))
-(defmulti emacs-report :type)
+(with-class-cache
+ (require '[clojure.test :as t]
+ '[lambdaisland.deep-diff2 :as ddiff]))
-(defmethod emacs-report :pass
+(def no-colors-printer (ddiff/printer {:print-color false}))
+(defmulti vim-report :type)
+
+(defmethod vim-report :begin-test-ns [m]
+ (println "\nTesting" (ns-name (:ns m))))
+
+(defmethod vim-report :begin-test-var [m]
+ (println "\nExecuting" (:name (meta (:var m)))))
+
+(defmethod vim-report :fail
[m]
- (t/with-test-out
- (println "PASS:")))
+ (t/inc-report-counter :fail)
+ (when-let [source-file (some-> t/*testing-vars*
+ first
+ meta
+ :file)]
+ (println (str "FAIL:" source-file ":" (:line m) ":" (t/testing-vars-str m) ":" (t/testing-contexts-str) ":" (:message m "FAIL")))
+ (println (str "FAIL-CONTINUE:EXPECTED:" (pr-str (:expected m))))
+ (println (str "FAIL-CONTINUE:ACTUAL:" (pr-str (:actual m))))))
-(defn -main [& [test-file]]
- (binding [*compile-files* true]
+(defmethod t/assert-expr '= [msg form]
+ (let [args (rest form)
+ pred (first form)]
+ `(let [values# (list ~@args)
+ result# (apply ~pred values#)]
+ (if result#
+ (t/do-report {:type :pass, :message ~msg,
+ :expected '~form, :actual (cons '~pred values#)})
+ (do
+ (t/do-report {:type :fail, :message ~msg,
+ :expected '~form, :actual (list '~'not (cons '~pred values#))})
+ (-> (apply ddiff/diff values#)
+ (ddiff/pretty-print no-colors-printer))))
+ result#)))
+
+(defn- find-line-number [source-file m]
+ (if (instance? Throwable (:actual m))
+ (let [fname (-> source-file (java.io.File.) (.getName))]
+ (->> m
+ :actual
+ Throwable->map
+ :trace
+ (some (fn [[_ _ e-file e-line]]
+ (when (= e-file fname)
+ e-line)))))
+ (:line m)))
+
+(defmethod vim-report :error
+ [m]
+ (t/inc-report-counter :error)
+ (when-let [source-file (some-> t/*testing-vars*
+ first
+ meta
+ :file)]
+ (let [line (find-line-number source-file m)]
+ (println (str "ERROR:" source-file ":" line ":" (t/testing-vars-str m) ":" (t/testing-contexts-str) ":" (:message m "FAIL")))
+ (println (str "ERROR-CONTINUE:EXPECTED:" (pr-str (:expected m))))
+ (println (str "ERROR-CONTINUE:ACTUAL:"
+ (if (instance? Throwable (:actual m))
+ (ex-message (:actual m))
+ (pr-str (:actual m)))))
+ (when (instance? Throwable (:actual m))
+ (.printStackTrace (:actual m))))))
+
+(defmethod vim-report :default
+ [_])
+
+(defn- clj-file? [f]
+ (re-matches #"^.*\.cljs?$" (.getName f)))
+
+(defn find-closest-test [test-file test-line]
+ (->> (all-ns)
+ (mapcat ns-publics)
+ (map second)
+ (filter (comp :test meta))
+ (filter (comp #{test-file} :file meta))
+ (map #(vector % (- test-line (-> % meta :line))))
+ (filterv (comp pos? second))
+ (sort-by second)
+ first
+ first))
+
+(defn -main [& {:strs [-test-file -test-line] :or {-test-file "test"}}]
+ (with-class-cache
(compile 'test-runner)
- (let [test-namespaces (->> (or test-file "test")
- (java.io.File.)
- (file-seq)
- (filter (memfn isFile))
- (map (memfn getPath))
- (map load-file)
- (map (comp :ns meta))
- (into #{}))]
- (run! (fn [n] (t/run-tests n)) test-namespaces))))
+ (println "Detecting test files in" -test-file)
+ (let [test-files (->> -test-file
+ (java.io.File.)
+ (file-seq)
+ (filter (memfn isFile))
+ (filter clj-file?)
+ (map (memfn getAbsolutePath))
+ (set))]
+ (println "Loading test files...")
+ (run! load-file test-files)
+ (when (find-ns 'malli.core)
+ (println "Malli detected. Instrument functions...")
+ (require 'malli.dev)
+ (require 'malli.dev.pretty)
+ ((find-var 'malli.dev/start!) {:report ((find-var 'malli.dev.pretty/thrower))}))
+ (let [test-namespaces (->> (all-ns)
+ (mapcat ns-publics)
+ (map (comp meta second))
+ (filter :test)
+ (filter (comp test-files :file))
+ (map :ns)
+ (set))]
+ (with-redefs [t/report vim-report]
+ (System/exit
+ (if (pos? (if (and -test-file -test-line)
+
+ (if-let [test-var (find-closest-test (.. (java.io.File. -test-file) getAbsolutePath)
+ (parse-long -test-line))]
+ (->> (t/run-test-var test-var)
+ ((juxt :fail :error))
+ (apply +))
+ (do
+ (println "No test found")
+ 0))
+ (reduce (fn [total-fails n]
+ (let [results (t/run-tests n)]
+ (+ total-fails
+ (:fail results 0)
+ (:error results 0))))
+ 0
+ test-namespaces)))
+ 1
+ 0)))))))
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