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Catch all React errors during tests

This commit is contained in:
Juho Teperi 2017-10-13 19:57:46 +03:00
parent 7d074b55ed
commit 36509f79ff
1 changed files with 45 additions and 16 deletions
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47
test/reagenttest/testreagent.cljs
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@ -901,6 +901,29 @@
(defn foo []
[:div])
(defn log-error [& f]
(debug/error (apply str f)))
(defn wrap-capture-window-error [f]
(fn []
(let [org js/console.onerror]
(set! js/window.onerror (fn [e]
(log-error e)
true))
(try
(f)
(finally
(set! js/window.onerror org))))))
(defn wrap-capture-console-error [f]
(fn []
(let [org js/console.error]
(set! js/console.error log-error)
(try
(f)
(finally
(set! js/console.error org))))))
(deftest test-err-messages
(when (dev?)
(is (thrown-with-msg?
@ -934,24 +957,27 @@
pkg "reagenttest.testreagent."
stack1 (str "in " pkg "comp1")
stack2 (str "in " pkg "comp2 > " pkg "comp1")
lstr (fn [& s] (list (apply str s)))
re (fn [& s]
(re-pattern (apply str s)))
rend (fn [x]
(with-mounted-component x identity))]
(let [e (debug/track-warnings
(wrap-capture-window-error
(wrap-capture-console-error
#(is (thrown-with-msg?
:default (re "Invalid tag: 'div.' \\(" stack2 "\\)")
(rend [comp2 [:div. "foo"]]))))]
(is (= e
{:error (lstr "Error rendering component (" stack2 ")")})))
(rend [comp2 [:div. "foo"]]))))))]
(is (= (last (:error e))
(str "Error rendering component (" stack2 ")"))))
(let [e (debug/track-warnings
(wrap-capture-window-error
(wrap-capture-console-error
#(is (thrown-with-msg?
:default (re "Invalid tag: 'div.' \\(" stack1 "\\)")
(rend [comp1 [:div. "foo"]]))))]
(is (= e
{:error (lstr "Error rendering component (" stack1 ")")})))
(rend [comp1 [:div. "foo"]]))))))]
(is (= (last (:error e))
(str "Error rendering component (" stack1 ")"))))
(let [e (debug/track-warnings #(r/as-element [nat]))]
(is (re-find #"Using native React classes directly"
@ -981,11 +1007,14 @@
comp1 (fn comp1 []
($ nil :foo)
[:div "foo"])]
(with-mounted-component [error-boundary [comp1]]
(debug/track-warnings
(wrap-capture-window-error
(wrap-capture-console-error
#(with-mounted-component [error-boundary [comp1]]
(fn [c div]
(r/flush)
(is (= "Cannot read property 'foo' of null" (.-message @error)))
(is (found-in #"Something went wrong\." div)))))))
(is (found-in #"Something went wrong\." div))))))))))
(deftest test-dom-node
(let [node (atom nil)