From e5cdb7206f813274b1b758e0825bb39862a42a8d Mon Sep 17 00:00:00 2001
From: juergba <filodron@gmail.com>
Date: Sun, 29 Sep 2019 17:06:51 +0200
Subject: [PATCH] Base#epilogue(): test with multiple errors

---
 lib/reporters/base.js | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/lib/reporters/base.js b/lib/reporters/base.js
index 69db8f8ac7..8a63de4f79 100644
--- a/lib/reporters/base.js
+++ b/lib/reporters/base.js
@@ -197,6 +197,7 @@ var generateDiff = (exports.generateDiff = function(actual, expected) {
  *     Error property
  */
 exports.list = function(failures) {
+  var multipleErr;
   Base.consoleLog();
   failures.forEach(function(test, i) {
     // format
@@ -207,7 +208,14 @@ exports.list = function(failures) {
 
     // msg
     var msg;
-    var err = test.err;
+    var err;
+    if (test.err.multiple) {
+      multipleErr = multipleErr || [test.err].concat(test.err.multiple);
+      err = multipleErr.shift();
+    } else {
+      multipleErr = undefined;
+      err = test.err;
+    }
     var message;
     if (err.message && typeof err.message.toString === 'function') {
       message = err.message + '';
@@ -298,7 +306,12 @@ function Base(runner, options) {
     if (showDiff(err)) {
       stringifyDiffObjs(err);
     }
-    test.err = err;
+    // more than one error per test
+    if (test.err && err instanceof Error) {
+      test.err.multiple = (test.err.multiple || []).concat(err);
+    } else {
+      test.err = err;
+    }
     failures.push(test);
   });
 }