From 4f0e33524f877c7e1d3523b7f82efb6aca48e7da Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Wolfgang=20Hu=C3=9F?= <wolle.huss@pjannto.com>
Date: Tue, 21 Sep 2021 19:13:47 +0200
Subject: [PATCH] Refactor parallel-features.sh to a general solution

---
 cypress/parallel-features.sh | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/cypress/parallel-features.sh b/cypress/parallel-features.sh
index a234b1d0e..10f660605 100755
--- a/cypress/parallel-features.sh
+++ b/cypress/parallel-features.sh
@@ -11,9 +11,16 @@ MAX_JOBS=$2
 FEATURE_LIST=( $(find cypress/integration/ -maxdepth 1 -name "*.feature") )
 
 # Calculation
-MAX_FEATURES=$(find cypress/integration/ -maxdepth 1 -name "*.feature" -printf '.' | wc -m)
-FEATURES_PER_JOB=$(expr $(expr ${MAX_FEATURES} + ${MAX_JOBS} - 1) / ${MAX_JOBS} )
-FEATURES_SKIP=$(expr $(expr ${CUR_JOB} - 1 ) \* ${FEATURES_PER_JOB} )
+MAX_FEATURES=$(find cypress/integration/ -maxdepth 1 -name "*.feature" -print | wc -l)
+# adds overhead features to the first jobs
+if [[ $CUR_JOB -lt $(expr ${MAX_FEATURES} % ${MAX_JOBS}) ]]
+then
+  FEATURES_PER_JOB=$(expr ${MAX_FEATURES} / ${MAX_JOBS} + 1)
+  FEATURES_SKIP=$(expr $(expr ${MAX_FEATURES} / ${MAX_JOBS} + 1) \* ${CUR_JOB})
+else
+  FEATURES_PER_JOB=$(expr ${MAX_FEATURES} / ${MAX_JOBS})
+  FEATURES_SKIP=$(expr $(expr ${MAX_FEATURES} / ${MAX_JOBS} + 1) \* $(expr ${MAX_FEATURES} % ${MAX_JOBS}) + $(expr $(expr ${MAX_FEATURES} / ${MAX_JOBS}) \* $(expr ${CUR_JOB} - ${MAX_FEATURES} % ${MAX_JOBS})))
+fi
 
 # Comma separated list
 echo $(join_by , ${FEATURE_LIST[@]:${FEATURES_SKIP}:${FEATURES_PER_JOB}})
\ No newline at end of file