From b73ef75dcada4c2bb72851743f1ab354ab64cc2a Mon Sep 17 00:00:00 2001
From: Paul Ganssle <paul@ganssle.io>
Date: Sat, 2 Nov 2019 18:36:20 -0400
Subject: [PATCH] fixup! Fix Travis test for build command.

---
 .travis.yml | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 5e96e4bee..c817b66de 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,9 +43,17 @@ script:
   - tox
   - |
     if [[ $TOXENV == "build" ]]; then
-     # Check that exactly one tarball and one wheel are created
-     [ $(find . -iwholename 'dist/*.tar.gz' | wc -l) -eq 1 ]
-     [ $(find . -iwholename 'dist/*.whl' | wc -l) -eq 1 ]
+      exactly_one() {
+        value=$(find . -iwholename $1 | wc -l)
+        if [ $value -neq 1 ]; then
+          echo "Found $value instances of $1, not 1"
+          exit 1
+        fi
+      }
+
+      # Check that exactly one tarball and one wheel are created
+      exactly_one 'dist/*.tar.gz'
+      exactly_one 'dist/*.whl'
     fi
 
 after_success: