diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..efbddd0
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,3 @@
+before_install: chmod +x tests/check-lines.sh
+install: true
+script: ./tests/check-lines.sh
diff --git a/tests/check-lines.sh b/tests/check-lines.sh
new file mode 100644
index 0000000..c35d2d6
--- /dev/null
+++ b/tests/check-lines.sh
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+UNIQUE_TAB_LINES_COUNT=$(sed 's/[^\t]//g' TEST-DATA.tsv | sort -u | wc -l)
+
+if [ $UNIQUE_TAB_LINES_COUNT -eq "1" ]
+then
+  echo "All lines have the same number of tabs. All good!"
+else
+  echo "Not all lines have the same number of tabs."
+  echo $UNIQUE_TAB_LINES_COUNT
+  exit 1
+fi