Trying out an automated check to prevent future bash test bugs on Mac

integration-tests/bats/bats.bats

@@ -0,0 +1,14 @@
+#!/usr/bin/env bats
+
+
+@test "bats: all assertions work on Mac" {
+    run pwd
+    echo "PWD: $output"
+
+    run grep -E ' *\]\][[:space:]]*$' -n *.bats
+    # grep returns 0 if matches are found, 1 if matches are NOT found, and 2 if no input files were found
+    echo -e "Incorrect bash test constructs: \n$output"
+    [ "$status" -eq 1 ]
+    [[ "$output" =~ "No tables to export." ]]
+    [[ "$output" =~ "another" ]]
+}