Added one log option (--log)

libexec/bats

@@ -16,11 +16,12 @@ help() {
   echo "  <test> is the path to a Bats test file, or the path to a directory"
   echo "  containing Bats test files."
   echo
-  echo "  -c, --count    Count the number of test cases without running any tests"
-  echo "  -h, --help     Display this help message"
-  echo "  -p, --pretty   Show results in pretty format (default for terminals)"
-  echo "  -t, --tap      Show results in TAP format"
-  echo "  -v, --version  Display the version number"
+  echo "  -c, --count       Count the number of test cases without running any tests"
+  echo "  -h, --help        Display this help message"
+  echo "  -p, --pretty      Show results in pretty format (default for terminals)"
+  echo "  -t, --tap         Show results in TAP format"
+  echo "      --log [FILE]  Combine output and test logs into FILE"
+  echo "  -v, --version     Display the version number"
   echo
   echo "  For more information, see https://github.com/sstephenson/bats"
   echo
@@ -96,6 +97,10 @@ for option in "${options[@]}"; do
   "t" | "tap" )
     pretty=""
     ;;
+  "log" )
+    export BATS_LOG="/tmp/bats.log"
+    touch "$BATS_LOG"
+    ;;
   "p" | "pretty" )
     pretty="1"
     ;;

libexec/bats-exec-test

@@ -82,6 +82,9 @@ bats_test_begin() {
   if [ -n "$BATS_EXTENDED_SYNTAX" ]; then
     echo "begin $BATS_TEST_NUMBER $BATS_TEST_DESCRIPTION" >&3
   fi
+  if [ -w "$BATS_LOG" ]; then
+    echo "[$$] $BATS_TEST_DESCRIPTION" >> "$BATS_LOG"
+  fi
   setup
 }
 
@@ -256,9 +259,16 @@ bats_exit_trap() {
     bats_print_failed_command "${BATS_ERROR_STACK_TRACE[${#BATS_ERROR_STACK_TRACE[@]}-1]}" "$BATS_ERROR_STATUS" >&3
     sed -e "s/^/# /" < "$BATS_OUT" >&3
     status=1
+    to_log="not ok $BATS_TEST_DESCRIPTION"
   else
     echo "ok ${BATS_TEST_NUMBER}${skipped} ${BATS_TEST_DESCRIPTION}" >&3
     status=0
+    to_log="ok $BATS_TEST_DESCRIPTION"
+  fi
+
+  if [ -w "$BATS_LOG" ]; then
+    sed -e "s/^/\[$$\] /" "$BATS_OUT" >> "$BATS_LOG"
+    echo "[$$] $to_log" >> "$BATS_LOG"
   fi
 
   rm -f "$BATS_OUT"