[PATCH] tests: df: check that -k and -m are supported

[Collin Funk]

* tests/df/df-output.sh: Check that the block size is correct when using
-k and -m.
---
 tests/df/df-output.sh | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/tests/df/df-output.sh b/tests/df/df-output.sh
index de062ee78..68336d3e5 100755
--- a/tests/df/df-output.sh
+++ b/tests/df/df-output.sh
@@ -98,6 +98,24 @@ sed -e '1 {
         }' out > out2
 compare exp out2 || fail=1
 
+df -k --output=size '.' >out || fail=1
+sed -e '1 {
+          s/ *//
+          q
+        }' out > out2
+compare exp out2 || fail=1
+
+cat <<\EOF > exp || framework_failure_
+1M-blocks
+EOF
+
+df -m --output=size '.' >out || fail=1
+sed -e '1 {
+          s/ *//
+          q
+        }' out > out2
+compare exp out2 || fail=1
+
 # Ensure that the grand total line now contains a "-" in the TARGET field ...
 cat <<\EOF > exp || framework_failure_
 -
-- 
2.55.0