Bugfix: tee with no arguments was writing to stdout twice.

Add basic smoketest while we're at it.

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/tee.test b/tests/tee.test
new file mode 100755
index 00000000..fd3b9447
--- /dev/null
+++ b/tests/tee.test
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+[ -f testing.sh ] && . testing.sh
+
+#testing "name" "command" "result" "infile" "stdin"
+
+testing "" "tee" "one" "" "one"
+testing "" "tee -" "two\n" "" "two\n"
+testing "" "tee one > two && cmp one two && echo that" "that\n" "" "three"