test boundary conditions

1 files changed, 12 insertions, 0 deletions

diff --git a/test b/test
new file mode 100755
index 0000000..972ba8c
--- /dev/null
+++ b/test
@@ -0,0 +1,12 @@
+#!/usr/bin/sh
+
+# Check boundary conditions with small files. Output should match input.
+for f in empty a ab abc abcd; do
+	./markov <tests/$f > out
+	if !(diff tests/$f out > /dev/null); then
+		echo tests/$f: output of markov does not match input:
+		diff tests/$f out
+		exit 1
+	fi
+done
+rm out
\ No newline at end of file