1 files changed, 47 insertions, 0 deletions
diff --git a/tests/cli-opts.sh b/tests/cli-opts.sh
new file mode 100755
index 0000000..82199ca
--- /dev/null
+++ b/tests/cli-opts.sh
@@ -0,0 +1,47 @@
+#!/bin/sh
+set -eu
+
+. tests/lib.sh
+
+
+test_needs_2_arguments() {
+	testing 'needs 2 arguments'
+
+	N="$LINENO"
+	OUT="$(mkstemp)"
+	ERR="$(mkstemp)"
+	trap 'rm -f "$OUT" "$ERR"' EXIT
+	STATUS=0
+	./wscat.bin 1>"$OUT" 2>"$ERR" || STATUS=$?
+	assert_status 2
+	assert_empty_stdout
+	assert_usage "$ERR"
+	rm -f "$OUT" "$ERR"
+
+	N="$LINENO"
+	OUT="$(mkstemp)"
+	ERR="$(mkstemp)"
+	trap 'rm -f "$OUT" "$ERR"' EXIT
+	STATUS=0
+	./wscat.bin FROM.socket 1>"$OUT" 2>"$ERR" || STATUS=$?
+	assert_status 2
+	assert_empty_stdout
+	assert_usage "$ERR"
+	rm -f "$OUT" "$ERR"
+
+	N="$LINENO"
+	OUT="$(mkstemp)"
+	ERR="$(mkstemp)"
+	trap 'rm -f "$OUT" "$ERR"' EXIT
+	STATUS=0
+	./wscat.bin TO.socket 1>"$OUT" 2>"$ERR" || STATUS=$?
+	assert_status 2
+	assert_empty_stdout
+	assert_usage "$ERR"
+	rm -f "$OUT" "$ERR"
+
+	test_ok
+}
+
+
+test_needs_2_arguments