welp. and i'm done lol

tests/test.bats

@@ -11,5 +11,16 @@ setup(){
 
 @test "no args? you fail." {
 	run args
+	assert_output --partial "args obviously needs arguments to work…"
 	assert_failure
 }
+
+@test "one arg" {
+	run args one
+	assert_output --partial "@1"$'\t'"one"
+}
+
+@test "represent empty string" {
+	run args ''
+	assert_output --partial "@1"$'\t'"''"
+}