#!/bin/sh

. ./test.sh

tab() {
	printf "	"
}

space() {
	printf " "
}

bar() {
	printf "bar"
}

nl() {
	printf "\n"
}

test "prints error on trailing tabs detected"
(
	bar; bar; bar; nl;
	bar; bar; bar; tab; nl;
	bar; bar; bar; nl;
	bar; bar; tab; tab; nl;
	bar; tab; nl;
	bar; bar; bar; nl;
	tab; bar; bar; bar; nl;
	tab; tab; bar; bar; bar; nl;
	tab; nl;
	tab; tab; bar; bar; bar; tab; nl;
) > foo

[ "$(lts foo 2>&1)" = "foo:2:10: Trailing tabs detected
foo:4:7: Trailing tabs detected
foo:5:4: Trailing tabs detected
foo:9:1: Trailing tabs detected
foo:10:12: Trailing tabs detected" ]

test "return error status on trailing tabs detected"
(
	bar; bar; bar; nl;
	bar; bar; bar; tab; nl;
	bar; bar; bar; nl;
	bar; bar; tab; tab; nl;
	bar; tab; nl;
	bar; bar; bar; nl;
	tab; bar; bar; bar; nl;
	tab; tab; bar; bar; bar; nl;
	tab; nl;
	tab; tab; bar; bar; bar; tab; nl;
) > foo

! lts foo 2>/dev/null

test "prints error on trailing spaces detected"
(
	bar; bar; bar; nl;
	bar; bar; bar; space; nl;
	bar; bar; bar; nl;
	bar; bar; space; space; nl;
	bar; space; nl;
	bar; bar; bar; nl;
	space; bar; bar; bar; nl;
	space; space; bar; bar; bar; nl;
	space; nl;
	space; space; bar; bar; bar; space; nl;
) > foo

[ "$(lts foo 2>&1)" = "foo:2:10: Trailing spaces detected
foo:4:7: Trailing spaces detected
foo:5:4: Trailing spaces detected
foo:9:1: Trailing spaces detected
foo:10:12: Trailing spaces detected" ]

test "returns error status on trailing spaces detected"
(
	bar; bar; bar; nl;
	bar; bar; bar; space; nl;
	bar; bar; bar; nl;
	bar; bar; space; space; nl;
	bar; space; nl;
	bar; bar; bar; nl;
	space; bar; bar; bar; nl;
	space; space; bar; bar; bar; nl;
	space; nl;
	space; space; bar; bar; bar; space; nl;
) > foo

! lts foo 2>/dev/null

test "return error status on trailing tabs and spaces detected"
(
	bar; bar; bar; nl;
	bar; bar; bar; tab; nl;
	bar; bar; bar; nl;
	bar; bar; space; space; nl;
	bar; tab; nl;
	bar; bar; bar; nl;
	space; bar; bar; bar; nl;
	space; space; bar; bar; bar; nl;
	space; nl;
	space; space; bar; bar; bar; tab; nl;
) > foo

[ "$(lts foo 2>&1)" = "foo:2:10: Trailing tabs detected
foo:4:7: Trailing spaces detected
foo:5:4: Trailing tabs detected
foo:9:1: Trailing spaces detected
foo:10:12: Trailing tabs detected" ]

! lts foo 2>/dev/null