shelllings

a practical way to learn shell
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18_quiz.sh
1#!/bin/sh
2
3set -eu
4RED="\033[31m"
5GREEN="\033[32m"
6RESET="\033[0m"
7
8failed() {
9 printf "${RED}Failed${RESET}\n"
10 exit 1
11}
12
13cleanup() {
14 [ -f "notes.txt" ] && rm notes.txt
15}
16trap cleanup EXIT
17
18sh exercises/18_quiz.sh get oreos for protein shake > /dev/null || failed
19sh exercises/18_quiz.sh -p this line should appear > /dev/null || failed
20sh exercises/18_quiz.sh -p > /dev/null || failed
21sh exercises/18_quiz.sh > /dev/null || failed
22
23[ ! $(grep "get oreos" notes.txt | wc -l) -eq 1 ] && failed
24[ ! $(grep "\-p" notes.txt | wc -l) -eq 1 ] && failed
25
26printf "${GREEN}Passed${RESET}\n"