linux-kernel-module-cheat/test-test-executables

#!/usr/bin/env bash

# https://cirosantilli.com/linux-kernel-module-cheat#cli-script-tests

set -eux

./build-userland
./build-userland-in-tree

f="$(tempfile)"

./test-executables | tee "$f"
grep -E '^PASS .* userland/c/hello' "$f"
grep -E '^PASS .* userland/posix/uname' "$f"

./test-executables userland | tee "$f"
grep -E '^PASS .* userland/c/hello' "$f"
grep -E '^PASS .* userland/posix/uname' "$f"

./test-executables userland/c | tee "$f"
grep -E '^PASS .* userland/c/hello' "$f"
! grep -E '^PASS .* userland/posix/uname' "$f"

./test-executables userland/c/hello.c | tee "$f"
grep -E '^PASS .* userland/c/hello' "$f"
! grep -E '^PASS .* userland/c/false' "$f"
! grep -E '^PASS .* userland/posix/uname' "$f"

./test-executables-in-tree | tee "$f"
grep -E '^PASS .* userland/c/hello' "$f"
grep -E '^PASS .* userland/posix/uname' "$f"

cd userland
./test
grep -E '^PASS .* userland/c/hello' "$f"
grep -E '^PASS .* userland/posix/uname' "$f"
cd ..

rm "$f"