feat (make): add targets for tests

tbf i didn't check anything and yolo'd it
...so definitely not unexpected

Makefile

@@ -1,4 +1,4 @@
-.PHONY: all builddir configure compile clean
+.PHONY: all builddir configure compile clean test
 build: prebuild configure compile
 
 INSTALL = install
@@ -36,3 +36,8 @@ install: preinstall
 uninstall:
 	rm ${bindir}${BIN}
 	rm ${mandir}${MAN}
+
+test:
+	test/default.sh
+test-run:
+	test/stdouterr

test/.gitignore

@@ -1,2 +1,2 @@
-test-output
-stdouterr
+/output
+/stdouterr

test/default.sh

@@ -19,8 +19,8 @@ curr_hash=$(get_last_commit)
 script_dir="$(realpath -e $(dirname "${0}") 2>/dev/null)"
 project_root=${script_dir%/*} # remove everything after the final `/`
 
-test_dir="${project_root}/dev/tests.d"
-out_dir="${project_root}/dev/test-output"
+test_dir="${project_root}/test"
+out_dir="${test_dir}/output"
 [[ ! -d "${out_dir}" ]] && mkdir -p "${out_dir}"
 src_dir="${project_root}/src"
 
@@ -107,14 +107,14 @@ test(){
     echo
     echo
     echo "=== end of test ==="
-    return ret
+    return ${ret}
 }
 
 if check_compilers; then
     if compile; then
 	if test "$@"; then
 	    echo "completed with exit code $?"
-	    ln -sfn "${oname}" "${project_root}/dev/stdouterr"
+	    ln -sfn "${oname}" "${test_dir}/stdouterr"
 	fi
     fi
 else