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authorLennart Poettering <lennart@poettering.net>2016-08-05 11:17:08 +0200
committerLennart Poettering <lennart@poettering.net>2016-08-05 11:18:32 +0200
commit41bf0590cc89438f1d319465190b1c00809c78fe (patch)
tree58d255848f99af24009cea575d4d58ec53d6874d /src/test
parent1ed1f50f8277df07918e13cba3331a114eaa6fe3 (diff)
util-lib: unify parsing of nice level values
This adds parse_nice() that parses a nice level and ensures it is in the right range, via a new nice_is_valid() helper. It then ports over a number of users to this. No functional changes.
Diffstat (limited to 'src/test')
-rw-r--r--src/test/test-parse-util.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/src/test/test-parse-util.c b/src/test/test-parse-util.c
index 097c464229..d08014100b 100644
--- a/src/test/test-parse-util.c
+++ b/src/test/test-parse-util.c
@@ -498,6 +498,34 @@ static void test_parse_percent_unbounded(void) {
assert_se(parse_percent_unbounded("400%") == 400);
}
+static void test_parse_nice(void) {
+ int n;
+
+ assert_se(parse_nice("0", &n) >= 0 && n == 0);
+ assert_se(parse_nice("+0", &n) >= 0 && n == 0);
+ assert_se(parse_nice("-1", &n) >= 0 && n == -1);
+ assert_se(parse_nice("-2", &n) >= 0 && n == -2);
+ assert_se(parse_nice("1", &n) >= 0 && n == 1);
+ assert_se(parse_nice("2", &n) >= 0 && n == 2);
+ assert_se(parse_nice("+1", &n) >= 0 && n == 1);
+ assert_se(parse_nice("+2", &n) >= 0 && n == 2);
+ assert_se(parse_nice("-20", &n) >= 0 && n == -20);
+ assert_se(parse_nice("19", &n) >= 0 && n == 19);
+ assert_se(parse_nice("+19", &n) >= 0 && n == 19);
+
+
+ assert_se(parse_nice("", &n) == -EINVAL);
+ assert_se(parse_nice("-", &n) == -EINVAL);
+ assert_se(parse_nice("+", &n) == -EINVAL);
+ assert_se(parse_nice("xx", &n) == -EINVAL);
+ assert_se(parse_nice("-50", &n) == -ERANGE);
+ assert_se(parse_nice("50", &n) == -ERANGE);
+ assert_se(parse_nice("+50", &n) == -ERANGE);
+ assert_se(parse_nice("-21", &n) == -ERANGE);
+ assert_se(parse_nice("20", &n) == -ERANGE);
+ assert_se(parse_nice("+20", &n) == -ERANGE);
+}
+
int main(int argc, char *argv[]) {
log_parse_environment();
log_open();
@@ -513,6 +541,7 @@ int main(int argc, char *argv[]) {
test_safe_atod();
test_parse_percent();
test_parse_percent_unbounded();
+ test_parse_nice();
return 0;
}