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test-env-util: add more tests for "extended syntax"

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This is only the tip of the iceberg. It would be great to test all kinds of nesting, handling
of invalid syntax, etc., but I'm leaving that for later.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek
2017-02-20 23:21:26 -05:00
parent b82f58bfe3
commit f50ce8fc4b
1 changed files with 30 additions and 0 deletions
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30
src/test/test-env-util.c
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@@ -167,6 +167,34 @@ static void test_replace_env(bool braceless) {
assert_se(streq(p, braceless ? "waldowaldowaldo" : "waldo$BAR$BAR"));
}
static void test_replace_env2(bool extended) {
const char *env[] = {
"FOO=foo",
"BAR=bar",
NULL
};
_cleanup_free_ char *t = NULL, *s = NULL, *q = NULL, *r = NULL, *p = NULL, *x = NULL;
unsigned flags = REPLACE_ENV_ALLOW_EXTENDED*extended;
t = replace_env("FOO=${FOO:-${BAR}}", (char**) env, flags);
assert_se(streq(t, extended ? "FOO=foo" : "FOO=${FOO:-bar}"));
s = replace_env("BAR=${XXX:-${BAR}}", (char**) env, flags);
assert_se(streq(s, extended ? "BAR=bar" : "BAR=${XXX:-bar}"));
q = replace_env("XXX=${XXX:+${BAR}}", (char**) env, flags);
assert_se(streq(q, extended ? "XXX=" : "XXX=${XXX:+bar}"));
r = replace_env("FOO=${FOO:+${BAR}}", (char**) env, flags);
assert_se(streq(r, extended ? "FOO=bar" : "FOO=${FOO:+bar}"));
p = replace_env("FOO=${FOO:-${BAR}post}", (char**) env, flags);
assert_se(streq(p, extended ? "FOO=foo" : "FOO=${FOO:-barpost}"));
x = replace_env("XXX=${XXX:+${BAR}post}", (char**) env, flags);
assert_se(streq(x, extended ? "XXX=" : "XXX=${XXX:+barpost}"));
}
static void test_replace_env_argv(void) {
const char *env[] = {
"FOO=BAR BAR",
@@ -295,6 +323,8 @@ int main(int argc, char *argv[]) {
test_env_strv_get_n();
test_replace_env(false);
test_replace_env(true);
test_replace_env2(false);
test_replace_env2(true);
test_replace_env_argv();
test_env_clean();
test_env_name_is_valid();