Various coverage improvements.
Mostly from extra test cases, but also:
* Move the fgets size < 0 assertion into fgets.
* Use ELF aliases for strtoq/strtouq rather than duplicating code.
* Don't check uname() succeeded, since it can't fail.
Test: treehugger
Change-Id: I2e6b3b88b0a3eb16bd68be68b9bc9f40d8043291
diff --git a/tests/grp_pwd_test.cpp b/tests/grp_pwd_test.cpp
index 99117e4..bf65720 100644
--- a/tests/grp_pwd_test.cpp
+++ b/tests/grp_pwd_test.cpp
@@ -820,6 +820,24 @@
#endif
}
+TEST(grp, getgrouplist) {
+#if defined(__BIONIC__)
+ // Query the number of groups.
+ int ngroups = 0;
+ ASSERT_EQ(-1, getgrouplist("root", 123, nullptr, &ngroups));
+ ASSERT_EQ(1, ngroups);
+
+ // Query the specific groups (just the one you pass in on Android).
+ ngroups = 8;
+ gid_t groups[ngroups];
+ ASSERT_EQ(1, getgrouplist("root", 123, groups, &ngroups));
+ ASSERT_EQ(1, ngroups);
+ ASSERT_EQ(123u, groups[0]);
+#else
+ GTEST_SKIP() << "bionic-only test (groups too unpredictable)";
+#endif
+}
+
#if defined(__BIONIC__)
static void TestAidNamePrefix(const std::string& file_path) {
std::string file_contents;