13     skstd::string_view empty;  in DEF_TEST()  local
14     REPORTER_ASSERT(r, empty.data() == nullptr);  in DEF_TEST()
15     REPORTER_ASSERT(r, empty.length() == 0);  in DEF_TEST()
36     skstd::string_view empty("");  in DEF_TEST()  local
37     REPORTER_ASSERT(r, empty.empty());  in DEF_TEST()
38     REPORTER_ASSERT(r, !empty.starts_with('x'));  in DEF_TEST()
39     REPORTER_ASSERT(r, !empty.ends_with('x'));  in DEF_TEST()
40     REPORTER_ASSERT(r, !empty.starts_with("x"));  in DEF_TEST()
41     REPORTER_ASSERT(r, !empty.ends_with("x"));  in DEF_TEST()
42     REPORTER_ASSERT(r, empty.starts_with(""));  in DEF_TEST()
43     REPORTER_ASSERT(r, empty.ends_with(""));  in DEF_TEST()
46     REPORTER_ASSERT(r, !xyz.empty());  in DEF_TEST()
69     xyz.swap(empty);  in DEF_TEST()
71     REPORTER_ASSERT(r, empty == "xyz");  in DEF_TEST()
86     skstd::string_view empty;  in DEF_TEST()  local
87     REPORTER_ASSERT(r, empty.begin() == empty.end());  in DEF_TEST()
91     skstd::string_view empty;  in DEF_TEST()  local
92     REPORTER_ASSERT(r, empty == empty);  in DEF_TEST()
93     REPORTER_ASSERT(r, empty == "");  in DEF_TEST()
94     REPORTER_ASSERT(r, "" == empty);  in DEF_TEST()
95     REPORTER_ASSERT(r, !(empty != ""));  in DEF_TEST()
151     REPORTER_ASSERT(r, xyz.substr(0, 0).empty());  in DEF_TEST()
152     REPORTER_ASSERT(r, xyz.substr(1, 0).empty());  in DEF_TEST()
153     REPORTER_ASSERT(r, xyz.substr(2, 0).empty());  in DEF_TEST()
154     REPORTER_ASSERT(r, xyz.substr(3, 0).empty());  in DEF_TEST()
156     REPORTER_ASSERT(r, xyz.substr(3).empty());  in DEF_TEST()
157     REPORTER_ASSERT(r, xyz.substr(4).empty());  in DEF_TEST()