1541   const char haystack[] = "big\0daddy\0giant\0haystacks";  in TEST()  local
1542   ASSERT_EQ(haystack, memmem(haystack, sizeof(haystack), "", 0));  in TEST()
1543   ASSERT_EQ(haystack + 3, memmem(haystack, sizeof(haystack), "", 1));  in TEST()
1544   ASSERT_EQ(haystack + 0, memmem(haystack, sizeof(haystack), "b", 1));  in TEST()
1545   ASSERT_EQ(haystack + 1, memmem(haystack, sizeof(haystack), "i", 1));  in TEST()
1546   ASSERT_EQ(haystack + 4, memmem(haystack, sizeof(haystack), "da", 2));  in TEST()
1547   ASSERT_EQ(haystack + 8, memmem(haystack, sizeof(haystack), "y\0g", 3));  in TEST()
1551   const char* haystack = "big daddy/giant haystacks!";  in TEST()  local
1557   ASSERT_EQ(haystack + 0, strstr(haystack, ""));  in TEST()
1559   ASSERT_EQ(haystack + 0, strstr(haystack, "b"));  in TEST()
1560   ASSERT_EQ(haystack + 0, strstr(haystack, "bi"));  in TEST()
1561   ASSERT_EQ(haystack + 0, strstr(haystack, "big"));  in TEST()
1562   ASSERT_EQ(haystack + 0, strstr(haystack, "big "));  in TEST()
1563   ASSERT_EQ(haystack + 0, strstr(haystack, "big d"));  in TEST()
1565   ASSERT_EQ(haystack + 2, strstr(haystack, "g"));  in TEST()
1566   ASSERT_EQ(haystack + 10, strstr(haystack, "gi"));  in TEST()
1567   ASSERT_EQ(haystack + 10, strstr(haystack, "gia"));  in TEST()
1568   ASSERT_EQ(haystack + 10, strstr(haystack, "gian"));  in TEST()
1569   ASSERT_EQ(haystack + 10, strstr(haystack, "giant"));  in TEST()
1571   ASSERT_EQ(haystack + 25, strstr(haystack, "!"));  in TEST()
1572   ASSERT_EQ(haystack + 24, strstr(haystack, "s!"));  in TEST()
1573   ASSERT_EQ(haystack + 23, strstr(haystack, "ks!"));  in TEST()
1574   ASSERT_EQ(haystack + 22, strstr(haystack, "cks!"));  in TEST()
1575   ASSERT_EQ(haystack + 21, strstr(haystack, "acks!"));  in TEST()
1579   const char* haystack = "bIg dAdDy/gIaNt hAyStAcKs";  in TEST()  local
1580   ASSERT_EQ(haystack, strcasestr(haystack, ""));  in TEST()
1581   ASSERT_EQ(haystack + 0, strcasestr(haystack, "B"));  in TEST()
1582   ASSERT_EQ(haystack + 1, strcasestr(haystack, "i"));  in TEST()
1583   ASSERT_EQ(haystack + 4, strcasestr(haystack, "Da"));  in TEST()