[libc-commits] [libc] [libc] Add `shm_open/shm_unlink` (PR #84974)

[Nick Desaulniers via libc-commits]

================
@@ -174,3 +174,112 @@ TEST(LlvmLibcStringViewTest, FindLastOf) {
   ASSERT_EQ(Empty1.find_last_of('a', 0), string_view::npos);
   ASSERT_EQ(Empty1.find_last_of('a', 123), string_view::npos);
 }
+
+TEST(LlvmLibcStringViewTest, FindFirstNotOf) {
+  string_view Tmp("abada");
+
+  EXPECT_EQ(Tmp.find_first_not_of('a'), size_t(1));
+  EXPECT_EQ(Tmp.find_first_not_of('a', 123), string_view::npos);
+  EXPECT_EQ(Tmp.find_first_not_of('a', 5), string_view::npos);
+  EXPECT_EQ(Tmp.find_first_not_of('a', 4), string_view::npos);
+  EXPECT_EQ(Tmp.find_first_not_of('a', 3), size_t(3));
+  EXPECT_EQ(Tmp.find_first_not_of('a', 2), size_t(3));
+  EXPECT_EQ(Tmp.find_first_not_of('a', 1), size_t(1));
+  EXPECT_EQ(Tmp.find_first_not_of('a', 0), size_t(1));
+
+  EXPECT_EQ(Tmp.find_first_not_of('b'), size_t(0));
+  EXPECT_EQ(Tmp.find_first_not_of('b', 123), string_view::npos);
+  EXPECT_EQ(Tmp.find_first_not_of('b', 5), string_view::npos);
+  EXPECT_EQ(Tmp.find_first_not_of('b', 4), size_t(4));
+  EXPECT_EQ(Tmp.find_first_not_of('b', 3), size_t(3));
+  EXPECT_EQ(Tmp.find_first_not_of('b', 2), size_t(2));
+  EXPECT_EQ(Tmp.find_first_not_of('b', 1), size_t(2));
+  EXPECT_EQ(Tmp.find_first_not_of('b', 0), size_t(0));
+
+  EXPECT_EQ(Tmp.find_first_not_of('d'), size_t(0));
+  EXPECT_EQ(Tmp.find_first_not_of('d', 123), string_view::npos);
+  EXPECT_EQ(Tmp.find_first_not_of('d', 5), string_view::npos);
+  EXPECT_EQ(Tmp.find_first_not_of('d', 4), size_t(4));
+  EXPECT_EQ(Tmp.find_first_not_of('d', 3), size_t(4));
+  EXPECT_EQ(Tmp.find_first_not_of('d', 2), size_t(2));
+  EXPECT_EQ(Tmp.find_first_not_of('d', 1), size_t(1));
+  EXPECT_EQ(Tmp.find_first_not_of('d', 0), size_t(0));
+
+  EXPECT_EQ(Tmp.find_first_not_of('e'), size_t(0));
+  EXPECT_EQ(Tmp.find_first_not_of('e', 123), string_view::npos);
+  EXPECT_EQ(Tmp.find_first_not_of('e', 5), string_view::npos);
+  EXPECT_EQ(Tmp.find_first_not_of('e', 4), size_t(4));
+  EXPECT_EQ(Tmp.find_first_not_of('e', 3), size_t(3));
+  EXPECT_EQ(Tmp.find_first_not_of('e', 2), size_t(2));
+  EXPECT_EQ(Tmp.find_first_not_of('e', 1), size_t(1));
+  EXPECT_EQ(Tmp.find_first_not_of('e', 0), size_t(0));
+
+  string_view Empty;
+  EXPECT_EQ(Empty.find_first_not_of('a'), string_view::npos);
+  EXPECT_EQ(Empty.find_first_not_of('a', 0), string_view::npos);
+  EXPECT_EQ(Empty.find_first_not_of('a', 123), string_view::npos);
+
+  string_view Empty1("");
+  EXPECT_EQ(Empty1.find_first_not_of('a'), string_view::npos);
+  EXPECT_EQ(Empty1.find_first_not_of('a', 0), string_view::npos);
+  EXPECT_EQ(Empty1.find_first_not_of('a', 123), string_view::npos);
+
+  string_view Full("aaaaaaa");
+  EXPECT_EQ(Full.find_first_not_of('a'), string_view::npos);
+  EXPECT_EQ(Full.find_first_not_of('a', 0), string_view::npos);
+  EXPECT_EQ(Full.find_first_not_of('a', 123), string_view::npos);
+
+  EXPECT_EQ(Full.find_first_not_of('b'), size_t(0));
+  EXPECT_EQ(Full.find_first_not_of('b', 0), size_t(0));
+  EXPECT_EQ(Full.find_first_not_of('b', 123), string_view::npos);
+}
+
+TEST(LlvmLibcStringViewTest, Contains) {
+  string_view Empty;
+  for (char c = 'a'; c < 'z'; ++c)
+    for (size_t i = 0; i < 256; ++i)
----------------
nickdesaulniers wrote:

why repeat this 256 times?

https://github.com/llvm/llvm-project/pull/84974