Updated: libcxx/test/std/input.output/span.streams/ospanstream/ospanstream.cons/assign.move.pass.cpp

Author: H-G-Hristov

libcxx/test/std/input.output/span.streams/ospanstream/ospanstream.cons/ctor.move.pass.cpp

@@ -37,7 +37,7 @@ void test() {
   assert(!sp.empty());
   assert(sp.size() == 4);
 
-  // Mode: default (`in` | `out`)
+  // Mode: default (`out`)
   {
     SpStream rhsSpSt{sp};
     assert(rhsSpSt.span().data() == arr);
@@ -54,23 +54,6 @@ void test() {
     assert(rhsSpSt.span().empty());
     assert(rhsSpSt.span().size() == 0);
   }
-  // Mode: `in`
-  {
-    SpStream rhsSpSt{sp, std::ios_base::in};
-    assert(rhsSpSt.span().data() == arr);
-    assert(rhsSpSt.span().empty());
-    assert(rhsSpSt.span().size() == 0);
-
-    SpStream spSt{std::move(rhsSpSt)};
-    assert(spSt.span().data() == arr);
-    assert(spSt.span().empty());
-    assert(spSt.span().size() == 0);
-
-    // Test after move
-    assert(rhsSpSt.span().data() == arr);
-    assert(rhsSpSt.span().empty());
-    assert(rhsSpSt.span().size() == 0);
-  }
   // Mode `out`
   {
     SpStream rhsSpSt{sp, std::ios_base::out};
@@ -88,26 +71,26 @@ void test() {
     assert(rhsSpSt.span().empty());
     assert(rhsSpSt.span().size() == 0);
   }
-  // Mode: multiple
+  // Mode `ate`
   {
-    SpStream rhsSpSt{sp, std::ios_base::in | std::ios_base::out | std::ios_base::binary};
+    SpStream rhsSpSt{sp, std::ios_base::out | std::ios_base::ate};
     assert(rhsSpSt.span().data() == arr);
-    assert(rhsSpSt.span().empty());
-    assert(rhsSpSt.span().size() == 0);
+    assert(!rhsSpSt.span().empty());
+    assert(rhsSpSt.span().size() == 4);
 
     SpStream spSt{std::move(rhsSpSt)};
     assert(spSt.span().data() == arr);
-    assert(spSt.span().empty());
-    assert(spSt.span().size() == 0);
+    assert(!spSt.span().empty());
+    assert(spSt.span().size() == 4);
 
     // Test after move
     assert(rhsSpSt.span().data() == arr);
-    assert(rhsSpSt.span().empty());
-    assert(rhsSpSt.span().size() == 0);
+    assert(!rhsSpSt.span().empty());
+    assert(rhsSpSt.span().size() == 4);
   }
-  // Mode `ate`
+  // Mode: multiple
   {
-    SpStream rhsSpSt{sp, std::ios_base::out | std::ios_base::ate};
+    SpStream rhsSpSt{sp, std::ios_base::ate | std::ios_base::binary};
     assert(rhsSpSt.span().data() == arr);
     assert(!rhsSpSt.span().empty());
     assert(rhsSpSt.span().size() == 4);
@@ -128,12 +111,22 @@ int main(int, char**) {
 #ifndef TEST_HAS_NO_NASTY_STRING
   test<nasty_char, nasty_char_traits>();
 #endif
+
   test<char>();
   test<char, constexpr_char_traits<char>>();
 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
   test<wchar_t>();
   test<wchar_t, constexpr_char_traits<wchar_t>>();
 #endif
 
+#ifndef TEST_HAS_NO_CHAR8_T
+  test<char8_t>();
+  test<char8_t, constexpr_char_traits<char8_t>>();
+#endif
+  test<char16_t>();
+  test<char16_t, constexpr_char_traits<char16_t>>();
+  test<char32_t>();
+  test<char32_t, constexpr_char_traits<char32_t>>();
+
   return 0;
 }